The Adidas Adizero Boston 12 and Adidas Adizero EVO SL Zip are both neutral road running shoes with firm, responsive cushioning. The Adizero Boston 12 costs about $90 less (from $80). The Adizero EVO SL Zip is 0.4 oz lighter (8.8 oz vs 9.2 oz) and is rated higher by buyers (4.8 vs 4.6 out of 5).
Specs side by side
| Spec | Adizero Boston 12 | Adizero EVO SL Zip |
|---|---|---|
| Price | $80 | $170 |
| Rating | 4.6 / 5 (2,569 reviews) | 4.8 / 5 (142 reviews) |
| Weight | 9.2 oz | 8.8 oz |
| Heel-to-toe drop | 7 mm | 7 mm |
| Heel stack height | 38 mm | 39 mm |
| Cushioning | Firm / responsive | Firm / responsive |
| Support | Neutral | Neutral |
| Surface | Road | Road |
| Available for | Men & Women | Men & Women |
Specs and prices from Adidas, checked 2026-10-11. Weight is usually for a men's size 9–10.
Which should you get?
Get the Adizero Boston 12 if…
- you want to spend less
Get the Adizero EVO SL Zip if…
- you want the lighter shoe
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