US
4
=
Italy
40
Also: UK 8EU 34INT SFR 36DE 32JP 7AU 8KR 66CN 165/84ABR 38
Nearby Sizes
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Full Size Chart
| US | UK | EU | INT | IT | FR | DE | JP | AU | KR | CN | BR |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 4 | 30 | XXS | 36 | 32 | 28 | 3 | 4 | 44 | 155/76A | 34 |
| 2 | 6 | 32 | XS | 38 | 34 | 30 | 5 | 6 | 55 | 160/80A | 36 |
| 4 | 8 | 34 | S | 40 | 36 | 32 | 7 | 8 | 66 | 165/84A | 38 |
| 6 | 10 | 36 | M | 42 | 38 | 34 | 9 | 10 | 77 | 170/88A | 40 |
| 8 | 12 | 38 | M | 44 | 40 | 36 | 11 | 12 | 88 | 175/92A | 42 |
| 10 | 14 | 40 | L | 46 | 42 | 38 | 13 | 14 | 99 | 175/96A | 44 |
| 12 | 16 | 42 | L | 48 | 44 | 40 | 15 | 16 | 100 | 180/100A | 46 |
| 14 | 18 | 44 | XL | 50 | 46 | 42 | 17 | 18 | 105 | 180/104B | 48 |
| 16 | 20 | 46 | XXL | 52 | 48 | 44 | 19 | 20 | 110 | 185/108B | 50 |
| 18 | 22 | 48 | 3XL | 54 | 50 | 46 | 21 | 22 | 115 | 185/112B | 52 |
Convert US 4 to Other Systems
Looking for the IT equivalent of US 4? In standard women's dress sizing, it converts to IT 40. These conversions are based on industry-standard measurements. Individual brands may have minor sizing differences, so checking the brand's own sizing guide alongside this conversion can help ensure a perfect fit.
Frequently Asked Questions
What is US 4 in IT women's dress?
US size 4 in women's dress is equivalent to IT size 40. This conversion is based on standard international sizing charts and is widely accepted across brands and retailers.
What is US 4 in other sizing systems?
US size 4 in women's dress converts to: UK 8, EU 34, INT S. Use our converter above to see all available systems.
Is US 4 the same as IT 40?
Yes, US 4 is equivalent to IT 40 in standard women's dress sizing. However, fit can vary between brands, so trying on items or checking brand-specific size charts is always recommended.
How accurate are dress size conversions?
Our size conversions are based on international standards and verified against multiple authoritative sources. They represent the most widely accepted equivalents. However, individual brands may size slightly differently, so we recommend trying items on when possible or checking the brand's own size guide.