The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Carl Zeiss Planar T1,4/85 and the Samyang Premium MF 85mm F1.2 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 Premium MF 85mm F1.2 is the longer of the two lenses at 98mm. The Carl Zeiss Planar T1,4/85 with a length of 85mm, is 13mm shorter. Besides being longer, the Samyang Premium MF 85mm F1.2 also has a larger diameter of 93mm compared to the Carl Zeiss Planar T1,4/85's 78mm 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. Carl Zeiss Planar T1,4/85 weighs 700g, which means it is 350g (33%) lighter than the Samyang Premium MF 85mm F1.2 which has a weight of 1050g.
Below you can find the dimension and weight table of the Telephoto Prime Lenses in Canon EF Mount for size comparison purposes.
Telephoto Lenses in Canon EF Mount for Size Comparison
Lens Mounts
Both the Carl Zeiss Planar T1,4/85 and the Samyang Premium MF 85mm F1.2 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.
Carl Zeiss Planar T1,4/85 is also available in Pentax KAF and Nikon F (FX) mounts.
Focal Range
Both lenses have the same focal range of
85mm but while Carl Zeiss Planar T1,4/85 has the fastest aperture of
F1.4, the Samyang Premium MF 85mm F1.2's widest aperture value is
F1.2.