Butter vs Olive oil

Key metrics compared

Butter is the leaner choice at 717 kcal per 100 g, while Butter delivers more protein per calorie (0.1 vs 0 g per 100 kcal). Butter also carries more absolute protein per 100 g.

Green marks the more favourable value — higher for protein and fiber, lower for calories. Calories-from-protein uses Atwater factors.

Questions

Which has more protein, butter or olive oil?

Butter has more protein — 0.9 g vs 0 g per 100 g.

Which has fewer calories?

Butter has fewer calories — 717 vs 884 per 100 g.

Which is more protein-dense?

Butter provides more protein per calorie — 0.1 g vs 0 g per 100 kcal — which matters most when calories are limited.

What's the main difference between butter and olive oil?

Per 100 g, butter has 717 calories and 0.9 g protein, while olive oil has 884 calories and 0 g protein. See the full table above for fat, carbs, fiber, and minerals.

Full nutrition

References & methodology

• Data source: U.S. Department of Agriculture, FoodData Central — Butter (FDC 173410) and Olive oil (FDC 167737) (public domain).
• Basis: all figures per 100 g; calorie split uses Atwater factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat).
• Last reviewed: June 2026. Values are typical figures and vary with variety and preparation.

Keep exploring

Compare more than two foods at once, see which foods top each nutrient, or sort the full table yourself.