Nike Dunk Low vs Nike React Infinity Run 4 Sizing
Nike Dunk Low vs Nike React Infinity Run 4: side-by-side fit, toe-box width and the exact size to order in each — Nike Dunk Low runs bigger. Free interactive sizing comparison.
Should you size up from the Nike Dunk Low to the Nike React Infinity Run 4?
Yes — size up a half size. If you wear a US 10 in the Dunk Low, order about a US 10.5 in the React Infinity Run 4.
How they compare
Nike Dunk Low → Nike React Infinity Run 4: The Nike Dunk Low runs about a half-size large and has a slightly narrower toe box compared to the Nike React Infinity Run 4. If you wear a US 10 in the Dunk Low, your target size for the React Infinity Run 4 is US 10.5.
Nike React Infinity Run 4 → Nike Dunk Low: The Nike React Infinity Run 4 runs true to size and has a slightly wider toe box compared to the Nike Dunk Low. If you wear a US 10 in the React Infinity Run 4, your target size for the Dunk Low is US 9.5.
Spec comparison
| Spec | Nike Dunk Low | Nike React Infinity Run 4 |
|---|---|---|
| Length Fit | Runs Large (~½ size) | True to Size |
| Toe Box Profile | Standard | Wide |
| Arch Support | Low / Flat | High |
| Upper Material | Leather | Flyknit |
Size conversion: Nike Dunk Low → Nike React Infinity Run 4
If you wear these US sizes in the Dunk Low, here is the size to order in the React Infinity Run 4.
| Your US size in Dunk Low | Recommended React Infinity Run 4 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 Dunk Low or the Nike React Infinity Run 4?
The Nike Dunk Low runs longer than the Nike React Infinity Run 4 — it is large, so size accordingly when moving between them.
If I wear a US 10 in the Dunk Low, what size is the React Infinity Run 4?
Target a US 10.5 in the React Infinity Run 4. A US 9 in the Dunk Low maps to about US 9.5, and a US 11 to about US 11.5.
Is the Dunk Low wider than the React Infinity Run 4?
The Nike Dunk Low has a slightly narrower toe box versus the Nike React Infinity Run 4 (standard vs wide). Forefoot room is one of the biggest reasons two shoes at the same length still feel different.
How do the Dunk Low and React Infinity Run 4 compare on support and material?
The Dunk Low pairs low / flat arch support with a leather upper; the React Infinity Run 4 has high support and a flyknit upper.
Try it: adjust the size and compare live
Verdict
The Nike Dunk Low runs about a half-size large and has a slightly narrower toe box compared to the Nike React Infinity Run 4. If you wear a US 10 in the Dunk Low, your target size for the React Infinity Run 4 is US 10.5.
| Spec | Nike Dunk Low | Nike React Infinity Run 4 |
|---|---|---|
| Length Fit | Runs Large (~½ size) | True to Size |
| Toe Box Profile | Standard | Wide |
| Arch Support | Low / Flat | High |
| Upper Material | Leather | Flyknit |