Comparison: Sigma 100-400/5-6,3 DG DN OS Contemporary - Sony E vs Atlas Orion 21mm T2 2x
| Sigma 100-400/5-6,3 DG DN OS Contemporary - Sony E | Atlas Orion 21mm T2 2x | |
 |  | |
| Brand | Sigma | Atlas Lens Co. |
| See Lowest Price | See Lowest Price | |
| Vikt | 1160 | - |
| Sigma 100-400/5-6,3 DG DN OS Contemporary - Sony E | Atlas Orion 21mm T2 2x | |
| | |
| Brand | Sigma | Atlas Lens Co. |
| See Lowest Price | See Lowest Price | |
| Vikt | 1160 | - |