Comparison: Zeiss Ultra Prime 20mm T1.9 vs Sigma 500mm f/5,6 DG DN OS Sports - Sony E
| Zeiss Ultra Prime 20mm T1.9 | Sigma 500mm f/5,6 DG DN OS Sports - Sony E | |
 |  | |
| Brand | Zeiss | Sigma |
| See Lowest Price | See Lowest Price | |
| Vikt | - | 1365 |
| Zeiss Ultra Prime 20mm T1.9 | Sigma 500mm f/5,6 DG DN OS Sports - Sony E | |
| | |
| Brand | Zeiss | Sigma |
| See Lowest Price | See Lowest Price | |
| Vikt | - | 1365 |