Comparison: Sigma 135mm F1.8 DG HSM Art - Canon vs NiSi 15mm F4 Asph
| Sigma 135mm F1.8 DG HSM Art - Canon | NiSi 15mm F4 Asph | |
 |  | |
| Brand | Sigma | NiSi Cinema |
| See Lowest Price | See Lowest Price | |
| Vikt | - | 470 |
| Sigma 135mm F1.8 DG HSM Art - Canon | NiSi 15mm F4 Asph | |
| | |
| Brand | Sigma | NiSi Cinema |
| See Lowest Price | See Lowest Price | |
| Vikt | - | 470 |