Vans Old Skool vs Adidas Ultraboost 23 Sizing
Vans Old Skool vs Adidas Ultraboost 23: 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 Vans Old Skool and Adidas Ultraboost 23 take the same size?
Yes — keep your usual size. A US 10 in the Old Skool is about a US 10 in the Ultraboost 23.
How they compare
Vans Old Skool → Adidas Ultraboost 23: The Vans Old Skool runs true to size and has a slightly narrower toe box compared to the Adidas Ultraboost 23. Your US 10 in the Old Skool translates to the same size in the Ultraboost 23.
Adidas Ultraboost 23 → Vans Old Skool: The Adidas Ultraboost 23 runs true to size and has a slightly wider toe box compared to the Vans Old Skool. Your US 10 in the Ultraboost 23 translates to the same size in the Old Skool.
Spec comparison
| Spec | Vans Old Skool | Adidas Ultraboost 23 |
|---|---|---|
| Length Fit | True to Size | True to Size |
| Toe Box Profile | Standard | Wide |
| Arch Support | Low / Flat | High |
| Upper Material | Canvas/Suede | Primeknit Textile |
Size conversion: Vans Old Skool → Adidas Ultraboost 23
If you wear these US sizes in the Old Skool, here is the size to order in the Ultraboost 23.
| Your US size in Old Skool | Recommended Ultraboost 23 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 Vans Old Skool or the Adidas Ultraboost 23?
The Vans Old Skool and Adidas Ultraboost 23 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 Old Skool, what size is the Ultraboost 23?
Target a US 10 in the Ultraboost 23. A US 9 in the Old Skool maps to about US 9, and a US 11 to about US 11.
Is the Old Skool wider than the Ultraboost 23?
The Vans Old Skool has a slightly narrower toe box versus the Adidas Ultraboost 23 (standard vs wide). Forefoot room is one of the biggest reasons two shoes at the same length still feel different.
How do the Old Skool and Ultraboost 23 compare on support and material?
The Old Skool pairs low / flat arch support with a canvas/suede upper; the Ultraboost 23 has high support and a primeknit textile upper.
Try it: adjust the size and compare live
Verdict
The Vans Old Skool runs true to size and has a slightly narrower toe box compared to the Adidas Ultraboost 23. Your US 10 in the Old Skool translates to the same size in the Ultraboost 23.
| Spec | Vans Old Skool | Adidas Ultraboost 23 |
|---|---|---|
| Length Fit | True to Size | True to Size |
| Toe Box Profile | Standard | Wide |
| Arch Support | Low / Flat | High |
| Upper Material | Canvas/Suede | Primeknit Textile |