Kahtoola MICROspikes vs Topo Athletic MTN Racer 3

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

Kahtoola MICROspikes is the lighter option — 56 g lighter than the Topo Athletic MTN Racer 3 (11% less weight). If grams matter to you, that is the one to beat.

Spec	Kahtoola MICROspikes	Topo Athletic MTN Racer 3
Weight	454 g · 0.454 kg · 1.00 lb	510 g · 0.510 kg · 1.12 lb
Brand	Kahtoola	Topo Athletic
Category	Footwear	Footwear

Kahtoola MICROspikes

454 g

Traction spikes for icy and snowy trails. Fits most shoes.

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Topo Athletic MTN Racer 3

510 g

Ultralight trail racing shoe with natural fit.

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

If saving weight is your priority, the Kahtoola MICROspikes wins — at 454 g it is 56 g (11%) 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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