The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma APO 180mm F2.8 EX DG OS HSM and the Nikon 200mm f2G ED VR II for their suitability to various photography scenarios:
Size and Weight Comparison
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. Sigma APO 180mm F2.8 EX DG OS HSM weighs 1640g, which means it is 1290g (44%) lighter than the Nikon 200mm f2G ED VR II which has a weight of 2930g.
Filter Threads
The Sigma APO 180mm F2.8 EX DG OS HSM has a filter size of 86mm whereas the Nikon 200mm f2G ED VR II has a 52mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 86mm filters that we recommend you to consider for the Sigma APO 180mm F2.8 EX DG OS HSM:
And these are the 52mm filters that we recommend for the Nikon 200mm f2G ED VR II:
Lens Mounts
Both the Sigma APO 180mm F2.8 EX DG OS HSM and the Nikon 200mm f2G ED VR II 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 APO 180mm F2.8 EX DG OS HSM is also available in Canon EF , Sigma SA and Sony Alpha mounts.
Focal Range
Sigma APO 180mm F2.8 EX DG OS HSM is a prime lens with fixed focal lenght of 180mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
270mm.
On the other hand, the Nikon 200mm f2G ED VR II is a prime lens with fixed focal lenght of 200mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 300mm.