Kahtoola NANOspikes vs Topo Athletic Ultraventure 4

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

Kahtoola NANOspikes is the lighter option — 1 g lighter than the Topo Athletic Ultraventure 4 (0% less weight). If grams matter to you, that is the one to beat.

Spec	Kahtoola NANOspikes	Topo Athletic Ultraventure 4
Weight	284 g · 0.284 kg · 0.63 lb	285 g · 0.285 kg · 0.63 lb
Brand	Kahtoola	Topo Athletic
Category	Footwear	Footwear

Kahtoola NANOspikes

284 g

Lightweight traction device for light snow and ice.

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Topo Athletic Ultraventure 4

285 g

Max-cushion trail shoe with a roomy toe box, 5mm drop and Vibram Megagrip outsole for long-distance hikes.

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Kahtoola NANOspikes vs Topo Athletic Ultraventure 4: which should you buy?

If saving weight is your priority, the Kahtoola NANOspikes wins — at 284 g it is 1 g (0%) lighter than the Topo Athletic Ultraventure 4 (285 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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