Comparison: Leica Apo-Summicron-M 90mm f/2 ASPH. vs Sigma 135mm F1.8 DG HSM - Sony
| Leica Apo-Summicron-M 90mm f/2 ASPH. | Sigma 135mm F1.8 DG HSM - Sony | |
 |  | |
| Brand | Leica | Sigma |
| See Lowest Price | See Lowest Price | |
| Vikt | - | 1130 |
| Leica Apo-Summicron-M 90mm f/2 ASPH. | Sigma 135mm F1.8 DG HSM - Sony | |
| | |
| Brand | Leica | Sigma |
| See Lowest Price | See Lowest Price | |
| Vikt | - | 1130 |