The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Nikon PC-E 45mm f2.8D ED and the Sigma 50mm F1.4 DG HSM A 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 PC-E 45mm f2.8D ED is the longer of the two lenses at 112mm. The Sigma 50mm F1.4 DG HSM A with a length of 100mm, is 12mm shorter. On the other hand, the Sigma 50mm F1.4 DG HSM A has a larger diameter of 85mm compared to the Nikon PC-E 45mm f2.8D ED's 84mm 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 PC-E 45mm f2.8D ED weighs 780g, which means it is 35g (4%) lighter than the Sigma 50mm F1.4 DG HSM A which has a weight of 815g.
Filter Threads
Both the Nikon PC-E 45mm f2.8D ED and the Sigma 50mm F1.4 DG HSM A have the same Filter thread size of 77mm.
Below are links to the 77mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Nikon PC-E 45mm f2.8D ED and the Sigma 50mm F1.4 DG HSM A 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 50mm F1.4 DG HSM A is also available in Canon EF , Sony Alpha, Sigma SA and Leica L mounts.
Focal Range
Nikon PC-E 45mm f2.8D ED is a prime lens with fixed focal lenght of 45mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
67.5mm.
On the other hand, the Sigma 50mm F1.4 DG HSM A is a prime lens with fixed focal lenght of 50mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 75mm.