Best Affordable Heart Rate Monitors for Cardio: A Comparative Guide

Discover the best affordable heart rate monitors for cardio workouts. Compare features, compatibility, battery life, and more to find the perfect device for your fitness journey. Make an informed choice with our detailed guide.

Best Affordable Heart Rate Monitors for Cardio: A Comparative Guide
Heart Rate Monitors

Cardio enthusiasts know that monitoring heart rate is a key component to reaching fitness goals efficiently. With a plethora of options available, choosing an affordable and reliable heart rate monitor can be overwhelming. This guide will help you decipher between some of the top picks on the market, discussing their functionalities, comfort, and accuracy so you can invest in a gadget that complements your workout regime.

Top picks

Intervent HRM
Onyx Easy
Nivia HRM
Polar H9
Powr Labs Armband HRM

Buyer's Guide for Heart Rate Monitors

When shopping for a heart rate monitor, whether for fitness tracking, medical monitoring, or sports training, it's important to consider a variety of factors to ensure that you get a device that meets your needs. Here are the key criteria to consider:

  1. Monitoring Method
  • Chest Strap vs. Wrist/Armband vs. Finger Sensor: Decide between a chest strap monitor for higher accuracy, a wrist/armband monitor for convenience, or a finger sensor for occasional measurements.
  1. Connectivity
  • Bluetooth/ANT+: Check if the monitor is compatible with your smartphone, tablet, or sports watch, and ensure it supports standards like Bluetooth or ANT+ for seamless connectivity.
  1. Battery Life
  • Rechargeable vs. Replaceable: Consider whether you prefer the convenience of a rechargeable battery or the longer life of a replaceable one. Also, compare the expected battery life between charges or replacements.
  1. Comfort and Size
  • Strap Material and Fit: Look for comfortable materials and adjustable straps to ensure a secure fit that won't interrupt your activities.
  • Monitor Size: Smaller monitors are generally more comfortable and less intrusive, especially during physical activity.
  1. Water Resistance
  • Rating: Devices with a high IP rating are sweatproof and can handle rain, while others may be suitable for swimming. Choose based on your typical workout conditions.
  1. Data Tracking & Features
  • Stats Provided: Determine which metrics are crucial for you – heart rate, calorie burn, training zones, etc.
  • Memory: Consider if you need onboard memory to store your data or if real-time data transmission to a paired device is sufficient.
  1. App and Device Compatibility
  • Compatibility with Fitness Apps: Make sure the heart rate monitor is compatible with your preferred fitness apps for tracking and analyzing your workouts.
  • Sport Watch and Gym Equipment Integration: If you want to link your monitor with a sports watch or gym equipment, check for compatibility.
  1. Durability and Warranty
  • Build Quality: Evaluate the materials and build quality for longevity, especially if you plan to use it frequently.
  • Warranty: Seek devices with a solid warranty to protect your investment.

By thoroughly evaluating each of these criteria, you'll be better equipped to select a heart rate monitor that aligns with your fitness goals, lifestyle, and budget.

Top 6 Heart Rate Monitors List 2024

What is the best brand of Heart Rate Monitors?

Intervent HRM Heart Rate Monitor

Intervent HRM

Intervent HRM Heart Rate Monitor


Intervent HRM Heart Rate Monitor

The Intervent HRM Heart Rate Monitor represents a significant leap forward in personal fitness technology. Designed for individuals who find traditional chest straps uncomfortable or cumbersome, this monitor offers the convenience of accurate HRM through a novel approach.

Key Features

  • LED Technology: It leverages modern blue light LED technology, which captures heart rate data from a tiny sensor attached to your finger via a light, flexible strap.
  • Weight: The unit weighs in at 8 pounds, indicating it is sturdier and possibly more durable than some of the lighter models available.
  • Manufacture Date: First introduced to the market on May 8, 2009, this product has been around for a while, suggesting it might be a reliable choice.
  • Manufacturer: Produced by Intervent, a manufacturer with a history in health and fitness technology.


  • Limited Reviews: With an average rating of 2.5 out of 5 stars from only 2 ratings, potential buyers may wish for more user feedback to gauge reliability and performance.
  • Technology: Although advanced, potential users should consider if the finger-based sensor meets their specific needs compared to traditional chest straps or wrist-based monitors.

