Tallywell.

Couscous (cooked) vs Quinoa (cooked)

Both count toward 30 plants a week.

Couscous (cooked)Quinoa (cooked)
Protein · per 100 g3.8 g4.4 g
Fiber · per 100 g1.4 g2.8 g
Energy · per 100 g112 kcal120 kcal
Protein · per 100 kcal3.4 g3.7 g
To hit 30 g protein789 g · 884 kcal682 g · 818 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.