Comparison: Sirui 135mm T2.9 1.8x - (Sony E Mount) vs Samyang 135mm f/2 ED UMC - (Canon EF Mount)
| Sirui 135mm T2.9 1.8x - (Sony E Mount) | Samyang 135mm f/2 ED UMC - (Canon EF Mount) | |
 |  | |
| Brand | Sirui | Samyang |
| See Lowest Price | See Lowest Price |
| Sirui 135mm T2.9 1.8x - (Sony E Mount) | Samyang 135mm f/2 ED UMC - (Canon EF Mount) | |
| | |
| Brand | Sirui | Samyang |
| See Lowest Price | See Lowest Price |