Pea Protein Isolate
80.0gprotein / 100g375 cal · 6.0g fat · $$ · Quality 0.82
Whey Protein Concentrate (WPC)
78.0gprotein / 100g390 cal · 6.0g fat · $ · Quality 1.0
Pea Protein Isolate carries 2.0g more protein per 100g than Whey Protein Concentrate (WPC) (80.0g vs 78.0g) — a real but modest edge.
Whey Protein Concentrate (WPC) pulls ahead on protein quality specifically (highest DIAAS of any common protein source), even in categories where Pea Protein Isolate wins on raw grams.
Whey Protein Concentrate (WPC) is the more budget-friendly pick ($ vs $$ for Pea Protein Isolate), worth weighing if cost matters more than the other differences here.
If you're eating plant-based, this comparison is moot — Pea Protein Isolate fits, Whey Protein Concentrate (WPC) doesn't.
Whey Protein Concentrate (WPC)'s typical serving also delivers more leucine (2500mg vs Pea Protein Isolate's 2100mg) — relevant if the goal is maximizing the muscle-protein-synthesis trigger per meal, not just total grams.
The real deciding factor is dietary fit, not macros: choose Pea Protein Isolate if you need it to be plant-based, choose Whey Protein Concentrate (WPC) otherwise — the protein numbers are close enough that diet compatibility should lead.
Full nutrition comparison
| Per 100g | Pea Protein Isolate | Whey Protein Concentrate (WPC) |
|---|---|---|
| Protein | 80.0g | 78.0g |
| Calories | 375 | 390 |
| Fat | 6.0g | 6.0g |
| Carbs | 5.0g | 8.0g |
| Fiber | 4.0g | 0.0g |
| Quality score | 0.82 | 1.0 |
| Relative cost | $$ | $ |
| Prep time | 1 min | 1 min |
Frequently asked
Which has more protein, pea protein isolate or whey protein concentrate (wpc)?
Pea Protein Isolate has 80.0g of protein per 100g compared to Whey Protein Concentrate (WPC)'s 78.0g.
Which is lower in calories?
Pea Protein Isolate is lower in calories per 100g, at 375 vs the other's 390.