The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Samyang Premium MF 85mm F1.2 and the Tamron 90mm F2.8 VC Macro 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. Tamron 90mm F2.8 VC Macro is the longer of the two lenses at 117mm. The Samyang Premium MF 85mm F1.2 with a length of 98mm, is 19mm shorter. On the other hand, the Samyang Premium MF 85mm F1.2 has a larger diameter of 93mm compared to the Tamron 90mm F2.8 VC Macro's 79mm 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. Tamron 90mm F2.8 VC Macro weighs 609g, 42% (441g) lighter than the Samyang Premium MF 85mm F1.2's weight of 1050g.
Lens Mounts
Both the Samyang Premium MF 85mm F1.2 and the Tamron 90mm F2.8 VC Macro 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.
Tamron 90mm F2.8 VC Macro is also available in Sony Alpha and Nikon F (FX) mounts.
Focal Range
Samyang Premium MF 85mm F1.2 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.
On the other hand, the Tamron 90mm F2.8 VC Macro 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.