| GANNI SIZE | US | UK | IT | AU | KR | JEANS |
| EU 32 | XXS | 0 | 4 | 38 | 6 | 33 | 24W |
| EU 34 | XS | 2 | 6 | 40 | 8 | 44 | 24W-25W |
| EU 36 | S | 4 | 8 | 42 | 10 | 55 | 26W-27W |
| EU 38 | M | 6 | 10 | 44 | 12 | 66 | 28W-29W |
| EU 40| L | 8/10 | 12 | 46 | 14 | 77 | 30W-31W |
| EU 42 | XL | 10/12 | 14 | 48 | 16 | 88 | 32W-33W |
| EU 44 | XXL | 14 | 16 | 50 | 18 | EU44 | 34W |
| EU 46 | 16 | 18 | 52 | 20 | EU46 | 36W |
| EU 48 | 18 | 20 | 56 | 22 | EU48 | 38W-40W |
| EU 50 | 20 | 22 | 58 | 24 | EU50 | 42W |
| EU 52 | 22 | 24 | 60 | 26 | EU52 | 44W |