Nike Air Max 90 vs ASICS Gel-Nimbus 25 Sizing
Nike Air Max 90 vs ASICS Gel-Nimbus 25: side-by-side fit, toe-box width and the exact size to order in each — Nike Air Max 90 runs bigger. Free interactive sizing comparison.
Should you size up from the Nike Air Max 90 to the ASICS Gel-Nimbus 25?
Yes — size up a half size. If you wear a US 10 in the Air Max 90, order about a US 10.5 in the Gel-Nimbus 25.
How they compare
Nike Air Max 90 → ASICS Gel-Nimbus 25: The Nike Air Max 90 runs about a half-size large and has a slightly narrower toe box compared to the ASICS Gel-Nimbus 25. If you wear a US 10 in the Air Max 90, your target size for the Gel-Nimbus 25 is US 10.5.
ASICS Gel-Nimbus 25 → Nike Air Max 90: The ASICS Gel-Nimbus 25 runs true to size and has a slightly wider toe box compared to the Nike Air Max 90. If you wear a US 10 in the Gel-Nimbus 25, your target size for the Air Max 90 is US 9.5.
Spec comparison
| Spec | Nike Air Max 90 | ASICS Gel-Nimbus 25 |
|---|---|---|
| Length Fit | Runs Large (~½ size) | True to Size |
| Toe Box Profile | Standard | Wide |
| Arch Support | Moderate | High |
| Upper Material | Leather/Mesh | Engineered Mesh |
Size conversion: Nike Air Max 90 → ASICS Gel-Nimbus 25
If you wear these US sizes in the Air Max 90, here is the size to order in the Gel-Nimbus 25.
| Your US size in Air Max 90 | Recommended Gel-Nimbus 25 size |
|---|---|
| US 8 | US 8.5 |
| US 9 | US 9.5 |
| US 10 | US 10.5 |
| US 11 | US 11.5 |
| US 12 | US 12.5 |
Frequently asked questions
Which runs bigger, the Nike Air Max 90 or the ASICS Gel-Nimbus 25?
The Nike Air Max 90 runs longer than the ASICS Gel-Nimbus 25 — it is large, so size accordingly when moving between them.
If I wear a US 10 in the Air Max 90, what size is the Gel-Nimbus 25?
Target a US 10.5 in the Gel-Nimbus 25. A US 9 in the Air Max 90 maps to about US 9.5, and a US 11 to about US 11.5.
Is the Air Max 90 wider than the Gel-Nimbus 25?
The Nike Air Max 90 has a slightly narrower toe box versus the ASICS Gel-Nimbus 25 (standard vs wide). Forefoot room is one of the biggest reasons two shoes at the same length still feel different.
How do the Air Max 90 and Gel-Nimbus 25 compare on support and material?
The Air Max 90 pairs moderate arch support with a leather/mesh upper; the Gel-Nimbus 25 has high support and a engineered mesh upper.
Try it: adjust the size and compare live
Verdict
The Nike Air Max 90 runs about a half-size large and has a slightly narrower toe box compared to the ASICS Gel-Nimbus 25. If you wear a US 10 in the Air Max 90, your target size for the Gel-Nimbus 25 is US 10.5.
| Spec | Nike Air Max 90 | ASICS Gel-Nimbus 25 |
|---|---|---|
| Length Fit | Runs Large (~½ size) | True to Size |
| Toe Box Profile | Standard | Wide |
| Arch Support | Moderate | High |
| Upper Material | Leather/Mesh | Engineered Mesh |