US
18
=
Italy
54
Also: UK 22EU 48INT 3XLFR 50DE 46JP 21AU 22KR 115CN 185/112BBR 52
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 18 to Other Systems
A women's dress size 18 in US is equivalent to a IT size 54. This conversion follows internationally recognized sizing standards used across the industry. While most brands adhere closely to these standards, slight variations can occur, so we suggest confirming with the retailer's specific size chart before purchasing.
Frequently Asked Questions
What is US 18 in IT women's dress?
US size 18 in women's dress is equivalent to IT size 54. This conversion is based on standard international sizing charts and is widely accepted across brands and retailers.
What is US 18 in other sizing systems?
US size 18 in women's dress converts to: UK 22, EU 48, INT 3XL. Use our converter above to see all available systems.
Is US 18 the same as IT 54?
Yes, US 18 is equivalent to IT 54 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.