90% matchNike
Both Nike and Adidas are leading athletic brands, renowned for their athleisure styles and performance-driven designs.

Adidas is a publicly listed German sportswear group founded by Adi Dassler in Herzogenaurach in 1949 and still headquartered there. It sells performance footwear, apparel and accessories alongside a large lifestyle range built on the three-stripes mark, including Samba, Gazelle, Campus, Superstar and Stan Smith sneakers plus Ultraboost running shoes and football kits. Fashion output runs through Y-3 with Yohji Yamamoto, Adidas by Stella McCartney and Wales Bonner. Bjorn Gulden has led as CEO since January 2023, steering recovery after the Yeezy partnership ended; FY2025 revenue was about EUR 24.7 billion.
90% matchBoth Nike and Adidas are leading athletic brands, renowned for their athleisure styles and performance-driven designs.
89% matchGymshark aligns closely with Adidas in style, fit, and materials, with a similar focus on athleisure and performance fabrics.
86% matchOutdoor Voices matches Adidas in style, fit, and palette, with a commitment to sustainability adding to their shared use of technical materials.
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| Category | Runs | Shape | Length | Size advice | Confidence |
|---|---|---|---|---|---|
| Hoodies & sweatshirts | true to size | regular to boxy in Originals; trimmer in training fleece | regular, occasionally reported as slightly cropped in the body | Stick with your normal size, or go up one if you layer heavily or want a streetwear-length hoodie. | medium |
| Trousers & pants | true to size | regular waist with tapered leg on Tiro-style and slim track pants | often long — frequent hemming or cuffing mentioned | Order your usual waist size and check the inseam, since legs tend to run long. | medium |
| Jackets | slightly small | slim, close-cut track tops with narrow sleeves; outdoor and puffer styles fit closer to regular | short in the body on classic track jackets | Many size up one on Firebird/Beckenbauer-style track tops for a less shrink-wrapped fit. | medium |
| T-shirts & graphic tees | slightly small | athletic through chest and sleeve on performance tees; straighter and looser on Originals/trefoil tees | regular to slightly short in the body | Size up if you want a relaxed drape, especially in Aeroready/Climalite performance tees. | high |
Adidas fits true to size. Take your usual size in Originals, but consider sizing up in performance tees and slim track tops if you want any room. Most shoppers find adidas apparel broadly true to size, with performance-line tops running noticeably slimmer and shorter than the roomier, more relaxed Originals styles.
Most shoppers find adidas apparel broadly true to size, with performance-line tops running noticeably slimmer and shorter than the roomier, more relaxed Originals styles. Overall shape: varies by line — performance pieces sit athletic/slim, Originals sits looser and boxier.
Adidas hoodies & sweatshirts fits true to size. Stick with your normal size, or go up one if you layer heavily or want a streetwear-length hoodie. Shape: regular to boxy in Originals; trimmer in training fleece.
Adidas trousers & pants fits true to size. Order your usual waist size and check the inseam, since legs tend to run long. Shape: regular waist with tapered leg on Tiro-style and slim track pants.
Adidas jackets fits slightly small. Many size up one on Firebird/Beckenbauer-style track tops for a less shrink-wrapped fit. Shape: slim, close-cut track tops with narrow sleeves; outdoor and puffer styles fit closer to regular.
Directional fit consensus summarized from public sources with AI — a starting point, not a guarantee. Confirm with the product's own measurements before buying.
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