EU to US Dress Size Conversion
| EU | US |
|---|---|
| 32 | 0 |
| 34 | 2 |
| 36 | 4 |
| 38 | 6 |
| 40 | 8 |
| 42 | 10 |
| 44 | 12 |
| 46 | 14 |
| 48 | 16 |
Sizing conventions vary by brand and by cut — this table shows the standard published conversion. Always check the garment's own size chart when one is available. See how these tables are compiled.
Reading a continental size for a US purchase
A EU dress size in the 32–48 range reflects a European continental sizing convention built independently of the US even-number scale — converting EU to US isn't shifting a shared number line, it's translating between two genuinely different historical systems that happen to describe similar ranges of body measurements. A EU 36 converting to a US 6 is a real cross-system translation, not an arbitrary subtraction.
US brands haven't all drifted at the same speed either: a EU 40 might land on a US 8 at a fast-fashion chain that's loosened its labels aggressively over the past twenty years, and a US 10 at a heritage department-store brand that's held its sizing closer to its 1990s chart — same EU input, two plausible US outputs, depending entirely on which shelf you're shopping from.
US cuts often run roomier through the waist
French and Italian pattern houses in particular cut for a more pronounced waist taper than mainstream American ready-to-wear assumes, so the effect runs in the opposite direction from what you might expect: a EU 38 converted to a US 10 tends to sit correctly at bust and hip but with visible extra room at the waist, since the American block simply doesn't taper in as sharply at that point.
Checking an EU size against a US brand you don't know
Compare your own measurements in inches directly against the specific US brand's own chart, particularly for fitted styles — and be aware that different US brands' size-inflation drift means the same EU size might convert differently depending on whether you're ordering from a fast-fashion label or a more traditional one.
European formal wear needs its own conversion
European bridal and formal occasion dresses generally run a separate, tighter-fitting scale from the same house's everyday collection, made with the expectation of alteration afterward — converting a EU formal size using the everyday EU-to-US offset risks landing on a US size that's actually too large, since formal sizing on both continents typically runs smaller than daily wear from the same label.
If you're converting for a petite or tall US fit specifically, remember the size-number conversion only addresses bust, waist, and hip — it says nothing about whether the garment's vertical proportions (waist placement, hem length) will suit a shorter or taller frame, which is a separate check against the US brand's own petite or tall line if one exists.
Frequently asked questions
Is a EU 36 always a US 6?
That's the standard published pairing, but because US brands have drifted their sizing smaller at different rates through vanity sizing, the same EU size can convert to different US numbers depending on the specific brand.
Why might a US dress in my converted size feel loose through the waist?
French and Italian pattern blocks in particular taper the waist in more sharply than a typical American block does, so a EU-to-US conversion that nails the bust and hip can still leave visible slack at the waist on the US-cut equivalent.
Is there one single US size that a given EU size always converts to?
No — vanity-sizing drift has moved at different rates across individual US brands, so the same EU size can land on a different US number depending on how aggressively that specific brand has sized down over time.
Does a fitted EU dress convert as reliably as a loose one?
Not as reliably — a close-fitting sheath or wrap dress shows off that waist-taper mismatch directly, while a shift or A-line has enough built-in ease that the underlying pattern-block difference barely registers.
Should I convert a European wedding or occasion dress size the same way as everyday clothing?
No — formal and bridal collections typically run smaller and tighter than everyday ready-to-wear from the same house, with their own separate chart, since these garments are traditionally tailored afterward.
Does this conversion tell me if I need the US brand's petite or tall line?
No — the size-number conversion covers girth only; petite and tall sizing addresses vertical proportions separately, so check the specific US brand's own petite/tall chart if that matters to you.