At least H&M are being honest about their vanity sizing. : r/fatlogic
We Checked And Women's Clothes Sizes At H&M, Zara And Topshop Are Actually Different
I compared size 10 jeans from Marks and Spencer, Primark, H&M and New Look - 1 pair was basically a whole size smaller' - Amber-Louise Large - MyLondon
The REAL reason why your size never fits in H&M | Daily Mail Online