This product is suited for those seeking a new, potentially more convenient way to track their heart rate without the typical restrictions associated with chest straps.


Is Discontinued By ManufacturerNo
Item Weight8 Pounds
Date First AvailableMay 8, 2009


  • Innovative blue light LED technology
  • Easy to wear with a light finger strap


  • Low customer review ratings
  • Lacks advanced features and connectivity

User Reviews

Darrell Bergstrom
Reviewed in the United States on September 21, 2010
So far not worth it
Got the HRM, but can't register it since the URL's a bust, and the software's a flop on all my PCs. Stuck emailing support now.
Albert Kozey
Reviewed in the United States on May 5, 2011
Purchased the Intervent HRM 3 months ago and it's been solid for tracking my runs and syncing data to a PC, aesthetics aside, it performs.


Onyx Easy



Targeted Training Simplified

The HEART RATE MONITOR ONYX EASY stands out for its user-friendly features geared towards individuals who are looking for a straightforward approach to heart rate monitoring during their fitness routines. This device prioritizes ease of use without compromising on basic functionalities essential for effective training.

Ease of Documentation

One notable aspect of this heart rate monitor is its Memory feature, which allows users to document and evaluate their training sessions. For those who wish to track their progress over time, this could be a highly beneficial tool.

Configurable Heart Rate Zone

The device offers the ability to work with an adjustable heart rate zone. This means you can tailor your workout intensity based on specific fitness goals, such as fat burning or cardiovascular improvement, ensuring your training is always on target.

Convenient Battery Management

With the quick change battery compartment, maintenance is made simpler. The device ensures that setting values are retained during battery changes, which helps in preserving your preferences and data.

Durable and Practical Design

Durability is another strong suit of the ONYX EASY. Its water-resistant nature makes it a suitable companion for most exercise environments, and the backlight feature provides visibility in low-light conditions – a small but significant detail for early morning or evening workouts.

Overall, the HEART RATE MONITOR ONYX EASY seems tailor-made for fitness enthusiasts who require a no-nonsense, reliable gadget to monitor their heart rate. Its launch in January 2010 implies that it has been on the market for a while, which may indicate that it has a track record of user satisfaction or could suggest that it may not include the latest technological advancements found in newer models.


Date First AvailableJanuary 28, 2010


  • Memory for documenting training sessions
  • Water resistant
  • Backlight for visibility


  • Limited connectivity options
  • No indication of long battery life

User Reviews

Clint Zemlak
Reviewed in India on October 4, 2023
BAD Product comes with a broken watch strap
Steer clear! Ordered the HEART RATE MONITOR ONYX EASY twice; both shipments included a busted plastic strap. Seems they're dumping old stock on us.
Bobby Oberbrunner
Reviewed in India on June 2, 2016
Very worst product that I had seen
Deplorable product, totally non-user-friendly; had to return it straight after it arrived.
Colin Bailey
Reviewed in India on July 9, 2015
Appears alright without any brand name on device.
Just set up my HEART RATE MONITOR ONYX EASY; tough build but no Nivia branding—could be a sham. Display's bright but has tiny letters that'll trouble the over-40 crowd. Got it in a squished box, yet it's intact. Need more time to assess its function.
Rodolfo Stoltenberg
Reviewed in India on April 13, 2015
Nails calorie count with heart rate variance and aces in accuracy, but no GPS. Tops for all sports.
Dr. Frankie Runolfsdottir
Reviewed in India on October 30, 2014
The item came without the user guide. The vendor ...
My HEART RATE MONITOR ONYX EASY arrived sans user guide; even after a promised hard copy failed to show for over two weeks. The typo-ridden digital manual hints at the manufacturer's sketchiness, plus the 'Nivia' brand is MIA on the watch, and to top it off, the light's busted.
Felix Welch
Reviewed in India on August 17, 2015
HEART RATE MONITOR came without USER MANUAL and WARRANTY CARD, making it tough to use; quicken the REFUND or REPLACEMENT process for such DEFECTIVE ITEMS.
Dominick Kub
Reviewed in India on October 15, 2015
Did not work
Bought the HEART RATE MONITOR ONYX EASY due to its low price, yet disappointed twice as it failed to function, forcing returns, though the build seemed decent; wished it had worked.
Wade Auer-Daniel
Reviewed in India on February 9, 2015
Try it ;) If not satisfied, you can return it!
Value for money; give this monitor a shot and if it's not up to snuff, just return it and maybe consider the pricier Polar instead.
Wilfred Stark
Reviewed in India on January 21, 2017
Never judge a think by its cover
Transmitter belt's a no-show, watch's a looker, yet the Nicia branding's amiss.
Pedro Jakubowski
Reviewed in India on October 21, 2014
Four Stars
Docked a star for no brand, but it's top-notch for the price.

