The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon 10-22mm f3.5-4.5 USM and the Tokina 12-24mm f4 DX for their suitability to various photography scenarios:
Size and Weight Comparison
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, which means it is 185g (32%) lighter than the Tokina 12-24mm f4 DX which has a weight of 570g.
Filter Threads
Both the Canon 10-22mm f3.5-4.5 USM and the Tokina 12-24mm f4 DX 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
The Canon 10-22mm f3.5-4.5 USM has the Canon EF-S lens mount whereas the Tokina 12-24mm f4 DX has the Canon EF lens mount. Some of the latest released cameras that are compatible with these mounts are Canon T8i, Canon 90D and Canon SL3 for the Canon EF-S Mount and Canon T8i, Canon 90D and Canon SL3 for the Canon EF Mount.
Tokina 12-24mm f4 DX is also available in Nikon F (DX) mount.
Focal Range
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.
On the other hand, the Tokina 12-24mm f4 DX has a focal range of 12-24mm and 2.0X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 19.2-38.4mm when used on a APS-C / DX format camera.