The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon EF 11-24mm F4L USM and the Tokina 12-28mm f4 Pro DX for their suitability to various photography scenarios:
Size and Weight Comparison
Size of a lens is an important deciding factor when comparing two lenses.Canon EF 11-24mm F4L USM is the longer of the two lenses at 132mm. The Tokina 12-28mm f4 Pro DX with a length of 90mm is 42mm shorter. Besides being longer, the Canon EF 11-24mm F4L USM also has a larger diameter of 108mm compared to Tokina 12-28mm f4 Pro DX's 84mm diameter.
Weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Tokina 12-28mm f4 Pro DX weighs 530g, 54% (635g) lighter than the Canon EF 11-24mm F4L USM's weight of 1165g.
Below you can find the dimension and weight table of the 'Wideangle Zoom Lenses in Canon EF Mount for size comparison purposes.
Wideangle Zoom Lenses in Canon EF Mount for Size Comparison
Lens Mounts
Both Canon EF 11-24mm F4L USM and Tokina 12-28mm f4 Pro DX has the same Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Canon 1D X III, Canon 6D MII and Canon 5D MIV.
Tokina 12-28mm f4 Pro DX is also available in Nikon F (DX) mount.
Focal Range
Canon EF 11-24mm F4L USM has a focal range of 11-24mm and 2.2X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 17.6 - 38.4mm.
Tokina 12-28mm f4 Pro DX has a focal range of 12-28mm and 2.3X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 19.2-44.8mm when used on a APS-C / DX format camera.