Onzie to Buffbunny leggings size
The short answer
Onzie X/S is Buffbunny XXS/00 by the two brands' own charts. 6 of 6 Onzie sizes land on a different label at Buffbunny.
Both brands publish the body waist each size is cut for, so every row matches a waist, not a tag.
| Onzie | Onzie builds it for | Buffbunny, by chart | Same label | Buffbunny builds it for | Buffbunny also prints |
|---|---|---|---|---|---|
| X/S | waist 24 to 26 in, hip 33 to 35 in | XXS/00 | not published | waist 24 to 25 in, hip 33 to 35 in | not published |
| S/M | waist 26 to 28 in, hip 36 to 38 in | S/4-6 | not published | waist 27 to 28 in, hip 38 to 39 in | not published |
| M/L | waist 28 to 31 in, hip 38 to 40 in | M/6-8 | not published | waist 29 to 31 in, hip 39 to 41 in | not published |
| L/L | waist 31 to 33 in, hip 40 to 42 in | L/10-12 | not published | waist 32 to 34 in, hip 42 to 44 in | not published |
| XL | waist 34 to 37 in, hip 43 to 45 in | XL/14-16 | XL/14-16 | waist 35 to 37 in, hip 45 to 47 in | not published |
| 1X | waist 38 to 40 in, hip 46 to 48 in | XXL/16-18 | not published | waist 37 to 39 in, hip 47 to 49 in | not published |
What wearers say
Charts describe a garment. People who own both brands describe a fit, and their answer ranks above this table once five of them stand behind it. Pick your size in the converter to see whether there are enough yet.
Sources
- Onzie size guide, read on 2026-09-18.
- Buffbunny size guide, read on 2026-09-18.