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 Samyang 10mm f2.8 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. Tokina atx-i Pro 11-16mm F2.8 CF is the longer of the two lenses at 89mm. The Samyang 10mm f2.8 with a length of 77mm, is 12mm shorter. On the other hand, the Samyang 10mm f2.8 has a larger diameter of 86mm compared to the Tokina atx-i Pro 11-16mm F2.8 CF's 84mm diameter.
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. Tokina atx-i Pro 11-16mm F2.8 CF weighs 555g, which means it is 25g (4%) lighter than the Samyang 10mm f2.8 which has a weight of 580g.
Lens Mounts
The Tokina atx-i Pro 11-16mm F2.8 CF has the Canon EF-S lens mount whereas the Samyang 10mm f2.8 has the Nikon F (DX) 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 Nikon D3500, Nikon D7500 and Nikon D5600 for the Nikon F (DX) Mount.
Tokina atx-i Pro 11-16mm F2.8 CF is also available in Canon EF-S mount.
Samyang 10mm f2.8 is also available in Canon EF , Canon EF-M, Fujifilm X, Four Thirds and Micro Four Thirds mounts.
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 Samyang 10mm f2.8 is a prime lens with fixed focal lenght of 10mm which has an effective (full-frame 35mm equivalent) focal range of 15mm when used on a APS-C / DX format camera.