On Cloudultra 2 (Men's US9) vs Xero Shoes Z-Trail EV
Weight and specs compared for 2026 — and which one to choose.
Cushioned all-terrain trail shoe with Helion superfoam and Missiongrip. 289g, designed for ultrarunning and long-distance hiking on variable terrain
Full details →Minimale hikingsandaal met 215g per paar, verstelbare riemen en natuurlijke beweging voor trail-wandelen
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On Cloudultra 2 (Men's US9) vs Xero Shoes Z-Trail EV: which should you buy?
If saving weight is your priority, the Xero Shoes Z-Trail EV wins — at 215 g it is 74 g (26%) lighter than the On Cloudultra 2 (Men's US9) (289 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.