ASICS Gel-Nimbus 25 vs Brooks Ghost 15 Sizing
ASICS Gel-Nimbus 25 vs Brooks Ghost 15: side-by-side fit, toe-box width and the exact size to order in each — they fit the same length. Free interactive sizing comparison.
Do the ASICS Gel-Nimbus 25 and Brooks Ghost 15 take the same size?
Yes — keep your usual size. A US 10 in the Gel-Nimbus 25 is about a US 10 in the Ghost 15.
How they compare
ASICS Gel-Nimbus 25 → Brooks Ghost 15: The ASICS Gel-Nimbus 25 runs true to size, similar in width to the Brooks Ghost 15. Your US 10 in the Gel-Nimbus 25 translates to the same size in the Ghost 15.
Brooks Ghost 15 → ASICS Gel-Nimbus 25: The Brooks Ghost 15 runs true to size, similar in width to the ASICS Gel-Nimbus 25. Your US 10 in the Ghost 15 translates to the same size in the Gel-Nimbus 25.
Spec comparison
| Spec | ASICS Gel-Nimbus 25 | Brooks Ghost 15 |
|---|---|---|
| Length Fit | True to Size | True to Size |
| Toe Box Profile | Wide | Wide |
| Arch Support | High | High |
| Upper Material | Engineered Mesh | Mesh |
Size conversion: ASICS Gel-Nimbus 25 → Brooks Ghost 15
If you wear these US sizes in the Gel-Nimbus 25, here is the size to order in the Ghost 15.
| Your US size in Gel-Nimbus 25 | Recommended Ghost 15 size |
|---|---|
| US 8 | US 8 |
| US 9 | US 9 |
| US 10 | US 10 |
| US 11 | US 11 |
| US 12 | US 12 |
Frequently asked questions
Which runs bigger, the ASICS Gel-Nimbus 25 or the Brooks Ghost 15?
The ASICS Gel-Nimbus 25 and Brooks Ghost 15 fit the same in length — both are true to size — so you can keep your usual size moving between them.
If I wear a US 10 in the Gel-Nimbus 25, what size is the Ghost 15?
Target a US 10 in the Ghost 15. A US 9 in the Gel-Nimbus 25 maps to about US 9, and a US 11 to about US 11.
Is the Gel-Nimbus 25 wider than the Ghost 15?
The ASICS Gel-Nimbus 25 has a similar toe box width versus the Brooks Ghost 15 (wide vs wide). Forefoot room is one of the biggest reasons two shoes at the same length still feel different.
How do the Gel-Nimbus 25 and Ghost 15 compare on support and material?
The Gel-Nimbus 25 pairs high arch support with a engineered mesh upper; the Ghost 15 has high support and a mesh upper.
Try it: adjust the size and compare live
Verdict
The ASICS Gel-Nimbus 25 runs true to size, similar in width to the Brooks Ghost 15. Your US 10 in the Gel-Nimbus 25 translates to the same size in the Ghost 15.
| Spec | ASICS Gel-Nimbus 25 | Brooks Ghost 15 |
|---|---|---|
| Length Fit | True to Size | True to Size |
| Toe Box Profile | Wide | Wide |
| Arch Support | High | High |
| Upper Material | Engineered Mesh | Mesh |