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 Rokinon 85mm F1.4 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. Carl Zeiss Planar T1,4/85 is the longer of the two lenses at 85mm. The Rokinon 85mm F1.4 with a length of 75mm, is 10mm shorter. On the other hand, there is no difference between the max diameters of these lenses, both coming at 78mm.
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. Rokinon 85mm F1.4 weighs 539g, 23% (161g) lighter than the Carl Zeiss Planar T1,4/85's weight of 700g.
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
Filter Threads
Both the Carl Zeiss Planar T1,4/85 and the Rokinon 85mm F1.4 have the same Filter thread size of 72mm.
Below are links to the 72mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Carl Zeiss Planar T1,4/85 and the Rokinon 85mm F1.4 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.
Rokinon 85mm F1.4 is also available in Four Thirds , Pentax KAF, Sony Alpha, Samsung NX and Nikon F (FX) mounts.
Focal Range
Both lenses have the same focal range of
85mm and the fastest aperture of
F1.4.