The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Nikon Micro-105mm f2.8G IF-ED VR and the Tamron 90mm 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. Nikon Micro-105mm f2.8G IF-ED VR is the longer of the two lenses at 116mm. The Tamron 90mm f2.8 Macro with a length of 97mm, is 19mm shorter. Besides being longer, the Nikon Micro-105mm f2.8G IF-ED VR also has a larger diameter of 83mm compared to the Tamron 90mm f2.8 Macro'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. Tamron 90mm f2.8 Macro weighs 405g, 43% (315g) lighter than the Nikon Micro-105mm f2.8G IF-ED VR's weight of 720g.
Below you can find the dimension and weight table of the Macro Prime Lenses in Nikon F (FX) Mount for size comparison purposes.
Macro Lenses in Nikon F (FX) Mount for Size Comparison
Filter Threads
The Nikon Micro-105mm f2.8G IF-ED VR has a filter size of 62mm whereas the Tamron 90mm f2.8 Macro has a 55mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 62mm filters that we recommend you to consider for the Nikon Micro-105mm f2.8G IF-ED VR:
And these are the 55mm filters that we recommend for the Tamron 90mm f2.8 Macro:
Lens Mounts
Both the Nikon Micro-105mm f2.8G IF-ED VR and the Tamron 90mm f2.8 Macro 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.
Tamron 90mm f2.8 Macro is also available in Canon EF , Sony Alpha and Pentax KAF mounts.
Focal Range
Nikon Micro-105mm f2.8G IF-ED VR is a prime lens with fixed focal lenght of 105mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
157.5mm.
On the other hand, the 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.