Highlighted rows differ between the two models.
| Specification | Canon EF-S 55-250mm f/4-5.6 IS | Tamron 18-200mm f/3.5-6.3 Di II VC - Monture Canon EF-S |
|---|---|---|
| Mount | ||
| Mount | canon-ef-s | canon-ef-s |
| Optics | ||
| Focal (difference) | 55-250 mm | 18-200 mm |
| Aperture (difference) | f/4.0-5.6 | f/3.5-6.3 |
| Prime | No | No |
| Stabilization | Yes | Yes |
| Build | ||
| Weight (g) (difference) | 375,000 g | 400,000 g |
Pick Model A if you need the extra 50 mm reach and lighter weight for telephoto shots, or if consistent aperture performance matters more to you. Model B stays the better choice if you prioritize a wider starting focal length for versatility and budget, accepting the smaller maximum aperture and heavier build.