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Coros Apex 4 vs Garmin Forerunner 970

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

Garmin Forerunner 970 is the lighter option — 8 g lighter than the Coros Apex 4 (13% less weight). If grams matter to you, that is the one to beat.
Spec Coros Apex 4 Garmin Forerunner 970
Weight 64 g · 0.064 kg · 0.14 lb 56 g · 0.056 kg · 0.12 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 Forerunner 970
56 g

AMOLED multisport GPS watch with multiband positioning, full color topo maps and turn-by-turn navigation for running, hiking and backpacking.

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Coros Apex 4 vs Garmin Forerunner 970: which should you buy?

If saving weight is your priority, the Garmin Forerunner 970 wins — at 56 g it is 8 g (13%) lighter than the Coros Apex 4 (64 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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