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 Rokinon 35mm f1.4 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. Rokinon 35mm f1.4 is the longer of the two lenses at 112mm. The Samyang 16mm f2.0 with a length of 89mm, is 23mm shorter. On the other hand, the Samyang 16mm f2.0 has a larger diameter of 83mm compared to the Rokinon 35mm f1.4's 63mm 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. Samyang 16mm f2.0 weighs 583g, which means it is 77g (11%) lighter than the Rokinon 35mm f1.4 which has a weight of 660g.
Below you can find the dimension and weight table of the Wideangle Prime Lenses in Four Thirds Mount for size comparison purposes.
Wideangle Prime Lenses in Four Thirds Mount for Size Comparison
Lens Mounts
Both the Samyang 16mm f2.0 and the Rokinon 35mm f1.4 has the same Four Thirds lens mount. Some of the latest released cameras that are compatible with the Four Thirds lenses are , and .
Samyang 16mm f2.0 is also available in Canon EF , Canon EF-M, Fujifilm X, Nikon F (DX), Micro Four Thirds, Pentax KAF, Sony Alpha, Sony E and Samsung NX mounts.
Rokinon 35mm f1.4 is also available in Canon EF , Nikon F (FX), Pentax KAF, Sony Alpha and Samsung NX mounts.
Focal Range
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. Rokinon 35mm f1.4 is a prime lens with fixed focal lenght of 35mm.