Highlighted rows differ between the two models.
| Specification | Canon EF-S 10-22mm f/3.5-4.5 USM | Canon EF-S 18-135mm f/3.5-5.6 IS |
|---|---|---|
| Mount | ||
| Mount | canon-ef-s | canon-ef-s |
| Optics | ||
| Focal (difference) | 10-22 mm | 18-135 mm |
| Aperture (difference) | f/3.5-4.5 | f/3.5-5.6 |
| Prime | No | No |
| Stabilization (difference) | No | Yes |
| Build | ||
| Weight (g) (difference) | 385,000 g | 455,000 g |
Pick Model A if you need the ultra-wide 10 mm field of view and can accept the limited 22 mm tele end. Model B stays the better choice if you prefer a single, versatile 18-135 mm range and lower cost, despite the slightly dimmer maximum aperture at the long end.