The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 150mm F2.8 EX DG OS Macro HSM and the Nikon Micro-105mm f2.8G IF-ED VR 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. Sigma 150mm F2.8 EX DG OS Macro HSM is the longer of the two lenses at 150mm. The Nikon Micro-105mm f2.8G IF-ED VR with a length of 116mm, is 34mm shorter. On the other hand, the Nikon Micro-105mm f2.8G IF-ED VR has a larger diameter of 83mm compared to the Sigma 150mm F2.8 EX DG OS Macro HSM's 80mm 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. Nikon Micro-105mm f2.8G IF-ED VR weighs 720g, 38% (460g) lighter than the Sigma 150mm F2.8 EX DG OS Macro HSM's weight of 1180g.
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 Sigma 150mm F2.8 EX DG OS Macro HSM has a filter size of 72mm whereas the Nikon Micro-105mm f2.8G IF-ED VR has a 62mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 72mm filters that we recommend you to consider for the Sigma 150mm F2.8 EX DG OS Macro HSM:
And these are the 62mm filters that we recommend for the Nikon Micro-105mm f2.8G IF-ED VR:
Lens Mounts
Both the Sigma 150mm F2.8 EX DG OS Macro HSM and the Nikon Micro-105mm f2.8G IF-ED VR 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.
Sigma 150mm F2.8 EX DG OS Macro HSM is also available in Canon EF mount.
Focal Range
Sigma 150mm F2.8 EX DG OS Macro HSM is a prime lens with fixed focal lenght of 150mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
225mm.
On the other hand, the 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.