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 Fujifilm 14mm F2.8 R for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is an important deciding factor when comparing two lenses. Samyang 16mm f2.0 is the longer of the two lenses at 89mm. The Fujifilm 14mm F2.8 R with a length of 58mm, is 31mm shorter. Besides being longer, the Samyang 16mm f2.0 also has a larger diameter of 83mm compared to the Fujifilm 14mm F2.8 R's 65mm diameter.
The weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Fujifilm 14mm F2.8 R weighs 235g, 59% (348g) lighter than the Samyang 16mm f2.0's weight of 583g.
Below you can find the dimension and weight table of the Wideangle Prime Lenses in Fujifilm X Mount for size comparison purposes.
Wideangle Prime Lenses in Fujifilm X Mount for Size Comparison
Both the Samyang 16mm f2.0 and the Fujifilm 14mm F2.8 R has the same Fujifilm X lens mount. Some of the latest released cameras that are compatible with the Fujifilm X lenses are Fujifilm X-T5, Fujifilm X-H2 and Fujifilm X-H2S.
Samyang 16mm f2.0 is also available in Canon EF , Canon EF-M, Nikon F (DX), Four Thirds, Micro Four Thirds, Pentax KAF, Sony Alpha, Sony E and Samsung NX mounts.
Samyang 16mm f2.0 is a prime lens with fixed focal lenght of 16mm which has an effective (full-frame 35mm equivalent) focal range of 24mm when used on a APS-C / DX format camera. Fujifilm 14mm F2.8 R is a prime lens with fixed focal lenght of 14mm which has an effective (full-frame 35mm equivalent) focal range of 21mm when used on a APS-C / DX format camera.