| Measure | Lupini beans | Soybeans (mature) |
|---|---|---|
| Typical serving | 1 cup cooked (166 g) | 1 cup cooked (172 g) |
| Protein per serving | 25.9 g | 31.3 g |
| Protein per 100 g | 15.6 g | 18.2 g |
| Calories per serving | 198 kcal | 296 kcal |
| Protein density | 52% of calories | 42% of calories |
| Share of 50 g Daily Value | 52% | 63% |
| Protein quality | Incomplete | Complete |
| Category | Legumes & beans | Soy foods |
Compare foods · Lupini beans · Soybeans (mature)
Protein comparison
Lupini beans vs Soybeans (mature): which has more protein?
Lupini beans gives you 25.9 g of protein per 1 cup cooked; soybeans (mature) gives you 31.3 g per 1 cup cooked. On equal weight it is 15.6 g against 18.2 g per 100 g. The full side-by-side, from the same USDA-sourced records as the rest of the site:
The verdict
Soybeans (mature) has more protein on equal weight: 18.2 g per 100 g against lupini beans's 15.6 g, a lead of 2.6 g. Per typical serving, soybeans (mature) delivers 31.3 g (1 cup cooked) to lupini beans's 25.9 g (1 cup cooked), a difference of 5.4 g.
For the full breakdown of each food, see the protein in lupini beans and protein in soybeans (mature) pages, each with its USDA FoodData Central record id.
Quick answers
Lupini beans vs Soybeans (mature) FAQ
Which has more protein, lupini beans or soybeans (mature)?
Soybeans (mature) has more protein per 100 g: 18.2 g against 15.6 g. Per typical serving, lupini beans provides 25.9 g (1 cup cooked) and soybeans (mature) provides 31.3 g (1 cup cooked).
Is lupini beans or soybeans (mature) more protein-dense?
Lupini beans is the more protein-dense of the two: about 52% of its calories come from protein, against 42% for soybeans (mature).
Are lupini beans and soybeans (mature) complete proteins?
Only soybeans (mature) is a complete protein with all nine essential amino acids in adequate amounts. Lupini beans is incomplete on its own and pairs best with other protein sources across the day.
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