Gildan vs Next Level: which size fits the same?

In tees, a Gildan L is closest to a Next Level L (the same around). In long sleeves, a Gildan L is closest to a Next Level XL (1″ roomier).

Tees

Next Level tees measure about ¾″ more around than Gildan at the same size. A Gildan L is closest to a Next Level L (the same around).

GildanChest · lengthClosest Next LevelChest · lengthNext Level is
Gildan XS31¼″ · 26″none close
Gildan S35¼″ · 27″Next Level XS34¼″ · 26″1″ snugger
Gildan M39¼″ · 27¾″Next Level M40¼″ · 27¾″1″ roomier
Gildan L43″ · 28¾″Next Level L43″ · 28¾″the same around
Gildan XL47″ · 29¾″Next Level XL47″ · 29¾″the same around
Gildan XXL51″ · 30¾″Next Level XXL51″ · 30¾″the same around
Gildan 3XL55″ · 31¾″Next Level 3XL55″ · 31¾″the same around

From Gildan: Gildan Heavy Cotton T-Shirt (5000), Gildan Ultra Cotton T-Shirt (2000), Gildan Softstyle T-Shirt (64000), Gildan DryBlend T-Shirt (8000). From Next Level: Next Level Cotton Tee (3600), Next Level CVC Tee (6210). Relaxed and oversized cuts are left out.

Long sleeves and layers

Gildan long sleeves measure about 2½″ more around than Next Level at the same size. A Gildan L is closest to a Next Level XL (1″ roomier).

GildanChest · lengthClosest Next LevelChest · lengthNext Level is
Gildan XS35¼″ · 25″Next Level S36¼″ · 27″1″ roomier
Gildan S37¼″ · 26½″Next Level S36¼″ · 27″1″ snugger
Gildan M41¼″ · 27¼″Next Level L42¼″ · 28¾″1″ roomier
Gildan L45″ · 28¼″Next Level XL46″ · 29¾″1″ roomier
Gildan XL49″ · 29¼″Next Level XXL50″ · 30¾″1″ roomier
Gildan XXL53″ · 30¼″Next Level 3XL54″ · 31¾″1″ roomier
Gildan 3XL56¾″ · 31¼″none close

From Gildan: Gildan Heavy Cotton Long Sleeve T-Shirt (5400), Gildan Ultra Cotton Long Sleeve T-Shirt (2400), Gildan Heavy Blend Hooded Sweatshirt (18500), Gildan Heavy Blend Crewneck Sweatshirt (18000). From Next Level: Next Level Cotton Long Sleeve Tee (3601). Relaxed and oversized cuts are left out.

More: Gildan sizing · Next Level sizing

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Garment measurements: the shirt itself, chest all the way around and length from shoulder to hem, from each brand's own chart or wholesale spec sheet, checked November 2026. Shirts with half or more cotton are shown as they come out of a dryer (about 2% less around and 4% shorter). Brands change their cuts, so check the shop's chart before you buy.