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Coros Nomad vs Garmin GPSMAP 66i

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

Coros Nomad is the lighter option — 169 g lighter than the Garmin GPSMAP 66i (73% less weight). If grams matter to you, that is the one to beat.
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Spec Coros Nomad Garmin GPSMAP 66i
Weight 61 g · 0.061 kg · 0.13 lb 230 g · 0.230 kg · 0.51 lb
Brand Coros Garmin
Category Navigation Navigation
Coros Nomad
61 g

Rugged lightweight GPS watch at 2.2oz. Water-resistant with dual-band GNSS.

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Garmin GPSMAP 66i
230 g

Robust handheld GPS with inReach satellite communicator for two-way messaging. Preloaded topographic maps with 100-hour battery life.

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Coros Nomad vs Garmin GPSMAP 66i: which should you buy?

If saving weight is your priority, the Coros Nomad wins — at 61 g it is 169 g (73%) lighter than the Garmin GPSMAP 66i (230 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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