The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony 85mm F1.4 ZA CZ and the Sigma 85mm F1.4 EX DG HSM for their suitability to various photography scenarios:
Size and Weight Comparison
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 Sony 85mm F1.4 ZA CZ with a length of 73mm is 15mm shorter. Besides being longer, the Sigma 85mm F1.4 EX DG HSM also has a larger diameter of 86mm compared to Sony 85mm F1.4 ZA CZ's 82mm diameter.
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. Sony 85mm F1.4 ZA CZ weighs 560g, which means it is 165g (22%) 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 Sony Alpha Mount for size comparison purposes.
Telephoto Prime Lenses in Sony Alpha Mount for Size Comparison
Both Sony 85mm F1.4 ZA CZ and Sigma 85mm F1.4 EX DG HSM has the same Sony Alpha lens mount. Some of the latest released cameras that are compatible with the Sony Alpha lenses are Sony A99 II, Sony A68 and Sony A77 II.
Sigma 85mm F1.4 EX DG HSM is also available in Canon EF , Nikon F (FX), Pentax KAF3 and Sigma SA mounts.
Both lenses have the same focal range of 85mm and the fastest aperture of F1.4.