The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony 85mm F2.8 SAM and the Schneider PC-TS 4.5/90 for their suitability to various photography scenarios:
Size and Weight Comparison
Size of a lens is an important deciding factor when comparing two lenses.Schneider PC-TS 4.5/90 is the longer of the two lenses at 139mm. The Sony 85mm F2.8 SAM with a length of 52mm is 87mm shorter. Besides being longer, the Schneider PC-TS 4.5/90 also has a larger diameter of 108mm compared to Sony 85mm F2.8 SAM's 70mm 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 F2.8 SAM weighs 175g, which means it is 935g (84%) lighter than the Schneider PC-TS 4.5/90 which has a weight of 1110g.
Both Sony 85mm F2.8 SAM and Schneider PC-TS 4.5/90 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.
Schneider PC-TS 4.5/90 is also available in Canon EF , Nikon F (FX) and Pentax KAF mounts.
Sony 85mm F2.8 SAM 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 an 35mm (FF) equivalent of 127.5mm.
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 1.5x crop, it provides an 35mm (FF) equivalent of 135mm.