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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 — 17 g lighter than the Garmin Fenix 8 (47mm AMOLED) (21% less weight). If grams matter to you, that is the one to beat.
Spec Coros Apex 4 Garmin Fenix 8 (47mm AMOLED)
Weight 64 g · 0.064 kg · 0.14 lb 81 g · 0.081 kg · 0.18 lb
Brand Coros Garmin
Category Navigation Navigation
Coros Apex 4
64 g

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

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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.

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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 64 g it is 17 g (21%) 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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