WellByNumbers.

Tempeh vs Chicken breast (roasted)

Tempeh counts toward 30 plants a week; Chicken breast (roasted) doesn't.

TempehChicken breast (roasted)
Protein · per 100 g19.9 g31.0 g
Carbs · per 100 g7.6 g0.0 g
Fat · per 100 g11.4 g3.6 g
Fiber · per 100 g1.8 g0.0 g
Energy · per 100 g195.0 kcal165.0 kcal
Protein · per 100 kcal10.2 g18.8 g
To hit 30 g protein151 g · 294 kcal97 g · 160 kcal

The same three numbers, drawn

Protein / 100 g19.931.0Fiber / 100 g1.80.0Protein / 100 kcal10.218.8TempehChicken breast

What 30 g of protein looks like on a plate

151 gTempeh294 kcal rides along97 gChicken breast160 kcal rides alongsquare area drawn to scale · grams needed for 30 g protein

Where the calories come from

protein 37%carbs 14%fat 48%
protein 79%fat 21%

The one-line verdict: Chicken breast (roasted) delivers 1.8× the protein per calorie of Tempeh (18.8 g vs 10.2 g per 100 kcal).

More protein / 100 g: Chicken breastMore fiber / 100 g: TempehLighter per 100 g: Chicken breastSmaller 30 g portion: Chicken breast

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.