Patagonia to Banana Republic size
The short answer
Patagonia M is Banana Republic M by the two brands' own charts. 0 of 7 Patagonia sizes land on a different label at Banana Republic.
Both brands publish the body chest each size is cut for, so every row matches a chest, not a letter.
| Patagonia | Patagonia builds it for | Banana Republic, by chart | Same label | Banana Republic builds it for | Banana Republic also prints |
|---|---|---|---|---|---|
| XXS | chest 33 in, hip 32 in, sleeve 30 in | XXS | XXS | chest 32 to 33 in, waist 25 to 26 in, neck 13 to 13.5 in, sleeve 31 in | not published |
| XS | chest 35 in, hip 34 in, sleeve 32 in | XS | XS | chest 34 to 35 in, waist 27 to 28 in, neck 13 to 13.5 in, sleeve 32 in | not published |
| S | chest 37 in, hip 36 in, sleeve 33 in | S | S | chest 36 to 37 in, waist 29 to 31 in, neck 14 to 14.5 in, sleeve 33 in | not published |
| M | chest 40 in, hip 39 in, sleeve 34 in | M | M | chest 38 to 40 in, waist 32 to 33 in, neck 15 to 15.5 in, sleeve 34 in | not published |
| L | chest 44 in, hip 43 in, sleeve 35 in | L | L | chest 41 to 44 in, waist 34 to 35 in, neck 16 to 16.5 in, sleeve 35 in | not published |
| XL | chest 47 in, hip 46 in, sleeve 36 in | XL | XL | chest 45 to 48 in, waist 36 to 37 in, neck 17 to 17.5 in, sleeve 35.5 in | not published |
| XXL | chest 50 in, hip 49 in, sleeve 37 in | XXL | XXL | chest 49 to 52 in, waist 38 to 39 in, neck 18 to 18.5 in, sleeve 36 in | not published |
| XXXL | chest 56 in, hip 55 in, sleeve 37.5 in | not made | not published | not published | not published |
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
- Patagonia size guide, read on 2026-09-18.
- Banana Republic size guide, read on 2026-09-18.