Nike Structure 26 vs On Cloudsurfer 2

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Structure 26 compared with Cloudsurfer 2

	NikeStructure 26	OnCloudsurfer 2
Overview
Released
Released	July 2025	February 2025
Fit and feel
Made for
Made for	Road running	Road running
Weight
Weight	321 g	261 g (better)
Heel height
Heel height	36.1 mm	37 mm
Forefoot height
Forefoot height	26 mm	28 mm
Drop
Drop	10 mm	9 mm
Carbon plate
Carbon plate	No	No
Midsole foam
Midsole foam	Full-length ReactX foam midsole; the forefoot Air Zoom unit of the Structure 25 is gone	Helion foam in a CloudTec Phase cushioning system; no Speedboard
Upper
Upper	Engineered mesh with more collar and tongue padding; internal midfoot fit band and overlays in key support zones; reflective details	Engineered mesh with 88% recycled polyester (Running Warehouse); refined tongue; embroidered eyelets and overlays
Outsole
Outsole	Zonal outsole with high-abrasion rubber in the heel and softer blown rubber in the forefoot	Computer-optimised tread with thicker rubber and smaller cavities
Fit
Fit	Midfoot support system wrapping the medial arch and lateral heel; fits small, Nike recommends ordering half a size up	–
Use
Best for
Best for	Stability for long runs and routine training miles	Everyday runs; On calls it a daily trainer
Measured figures
Measured figures	RunRepeat lab: 296 g, 36.1 mm heel, 26.0 mm forefoot, 10.1 mm drop (Nike gives 321 g for a men's size 9 in its details and 320 g elsewhere on the page)	Running Warehouse, men's US 9: 255 g, 37 mm heel, 28 mm forefoot. RunRepeat lab: 254 g, 37.5 mm heel, 27.1 mm forefoot, 10.4 mm drop. On doesn't publish the stack
Design
Colourways
Colourways	Grey Mist/Smoky Blue/Racer Blue/Black, Black/Bright Crimson/Dark Smoke Grey/Metallic Dark Grey, White/Green Spark/Summit White/Midnight Navy and others	–
Widths
Widths	Regular and wide	Regular and wide