The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tamron 17-35mm F2.8-4 Di OSD 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 Tamron 17-35mm F2.8-4 Di OSD with a length of 93mm, is 40mm shorter. Besides being longer, the Tokina 16-28mm f2.8 Pro FX also has a larger diameter of 90mm compared to the Tamron 17-35mm F2.8-4 Di OSD'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. Tamron 17-35mm F2.8-4 Di OSD weighs 460g, which means it is 490g (51%) lighter than the Tokina 16-28mm f2.8 Pro FX which has a weight of 950g.
Below you can find the dimension and weight table of the Wideangle Zoom Lenses in Nikon F (FX) Mount for size comparison purposes.
Ultra-Wideangle Lenses in Nikon F (FX) Mount for Size Comparison
Lens Mounts
Both the Tamron 17-35mm F2.8-4 Di OSD and the Tokina 16-28mm f2.8 Pro FX has the same Nikon F (FX) lens mount. Some of the latest released cameras that are compatible with the Nikon F (FX) lenses are Nikon D6, Nikon D780 and Nikon D3500.
Tamron 17-35mm F2.8-4 Di OSD is also available in Canon EF mount.
Tokina 16-28mm f2.8 Pro FX is also available in Canon EF mount.
Focal Range
Tamron 17-35mm F2.8-4 Di OSD 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 1.5x crop, it provides a 35mm (FF) equivalent of 24 - 42mm.