1 steak (227 g / 8 oz) has about 660 calories.
That heavy marbling melts invisibly into the meat, so a ribeye packs far more fat calories than a same-size lean cut people mentally compare it to.
| Calories | 660 kcal |
| Protein | 55 g |
| Carbs | 0 g |
| Fat | 48 g |
About 34% of the calories come from protein, 0% from carbs and 66% from fat. That works out to about 291 calories per 100 g.
Based on the Atwater factors: 4 calories per gram of protein and carbohydrate, and 9 calories per gram of fat.
| Portion | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| 1 steak (227 g / 8 oz) | 660 kcal | 55 g | 0 g | 48 g |
| 100 g | 291 kcal | 24.2 g | 0 g | 21.1 g |
| 200 g | 581 kcal | 48.5 g | 0 g | 42.3 g |
| Half serving | 330 kcal | 27.5 g | 0 g | 24 g |
Values are estimates for a typical serving and vary by preparation. Not medical or dietary advice.
Measure it from a photo — get CalDesk AI