ASICS Gel-Nimbus 25 vs Converse Chuck 70 Sizing
ASICS Gel-Nimbus 25 vs Converse Chuck 70: side-by-side fit, toe-box width and the exact size to order in each — Converse Chuck 70 runs bigger. Free interactive sizing comparison.
Should you size down from the ASICS Gel-Nimbus 25 to the Converse Chuck 70?
Yes — size down a half size. If you wear a US 10 in the Gel-Nimbus 25, order about a US 9.5 in the Chuck 70.
How they compare
ASICS Gel-Nimbus 25 → Converse Chuck 70: The ASICS Gel-Nimbus 25 runs true to size and has a slightly wider toe box compared to the Converse Chuck 70. If you wear a US 10 in the Gel-Nimbus 25, your target size for the Chuck 70 is US 9.5.
Converse Chuck 70 → ASICS Gel-Nimbus 25: The Converse Chuck 70 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 Chuck 70, your target size for the Gel-Nimbus 25 is US 10.5.
Spec comparison
| Spec | ASICS Gel-Nimbus 25 | Converse Chuck 70 |
|---|---|---|
| Length Fit | True to Size | Runs Large (~½ size) |
| Toe Box Profile | Wide | Standard |
| Arch Support | High | None |
| Upper Material | Engineered Mesh | Canvas |
Size conversion: ASICS Gel-Nimbus 25 → Converse Chuck 70
If you wear these US sizes in the Gel-Nimbus 25, here is the size to order in the Chuck 70.
| Your US size in Gel-Nimbus 25 | Recommended Chuck 70 size |
|---|---|
| US 8 | US 7.5 |
| US 9 | US 8.5 |
| US 10 | US 9.5 |
| US 11 | US 10.5 |
| US 12 | US 11.5 |
Frequently asked questions
Which runs bigger, the ASICS Gel-Nimbus 25 or the Converse Chuck 70?
The Converse Chuck 70 runs longer than the ASICS Gel-Nimbus 25. The Gel-Nimbus 25 is the snugger of the two, so you may want extra length going the other way.
If I wear a US 10 in the Gel-Nimbus 25, what size is the Chuck 70?
Target a US 9.5 in the Chuck 70. A US 9 in the Gel-Nimbus 25 maps to about US 8.5, and a US 11 to about US 10.5.
Is the Gel-Nimbus 25 wider than the Chuck 70?
The ASICS Gel-Nimbus 25 has a slightly wider toe box versus the Converse Chuck 70 (wide vs standard). Forefoot room is one of the biggest reasons two shoes at the same length still feel different.
How do the Gel-Nimbus 25 and Chuck 70 compare on support and material?
The Gel-Nimbus 25 pairs high arch support with a engineered mesh upper; the Chuck 70 has none support and a canvas upper.
Try it: adjust the size and compare live
Verdict
The ASICS Gel-Nimbus 25 runs true to size and has a slightly wider toe box compared to the Converse Chuck 70. If you wear a US 10 in the Gel-Nimbus 25, your target size for the Chuck 70 is US 9.5.
| Spec | ASICS Gel-Nimbus 25 | Converse Chuck 70 |
|---|---|---|
| Length Fit | True to Size | Runs Large (~½ size) |
| Toe Box Profile | Wide | Standard |
| Arch Support | High | None |
| Upper Material | Engineered Mesh | Canvas |