The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Viltrox AF 16mm f1.8 Z and the Samyang MF 14mm F2.8 Z 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 MF 14mm F2.8 Z is the longer of the two lenses at 124mm. The Viltrox AF 16mm f1.8 Z with a length of 103mm, is 21mm shorter. Besides being longer, the Samyang MF 14mm F2.8 Z also has a larger diameter of 87mm compared to the Viltrox AF 16mm f1.8 Z's 85mm 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. Viltrox AF 16mm f1.8 Z weighs 565g, which means it is 245g (30%) lighter than the Samyang MF 14mm F2.8 Z which has a weight of 810g.
Below you can find the dimension and weight table of the Wideangle Prime Lenses in Nikon Z Mount for size comparison purposes.
Ultra-Wideangle Lenses in Nikon Z Mount for Size Comparison
Lens Mounts
Both the Viltrox AF 16mm f1.8 Z and the Samyang MF 14mm F2.8 Z has the same Nikon Z lens mount. Some of the latest released cameras that are compatible with the Nikon Z lenses are Nikon ZR, Nikon Z5 II and RED Komodo-X 6K Z.
Focal Range
Viltrox AF 16mm f1.8 Z is a prime lens with fixed focal lenght of 16mm.
On the other hand, the Samyang MF 14mm F2.8 Z is a prime lens with fixed focal lenght of 14mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 21mm.