Mayonnaise leads 4–3 · 7 categories decided · 3 ties
Mayonnaise: 100 g · Butter, whipped: 100 g.
The verdict
Mayonnaise comes out ahead, winning 4 of 7 nutrient match-ups.
Pick Mayonnaise for more protein, less saturated fat, less sodium and more iron.
Pick Butter, whipped for less sugar, more potassium and more calcium.
Evenly matched on fiber, magnesium and vitamin C.
Head-to-head
- Energy717 kcal731 kcal
- Proteinmore is betterWIN1.1 g0.49 g
- Carbohydrate2.7 g0 g
- Fibermore is better0 g0 g
- Total sugarsless is better0.48 g0.06 gWIN
- Total fat79.4 g78.3 g
- Saturated fatless is betterWIN8.6 g45.39 g
- Sodiumless is betterWIN568 mg583 mg
- Potassiummore is better34 mg41 mgWIN
- Calciummore is better18 mg23 mgWIN
- Ironmore is betterWIN0.5 mg0.05 mg
- Magnesiummore is better1 mg1 mg
- Vitamin Cmore is better0 mg0 mg
- Vitamin Dmore is better——
Winners are decided by deterministic per-metric rules on the stated basis; ties and missing data don’t score (missing ≠ zero). Educational information only — not medical advice.

