The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Schneider PC-TS 4.5/90 and the Carl Zeiss Planar T1,4/85 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. Schneider PC-TS 4.5/90 is the longer of the two lenses at 139mm. The Carl Zeiss Planar T1,4/85 with a length of 85mm, is 54mm shorter. Besides being longer, the Schneider PC-TS 4.5/90 also has a larger diameter of 108mm 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, 36% (410g) lighter than the Schneider PC-TS 4.5/90's weight of 1110g.
Filter Threads
The Schneider PC-TS 4.5/90 has a filter size of 95mm whereas the Carl Zeiss Planar T1,4/85 has a 72mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 95mm filters that we recommend you to consider for the Schneider PC-TS 4.5/90:
And these are the 72mm filters that we recommend for the Carl Zeiss Planar T1,4/85:
Lens Mounts
Both the Schneider PC-TS 4.5/90 and the Carl Zeiss Planar T1,4/85 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.
Schneider PC-TS 4.5/90 is also available in Nikon F (FX) , Pentax KAF and Sony Alpha mounts.
Carl Zeiss Planar T1,4/85 is also available in Pentax KAF and Nikon F (FX) mounts.
Focal Range
Schneider PC-TS 4.5/90 is a prime lens with fixed focal lenght of 90mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of
144mm.
On the other hand, the Carl Zeiss Planar T1,4/85 is a prime lens with fixed focal lenght of 85mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 136mm.