Oysho to lululemon leggings size
The short answer
Oysho M is lululemon 6 or 8 by the two brands' own charts.
Both brands publish the body waist each size is cut for, so every row matches a waist, not a tag.
| Oysho | Oysho builds it for | lululemon, by chart | Same label | lululemon builds it for | lululemon also prints |
|---|---|---|---|---|---|
| XXS | waist 24 to 25 in, hip 36 to 37 in | 4 | not published | waist 25 in, hip 35 in | Letter XS |
| XS | waist 25 to 26 in, hip 37 to 38 in | 4 | not published | waist 25 in, hip 35 in | Letter XS |
| S | waist 26 to 27 in, hip 38 to 39 in | 6 | not published | waist 27 in, hip 37 in | Letter S |
| M | waist 27 to 29 in, hip 39 to 41 in | 6 or 8 | not published | waist 27 in, hip 37 in | Letter S |
| L | waist 30 to 33 in, hip 42 to 45 in | 10 | not published | waist 31 in, hip 41 in | Letter L |
| XL | waist 33 to 35 in, hip 45 to 47 in | 12 or 14 | not published | waist 33 in, hip 43 in | Letter XL |
| XXL | waist 36 to 39 in, hip 48 to 51 in | 16 | not published | waist 38 in, hip 47 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
- Oysho size guide, read on 2026-09-18. Oysho on TrueToSize
- lululemon size guide, read on 2026-09-17. lululemon on TrueToSize