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Convert / Leggings

Spanx to Fabletics leggings size

The short answer

Spanx 1X is Fabletics XL or XXL/1X by the two brands' own charts. 2 of 8 Spanx sizes land on a different label at Fabletics.

Both brands publish the body waist each size is cut for, so every row matches a waist, not a tag.

Every Spanx size read across to Fabletics. Letter sizes on the left, Letter on the right.
SpanxSpanx builds it forFabletics, by chartSame labelFabletics builds it forFabletics also prints
XSwaist 25 to 27 in, hip 34 to 36 inXSXSwaist 25.5 to 26.5 in, hip 36 to 37 inUS numeric 0-2
Swaist 27 to 29 in, hip 36 to 38 inSSwaist 27 to 28 in, hip 37.5 to 38.5 inUS numeric 4-6
Mwaist 29 to 31 in, hip 38 to 40 inMMwaist 29 to 31 in, hip 39 to 41 inUS numeric 8-10
Lwaist 31 to 33.5 in, hip 40 to 42.5 inLLwaist 32 to 34 in, hip 42 to 44 inUS numeric 12-14
XLwaist 33.5 to 36 in, hip 42.5 to 45 inXLXLwaist 35 to 37 in, hip 45 to 47 inUS numeric 16-18
1Xwaist 36 to 39 in, hip 45 to 48 inXL or XXL/1XXXL/1Xwaist 35 to 37 in, hip 45 to 47 inUS numeric 16-18
2Xwaist 39 to 42 in, hip 48 to 51 inXXL/1X2Xwaist 38 to 41 in, hip 48 to 51 inUS numeric 16-18
3Xwaist 42 to 45 in, hip 51 to 54 in3X3Xwaist 43 to 45 in, hip 53 to 55 inUS numeric 24-26
Tinted rows change label or sit between two sizes. Read from the two charts only; no formula and no averaging.

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.

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Sources

Fabletics to Spanx