Adidas Ultraboost 23 vs Adidas Gazelle Sizing
Adidas Ultraboost 23 vs Adidas Gazelle: side-by-side fit, toe-box width and the exact size to order in each — Adidas Ultraboost 23 runs bigger. Free interactive sizing comparison.
Should you size up from the Adidas Ultraboost 23 to the Adidas Gazelle?
Yes — size up a half size. If you wear a US 10 in the Ultraboost 23, order about a US 10.5 in the Gazelle.
How they compare
Adidas Ultraboost 23 → Adidas Gazelle: The Adidas Ultraboost 23 runs true to size and has a much wider toe box compared to the Adidas Gazelle. If you wear a US 10 in the Ultraboost 23, your target size for the Gazelle is US 10.5.
Adidas Gazelle → Adidas Ultraboost 23: The Adidas Gazelle runs about a half-size small and has a much narrower toe box compared to the Adidas Ultraboost 23. If you wear a US 10 in the Gazelle, your target size for the Ultraboost 23 is US 9.5.
Spec comparison
| Spec | Adidas Ultraboost 23 | Adidas Gazelle |
|---|---|---|
| Length Fit | True to Size | Runs Small (~½ size) |
| Toe Box Profile | Wide | Narrow |
| Arch Support | High | Low / Flat |
| Upper Material | Primeknit Textile | Suede |
Size conversion: Adidas Ultraboost 23 → Adidas Gazelle
If you wear these US sizes in the Ultraboost 23, here is the size to order in the Gazelle.
| Your US size in Ultraboost 23 | Recommended Gazelle 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 Adidas Ultraboost 23 or the Adidas Gazelle?
The Adidas Ultraboost 23 runs longer than the Adidas Gazelle — it sits true to size while the other runs small, so size accordingly when moving between them.
If I wear a US 10 in the Ultraboost 23, what size is the Gazelle?
Target a US 10.5 in the Gazelle. A US 9 in the Ultraboost 23 maps to about US 9.5, and a US 11 to about US 11.5.
Is the Ultraboost 23 wider than the Gazelle?
The Adidas Ultraboost 23 has a much wider toe box versus the Adidas Gazelle (wide vs narrow). Forefoot room is one of the biggest reasons two shoes at the same length still feel different.
How do the Ultraboost 23 and Gazelle compare on support and material?
The Ultraboost 23 pairs high arch support with a primeknit textile upper; the Gazelle has low / flat support and a suede upper.
Try it: adjust the size and compare live
Verdict
The Adidas Ultraboost 23 runs true to size and has a much wider toe box compared to the Adidas Gazelle. If you wear a US 10 in the Ultraboost 23, your target size for the Gazelle is US 10.5.
| Spec | Adidas Ultraboost 23 | Adidas Gazelle |
|---|---|---|
| Length Fit | True to Size | Runs Small (~½ size) |
| Toe Box Profile | Wide | Narrow |
| Arch Support | High | Low / Flat |
| Upper Material | Primeknit Textile | Suede |