← Gear database

Garmin GPSMAP 66i vs Silva Ranger S

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

Silva Ranger S is the lighter option — 195 g lighter than the Garmin GPSMAP 66i (85% less weight). If grams matter to you, that is the one to beat.
shopping_cart Check today's price on Amazon
Spec Garmin GPSMAP 66i Silva Ranger S
Weight 230 g · 0.230 kg · 0.51 lb 35 g · 0.035 kg · 0.08 lb
Brand Garmin Silva
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.

Full details →
Silva Ranger S
35 g

Classic orienteering compass with sighting mirror.

Full details →

HikeLoad is reader-supported. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Learn more.

Garmin GPSMAP 66i vs Silva Ranger S: which should you buy?

If saving weight is your priority, the Silva Ranger S wins — at 35 g it is 195 g (85%) 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.

More navigation comparisons

Garmin GPSMAP 66i vs Suunto Clipper Compass Garmin GPSMAP 66i vs Silva Starter 1-2-3 Compass Garmin GPSMAP 66i vs Suunto A-10 Compass Garmin GPSMAP 66i vs COROS Pace 4 Garmin GPSMAP 66i vs Garmin Vivoactive 6 Garmin GPSMAP 66i vs Suunto Run