ASOS DesignvsExpress, Size Comparison
Express tends to run smaller than ASOS Design. If you wear a Medium at ASOS Design, you may need a Large at Express. For a measurement-based recommendation, use the fit checker.
ASOS Design vs Express sizing, quick answer
Express runs about one size smaller than ASOS Design. If you wear a Medium at ASOS Design, you'll likely need a Large at Express. For an exact recommendation, build a free fit profile.
- ASOS Design: fits true to size
- Express: runs small
- If between sizes: size up at the brand that runs smaller, or use the fit checker below for a personalised recommendation.
Brand guide
Compare how ASOS Design and Express usually fit, where cuts feel slimmer or roomier, and which categories are most predictable.
GENERAL BRAND GUIDANCE
This is a general brand-level sizing summary, not an exact product recommendation. For your specific size, paste a product link into the fit checker.
The Verdict
ASOS Design sizing compared to Express: ASOS Design fits true to size while Express runs small. Here is how the sizes translate.
Express tends to run smaller than ASOS Design. If you wear a Medium at ASOS Design, you may need a Large at Express. For a measurement-based recommendation, use the fit checker.
Category Match-up
Size Conversion Table
* Indicative only. For your personalised size at both brands,
Common Questions
Does ASOS Design run smaller than Express?
Express runs about one size smaller than ASOS Design. If you wear a Medium at ASOS Design, you'll likely need a Large at Express. For an exact recommendation, build a free fit profile.
Should I size up or down at ASOS Design vs Express?
Size up one at Express compared to ASOS Design. Express runs smaller, so if you wear a Medium at ASOS Design, try a Large at Express, especially for fitted tops and tailored bottoms.
If I'm a Medium at ASOS Design, what size am I at Express?
Since Express runs smaller than ASOS Design, a Medium at ASOS Design is roughly equivalent to a Large at Express. Use the ThisFits fit checker for a recommendation based on your measurements.
Does ASOS Design or Express fit differently by category?
Yes, fit varies meaningfully by category. Tops, Dresses can each fit differently than the brand's overall tendency suggests. See the Category Match-up section below for per-category guidance.
Which brand is more accurate to its size chart, ASOS Design or Express?
ASOS Design and Express both publish official size charts, but real-world fit varies by fabric, cut and category. The ThisFits engine cross-references published charts with shopper fit reports across 197+ brands to predict your size in each.
What if I'm between sizes at ASOS Design and Express?
If you're between sizes, Express tends to fit closer to the body, so trying the larger size first usually means fewer returns. Always confirm each retailer's return policy before ordering.