Champion vs Sport-Tek: which size fits the same?
In tees, a Champion L is closest to a Sport-Tek L (the same around).
Tees
Champion and Sport-Tek tees measure about the same at the same size (within ¾″ around). A Champion L is closest to a Sport-Tek L (the same around).
| Champion | Chest · length | Closest Sport-Tek | Chest · length | Sport-Tek is |
|---|---|---|---|---|
| Champion S | 38″ · 27″ | Sport-Tek XS | 37″ · 27″ | 1″ snugger |
| Champion M | 42″ · 28¾″ | Sport-Tek M | 43″ · 29″ | 1″ roomier |
| Champion L | 46″ · 30¼″ | Sport-Tek L | 46″ · 30″ | the same around |
| Champion XL | 50″ · 31¼″ | Sport-Tek XL | 49″ · 31″ | 1″ snugger |
| Champion XXL | 54″ · 32¾″ | Sport-Tek XXL | 52″ · 32″ | 2″ snugger |
| Champion 3XL | 58″ · 33¾″ | Sport-Tek 3XL | 56″ · 32½″ | 2″ snugger |
From Champion: Champion Classic T-Shirt (T425), Champion Heritage Jersey T-Shirt (T105). From Sport-Tek: Sport-Tek PosiCharge Competitor Tee (ST350). Relaxed and oversized cuts are left out.
More: Champion sizing · Sport-Tek sizing
Get your exact size in any of these
Add three shirts you own that fit well. FitCard compares their real measurements with every shirt here and tells you the one size to buy, and why, in terms of your own shirts. Free, no tape measure.
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.