Nivia Heart Rate Monitor (Black)

Nivia HRM

Nivia Heart Rate Monitor (Black)


A Comprehensive Look at the Nivia Heart Rate Monitor

With an array of features packed into a sleek black wristwatch design, the Nivia Heart Rate Monitor is tailored for those who want to track their physical activity meticulously. This device goes beyond just measuring your heart rate; it includes a variety of tools that can contribute to an effective workout regimen.

Key Features and Benefits

  • Calendar, Chronometer, and Timer: Keeping track of time is made easy with built-in time-keeping features.
  • Comprehensive HR Monitoring: Measures heart rate, exercise time, and HR percentage among other stats.
  • Calorie and Fat Burning Estimates: Helps you understand the impact of your exercises on weight loss goals.
  • Body Mass Index (BMI) Calculation: Offers a convenient on-the-spot BMI reference.
  • Target HR and Zones: Set your HR goals and get feedback on your intensity level.
  • EL Backlight: Illuminates the display for clearer visibility in low-light conditions.
  • Low Battery Indicator: Alerts you when the device needs a battery replacement.
  • Transmitter Belt: Improves heart rate signal accuracy.

While the wide range of functionalities can be an advantage, users should be aware of the learning curve that may be involved in mastering the use of these features.

User Considerations

  • For the fitness enthusiast who appreciates detailed metrics, the diverse set of readings from the Nivia Heart Rate Monitor could be highly beneficial.
  • Individuals who train in various environments, including low-light conditions, can take advantage of the EL backlight feature.
  • Users who prefer straightforward devices may find the extensive features more complex than necessary.
  • The accompanying transmitter belt, while enhancing accuracy, involves wearing an additional accessory that some might find cumbersome.

This heart rate monitor targets users who are keen on obtaining thorough feedback on their physical conditioning. The specs reveal a product built to cater to the meticulous planner, featuring enough functions and monitoring capabilities to satisfy even the data-savvy athlete. Be sure to consider how the variety of features aligns with your workout goals and preferences.


Screen Size0.75 Inches
Item Weight6.38 ounces
Item Package Dimensions L x W x H5.91 x 5.71 x 3.15 inches
Package Weight0.4 Pounds
Brand NameNIVIA
Part NumberDG-567
StyleHeart Rate Monitor
Date First AvailableFebruary 27, 2014


  • Comprehensive features including BMI and HR zones
  • EL Backlight for low-light conditions
  • Includes chronometer and timer


