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Coros Apex 4 vs Garmin Fenix 8 (47mm AMOLED)

Weight and specs compared for 2026 — and which one to choose.

Coros Apex 4 is the lighter option — 30 g lighter than the Garmin Fenix 8 (47mm AMOLED) (37% less weight). If grams matter to you, that is the one to beat.
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Spec Coros Apex 4 Garmin Fenix 8 (47mm AMOLED)
Weight 51 g · 0.051 kg · 0.11 lb
46mm, with nylon band
 81 g · 0.081 kg · 0.18 lb
Brand Coros Garmin
Category Navigation Navigation
Coros Apex 4
51 g

Mountain-sports GPS watch (46mm) with dual-band GNSS, titanium bezel and sapphire glass, weight with silicone band.

See it in your base weight → Full details →
Garmin Fenix 8 (47mm AMOLED)
81 g

Premium multisport GPS smartwatch with AMOLED display, built-in LED flashlight and topo maps, weight with silicone band.

See it in your base weight → Full details →

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Coros Apex 4 vs Garmin Fenix 8 (47mm AMOLED): which should you buy?

If saving weight is your priority, the Coros Apex 4 wins — at 51 g it is 30 g (37%) lighter than the Garmin Fenix 8 (47mm AMOLED) (81 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.

See where both rank against everything else in this category on the lightest navigation page, or browse the full gear weight database.

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