Coros Apex 4 vs Suunto Race 3S

Coros Apex 4

€449

Suunto Race 3S

£499

Quick verdict

Coros Apex 4

€449

The better pick if you want:

A higher overall score (76 vs 58)
To spend $20 less
Longer battery (24 vs 12 days)

Suunto Race 3S

£499

The better pick if you want:

No clear advantage on the specs we track.

Spec profile

Each axis ranks against the 34 products in Watch on the site: the further out, the more it stands out in that spec (lighter, cheaper…).

Center: lowest in the category · Edge: highest

Coros Apex 4· leads in 4

GPS batterySmartwatch batteryFeaturesAffordability

Suunto Race 3S· leads in 1

Lightness

Tied

Water resistance

GPS battery
53 hTop 22%
38 h
Smartwatch battery
24 daysTop 32%
12 days
Features
11Top 46%
6
Water resistance
5 ATM
5 ATM
Lightness
64 g
56 gTop 40%
Affordability
$479Top 43%
$499Top 50%

Technical Specifications

Compare features between Coros Apex 4 vs Suunto Race 3S

Best value in this comparisonOnly differences (16)

Essentials

€449

£499

October 2025

October 2026

Battery

Up to 24 days (46 mm) / 15 days (42 mm)

Up to 12 days

Up to 53 hours (46 mm) / 34 hours (42 mm)

—

Display

3rd-generation Memory-in-Pixel (MIP) touchscreen

—

1.3" (46 mm) / 1.2" (42 mm)

—

260 x 260 (46 mm) / 240 x 240 pixels (42 mm)

—

Yes

Build & durability

Fiber-reinforced polymer

—

Grade 5 titanium alloy

—

Sapphire glass

—

5 ATM

5 ATM (50 m)

Features

—

2000 nits

32 GB

—

Multi-band GNSS, Offline maps, Turn-by-turn directions, Route & back-to-start navigation, Barometric altimeter, Compass, Blood oxygen (SpO2), ECG, Touchscreen, LED flashlight, Microphone / voice

Multi-band GNSS, Offline maps, Route & back-to-start navigation, Compass, AMOLED display, Touchscreen

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Video Reviews

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See all 5 video reviews

Coros Apex 4

Suunto Race 3S

No YouTube reviews available for this product yet.

Visual Comparison

See the differences between Coros Apex 4 and Suunto Race 3S in a side-by-side slider comparison.

Comparison Questions

Answers based on product data and key differences.

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Frequently Asked Questions

Which offers better value: Coros Apex 4 vs Suunto Race 3S?

For value comparison: The Coros Apex 4 ($479) offers better affordability compared to the Suunto Race 3S ($499). Consider your budget and the specific features that matter most for your trail running setup.

Which is newer, the Coros Apex 4 or the Suunto Race 3S?

The Suunto Race 3S is newer: it came out in October 2026, and the Coros Apex 4 in October 2025.

Looking for alternatives to Coros Apex 4?

Closest in price, with what each one does better.

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Polar Grit X2

Polar

$479.9+$0.90Score 51−25

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Suunto Race 2

Suunto

$499+$20Score 75−1

Compare with Coros Apex 4

Garmin Forerunner 570

Garmin

$499.99+$20.99Score 61−15

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Popular Comparisons

Compare Coros Apex 4 or Suunto Race 3S with other top trail running watch from brands such as Coros, Suunto and more.

Watch

Spec profile

Each axis ranks against the 34 products in Watch on the site: the further out, the more it stands out in that spec (lighter, cheaper…).

Center: lowest in the category · Edge: highest

Coros Apex 4· leads in 4

GPS batterySmartwatch batteryFeaturesAffordability

Suunto Race 3S· leads in 1

Lightness

Tied

Water resistance

GPS battery
53 hTop 22%
38 h
Smartwatch battery
24 daysTop 32%
12 days
Features
11Top 46%
6
Water resistance
5 ATM
5 ATM
Lightness
64 g
56 gTop 40%
Affordability
$479Top 43%
$499Top 50%

Coros Apex 4 vs Suunto Race 3S

Coros Apex 4

Suunto Race 3S

Quick verdict

Spec profile