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Clothing and shoe size converter for AU, UK, US, CA and EU

Find your best clothing and shoe size match before you buy. SizeSwapper compares official brand size guides, AU, UK, US, CA and EU sizing, and your own measurements — the strongest fit guidance available, short of trying it on. Get a confidence rating and between-size advice, so you shop faster with less guesswork and fewer wrong-size returns.

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      Your closest match:

      This is the closest match based on available published measurements. Product-level fit may still vary.

      Zara vs ASOS sizing

      This comparison uses visible measurement rows to map published sizes from Zara to the closest ASOS size.

      Women tops

      Source sizeSource bust/chestSource waistSource hipClosest targetTarget bust/chestTarget waistTarget hip
      Zara XXS 80 58 86 ASOS 6 80.5 62.5 86
      Zara XS 82 62 90 ASOS 8 83 65 88.5
      Zara S 86 66 94 ASOS 10 88 70 93.5
      Zara M 90 70 98 ASOS 10 88 70 93.5
      Zara L 96 76 104 ASOS 14 98 80 103.5
      Zara XL 102 82 110 ASOS 16 103 85 108.5
      Zara XXL 108 88 116 ASOS 18 110.5 92.5 116

      Women dresses

      Source sizeSource bust/chestSource waistSource hipClosest targetTarget bust/chestTarget waistTarget hip
      Zara XXS 80 58 86 ASOS 6 80.5 62.5 86
      Zara XS 82 62 90 ASOS 8 83 65 88.5
      Zara S 86 66 94 ASOS 10 88 70 93.5
      Zara M 90 70 98 ASOS 10 88 70 93.5
      Zara L 96 76 104 ASOS 14 98 80 103.5
      Zara XL 102 82 110 ASOS 16 103 85 108.5
      Zara XXL 108 88 116 ASOS 18 110.5 92.5 116
      Fit notes: Runs small True to size True to size but scaled short True to size but scaled long

      Sources: Zara and ASOS official size guides. Last checked: 2026-06-20.