Tallywell.

Tofu (firm) vs Chicken breast (roasted)

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

Tofu (firm)Chicken breast (roasted)
Protein · per 100 g15.8 g31.0 g
Fiber · per 100 g2.3 g0.0 g
Energy · per 100 g144 kcal165 kcal
Protein · per 100 kcal11.0 g18.8 g
To hit 30 g protein190 g · 273 kcal97 g · 160 kcal

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.