  • Lower customer review ratings
  • Potential complexity with numerous features

User Reviews

Kenneth Simonis
Reviewed in the United States on November 19, 2023
Pairs with Apple Watch
Took a leap and got the chest strap, which syncs directly with my Apple Watch—no extra apps! It's spot-on for heart rate monitoring during workouts, comfy enough to forget I'm wearing it. Simply put, it just works.
Ricky Schumm
Reviewed in the United States on January 30, 2023
Works good with multiple devices
Snagged this Nivia monitor to track my heartbeats both on my rower and my Amazfit watch, and voila! Syncs like a charm with both using ANT+ and Bluetooth. It's a no-frills, workhorse gadget that's kept its charge through daily grinds, with nary a hitch in pulse-picking performance.
Alvin Flatley
Reviewed in the United States on February 7, 2024
Does an excellent job keeping track of my exercise heart rate!
Loving my Nivia Heart Rate Monitor's performance during workouts - still haven't hit the battery life limit! Tip: Detach it post-workout for saving power; it keeps looking for a connection if you don't.
Mr. Wm Farrell
Reviewed in the United States on June 3, 2023
Skeptical at first due to past experiences, I've found the Nivia Heart Rate Monitor to be a reliable training aid post serious health issues, despite preferring low-tech options and a desire for a slightly longer strap for larger builds. It pairs easily, works with all gym equipment and the free Polar Beat app, though the battery life is short.
Ross Flatley
Reviewed in the United States on January 19, 2024
Would not connect to either app way too often
Couldn't get this heart rate monitor to sync with the apps most times; it was so exasperating, I smashed it to pieces and now rely on my trusty Samsung watch. Polar, you've lost me for good.
Joseph Wolf
Reviewed in the United States on January 7, 2024
Works great with my Concept 2 erg
Sticker shock on the price hike after a decade, but the Nivia Heart Rate Monitor pairs perfectly with my Concept 2 erg and delivers as promised.
Andres Wyman
Reviewed in the United States on December 23, 2023
Accurate heart rate monitor
I've crossed into my late fifties, living with A-fib, and stumbled upon the reliable, though slightly quirky, Polar H9; it matches my fruit watch's accuracy and I reckon it'll save me money in the long run, even if it means wetting the strap for a solid read and navigating peculiar pairing procedures with Polar Beat instead of Flow.
Jodi Tremblay
Reviewed in the United States on January 26, 2024
Snagged this Nivia to level up my workout tracking - it's a game-changer compared to my smartwatch's lame fitness app. For the dough, it's top-notch, especially with its no-sweat app and daily progress diary, not to mention the killer workout options.
Alberto Osinski
Reviewed in the United States on February 16, 2024
Good buy
Happy with the Nivia Heart Rate Monitor's performance and price, but the strap needs frequent adjustments; the clasp design is a challenge for my aging vision. The warranty terms look promising, although untested, and based on current impressions, I'd choose it again.
Roberto Torphy
Reviewed in the United States on February 3, 2024
Way more accurate than a wrist-based watch
Ditched my wrist HRM for this chest strap one from Polar - far superior and reliable for my workouts. Syncs perfectly with my iPhone and exercise bike, making me confident in my workout safety again.

Polar H9 Heart Rate Sensor

Polar H9

Polar H9 Heart Rate Sensor


The Polar H9 Heart Rate Sensor stands out as a versatile tool for athletes and fitness enthusiasts who demand accuracy and flexibility in their training regimes. Designed to work with a variety of devices, it offers excellent connectivity and precise heart rate tracking.

Features and Benefits

Premium Connectivity

  • Compatible with a wide range of devices through Bluetooth, ANT+, and 5 kHz technologies.
  • Simultaneous connection capabilities, meaning it can pair with multiple devices at once.

Gold Standard Credential

  • Recognized globally for reliable heart rate tracking, backed by scientific research.

Focus on Practicality

  • Extended 400-hour battery life from its lithium-ion battery.
  • Comfortable and adjustable strap available in two sizes: XS-S (20" - 26") and M-XXL (26” - 36”).

Multi-Platform Support

  • Works seamlessly with the Polar Beat app and many more third-party fitness apps.
  • Ensures accurate calorie burn measurements and heart rate monitoring for a range of activities.

Use Case Adaptability

The versatility of the Polar H9 makes it suitable for a variety of scenarios:

  • Gym workouts: Connect to gym equipment to track your heart rate and calorie expenditure.
  • Outdoor cycling and running: Pair with sports watches and cycling devices to monitor performance.
  • Group exercise classes: Ensure you're training in the right heart rate zone.
  • Home fitness: Integrates with popular at-home fitness platforms like Peloton and Zwift.

In Summary

The Polar H9 is a dependable choice for those who need a heart rate monitor that works across different platforms and sports contexts. Whether you're cycling, running, or hitting the gym, this sensor provides the data reliability and ease of use necessary for tracking fitness progress.


