The Adidas Adizero Prime X3 Strung is a road running shoe and the On Cloudsurfer Max is a neutral road running shoe. The Adizero Prime X3 Strung costs about $12 less (from $168) and is rated higher by buyers (4.7 vs 3.9 out of 5).
Specs side by side
| Spec | Adizero Prime X3 Strung | Cloudsurfer Max |
|---|---|---|
| Price | $168 | $180 |
| Rating | 4.7 / 5 (302 reviews) | 3.9 / 5 (56 reviews) |
| Weight | 10.1 oz | 10.3 oz |
| Heel-to-toe drop | 6 mm | 6 mm |
| Heel stack height | 49 mm | — |
| Cushioning | — | Max |
| Support | — | Neutral |
| Surface | Road | Road |
| Available for | Men & Women | 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 Adizero Prime X3 Strung if…
- you want to spend less
- you want the more widely reviewed shoe
Get the Cloudsurfer Max if…
- it fits you better or you like its colors
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