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  1. Heart Rate Monitor
  2. Suunto Smart Heart Rate Belt vs Suunto Smart Heart Rate Belt 2

Suunto Smart Heart Rate Belt vs Suunto Smart Heart Rate Belt 2

Suunto Smart Heart Rate Belt

Suunto Smart Heart Rate Belt

$79
Suunto Smart Heart Rate Belt 2

Suunto Smart Heart Rate Belt 2

$129

Quick verdict

Suunto Smart Heart Rate Belt

$79

The better pick if you want:

  • To spend $50 less

Suunto Smart Heart Rate Belt 2

$129

The better pick if you want:

  • A higher overall score (89 vs 85)
SpecsReview10Alternatives5

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

Suunto Smart Heart Rate Belt· leads in 2

Battery lifeAffordability

Suunto Smart Heart Rate Belt 2· leads in 1

Features

Tied

Water resistance
  • Battery life

    500 hTop 4%
    460 hTop 11%
  • Features

    2
    4Top 21%
  • Range

    No data
    10 m
  • Water resistance

    30 mTop 43%
    30 mTop 43%
  • Lightness

    41 gTop 37%
    No data
  • Affordability

    $79Top 32%
    $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 Suunto Smart Heart Rate Belt vs Suunto Smart Heart Rate Belt 2

Best value in this comparison
Feature
Suunto Smart Heart Rate Belt$79Suunto Smart Heart Rate Belt 2$129

Essentials

$79
$129
2014
September 2026

Overview

ECG (electrical heart rate measurement)
ECG (electrical heart rate measurement)
—
Six-axis motion sensor
Accurate ECG-based heart rate tracking, Stores heart rate when the watch is out of range, e.g. swimming, Comfortable for all-day wear, Replaceable coin cell battery, Small and light Smart Sensor
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 (1 connection)
Bluetooth Low Energy (up to 3 connections)
No
Yes
—
Up to 10 m
Yes (3.5 hours at 120 bpm, with compatible Suunto watches)
Yes (20 hours of R-R data, rolling)

Battery

CR2025 coin cell
CR2032 coin cell
Up to 500 hours
Up to 460 hours (one connection, running form off, power save on)

Build & durability

30 m
30 m
-20°C to 60°C
—
40.6 g (sensor + M strap)
—
Textile chest strap
Textile chest strap
Plastic
Plastic
Ready to buy?
Suunto Smart Heart Rate Belt

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Suunto Smart Heart Rate Belt 2

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Video Reviews

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

See all 10 video reviews

Suunto Smart Heart Rate Belt

Suunto Smart Heart Rate Belt 2

Visual Comparison

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

Suunto Smart Heart Rate Belt
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: Suunto Smart Heart Rate Belt vs Suunto Smart Heart Rate Belt 2?

For value comparison: The Suunto Smart Heart Rate Belt ($79) offers better affordability 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 Suunto Smart Heart Rate Belt 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 Suunto Smart Heart Rate Belt in 2014.

Looking for alternatives to Suunto Smart Heart Rate Belt?

Closest in price, with what each one does better.

See all alternatives
1Wahoo TICKR FIT
Wahoo TICKR FIT

Wahoo

$79.99+$0.99Score 50−35
Compare with Suunto Smart Heart Rate Belt
2Garmin HRM 200
Garmin HRM 200

Garmin

$89.99+$10.99Score 70−15
Compare with Suunto Smart Heart Rate Belt
3Polar H9
Polar H9

Polar

$64.9−$14.10Score 80−5

Better than Suunto Smart Heart Rate Belt at:

  • To spend $14.10 less
Compare with Suunto Smart Heart Rate Belt

Popular Comparisons

Compare Suunto Smart Heart Rate Belt or Suunto Smart Heart Rate Belt 2 with other top trail running heart rate monitor from brands such as Suunto, Suunto and more.

Garmin HRM 200
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Polar H9
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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 H10
Wahoo TRACKR Heart Rate
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Polar H10

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Wahoo TRACKR Heart Rate

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