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Topo Athletic MTN Racer 3 vs Topo Athletic MTN Racer 4

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

No winner on weight yet. The recorded weights have not both been verified on the same basis. Size, included parts and single-item versus pair weights can differ. Check the linked sources before choosing a replacement.

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Spec Topo Athletic MTN Racer 3 Topo Athletic MTN Racer 4
Weight 510 g · 0.510 kg · 1.12 lb
as listed — one shoe or a pair, not yet confirmed
 590 g · 0.590 kg · 1.30 lb
per pair (2 × 295 g), men's US 9; page does not say per shoe or per pair, so doubled from per shoe
Brand Topo Athletic Topo Athletic
Category Footwear Footwear
Topo Athletic MTN Racer 3
510 g as listed

Ultralight trail racing shoe with natural fit.

See it in your base weight → Full details →
Topo Athletic MTN Racer 4
590 g

Lightweight trail-running shoe with zero-drop platform, aggressive tread pattern, and cushioning. Per shoe weight for men's size 9; approximately 590g per pair.

See it in your base weight → Full details →

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Topo Athletic MTN Racer 3 vs Topo Athletic MTN Racer 4: which should you buy?

The listed weights alone are not enough to choose between these products. Confirm the size, included parts and weight basis against each source; choose equipment for the function and fit you need.

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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