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  1. Heart Rate Monitor
  2. Polar H9

Polar H9

The Polar H9 is a reliable heart rate monitor with Bluetooth and ANT+ connectivity designed for running, cycling and fitness training.

Polar H9
Polar·Heart Rate Monitor
5 video reviews

€64.90

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

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See alternatives

Key specs

Water Resistance
WR30 (30 meters)
Weight
60 g
Range
Up to 90 m
Battery Type
CR2025 coin cell
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

Battery lifeRangeAffordability

Weak points

FeaturesLightness
  • Battery life

    400 hTop 21%
  • Features

    2
  • Range

    90 mTop 20%
  • Water resistance

    30 mTop 43%
  • Lightness

    60 g
  • Affordability

    $65Top 25%

Technical Specifications

Compare features between Polar H9

Essentials

€64.90
January 2020

Overview

ECG (electrical heart rate measurement)
Accurate ECG-based heart rate tracking, Real-time heart rate monitoring, Comfortable soft textile strap, OwnCode coded transmission, Compatible with a wide range of devices and apps

Connectivity

Bluetooth Low Energy, ANT+, GymLink 5 kHz
No
Up to 90 m
No

Battery

CR2025 coin cell
Up to 400 hours (about 1 hour of training per day)

Build & durability

WR30 (30 meters)
-10°C to 50°C
60 g
Polyamide, polyurethane, elastane, polyester with silicone prints
Plastic
Ready to buy?
Polar H9

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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 Polar H9 a good investment for trail running in 2026?

At $64.9, the Polar H9 represents solid value for 2026, especially for trail running enthusiasts.

When was the Polar H9 released?

The Polar H9 was released in January 2020.

Looking for alternatives to Polar H9?

Closest in price, with what each one does better.

See all alternatives
1Suunto Smart Heart Rate Belt
Suunto Smart Heart Rate Belt

Suunto

$79+$14.10Score 85+5

Better than Polar H9 at:

  • A higher overall score (85 vs 80)
Compare with Polar H9
2Wahoo TICKR FIT
Wahoo TICKR FIT

Wahoo

$79.99+$15.09Score 50−30
Compare with Polar H9
3COOSPO HW9
COOSPO HW9

COOSPO

$47−$17.90Score 68−12

Better than Polar H9 at:

  • To spend $17.90 less
Compare with Polar H9

Popular Comparisons

Compare the Polar H9 with other top trail running heart rate monitor from leading brands, including Polar for the ultimate trail running experience.

Garmin HRM 200
Garmin HRM 600
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Polar H9
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Garmin HRM 600
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Polar H10

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Garmin HRM 600

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Polar H10
Polar Verity Sense
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Polar H10

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Polar Verity Sense

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Polar H10
Wahoo TRACKR Heart Rate
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Heart Rate Monitor

Polar H10

4 – 1

Wahoo TRACKR Heart Rate

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