WellByNumbers.

Egg (hard-boiled) vs Egg white

Egg (hard-boiled)Egg white
Protein · per 100 g12.6 g10.9 g
Carbs · per 100 g1.1 g0.7 g
Fat · per 100 g10.6 g0.2 g
Fiber · per 100 g0.0 g0.0 g
Energy · per 100 g155.0 kcal52.0 kcal
Protein · per 100 kcal8.1 g21.0 g
To hit 30 g protein238 g · 370 kcal275 g · 143 kcal

The same three numbers, drawn

Protein / 100 g12.610.9Fiber / 100 g0.00.0Protein / 100 kcal8.121.0EggEgg white

What 30 g of protein looks like on a plate

238 gEgg370 kcal rides along275 gEgg white143 kcal rides alongsquare area drawn to scale · grams needed for 30 g protein

Where the calories come from

protein 33%3%fat 64%
protein 91%6%3%

The one-line verdict: Egg white delivers 2.6× the protein per calorie of Egg (hard-boiled) (21.0 g vs 8.1 g per 100 kcal).

More protein / 100 g: EggLighter per 100 g: Egg whiteSmaller 30 g portion: Egg

Swap in your own pair

Bold marks the better side of each row. "Per 100 kcal" answers the density question — which food delivers more protein for the energy it costs. Portion row is computed live from the same USDA base values shown on each food page.