WellByNumbers.

Duck breast (roasted) vs Chicken thigh (roasted)

Duck breast (roasted)Chicken thigh (roasted)
Protein · per 100 g23.0 g24.8 g
Carbs · per 100 g0.0 g0.0 g
Fat · per 100 g11.0 g8.2 g
Fiber · per 100 g0.0 g0.0 g
Energy · per 100 g201 kcal179.0 kcal
Protein · per 100 kcal11.4 g13.8 g
To hit 30 g protein130 g · 262 kcal121 g · 217 kcal

The same three numbers, drawn

Protein / 100 g23.024.8Fiber / 100 g0.00.0Protein / 100 kcal11.413.8Duck breastChicken thigh

What 30 g of protein looks like on a plate

130 gDuck breast262 kcal rides along121 gChicken thigh217 kcal rides alongsquare area drawn to scale · grams needed for 30 g protein

Where the calories come from

protein 48%fat 52%
protein 57%fat 43%

The one-line verdict: Chicken thigh (roasted) delivers 1.2× the protein per calorie of Duck breast (roasted) (13.8 g vs 11.4 g per 100 kcal).

More protein / 100 g: Chicken thighLighter per 100 g: Chicken thighSmaller 30 g portion: Chicken thigh

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.