| Solar Cells | Potential | Achieved | Reach |
| Mono crystalline Si | 28.8% | 26.7% | 92.7% |
| Gallium arsenide | 30.0% | 29.1% | 97.0% |
| III-V based triple-junction | 42.0% | 27.9% | 90.2% |
| III-V based penta-junction | 45.5% | 38.8% | 85.3% |
| III-V/Si | 42.0% | 35.9% | 85.5% |
| SLCPV (2-4 suns III-V/Si etc.) | 40.0% | 27.6% | 69.0% |
| CIGS | 27.7% | 23.4% | 84.5% |
| CdTe | 27.7% | 22.1% | 79.8% |
| Perovskite | 27.7% | 24.2% | 87.4% |
| Organic | 20.2% | 16.4% | 81.2% |