The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Samyang 100mm F2.8 Macro and the Carl Zeiss Makro-Planar T2/50 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 100mm F2.8 Macro is the longer of the two lenses at 123mm. The Carl Zeiss Makro-Planar T2/50 with a length of 88mm, is 35mm shorter. Besides being longer, the Samyang 100mm F2.8 Macro also has a larger diameter of 73mm compared to the Carl Zeiss Makro-Planar T2/50's 72mm 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 Makro-Planar T2/50 weighs 530g, 26% (190g) lighter than the Samyang 100mm F2.8 Macro's weight of 720g.
Below you can find the dimension and weight table of the Telephoto Macro Lenses in Nikon F (FX) Mount for size comparison purposes.
Macro Lenses in Nikon F (FX) Mount for Size Comparison
Filter Threads
Both the Samyang 100mm F2.8 Macro and the Carl Zeiss Makro-Planar T2/50 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 Samyang 100mm F2.8 Macro and the Carl Zeiss Makro-Planar T2/50 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.
Samyang 100mm F2.8 Macro is also available in the Canon EF , Fujifilm X, Micro Four Thirds, Pentax KAF, Samsung NX, Sony Alpha and Sony E mounts.
Carl Zeiss Makro-Planar T2/50 is also available in Canon EF and Pentax KAF mounts.
Focal Range
Samyang 100mm F2.8 Macro 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 Carl Zeiss Makro-Planar T2/50 is a prime lens with fixed focal lenght of 50mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 75mm.