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Inov-8 TrailFly Pro vs Merrell Moab 3 Mid GTX

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

Inov-8 TrailFly Pro is the lighter option — 750 g lighter than the Merrell Moab 3 Mid GTX (77% less weight). If grams matter to you, that is the one to beat.
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Spec Inov-8 TrailFly Pro Merrell Moab 3 Mid GTX
Weight 230 g · 0.230 kg · 0.51 lb 980 g · 0.980 kg · 2.16 lb
Brand Inov-8 Merrell
Category Footwear Footwear
Inov-8 TrailFly Pro
230 g

Lightweight trail running shoe weighing just 230g per shoe. Features energetic TPEE midsole, single-layer ripstop polyester upper, 34mm/28mm stack height, and 6...

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Merrell Moab 3 Mid GTX
980 g

Waterproof mid-cut hiking boot. Trail-proven design.

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Inov-8 TrailFly Pro vs Merrell Moab 3 Mid GTX: which should you buy?

If saving weight is your priority, the Inov-8 TrailFly Pro wins — at 230 g it is 750 g (77%) lighter than the Merrell Moab 3 Mid GTX (980 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 footwear page, or browse the full gear weight database.

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