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Nike ACG Pegasus Trail (Men's US9) vs Topo Athletic MTN Racer 3

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

Nike ACG Pegasus Trail (Men's US9) is the lighter option — 215 g lighter than the Topo Athletic MTN Racer 3 (42% less weight). If grams matter to you, that is the one to beat.
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Spec Nike ACG Pegasus Trail (Men's US9) Topo Athletic MTN Racer 3
Weight 295 g · 0.295 kg · 0.65 lb 510 g · 0.510 kg · 1.12 lb
Brand Nike Topo Athletic
Category Footwear Footwear
Nike ACG Pegasus Trail (Men's US9)
295 g

Trail running shoe with terrain-ready design combining road speed and off-road grip. 295g, available April 2026, $140-155

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Topo Athletic MTN Racer 3
510 g

Ultralight trail racing shoe with natural fit.

Full details →

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Nike ACG Pegasus Trail (Men's US9) vs Topo Athletic MTN Racer 3: which should you buy?

If saving weight is your priority, the Nike ACG Pegasus Trail (Men's US9) wins — at 295 g it is 215 g (42%) 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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