Comparison: Zeiss Ultra Prime 40mm T1.9 vs Sony FE 600 mm f4 GM OSS
| Zeiss Ultra Prime 40mm T1.9 | Sony FE 600 mm f4 GM OSS | |
 |  | |
| Brand | Zeiss | Sony |
| See Lowest Price | See Lowest Price | |
| Vikt | - | 3040 |
| Zeiss Ultra Prime 40mm T1.9 | Sony FE 600 mm f4 GM OSS | |
| | |
| Brand | Zeiss | Sony |
| See Lowest Price | See Lowest Price | |
| Vikt | - | 3040 |