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Inov-8 TrailFly Ultra G 280 vs Mammut Aenergy Trail Endurance Ultra

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 Inov-8 TrailFly Ultra G 280 Mammut Aenergy Trail Endurance Ultra
Weight 640 g · 0.640 kg · 1.41 lb
per pair (medium-sized pair)
 640 g · 0.640 kg · 1.41 lb
per pair (2 × 320 g), men's US 9.5; page does not say per shoe or per pair, so treated as per shoe
Brand Inov-8 Mammut
Category Footwear Footwear
Inov-8 TrailFly Ultra G 280
640 g

Licht trailrunning- en hikingschoen met slechts 280g per schoen, graphene-versterkt grip en responsieve demping

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Mammut Aenergy Trail Endurance Ultra
640 g

Lightweight trail running shoe designed for mid-to-long distance runs and hiking. Features Vibram Megagrip outsole and FLEXTRON PRO plate for technical terrain.

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Inov-8 TrailFly Ultra G 280 vs Mammut Aenergy Trail Endurance Ultra: 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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