Black beans vs Lentils

Side-by-side nutrition breakdown per serving.

🏆
Lentils wins on protein density(7.8 vs 6.3)

Nutrition Comparison

Compared using standard USDA serving sizes. Protein Density Score normalizes per 100 calories for a fair efficiency comparison.

MetricBlack beansLentils🏆 Winner
Protein (per serving)15.2g17.9g🫘 Lentils
Calories (per serving)241230🫘 Lentils
Fiber (per serving)15.4g15.6g🫘 Lentils
Fat (per serving)0.7g0.8g🫘 Black beans
Protein Density Score?6.37.8🫘 Lentils
Serving Size1 cup cooked black beans (185 g)1 cup cooked lentils (198 g)
Calories for 30g Protein476385🫘 Lentils

How much for 30g protein?

🫘

Black beans

2 cups (365g)

= 30g protein (476 cal)

🫘

Lentils

1.7 cups (332g)

= 30g protein (385 cal)

Which Should You Choose?

🫘Choose Black beans if you want:

Latin & Tex-Mex Dishes

Black beans are traditional in burritos, tacos, and Cuban cuisine.

Holding Shape in Salads

Black beans hold their shape better for salads and grain bowls.

🫘Choose Lentils if you want:

Maximum Protein

Lentils have slightly more protein per cup (17.9g vs 15.2g).

Maximum Fiber

Lentils edge out black beans with more fiber per serving (15.6g vs 15g).

Quick Cooking

Lentils cook in 15-20 minutes with no soaking. Black beans need hours.

Frequently Asked Questions

Lentils provide slightly more protein per cup (17.9g vs 15.2g). Both are excellent plant protein sources.

Lentils generally cook in 20-30 minutes without soaking, while dry black beans can take 1-2 hours unless pre-soaked.

Yes, but expect differences in texture. Black beans hold their shape better. Lentils break down more easily in soups.

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