Adidas Terrex Free Hiker 2 vs Topo Athletic MTN Racer 3

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

Adidas Terrex Free Hiker 2 is the lighter option — 85 g lighter than the Topo Athletic MTN Racer 3 (17% less weight). If grams matter to you, that is the one to beat.

Spec	Adidas Terrex Free Hiker 2	Topo Athletic MTN Racer 3
Weight	425 g · 0.425 kg · 0.94 lb	510 g · 0.510 kg · 1.12 lb
Brand	Adidas	Topo Athletic
Category	Footwear	Footwear

Adidas Terrex Free Hiker 2

425 g

Lightweight hiking boot with BOOST midsole cushioning and Continental rubber outsole. Mid-cut design with sock-like Primeknit upper for comfort.

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Topo Athletic MTN Racer 3

510 g

Ultralight trail racing shoe with natural fit.

Full details →

Adidas Terrex Free Hiker 2 vs Topo Athletic MTN Racer 3: which should you buy?

If saving weight is your priority, the Adidas Terrex Free Hiker 2 wins — at 425 g it is 85 g (17%) lighter than the Topo Athletic MTN Racer 3 (510 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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