Comparison: Sirui 50mm T2.9 1.6X Full Frame - (Sony E Mount) vs Tamron 70-180mm F2.8 Di III VXD
| Sirui 50mm T2.9 1.6X Full Frame - (Sony E Mount) | Tamron 70-180mm F2.8 Di III VXD | |
 |  | |
| Brand | Sirui | Tamron |
| See Lowest Price | See Lowest Price | |
| Vikt | - | 815 |
| Sirui 50mm T2.9 1.6X Full Frame - (Sony E Mount) | Tamron 70-180mm F2.8 Di III VXD | |
| | |
| Brand | Sirui | Tamron |
| See Lowest Price | See Lowest Price | |
| Vikt | - | 815 |