Farm Rio to Reiss clothing size
The short answer
Farm Rio XXS is Reiss 4 by the two brands' own charts.
Both brands publish the body bust each size is cut for, so every row matches a bust, not a letter or a number.
| Farm Rio | Farm Rio builds it for | Reiss, by chart | Same label | Reiss builds it for | Reiss also prints |
|---|---|---|---|---|---|
| XXS | bust 30 to 31 in, waist 24 to 25 in, hip 33 to 34 in | 4 | not published | bust 31 in, waist 24 in, hip 34 in | US 0 · Letter XS · FR 34 · IT 36 · AU 4 · EU (as printed) 32 |
| XS | bust 32 to 33 in, waist 26 to 27 in, hip 35 to 36 in | 6 or 8 | not published | bust 32 in, waist 25 in, hip 35 in | US 2 · Letter XS · FR 36 · IT 38 · AU 6 · EU (as printed) 34 |
| S | bust 34 to 35 in, waist 28 to 29 in, hip 37 to 38 in | 10 | not published | bust 35 in, waist 28 in, hip 38 in | US 6 · Letter S · FR 40 · IT 42 · AU 10 · EU (as printed) 38 |
| M | bust 36 to 37 in, waist 30 to 31 in, hip 39 to 40 in | 12 | not published | bust 37 in, waist 30 in, hip 40 in | US 8 · Letter M · FR 42 · IT 44 · AU 12 · EU (as printed) 40 |
| L | bust 38 to 40 in, waist 32 to 34 in, hip 41 to 43 in | 14 | not published | bust 39 in, waist 31.5 in, hip 42 in | US 10 · Letter M · FR 44 · IT 46 · AU 14 · EU (as printed) 42 |
| XL | bust 41 to 44 in, waist 35 to 37 in, hip 44 to 46 in | 18 | not published | bust 43 in, waist 36 in, hip 46.5 in | US 14 · Letter L · FR 48 · IT 50 · AU 18 · EU (as printed) 46 |
What wearers say
Charts describe a garment, not a fit. We do not collect fit reports for this category yet, so this table is the two brands' own claims and nothing more.
Sources
- Farm Rio size guide, read on 2026-09-18.
- Reiss size guide, read on 2026-09-18.