Compatible DevicesSmartphones
Screen Size0.96 Inches
Product Dimensions1.34"L x 2.56"W x 0.39"H
Item Weight100 Grams
Battery Life400 Hours
Sensor TypeWearable
Battery DescriptionLithium-Ion
Item Package Dimensions L x W x H4.8 x 3.78 x 2.05 inches
Package Weight0.1 Kilograms
Item Dimensions LxWxH1.34 x 2.56 x 0.39 inches
Brand NamePOLAR
Warranty DescriptionYes
Model NameH9
Suggested Usersunisex-adult
Number of Items1
Part Number92081566
Model Year2020
Included ComponentsPolar H9; soft strap; getting started guide
Date First AvailableJanuary 30, 2020


  • High accuracy with chest strap
  • Long battery life (400 hours)
  • Excellent connectivity with Bluetooth, ANT+, and 5 kHz technologies


  • Requires wearing a chest strap (comfort preference)
  • Only comes in two sizes

User Reviews

Neil Stehr
Reviewed in the United States on January 15, 2024
Excellent value; works well (better than branded) and half the cost
Fed up with branded junk, I took a punt on the Polar H9 and it's a hit – pairs faster, reads better, and comes in a size even a big guy like me can't complain about, though they could skip the flashy box. It's a steal for the price.
Brad Blick
Reviewed in the United States on January 26, 2024
Works great
Delighted by the Polar H9 Heart Rate Sensor's quick detection and easy sync with my Spinner Pro bike. Magnetic charging a hassle-free gem!
Joshua Toy
Reviewed in the United States on December 18, 2023
Works better than the Apple Watch alone
I've found the Polar H9 Heart Rate Sensor to deliver more reliable readings than my Apple Watch, pairing effortlessly and offering a straightforward, one-button interface.
Conrad Zboncak
Reviewed in the United States on November 11, 2023
Tras 2 semanas dándole caña al Polar H9 unas 2 horas al día, va de maravilla, aunque las correitas podrían ser un pelín mejores.
Willie Bruen I
Reviewed in the United States on June 24, 2023
Solid, works with Strava
I've been loving this durable HRM, especially its long-lasting battery and seamless Strava integration, though the unique charger does worry me a bit. It's comfy and stays put during my thrice-weekly rides, despite getting a tad sweaty.
Irvin Moen
Reviewed in the United States on January 25, 2024
No consistant
My Polar H9 Heart Rate Sensor is unreliable—it just stops tracking in the middle of my workouts.
Charlotte Ullrich
Reviewed in the United States on January 10, 2024
Just what I needed
Found the Polar H9 Heart Rate Sensor a perfect match for syncing with mPaceLine and Peloton apps; it's a cinch to sync, spot-on accurate, and a breeze to wear.
Jake Mertz
Reviewed in the United States on January 12, 2024
Good value
The Polar H9 gives you the bang for your buck, performing on par with sensors costing twice as much.
Francisco Reichel-Tillman
Reviewed in the United States on January 9, 2024
Easy peasy
The Polar H9's Bluetooth syncs easily and tracks my heart rate accurately, no matter how sweaty I get.
Ollie Lakin DDS
Reviewed in the United States on October 21, 2023
Works well, easy to use
Snagged the Polar H9 for my Peloton to keep tabs on my heart rate, connects seamlessly and is a breeze to pop on and off, plus the battery life is ace. Opting for this wallet-friendly gem over the pricier options was a smart move on my part.

Video: Polar H9


Training with Polar H9 and Polar Beat

COOSPO Armband Heart Rate Monitor


COOSPO Armband Heart Rate Monitor, Bluetooth ANT+ HR Optical Sensor for Sport, Rechargeable Dual Band IP67 HRM, Compatible with Peloton,Wahoo,Polar,Strava,Zwift,DDP Yoga


Functionality and Compatibility

The COOSPO Armband Heart Rate Monitor is crafted with a patented optical sensor technology, providing highly accurate heart rate monitoring during exercise. Its dual compatibility supports both Bluetooth 4.0 and ANT+, making it suitable for a wide range of devices like smartphones, tablets, Garmin and Wahoo sports watches, and Peloton equipment. As an added bonus, this heart rate monitor arm band is also compatible with GPS bike computers and Garmin watches, which is great for those who prefer to track their workout without constantly looking at their phone.

Third-Party App Integration

In terms of versatility, the COOSPO Heart Rate Monitor pairs seamlessly with many popular health and fitness apps such as Runkeeper, Map My Fitness, Strava, and DDP Yoga. This integration is crucial for those who rely on these platforms to monitor and analyze their performance.

Design and Comfort

It comes with an IP67 waterproof rating, allowing for use in the rain or during heavy sweating sessions. However, while it is waterproof, it is not recommended for swimming. The armband features a comfortable fabric strap and the package includes an additional strap for daily replacement.

