Canon EF 11-24mm f/4L USM vs Tamron SP AF 17-50mm f/2.8 XR Di II LD Aspherical (IF)
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Verdict at a glance
- Canon EF 11-24mm f/4L USM is faster by 1.3 stops (f/11.0 vs f/17.0), letting in more light.
- Canon EF 11-24mm f/4L USM goes wider (11mm vs 17mm).
- Tamron SP AF 17-50mm f/2.8 XR Di II LD Aspherical (IF) reaches further (50mm vs 24mm).
| Spec | EF 11-24mm f/4L USM | SP AF 17-50mm f/2.8 XR Di II LD Aspherical (IF) |
|---|---|---|
| Brand | Canon | Tamron |
| Mount | Canon EF | Canon EF |
| Type | Wide Zoom | Zoom |
| Focal length | 11-24mm (wider) | 17-50mm |
| Max aperture | f/11.0 (faster) | f/17.0 |
| Released | 2015 | n/a |
| Blades | 9 | n/a |
| Format | full-frame | aps-c |
| Groups | 11 | n/a |
| Af motor | USM | n/a |
| Elements | 16 | n/a |
| Weight g | 1180.0 | n/a |
| Length mm | 132.0 | n/a |
| Diameter mm | 108.0 | n/a |
| Min focus m | 0.28 | 0.27 (closer focusing) |
| Max magnification | 0.16 | n/a |
| Filter mm | n/a | 67 |
Canon EF 11-24mm f/4L USM
A rectilinear ultra-wide zoom that goes wider than most full-frame lenses. It has a bulbous front element and no front filter thread.
Pros
- Extreme 11mm wide end
- Straight lines, not a fisheye
- Constant f/4
- Sharp for the range
Cons
- No front filter thread
- Heavy (about 1.2 kg)
- Bulbous front element is exposed
Tamron SP AF 17-50mm f/2.8 XR Di II LD Aspherical (IF)
The Tamron SP AF 17-50mm f/2.8 XR Di II LD Aspherical (IF) is an APS-C fast standard zoom lens covering 17-50mm at f/2.8 for Canon EF mount cameras, from the Tamron SP series with aspherical elements. A bright standard zoom for APS-C DSLRs with a constant f/2.8 aperture.