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  1. Heart Rate Monitor
  2. Coros HRM

Coros HRM

The Coros Heart Rate Monitor is a lightweight optical heart rate monitor with armband design, Bluetooth connectivity and long battery life designed for running, cycling and fitness training.

Coros HRM
Coros·Heart Rate Monitor
5 video reviews

€89

Pricier than 64% of heart rate monitor · category average €79

Lowest price €89 at Bikila, of 2 shops compared

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See alternatives

Key specs

Water Resistance
3 ATM (30 meters)
Weight
19 g (sensor + band)
Connectivity
Bluetooth Low Energy
Dual Connection
Yes
SpecsReview5Alternatives5

Spec profile

Each axis ranks against the 14 products in Heart Rate Monitor on the site: the further out, the more it stands out in that spec (lighter, cheaper…).

Center: lowest in the category · Edge: highest

Strengths

Lightness

Weak points

Battery lifeFeatures
  • Battery life

    38 h
  • Features

    1
  • Range

    10 m
  • Water resistance

    30 mTop 43%
  • Lightness

    19 gTop 4%
  • Affordability

    $99

Technical Specifications

Compare features between Coros HRM

Essentials

€89
July 2023

Overview

Optical (PPG - photoplethysmography)
Optical heart rate sensor (5 LEDs, 4 photodetectors)
High-accuracy optical heart rate tracking from upper arm, More stable data compared to wrist-based sensors, Comfortable armband design (no chest strap required), Dual Bluetooth connection for multiple devices, Long battery life for extended training sessions

Connectivity

Bluetooth Low Energy
Yes
Up to 10 m
No

Battery

Rechargeable (55 mAh)
Up to 38 hours (active use), 80 days standby

Build & durability

3 ATM (30 meters)
-10°C to 50°C
19 g (sensor + band)
Soft elastic fabric armband
Plastic
Ready to buy?
Coros HRM

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Video Reviews

Watch real-world YouTube reviews from content creators and the Trail Running community.

See all 5 video reviews

Frequently Asked Questions

Answers based on product data and key differences.

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Is the Coros HRM a good investment for trail running in 2026?

At $99, the Coros HRM represents solid value for 2026, especially for trail running enthusiasts.

When was the Coros HRM released?

The Coros HRM was released in July 2023.

Looking for alternatives to Coros HRM?

Closest in price, with what each one does better.

See all alternatives
1Polar Verity Sense
Polar Verity Sense

Polar

$99.9+$0.90Score 98+28

Better than Coros HRM at:

  • A higher overall score (98 vs 70)
Compare with Coros HRM
2Polar H10
Polar H10

Polar

$99.9+$0.90Score 94+24

Better than Coros HRM at:

  • A higher overall score (94 vs 70)
Compare with Coros HRM
3Amazfit Helio Strap
Amazfit Helio Strap

Amazfit

$99.99+$0.99Score 80+10

Better than Coros HRM at:

  • A higher overall score (80 vs 70)
Compare with Coros HRM

Popular Comparisons

Compare the Coros HRM with other top trail running heart rate monitor from leading brands, including Coros for the ultimate trail running experience.

Garmin HRM 200
Garmin HRM 600
VS
Heart Rate Monitor

Garmin HRM 200

2 – 3

Garmin HRM 600

Compare now →
Polar H9
Polar H10
VS
Heart Rate Monitor

Polar H9

1 – 1

Polar H10

Compare now →
Polar H10
Garmin HRM 600
VS
Heart Rate Monitor

Polar H10

4 – 1

Garmin HRM 600

Compare now →
Polar H10
Polar Verity Sense
VS
Heart Rate Monitor

Polar H10

2 – 3

Polar Verity Sense

Compare now →
Polar H10
Wahoo TRACKR Heart Rate
VS
Heart Rate Monitor

Polar H10

4 – 1

Wahoo TRACKR Heart Rate

Compare now →