Highlighted rows differ between the two models.
| Specification | Sigma 10-20mm f/4-5.6 EX DC HSM - Monture Nikon | Sigma 15-30mm f/3.5-4.5 EX DG - Monture Nikon |
|---|---|---|
| Mount | ||
| Mount | nikon-f | nikon-f |
| Optics | ||
| Focal (difference) | 10-20 mm | 15-30 mm |
| Aperture (difference) | f/4.0-5.6 | f/3.5-4.5 |
| Prime | No | No |
| Stabilization | No | No |
Pick Model A if you need the wider 10mm start and can accept the slightly dimmer f/4 maximum aperture at the wide end. Model B stays the better choice if you prefer a brighter f/3.5 aperture at 15mm and a longer 30mm reach, all at a lower price.