The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony FE 24mm F1.4 GM and the Nikon 20mm f1.8G ED 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. Sony FE 24mm F1.4 GM is the longer of the two lenses at 92mm. The Nikon 20mm f1.8G ED with a length of 81mm, is 11mm shorter. On the other hand, the Nikon 20mm f1.8G ED has a larger diameter of 83mm compared to the Sony FE 24mm F1.4 GM's 75mm 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 20mm f1.8G ED weighs 355g, 20% (90g) lighter than the Sony FE 24mm F1.4 GM's weight of 445g.
Filter Threads
The Sony FE 24mm F1.4 GM has a filter size of 67mm whereas the Nikon 20mm f1.8G ED has a 77mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 67mm filters that we recommend you to consider for the Sony FE 24mm F1.4 GM:
And these are the 77mm filters that we recommend for the Nikon 20mm f1.8G ED:
Lens Mounts
The Sony FE 24mm F1.4 GM has the Sony E lens mount whereas the Nikon 20mm f1.8G ED has the Nikon F (DX) lens mount. Some of the latest released cameras that are compatible with these mounts are Sony A9 III, Sony A7C Mark II and Sony A7CR for the Sony E Mount and Nikon D6, Nikon D780 and Nikon D3500 for the Nikon F (DX) Mount.
Focal Range
Sony FE 24mm F1.4 GM is a prime lens with fixed focal lenght of 24mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
36mm.
On the other hand, the Nikon 20mm f1.8G ED is a prime lens with fixed focal lenght of 20mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 30mm.