New Balance vs Jordan Shoe Size - Which Runs Smaller?

New Balance runs about 1 US size large compared to Jordan. If you wear New Balance in US 9, start by checking Jordan in US 10. Both brands use the same foot-length measurement; the difference is in the last shape, not the conversion formula.

New Balance to Jordan size chart

Starting Jordan size to check when you wear New Balance in each US men size.
US Men (New Balance) New Balance -> Jordan Foot length
7 8 246mm
8 9 254mm
9 10 262mm
10 11 271mm
11 12 279mm

Fit verdict

  • New Balance: Runs large (50% of buyers)
  • Jordan: Runs small (50% of buyers)

Why the sizes differ

New Balance runs about 1 US size large compared to Jordan, with roughly 8mm between the matched fit records.

New Balance foot length is measured in millimetres, then mapped to US size. The Jordan starting size shifts by about 1 US size because of each brand fit bias, not a different conversion formula.