The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tokina atx-i Pro 11-16mm F2.8 CF and the Canon 10-22mm f3.5-4.5 USM for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is a crucial factor to consider when comparing two lenses. Canon 10-22mm f3.5-4.5 USM is the longer of the two lenses at 90mm. The Tokina atx-i Pro 11-16mm F2.8 CF with a length of 89mm, is 1mm shorter. On the other hand, there is no difference between the max diameters of these lenses, both coming at 84mm.
The weight of a lens is equally significant as its external dimensions, particularly if you intend to handhold your camera and lens combination for extended periods. Canon 10-22mm f3.5-4.5 USM weighs 385g, 30% (170g) lighter than the Tokina atx-i Pro 11-16mm F2.8 CF's weight of 555g.
Below you can find the dimension and weight table of the Wideangle Zoom Lenses in Canon EF-S Mount for size comparison purposes.
Ultra-Wideangle Lenses in Canon EF-S Mount for Size Comparison
Filter Threads
Both the Tokina atx-i Pro 11-16mm F2.8 CF and the Canon 10-22mm f3.5-4.5 USM have the same Filter thread size of 77mm.
Below are links to the 77mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Tokina atx-i Pro 11-16mm F2.8 CF and the Canon 10-22mm f3.5-4.5 USM has the same Canon EF-S lens mount. Some of the latest released cameras that are compatible with the Canon EF-S lenses are Canon T8i, Canon 90D and Canon SL3.
Tokina atx-i Pro 11-16mm F2.8 CF is also available in Canon EF-S mount.
Focal Range
Tokina atx-i Pro 11-16mm F2.8 CF has a focal range of 11-16mm and
1.5X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of
17.6-25.6mm when used on a APS-C / DX format camera.
On the other hand, the Canon 10-22mm f3.5-4.5 USM has a focal range of 10-22mm and 2.2X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 16-35.2mm when used on a APS-C / DX format camera.