Sigma EX 105/2.8 DG OS HSM Macro (Sony) vs Tamron 70-180mm F2.8 Di III VXD
Sigma EX 105/2.8 DG OS HSM Macro (Sony) vs Tamron 70-180mm F2.8 Di III VXD
When comparing Tamron 70-180mm F2.8 Di III VXD and Sigma EX 105/2.8 DG OS HSM Macro (Sony), which one is better?
1. Lens Mount Comparison
These two lenses use the same lens mount, the Sony E. This means that both lenses are compatible with cameras that use this mount.
Winner: Tied
Regarding lens mount: Popular lens mounts are Canon RF and EF, Micro Four Thirds and Nikon Z. Different lens mounts lets you connect different lenses to camera bodies, but some might not be compatible. This can be helped by using an adapter, like a Canon EF to RF adapter.
2. Largest Aperture Comparison
Both lenses share the same aperture of 2.8 — this means that you may buy both Sigma EX 105/2.8 DG OS HSM Macro - (Sony) and Tamron 70-180mm F2.8 Di III VXD in this regard; they''re the same.
Winner: Tied
Regarding largest aperture: A lower aperture number means that the widest aperture on the lens is larger. This means that more light will hit the sensor and also that the depth of field will be shallower, better separating your subject from the background.
Specifications
Full specifications table of Sigma EX 105/2.8 DG OS HSM Macro (Sony) and Tamron 70-180mm F2.8 Di III VXD:
| Sigma EX 105/2.8 DG OS HSM Macro - (Sony) | Tamron 70-180mm F2.8 Di III VXD | |
 |  | |
| Brand | Sigma | Tamron |
| Weight | Missing | 815 g |
| Lens Mount | Sony E | Sony E |
| Focal Length | 105 mm | 70 - 180 mm |
| Largest Aperture | 2.8 | 2.8 |
| Anamorphic | Missing | No |
| Minimum Focus Distance | Missing | 85 cm |
| Type | Missing | Zoom |
| Filter Thread Diameter | Missing | 67 |
| Image Stabilization | Missing | No |
| Autofocus | Missing | Evet |
| Macro | Missing | No |
| Weather Seal | Missing | Yes |
| Full Frame Coverage | Missing | Yes |
| Lens Hood Included | Missing | Yes |