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Inov-8 Trailfly V2 Trail Running Shoe vs La Sportiva Tx4 Evo GTX

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

Inov-8 Trailfly V2 Trail Running Shoe is the lighter option — 549 g lighter than the La Sportiva Tx4 Evo GTX (65% less weight). If grams matter to you, that is the one to beat.
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Spec Inov-8 Trailfly V2 Trail Running Shoe La Sportiva Tx4 Evo GTX
Weight 291 g · 0.291 kg · 0.64 lb 840 g · 0.840 kg · 1.85 lb
Brand Inov-8 La Sportiva
Category Footwear Footwear
Inov-8 Trailfly V2 Trail Running Shoe
291 g

2026 versatile trail shoe equally suitable for trail running and hiking; 10.25 oz with buffed trail capability

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La Sportiva Tx4 Evo GTX
840 g

Approach shoe with Gore-Tex for hiking and scrambling.

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Inov-8 Trailfly V2 Trail Running Shoe vs La Sportiva Tx4 Evo GTX: which should you buy?

If saving weight is your priority, the Inov-8 Trailfly V2 Trail Running Shoe wins — at 291 g it is 549 g (65%) lighter than the La Sportiva Tx4 Evo GTX (840 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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