The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Nikon 14mm f2.8D ED and the Sigma 14mm F1.8 DG HSM 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 14mm F1.8 DG HSM is the longer of the two lenses at 126mm. The Nikon 14mm f2.8D ED with a length of 87mm, is 39mm shorter. Besides being longer, the Sigma 14mm F1.8 DG HSM also has a larger diameter of 95mm compared to the Nikon 14mm f2.8D ED's 87mm 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 14mm f2.8D ED weighs 670g, which means it is 500g (42%) lighter than the Sigma 14mm F1.8 DG HSM which has a weight of 1170g.
Below you can find the dimension and weight table of the Wideangle Prime Lenses in Nikon F (FX) Mount for size comparison purposes.
Ultra-Wideangle Lenses in Nikon F (FX) Mount for Size Comparison
Lens Mounts
Both the Nikon 14mm f2.8D ED and the Sigma 14mm F1.8 DG HSM 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 14mm F1.8 DG HSM is also available in Sigma SA and Canon EF mounts.
Focal Range
Both lenses have the same focal range of
14mm but while Nikon 14mm f2.8D ED has the fastest aperture of
F2.8, the Sigma 14mm F1.8 DG HSM's widest aperture value is
F1.8.