The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Samyang 135mm F2.0 ED UMC and the Samyang MF 85mm F1.4 Z 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 135mm F2.0 ED UMC is the longer of the two lenses at 122mm. The Samyang MF 85mm F1.4 Z with a length of 103mm, is 19mm shorter. Besides being longer, the Samyang 135mm F2.0 ED UMC also has a larger diameter of 82mm compared to the Samyang MF 85mm F1.4 Z's 78mm diameter.
Below you can find a scaled side-by-side image of Samyang 135mm F2.0 ED UMC and Samyang MF 85mm F1.4 Z to get a better idea of how their sizes compare in real life.
Comparison image of the Samyang 135mm F2.0 ED UMC and the Samyang MF 85mm F1.4 Z Size and Weight 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. Samyang MF 85mm F1.4 Z weighs 740g, 10% (90g) lighter than the Samyang 135mm F2.0 ED UMC's weight of 830g.
Filter Threads
The Samyang 135mm F2.0 ED UMC has a filter size of 77mm whereas the Samyang MF 85mm F1.4 Z 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 77mm filters that we recommend you to consider for the Samyang 135mm F2.0 ED UMC:
And these are the 72mm filters that we recommend for the Samyang MF 85mm F1.4 Z:
Lens Mounts
The Samyang 135mm F2.0 ED UMC has the Canon EF-M lens mount whereas the Samyang MF 85mm F1.4 Z has the Nikon Z lens mount . Some of the latest released cameras that are compatible with these mounts are Canon M50 II , Canon M200 and Canon M6 MII for the Canon EF-M Mount and Nikon ZR , Nikon Z5 II and RED Komodo-X 6K Z for the Nikon Z Mount.
Samyang 135mm F2.0 ED UMC is also available in the Canon EF , Four Thirds , Fujifilm X , Micro Four Thirds , Nikon F (FX) , Pentax KAF , Samsung NX , Sony Alpha and Sony E mounts.
Focal Range
Samyang 135mm F2.0 ED UMC is a prime lens with fixed focal lenght of 135mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of
216mm .
On the other hand, the Samyang MF 85mm F1.4 Z 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 .