A typical serving of lean ground beef (3 oz, 85 g) has about 155 calories. Per 100 g: 182 kcal, 25.6 g protein, 0.1 g carbs, 8 g fat. That serving also brings 21.8 g of protein. Protein supplies most of that energy.
| Serving | Weight | Calories |
|---|---|---|
| 3 oz | 85 g | 155 kcal |
| 100 g | 100 g | 182 kcal |
Going from 85% to 93% lean saves about 50 calories per 100 g of cooked beef. On the energy-density scale, 182 kcal per 100 g puts lean ground beef at the moderate end. Protein density is strong: about 14.1 g of protein per 100 calories.

A typical serving (3 oz, 85 g) has about 155 calories, and 100 g has 182 kcal. Calories scale with weight, so double the portion means double the number.
There are 25.6 g of protein in 100 g of lean ground beef, which works out to about 21.8 g per serving (3 oz). That is a genuinely high protein share for the calories.
Yes. Carbohydrate is 0.1 g per 100 g, effectively nothing, so almost all the calories come from protein and fat.
Every value on this page comes from USDA FoodData Central, entry 174753 (SR Legacy). Serving figures are converted from the per-100-g data, so rounding can shift a total by a calorie or two.
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Nutrition data: USDA FoodData Central, FDC ID 174753 (SR Legacy). Serving calories are computed from the per-100-g values.