WellByNumbers.

Cottage cheese (low-fat) vs Greek yogurt (nonfat)

Cottage cheese (low-fat)Greek yogurt (nonfat)
Protein · per 100 g12.4 g10.3 g
Carbs · per 100 g2.7 g3.6 g
Fat · per 100 g1.0 g0.4 g
Fiber · per 100 g0.0 g0.0 g
Energy · per 100 g72.0 kcal61.0 kcal
Protein · per 100 kcal17.2 g16.9 g
To hit 30 g protein242 g · 174 kcal291 g · 178 kcal

The same three numbers, drawn

Protein / 100 g12.410.3Fiber / 100 g0.00.0Protein / 100 kcal17.216.9Cottage cheeseGreek yogurt

What 30 g of protein looks like on a plate

242 gCottage cheese174 kcal rides along291 gGreek yogurt178 kcal rides alongsquare area drawn to scale · grams needed for 30 g protein

Where the calories come from

protein 71%carbs 16%fat 13%
protein 70%carbs 25%6%

The one-line verdict: Cottage cheese (low-fat) delivers 1.0× the protein per calorie of Greek yogurt (nonfat) (17.2 g vs 16.9 g per 100 kcal).

More protein / 100 g: Cottage cheeseLighter per 100 g: Greek yogurtSmaller 30 g portion: Cottage cheese

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.