User Review Summary

The Nike Alphafly 3 is Nike's 2026 elite carbon-plate marathon racer. It features a full-length ZoomX midsole with a curved carbon fiber plate and dual Air Zoom units in the forefoot for explosive propulsion. Stack height measures 36mm forefoot, 44mm heel with 8mm drop, weighing just 198g. The Atomknit 3.0 upper is lightweight, breathable, and provides precise lockdown through corners. The waffle outsole offers reliable wet-weather traction. ZoomX foam delivers over 85% energy return, making this one of the most competitive marathon shoes on the market. Designed for advanced runners targeting 3:00-4:00/km pace on race day. Best reserved for racing to maximize longevity. Suitable for half to full marathon distances.