The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tokina 17-35mm f4 Pro FX and the Tokina 16-28mm f2.8 Pro FX 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 16-28mm f2.8 Pro FX is the longer of the two lenses at 133mm. The Tokina 17-35mm f4 Pro FX with a length of 94mm, is 39mm shorter. Besides being longer, the Tokina 16-28mm f2.8 Pro FX also has a larger diameter of 90mm compared to the Tokina 17-35mm f4 Pro FX's 89mm 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 17-35mm f4 Pro FX weighs 600g, which means it is 350g (36%) lighter than the Tokina 16-28mm f2.8 Pro FX which has a weight of 950g.
Lens Mounts
The Tokina 17-35mm f4 Pro FX has the Nikon F (FX) lens mount whereas the Tokina 16-28mm f2.8 Pro FX has the Canon EF lens mount. Some of the latest released cameras that are compatible with these mounts are Nikon D6, Nikon D780 and Nikon D3500 for the Nikon F (FX) Mount and Blackmagic URSA 12K LF, Z CAM E2-F6 II 6K and Z CAM E2-S6 II 6K for the Canon EF Mount.
Tokina 17-35mm f4 Pro FX is also available in the Canon EF mount.
Tokina 16-28mm f2.8 Pro FX is also available in Nikon F (FX) mount.
Focal Range
Tokina 17-35mm f4 Pro FX has a focal range of 17-35mm and
2.1X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
25.5 - 52.5mm.
On the other hand, the Tokina 16-28mm f2.8 Pro FX has a focal range of 16-28mm and 1.8X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 25.6 - 44.8mm.