← Gear database
Brunton TruArc 15 vs Garmin Montana 700i
Weight and specs compared for 2026 — and which one to choose.
Brunton TruArc 15 is the lighter option — 350 g lighter than the Garmin Montana 700i (90% less weight). If grams matter to you, that is the one to beat.
Garmin Montana 700i
390 g
Ruggedised GPS with large touchscreen and inReach satellite.
Full details →HikeLoad is reader-supported. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Learn more.
Brunton TruArc 15 vs Garmin Montana 700i: which should you buy?
If saving weight is your priority, the Brunton TruArc 15 wins — at 40 g it is 350 g (90%) lighter than the Garmin Montana 700i (390 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.