Highlighted rows differ between the two models.
| Specification | Sigma 150-500mm f/5-6.3 APO DG OS HSM - Monture Canon EF | Tamron SP 70-200mm f/2.8 Di VC USD - Monture Canon EF |
|---|---|---|
| Mount | ||
| Mount | canon-ef | canon-ef |
| Optics | ||
| Focal (difference) | 150-500 mm | 70-200 mm |
| Aperture (difference) | f/5.0-6.3 | f/2.8 |
| Prime | No | No |
| Stabilization | Yes | Yes |
| Build | ||
| Weight (g) (difference) | — | 1,500,000 g |
Pick Model A if you need extreme telephoto reach (150-500mm) and can accept a slower, variable aperture. Model B stays the better choice if you prioritize a fast, constant f/2.8 aperture, lighter weight, and a more versatile mid-telephoto range (70-200mm) at a lower price.