Tallywell.

Orange vs Apple (with skin)

Both count toward 30 plants a week.

OrangeApple (with skin)
Protein · per 100 g0.9 g0.3 g
Fiber · per 100 g2.4 g2.4 g
Energy · per 100 g47 kcal52 kcal
Protein · per 100 kcal1.9 g0.6 g
To hit 30 g protein3333 g · 1567 kcal10000 g · 5200 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.