Garmin HRM 600 vs Suunto Smart Heart Rate Belt 2

Garmin HRM 600

Garmin HRM 600

€169.99
Suunto Smart Heart Rate Belt 2

Suunto Smart Heart Rate Belt 2

$129

Quick verdict

Garmin HRM 600

€169.99

The better pick if you want:

No clear advantage on the specs we track.

Suunto Smart Heart Rate Belt 2

$129

The better pick if you want:

  • A higher overall score (89 vs 80)
  • To spend $40.99 less

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

Garmin HRM 600· leads in 2

FeaturesWater resistance

Suunto Smart Heart Rate Belt 2· leads in 2

Battery lifeAffordability

Tied

Range
  • Battery life

    60 h
    460 hTop 11%
  • Features

    5Top 7%
    4Top 21%
  • Range

    10 m
    10 m
  • Water resistance

    50 mTop 11%
    30 mTop 43%
  • Lightness

    61 g
    No data
  • Affordability

    $170
    $129

A spec without data for a product is left out of its shape, so it doesn't count as a low score.

Technical Specifications

Compare features between Garmin HRM 600 vs Suunto Smart Heart Rate Belt 2

Best value in this comparison

Essentials

€169.99
$129
May 2025
September 2026

Overview

ECG (electrical heart rate measurement)
ECG (electrical heart rate measurement)
Accelerometer
Six-axis motion sensor
High-accuracy real-time heart rate tracking, Running dynamics (cadence, vertical oscillation, ground contact time), Standalone activity recording, Pace and distance tracking (without watch), Firmware updates via Garmin devices
ECG heart rate with QRS artifact rejection and static shielding, Running form with compatible Suunto watches: cadence, ground contact time, vertical oscillation, flight time and left/right balance, 20 hours of onboard memory, up from 3.5 hours, Streams to up to three Bluetooth devices at once, Replaceable coin cell battery

Connectivity

Bluetooth Low Energy (up to 3 connections), ANT+
Bluetooth Low Energy (up to 3 connections)
Yes
Yes
Up to 10 m
Up to 10 m
Yes (activity recording without watch)
Yes (20 hours of R-R data, rolling)

Battery

Rechargeable lithium-ion
CR2032 coin cell
Up to 60 hours (about 2 months at 1 hour per day)
Up to 460 hours (one connection, running form off, power save on)

Build & durability

5 ATM (50 meters)
30 m
0°C to 40°C
—
61 g (M-XL strap)
—
Soft elastic textile strap (machine washable)
Textile chest strap
Plastic
Plastic
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Garmin HRM 600

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Suunto Smart Heart Rate Belt 2

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Video Reviews

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See all 10 video reviews

Garmin HRM 600

Suunto Smart Heart Rate Belt 2

Visual Comparison

See the differences between Garmin HRM 600 and Suunto Smart Heart Rate Belt 2 in a side-by-side slider comparison.

Garmin HRM 600
Suunto Smart Heart Rate Belt 2

Comparison Questions

Answers based on product data and key differences.

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Frequently Asked Questions

Which offers better value: Garmin HRM 600 vs Suunto Smart Heart Rate Belt 2?

For value comparison: The Garmin HRM 600 ($169.99) provides premium features compared to the Suunto Smart Heart Rate Belt 2 ($129). Consider your budget and the specific features that matter most for your trail running setup.

Which is newer, the Garmin HRM 600 or the Suunto Smart Heart Rate Belt 2?

The Suunto Smart Heart Rate Belt 2 is newer: it came out in September 2026, and the Garmin HRM 600 in May 2025.

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