The Adidas Duramo Speed 2 and On Cloudflow 5 are both neutral road running shoes with firm, responsive cushioning. The Duramo Speed 2 costs about $135 less (from $45).
Specs side by side
| Spec | Duramo Speed 2 | Cloudflow 5 |
|---|---|---|
| Price | $45 | $180 |
| Rating | 4.6 / 5 (617 reviews) | — |
| Weight | 9.8 oz | 9.8 oz |
| Heel-to-toe drop | 7 mm | 8 mm |
| Heel stack height | 35 mm | — |
| Cushioning | Firm / responsive | Firm / responsive |
| Support | Neutral | Neutral |
| Surface | Road | Road |
| Available for | Men | Men & Women |
Specs and prices from Adidas and On, checked 2026-10-11. Weight is usually for a men's size 9–10.
Which should you get?
Get the Duramo Speed 2 if…
- you want to spend less
Get the Cloudflow 5 if…
- it fits you better or you like its colors