The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Samyang MF 85mm F1.4 Mk2 and the Sigma 85mm F1.4 EX DG HSM 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. Sigma 85mm F1.4 EX DG HSM is the longer of the two lenses at 88mm. The Samyang MF 85mm F1.4 Mk2 with a length of 75mm, is 13mm shorter. Besides being longer, the Sigma 85mm F1.4 EX DG HSM also has a larger diameter of 86mm compared to the Samyang MF 85mm F1.4 Mk2's 78mm 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 MF 85mm F1.4 Mk2 weighs 548g, which means it is 177g (24%) lighter than the Sigma 85mm F1.4 EX DG HSM which has a weight of 725g.
Below you can find the dimension and weight table of the Telephoto Prime Lenses in Canon EF Mount for size comparison purposes.
Telephoto Prime Lenses in Canon EF Mount for Size Comparison
Both the Samyang MF 85mm F1.4 Mk2 and the Sigma 85mm F1.4 EX DG HSM has the same Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Canon 1D X III, Canon 6D MII and Canon 5D MIV.
Samyang MF 85mm F1.4 Mk2 is also available in Canon EF-M , Fujifilm X, Micro Four Thirds, Nikon F (FX) and Sony E mounts.
Sigma 85mm F1.4 EX DG HSM is also available in Nikon F (FX) , Pentax KAF3, Sony Alpha and Sigma SA mounts.
Both lenses have the same focal range of 85mm and the fastest aperture of F1.4.