Highlighted rows differ between the two models.
| Specification | Canon EF-S 10-18mm f/4.5-5.6 IS STM | Sigma 18-250mm f/3.5-6.3 DC OS HSM - Monture Canon EF-S |
|---|---|---|
| Mount | ||
| Mount | canon-ef-s | canon-ef-s |
| Optics | ||
| Focal (difference) | 10-18 mm | 18-250 mm |
| Aperture (difference) | f/4.5-5.6 | f/3.5-6.3 |
| Prime | No | No |
| Stabilization | Yes | Yes |
Pick Model A if you need an ultra-wide perspective for landscapes or architecture and value a brighter aperture at the wide end. Model B stays the better choice if budget is tight and you prefer a single, versatile zoom that covers wide-angle to telephoto ranges.