The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Samyang 16mm f2.0 and the Sony 16mm F2.8 Fisheye 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. Samyang 16mm f2.0 is the longer of the two lenses at 89mm. The Sony 16mm F2.8 Fisheye with a length of 67mm, is 22mm shorter. Besides being longer, the Samyang 16mm f2.0 also has a larger diameter of 83mm compared to the Sony 16mm F2.8 Fisheye's 75mm 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. Sony 16mm F2.8 Fisheye weighs 400g, 31% (183g) lighter than the Samyang 16mm f2.0's weight of 583g.
Lens Mounts
Both the Samyang 16mm f2.0 and the Sony 16mm F2.8 Fisheye has the same Sony Alpha lens mount. Some of the latest released cameras that are compatible with the Sony Alpha lenses are Sony A68, Sony A77 II and Sony A58.
Samyang 16mm f2.0 is also available in Canon EF , Canon EF-M, Fujifilm X, Nikon F (DX), Four Thirds, Micro Four Thirds, Pentax KAF, Sony E and Samsung NX mounts.
Focal Range
Both lenses have the same focal range of
16mm but while Samyang 16mm f2.0 has the fastest aperture of
F2.0, the Sony 16mm F2.8 Fisheye's widest aperture value is
F2.8.