Runometry Index
71/100
- Lightness188 g
- +24.9 pts
- Cushioning35 mm
- +16.2 pts
- FoamPEBA
- +30.0 pts
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Runometry Index
71/100
Same line, new version: here’s what moved, from the published values. Weights are only compared in the same size.
| Criterion | Alphafly 4 (2026)This version | Alphafly 3 (2024) | Change |
|---|---|---|---|
| Weight | 188 g men’s US 8.5 | 218 g | Sizes differ or aren’t stated: no gap given |
| Drop | 8 mm | 8 mm | Unchanged |
| Heel stack | 39 mm | 40 mm | −1 mm |
| Forefoot stack | 31 mm | 32 mm | −1 mm |
| Midsole foam | ZoomX LT / ZoomX / Air Zoom | ZoomX / Air Zoom | New |
| Plate | Carbon | Carbon | Unchanged |
| Upper | Atomknit | Atomknit | Unchanged |
| Catalogue price | USD 280 | USD 295 | −USD 15 |
| Runometry Index | 71/100 | 62/100 | +9 pts |
2026 This version

Nike
2024

Derived from terrain, category, use, cushioning, stability, drop, weight and price. Gaps are given against Nike Alphafly 4.

Saucony


