COSvsClub Monaco, Size Comparison
Club Monaco tends to run smaller than COS. If you wear a Medium at COS, you may need a Large at Club Monaco. For a measurement-based recommendation, use the fit checker.
COS vs Club Monaco sizing, quick answer
Club Monaco runs about one size smaller than COS. If you wear a Medium at COS, you'll likely need a Large at Club Monaco. For an exact recommendation, build a free fit profile.
- COS: runs large
- Club Monaco: 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 COS and Club Monaco 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
COS sizing compared to Club Monaco: COS runs large while Club Monaco runs small. Here is how the sizes translate.
Club Monaco tends to run smaller than COS. If you wear a Medium at COS, you may need a Large at Club Monaco. 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 COS run smaller than Club Monaco?
Club Monaco runs about one size smaller than COS. If you wear a Medium at COS, you'll likely need a Large at Club Monaco. For an exact recommendation, build a free fit profile.
Should I size up or down at COS vs Club Monaco?
Size up one at Club Monaco compared to COS. Club Monaco runs smaller, so if you wear a Medium at COS, try a Large at Club Monaco, especially for fitted tops and tailored bottoms.
If I'm a Medium at COS, what size am I at Club Monaco?
Since Club Monaco runs smaller than COS, a Medium at COS is roughly equivalent to a Large at Club Monaco. Use the ThisFits fit checker for a recommendation based on your measurements.
Does COS or Club Monaco fit differently by category?
Yes, fit varies meaningfully by category. Tops, Bottoms, 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, COS or Club Monaco?
COS and Club Monaco 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 COS and Club Monaco?
If you're between sizes, Club Monaco 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.