Battery and Usage

The armband includes a rechargeable lithium-ion battery, capable of supporting up to 25+ hours on a single charge. Simple operation is evident with a straightforward turn-on/turn-off functionality.

Support and Warranty

Users can benefit from 24-hour after-sales support and professional technical assistance when using the COOSPO's own CooSpoRide app. The product comes with a 1-year warranty, assuring consumers of support in case of non-artificial damage.

Given its competitive features and customer reassurance policies, the COOSPO Armband Heart Rate Monitor could be a strong contender for those seeking a long-lasting, versatile, and user-friendly fitness tracker.


Compatible DevicesSmartphones
Screen Size0.96 Inches
Item Weight17 Grams
Sensor TypeWearable
Battery DescriptionLithium-Ion
Item Package Dimensions L x W x H4.25 x 2.09 x 1.54 inches
Package Weight0.05 Kilograms
Item Dimensions LxWxH0.39 x 0.39 x 0.39 inches
Brand NameCooSpo
Warranty Description12 months
Model NameHW706 Armband Heart Rate Monitor Sensor
Suggested Usersunisex-adult
Included ComponentsBluetooth Heart Rate Monitor Armband
Date First AvailableAugust 31, 2022


  • Advanced optical sensor technology
  • Dual connectivity with Bluetooth and ANT+
  • IP67 waterproof rating
  • Rechargeable with 25+ hours of battery life


  • Might be less accurate than chest strap monitors
  • Not suitable for swimming despite being waterproof

User Reviews

Jeffery Schumm
Reviewed in the United States on August 23, 2023
So far so good - pairs well with Garmin device and stays connected
Thrilled with my COOSPO Armband HR Monitor, as it effortlessly pairs with my Garmin 530 for cycling, stays connected, and matches my wrist watch for accurate HR readings. It's user-friendly with simple activation, a handy vibration power-off notice, and a breeze to charge. After 10 days, it's a winner in my book!
Jody Ward
Reviewed in the United States on December 23, 2023
Great product
After testing various brands, this COOSPO Armband has proven to be a solid choice for tracking heart rate while biking, impressing with dependable accuracy and seamless connectivity to devices.
Ellis Jacobs
Reviewed in the United States on March 7, 2023
Stopped working on my Peloton Bike
Originally dismayed when my PowrLabs HRM ceased playing nice with my Peloton, I stand corrected and content after stellar, founder-involved tech support resurrected the connection. It's back to delivering bang-for-buck heart rate data.
Otis Mraz
Reviewed in the United States on February 12, 2024
Accuracy ✅ Works great with MapMyFitness✅ Gets analysis for free✅
Nailed it pairing my COOSPO armband with MapMyFitness; just toggle a few settings and you're good to go, though a bit of a hiccup with Bluetooth might turn the setup dance into a two-step. A slight skin tint change is a small price for such a bargain.
Al Gleichner
Reviewed in the United States on July 23, 2020
Excellent armband HRM. A definite buy if price discounted against Wahoo, Polar, etc.
Nabbed the COOSPO armband HRM—stellar for workouts, a snap to sync with my phone. If it's going for less than the big names like Wahoo, it's a steal, though the short charger cable and Chinglish manual are minor hiccups.
Andy Bosco
Reviewed in the United States on December 29, 2023
works great with Tonal
Love using my COOSPO armband with Tonal, it's got impressive battery life!
Leland Kovacek
Reviewed in the United States on January 3, 2024
3rd one manfunctioned within 6mo. do not purchase
My basic need for an ant HRM was let down by this COOSPO model, with all three units I bought failing to hold a charge and then ceasing to work completely, possibly due to humidity under my jacket. I rarely review, but I had to speak up to prevent others from buying this faulty product.
Horace Hagenes
Reviewed in the United States on June 20, 2021
Accurate and easy to use heart rate monitor
I snagged the Powr-Labs heart rate monitor as a swap for a fussy chest strap model. It's a breeze to synch with both my Peloton gear and app, reliably connects, and accuracy checks out when squared off with my Apple watch and a pulse oximeter. Haven't hit the recharge point yet after 25 hours of workout time, and I'd totally go for it again!
Tim Fisher
Reviewed in the United States on February 16, 2024
Better than a chest strap
I'm chuffed with the COOSPO armband monitor; it's snug on the forearm, especially during weights, and its blue light is a nifty feature for status checks. Would totally snag it again—pairs like a charm with Polar.
Flora Stokes
Reviewed in the United States on February 17, 2024
Not compatible with OTF
Had to return the COOSPO Armband Heart Rate Monitor as it wasn't compatible with OTF and they require their own monitors.

