WellByNumbers.

Collard greens (cooked) vs Kale (raw)

Both count toward 30 plants a week.

Collard greens (cooked)Kale (raw)
Protein · per 100 g2.7 g2.9 g
Carbs · per 100 g5.7 g4.4 g
Fat · per 100 g0.7 g1.5 g
Fiber · per 100 g4.0 g4.1 g
Energy · per 100 g33.0 kcal35.0 kcal
Protein · per 100 kcal8.2 g8.3 g
To hit 30 g protein1107 g · 365 kcal1027 g · 360 kcal

The same three numbers, drawn

Protein / 100 g2.72.9Fiber / 100 g4.04.1Protein / 100 kcal8.28.3Collard greensKale

What 30 g of protein looks like on a plate

1107 gCollard greens365 kcal rides along1027 gKale360 kcal rides alongsquare area drawn to scale · grams needed for 30 g protein

Where the calories come from

protein 27%carbs 57%fat 16%
protein 27%carbs 41%fat 31%

The one-line verdict: Kale (raw) delivers 1.0× the protein per calorie of Collard greens (cooked) (8.3 g vs 8.2 g per 100 kcal).

More protein / 100 g: KaleMore fiber / 100 g: KaleLighter per 100 g: Collard greensSmaller 30 g portion: Kale

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.