Draft size-ladder match for clothes — then check line fit (slim jean ≠ straight jean).
Quick answer: Old Navy L ≈ Gap L on the shared ladder (draft).
Static ladder table in HTML for crawlers; interactive tool above uses the same steps.
| Old Navy Letter | Step | Gap Letter |
|---|---|---|
| XS | 0 | XS |
| S | 1 | S |
| M | 2 | M |
| L | 3 | L |
| XL | 4 | XL |
| XXL | 5 | XXL |
Old Navy: High-Rise OG Straight
Gap: 90s Loose
Shoe size comparisons are under /compare/ (not /compare/clothes/).