Video: COOSPO Armband HRM


COOSPO HW706 Armband Heart Rate Monitor

Powr Labs Bluetooth Heart Rate Monitor Armband

Powr Labs Armband HRM

Powr Labs Bluetooth Heart Rate Monitor Armband - ANT Heart Rate Monitor, Armband Heart Rate Monitor For Wrist Bluetooth Wrist Heart Rate Monitor Works with Peloton Polar Wahoo Whoop Strava Garmin Apps


Overview of Powr Labs Bluetooth Heart Rate Monitor Armband

For those seeking a comfortable alternative to chest straps, the Powr Labs Bluetooth Heart Rate Monitor Armband offers a soft, sweatproof, and rechargeable solution for continuous heart rate monitoring. Designed to work effortlessly with popular fitness apps, this device strikes an appealing balance between performance and convenience.

Key Features and Comfort

  • Super Comfortable Soft Strap: Ideal for individuals who prioritize comfort during their workouts.
  • Easy-to-Use: Simple set-up with straightforward pairing instructions.
  • Sweatproof & Rechargeable: An IPX67 rating ensures the armband is resistant to sweat and water, while a long battery life of up to 60 hours reduces the need for frequent charging.
  • Engineered Value: Created with user experience in mind, Powr Labs aims to provide quality similar to leading brands but at a greater value.

Compatibility and Use

  • Broad Compatibility: This armband is designed to work seamlessly with a variety of fitness apps including Peloton, Polar, Wahoo, Whoop, Strava, and Garmin, among others.
  • Pairs through Bluetooth and ANT+: Offers flexibility in connectivity options for syncing with different devices and apps.
  • Indicator Lights: A built-in logo button with color-coded lights simplifies the pairing process and battery status checks.

Design and Specifications

  • Sleek Black Color: The armband features a discreet and stylish black design.
  • Lightweight and Portable: With a weight of 55 grams and dimensions of 10"L x 1"W x 0.2"H, it is unobtrusive and easy to wear or carry around.
  • Sensor Type: Wearable technology that provides accurate heart rate data.

As heart rate monitoring continues to be integral for personalized training and tracking progress, the Powr Labs Bluetooth Heart Rate Monitor Armband presents a compelling option for users who value ease of use, comfort, and a durable, water-resistant design.


Compatible DevicesSmartphones
Screen Size0.96 Inches
Product Dimensions10"L x 1"W x 0.2"H
Item Weight55 Grams
Battery Life60 Hours
Sensor TypeWearable
Battery DescriptionLithium-Ion
Item Package Dimensions L x W x H6.93 x 2.2 x 1.77 inches
Package Weight0.07 Kilograms
Item Dimensions LxWxH10 x 1 x 0.2 inches
ManufacturerPOWR LABS
Part Numberjinmom-045
Size1 Count (Pack of 1)
Date First AvailableJune 16, 2020


  • Soft strap for comfort
  • Easy pairing with Bluetooth and ANT+
  • Sweatproof and rechargeable with a 60-hour battery life


  • May not fit all wrist sizes comfortably
  • Some users prefer chest strap monitors for accuracy

