On Cloud 5 vs Hoka Clifton 9 Sizing
On Cloud 5 vs Hoka Clifton 9: side-by-side fit, toe-box width and the exact size to order in each — Hoka Clifton 9 runs bigger. Free interactive sizing comparison.
Should you size down from the On Cloud 5 to the Hoka Clifton 9?
Yes — size down a half size. If you wear a US 10 in the Cloud 5, order about a US 9.5 in the Clifton 9.
How they compare
On Cloud 5 → Hoka Clifton 9: The On Cloud 5 runs about a half-size small and has a much narrower toe box compared to the Hoka Clifton 9. If you wear a US 10 in the Cloud 5, your target size for the Clifton 9 is US 9.5.
Hoka Clifton 9 → On Cloud 5: The Hoka Clifton 9 runs true to size and has a much wider toe box compared to the On Cloud 5. If you wear a US 10 in the Clifton 9, your target size for the Cloud 5 is US 10.5.
Spec comparison
| Spec | On Cloud 5 | Hoka Clifton 9 |
|---|---|---|
| Length Fit | Runs Small (~½ size) | True to Size |
| Toe Box Profile | Narrow | Wide |
| Arch Support | Moderate | High |
| Upper Material | Textile | Mesh |
Size conversion: On Cloud 5 → Hoka Clifton 9
If you wear these US sizes in the Cloud 5, here is the size to order in the Clifton 9.
| Your US size in Cloud 5 | Recommended Clifton 9 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 On Cloud 5 or the Hoka Clifton 9?
The Hoka Clifton 9 runs longer than the On Cloud 5. The Cloud 5 is the snugger of the two, so you may want extra length going the other way.
If I wear a US 10 in the Cloud 5, what size is the Clifton 9?
Target a US 9.5 in the Clifton 9. A US 9 in the Cloud 5 maps to about US 8.5, and a US 11 to about US 10.5.
Is the Cloud 5 wider than the Clifton 9?
The On Cloud 5 has a much narrower toe box versus the Hoka Clifton 9 (narrow vs wide). Forefoot room is one of the biggest reasons two shoes at the same length still feel different.
How do the Cloud 5 and Clifton 9 compare on support and material?
The Cloud 5 pairs moderate arch support with a textile upper; the Clifton 9 has high support and a mesh upper.
Try it: adjust the size and compare live
Verdict
The On Cloud 5 runs about a half-size small and has a much narrower toe box compared to the Hoka Clifton 9. If you wear a US 10 in the Cloud 5, your target size for the Clifton 9 is US 9.5.
| Spec | On Cloud 5 | Hoka Clifton 9 |
|---|---|---|
| Length Fit | Runs Small (~½ size) | True to Size |
| Toe Box Profile | Narrow | Wide |
| Arch Support | Moderate | High |
| Upper Material | Textile | Mesh |