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  3. Apex 4 (42mm) vs Forerunner 265

Coros Apex 4 (42mm) vs Garmin Forerunner 265

What Apex 4 (42mm) does better (5) and where Forerunner 265 wins (7) — every spec side by side.

Coros Apex 4 (42mm)
Coros · 2025Apex 4 (42mm)
5.0Score
5 advantages≈ $430
Higher score
vs
Garmin Forerunner 265
Garmin · 2023Forerunner 265
4.7Score
7 advantages≈ $450
3.4Display5.0
5.4Battery life3.6
4.9Health tracking4.9
4.6Sports & outdoor5.0
6.5Smart features6.5
4.8Build & durability2.8
Dimensions

Size comparison

Apex 4 (42mm)Forerunner 265
42.6 × 42.61446.1 × 46.112.9
Apex 4 (42mm)Forerunner 265Difference
Height42.6 mm46.1 mm−3.5 mm
Width42.6 mm46.1 mm−3.5 mm
Thickness14 mm12.9 mm+1.1 mm
Weight56 g47 g+9 g

Drawn to the same scale from the official dimensions (front and side).

Why is Apex 4 (42mm) better than Forerunner 265?

  1. GPS battery life34 h vs 20 h+70%
  2. Battery life (smartwatch mode)15 days vs 13 days+15%
  3. Storage32 GB vs 8 GB4×
  4. Sapphire crystalYes · Forerunner 265: No
  5. GPS battery life (dual-band)26 h vs 14 h+86%

Why is Forerunner 265 better than Apex 4 (42mm)?

  1. AMOLED / OLED displayNo · Apex 4 (42mm): Yes
  2. Weight56 g vs 47 g+19%
  3. Screen size1.2″ vs 1.3″+8%
  4. Resolution (width)240 px vs 416 px+73%
  5. Sport profiles36 vs 58+61%
  6. Pixel density200 ppi vs 320 ppi+60%
  7. Thickness14 mm vs 12.9 mm+9%
Specifications

Side by side

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