User Reviews

Joel Barton
Reviewed in the United States on August 23, 2023
So far so good - pairs well with Garmin device and stays connected
No issues pairing my new Powr Labs heart rate monitor with my Garmin 530—stays connected and reads accurately; just need to remember to power it down. Been a happy user for the past 10 days!
Clyde Hickle-Schuster
Reviewed in the United States on December 23, 2023
Great product
After trying multiple brands, I've hit the jackpot with this one; it syncs up with both phones and trainers, making my biking workouts trackable with spot-on accuracy.
Mr. Woodrow Mohr
Reviewed in the United States on March 7, 2023
Stopped working on my Peloton Bike
Originally disenchanted after my PowrLabs HRM ceased syncing with my Peloton, I've revised my review, as their tech support, especially from the founder, went above and beyond to repair the issue - now it's seamless and cost-effective.
Chris Blanda Jr.
Reviewed in the United States on February 12, 2024
Accuracy ✅ Works great with MapMyFitness✅ Gets analysis for free✅
The PowrLabs armband links up with MapMyFitness hassle-free, just don't forget to toggle the right settings and give it a reconnect if it’s playing up. Doesn’t bug me that it tints my arm a bit for the price.
Andres Wunsch
Reviewed in the United States on July 23, 2020
Excellent armband HRM. A definite buy if price discounted against Wahoo, Polar, etc.
The Powr Labs Armband HRM excels in its initial use, providing seamless pairing with fitness apps and comfort during workouts. The main purchase draw is its app and equipment compatibility, although its charging cradle cable is impractically short and the non-native English instructions are somewhat confusing. Overall, snagging it at a discount makes it a value buy compared to Wahoo and Polar offerings.
James Lind
Reviewed in the United States on December 29, 2023
works great with Tonal
Been loving this armband monitor's performance with my Tonal workouts—the battery endurance is solid.
Wm Hayes
Reviewed in the United States on January 3, 2024
3rd one manfunctioned within 6mo. do not purchase
Avoid this armband heart rate monitor; despite the snug fit, all three I bought failed, losing charge quickly and then breaking down completely, possibly due to moisture under my long sleeve jacket.
Dr. Jorge Rosenbaum
Reviewed in the United States on June 20, 2021
Accurate and easy to use heart rate monitor
Bought the Powr-Labs armband for my Peloton workouts and it's been a breeze to connect and match up with other devices for accuracy; haven't charged it yet after 25 hours use, and would buy it again.

Video: Powr Labs Armband HRM


POWR LABS Armband Heart Rate Monitor

At a glance

Product NameBrandMonitoring MethodBattery LifeDevice CompatibilityWater ResistanceAdditional Features
Intervent HRMInterventFinger sensorNot specifiedNot specifiedNot specifiedNone
Onyx EasyONYXNot specifiedNot specifiedNot specifiedYesMemory storage, adjustable HR zone
Nivia HRMNIVIAChest strapNot specifiedNot specifiedNot specifiedCalendar, chronometer, timer, EL backlight, battery indicator
Polar H9POLARChest strap400 HoursSports watches, cycling devices, gym equipment, smartphonesNot specifiedCompatible with various apps, protective film over sensor
COOSPO Armband HRMCooSpoOptical sensor25+ HoursSmartphones, Garmin, Wahoo sport watches, Peloton equipmentIP67Compatible with various apps, rechargeable, comfortable fabric strap
Powr Labs Armband HRMPOWR LABSOptical sensor60 HoursSmartphones, Peloton, Polar, Wahoo, Whoop, Strava, Garmin appsIPX67Long battery life, easy to use, comfortable soft strap

In conclusion, selecting the right heart rate monitor for your cardio workouts hinges on factors such as the desired monitoring method, whether you prioritize a long battery life, need water-resistant equipment, or require compatibility with other gadgets. Keep in mind specific features that might enhance your training experience, such as storage for training sessions, ease of use, and adjustability. With the details presented in this comparison, you are now equipped to make an informed decision that aligns with your fitness objectives and budget preferences.


Why is it important to track heart rate during cardio exercises?

Tracking heart rate during cardio exercises helps ensure you are training at the correct intensity for your fitness level and goals. It can also help prevent overtraining and undertraining, and provide insights into your cardiovascular health.

Can I use a heart rate monitor in the water?

Some heart rate monitors are water-resistant and can be used in wet conditions, but their capabilities vary. Always check the product specifications to ensure that the device meets your needs for swimming or exercises involving water.

Are chest straps or wrist-based heart rate monitors better?

Chest straps are often considered more accurate as they are closer to the heart, but wrist-based monitors offer more comfort and convenience. Your choice should depend on personal preference, comfort, and the level of accuracy you desire for your workouts.

Can heart rate monitors sync with fitness apps?

Many heart rate monitors are now designed to sync with various fitness apps using Bluetooth or ANT+ technology, providing a seamless way to track and analyze your performance.