The Adidas Terrex Agravic Speed Ultra 2 Trail and On Cloudsurfer Trail 2 are both neutral trail running shoes with maximum cushioning. The Terrex Agravic Speed Ultra 2 Trail is 0.6 oz lighter (9.5 oz vs 10.1 oz) and is rated higher by buyers (4.6 vs 3.9 out of 5). The Cloudsurfer Trail 2 costs about $55 less (from $170).
Bottom line: Pick the Terrex Agravic Speed Ultra 2 Trail if you want the lighter shoe; pick the Cloudsurfer Trail 2 if you want to spend less.
Specs side by side
| Spec | Terrex Agravic Speed Ultra 2 Trail | Cloudsurfer Trail 2 |
|---|---|---|
| Price | $225 | $170 |
| Rating | 4.6 / 5 (106 reviews) | 3.9 / 5 (14 reviews) |
| Weight | 9.5 oz | 10.1 oz |
| Heel-to-toe drop | 8 mm | 8 mm |
| Heel stack height | 43 mm | — |
| Cushioning | Max Cushioning | Max Cushioning |
| Support | Neutral | Neutral |
| Surface | Trail | Trail |
| Available for | Men & Women | Men & Women |
Specs and prices from Adidas and On, checked 2026-11-02. Weight is usually for a men's size 9–10.
Which should you get?
Get the Terrex Agravic Speed Ultra 2 Trail if…
- you want the lighter shoe
- you want the more widely reviewed shoe
Get the Cloudsurfer Trail 2 if…
- you want to spend less
More comparisons
- Adidas Terrex Agravic Speed Ultra 2 Trail vs ASICS GEL-NIMBUS 28 TR
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- On Cloudsurfer Trail 2 vs ASICS GEL-NIMBUS 28 TR
- On Cloudsurfer Trail 2 vs ASICS GEL-PULSE 17 TR
- On Cloudsurfer Trail 2 vs Adidas Terrex Agravic TT Trail
- On Cloudsurfer Trail 2 vs ASICS GEL-SONOMA 8