The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Carl Zeiss Makro-Planar T2/100 and the Nikon 85mm f1.8G 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 Makro-Planar T2/100 is the longer of the two lenses at 113mm. The Nikon 85mm f1.8G with a length of 73mm, is 40mm shorter. On the other hand, the Nikon 85mm f1.8G has a larger diameter of 80mm compared to the Carl Zeiss Makro-Planar T2/100's 76mm 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. Nikon 85mm f1.8G weighs 350g, 48% (330g) lighter than the Carl Zeiss Makro-Planar T2/100's weight of 680g.
Filter Threads
Both the Carl Zeiss Makro-Planar T2/100 and the Nikon 85mm f1.8G have the same Filter thread size of 67mm.
Below are links to the 67mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Carl Zeiss Makro-Planar T2/100 and the Nikon 85mm f1.8G has the same Nikon F (FX) lens mount. Some of the latest released cameras that are compatible with the Nikon F (FX) lenses are Nikon D6, Nikon D780 and Nikon D3500.
Carl Zeiss Makro-Planar T2/100 is also available in Canon EF and Pentax KAF mounts.
Focal Range
Carl Zeiss Makro-Planar T2/100 is a prime lens with fixed focal lenght of 100mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
150mm.
On the other hand, the Nikon 85mm f1.8G is a prime lens with fixed focal lenght of 85mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 127.5mm.