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Garmin GPSMAP 66i vs Garmin GPSMAP 67i

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

Both weigh the same at 230 g, so choose on features, price and fit.
Spec Garmin GPSMAP 66i Garmin GPSMAP 67i
Weight 230 g · 0.230 kg · 0.51 lb 230 g · 0.230 kg · 0.51 lb
Brand Garmin Garmin
Category Navigation Navigation
Garmin GPSMAP 66i
230 g

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

See it in your base weight → Full details →
Garmin GPSMAP 67i
230 g

Rugged handheld GPS with inReach satellite messaging, multi-band GNSS, quad-helix antenna, color topo maps, and up to 180h expedition battery life.

See it in your base weight → Full details →

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Garmin GPSMAP 66i vs Garmin GPSMAP 67i: which should you buy?

On weight these two are identical (230 g), so your decision comes down to features, fit and price. Check the full details and current price for each above.

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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