The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tamron 90mm f2.8 Macro and the Samsung D-Xenon 100mm F2.8 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 Macro is the longer of the two lenses at 97mm. The Samsung D-Xenon 100mm F2.8 macro with a length of 81mm, is 16mm shorter. Besides being longer, the Tamron 90mm f2.8 Macro also has a larger diameter of 72mm compared to the Samsung D-Xenon 100mm F2.8 macro's 68mm 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. Samsung D-Xenon 100mm F2.8 macro weighs 345g, 14% (60g) lighter than the Tamron 90mm f2.8 Macro's weight of 405g.
Filter Threads
The Tamron 90mm f2.8 Macro has a filter size of 55mm whereas the Samsung D-Xenon 100mm F2.8 macro has a 49mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 55mm filters that we recommend you to consider for the Tamron 90mm f2.8 Macro:
And these are the 49mm filters that we recommend for the Samsung D-Xenon 100mm F2.8 macro:
Lens Mounts
The Tamron 90mm f2.8 Macro has the Pentax KAF lens mount whereas the Samsung D-Xenon 100mm F2.8 macro has the Pentax KAF2 lens mount. Some of the latest released cameras that are compatible with these mounts are Pentax K-3 III Monochrome, Pentax KF and Pentax K-3 III for the Pentax KAF Mount and , and for the Pentax KAF2 Mount.
Tamron 90mm f2.8 Macro is also available in Canon EF , Nikon F (FX) and Sony Alpha mounts.
Focal Range
Tamron 90mm f2.8 Macro 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 a 35mm (FF) equivalent of
135mm.
On the other hand, the Samsung D-Xenon 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.