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Brunton TruArc 15 vs Garmin inReach Mini 3 Plus

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

Brunton TruArc 15 is the lighter option — 59 g lighter than the Garmin inReach Mini 3 Plus (60% less weight). If grams matter to you, that is the one to beat.
Spec Brunton TruArc 15 Garmin inReach Mini 3 Plus
Weight 40 g · 0.040 kg · 0.09 lb 99 g · 0.099 kg · 0.22 lb
Brand Brunton Garmin
Category Navigation Navigation
Brunton TruArc 15
40 g

Global needle compass. Works anywhere on Earth.

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Garmin inReach Mini 3 Plus
99 g

Compact 99g satellite communicator with GPS, Galileo, QZSS and BeiDou support. 1.9-inch display, two-way messaging via Iridium network. Best-in-class size for e...

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Brunton TruArc 15 vs Garmin inReach Mini 3 Plus: which should you buy?

If saving weight is your priority, the Brunton TruArc 15 wins — at 40 g it is 59 g (60%) lighter than the Garmin inReach Mini 3 Plus (99 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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