Spanx to Lorna Jane leggings size
The short answer
Spanx XS is Lorna Jane XXS by the two brands' own charts. 5 of 6 Spanx sizes land on a different label at Lorna Jane.
Both brands publish the body waist each size is cut for, so every row matches a waist, not a tag.
| Spanx | Spanx builds it for | Lorna Jane, by chart | Same label | Lorna Jane builds it for | Lorna Jane also prints |
|---|---|---|---|---|---|
| XS | waist 25 to 27 in, hip 34 to 36 in | XXS | XS | waist 25.6 in, hip 31.5 in | US numeric 2 |
| S | waist 27 to 29 in, hip 36 to 38 in | XS | S | waist 27.6 in, hip 35.4 in | US numeric 4 |
| M | waist 29 to 31 in, hip 38 to 40 in | S | M | waist 29.5 in, hip 39.4 in | US numeric 6 |
| L | waist 31 to 33.5 in, hip 40 to 42.5 in | M or L | L | waist 31.5 in, hip 43.3 in | US numeric 8 |
| XL | waist 33.5 to 36 in, hip 42.5 to 45 in | XL | XL | waist 35.4 in, hip 51.2 in | US numeric 12 |
| 1X | waist 36 to 39 in, hip 45 to 48 in | XXL | not published | waist 37.4 in, hip 55.1 in | US numeric 14 |
| 2X | waist 39 to 42 in, hip 48 to 51 in | not made | not published | not published | not published |
| 3X | waist 42 to 45 in, hip 51 to 54 in | not made | not published | not published | 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
- Spanx size guide, read on 2026-09-18. Spanx on TrueToSize
- Lorna Jane size guide, read on 2026-09-18.