The Adidas Adizero Prime X3 Strung is a road running shoe and the Brooks Defyance Max is a stability road running shoe. The Adizero Prime X3 Strung is 0.7 oz lighter (10.1 oz vs 10.8 oz). The Defyance Max costs about $48 less (from $120).
Specs side by side
| Spec | Adizero Prime X3 Strung | Defyance Max |
|---|---|---|
| Price | $168 | $120 |
| Rating | 4.7 / 5 (302 reviews) | 4.6 / 5 (125 reviews) |
| Weight | 10.1 oz | 10.8 oz |
| Heel-to-toe drop | 6 mm | 6 mm |
| Heel stack height | 49 mm | — |
| Cushioning | — | Balanced |
| Support | — | Stability |
| Surface | Road | Road |
| Available for | Men & Women | Men & Women |
Specs and prices from Adidas and Brooks, 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 the lighter shoe
- you want the more widely reviewed shoe
Get the Defyance Max if…
- you want to spend less
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