The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony FE 16mm F1.8 and the 7Artisans FF 18mm f5.6 E 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 16mm F1.8 is the longer of the two lenses at 75mm. The 7Artisans FF 18mm f5.6 E with a length of 32mm, is 43mm shorter. Besides being longer, the Sony FE 16mm F1.8 also has a larger diameter of 74mm compared to the 7Artisans FF 18mm f5.6 E's 61mm diameter.
Below you can find a scaled side-by-side image of Sony FE 16mm F1.8 and 7Artisans FF 18mm f5.6 E to get a better idea of how their sizes compare in real life.
Comparison image of the Sony FE 16mm F1.8 and the 7Artisans FF 18mm f5.6 E Size and Weight 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. 7Artisans FF 18mm f5.6 E weighs 146g, 51% (158g) lighter than the Sony FE 16mm F1.8's weight of 304g.
Below you can find the dimension and weight table of the Wideangle Prime Lenses in Sony E Mount for size comparison purposes.
Ultra-Wideangle Sony E Mount
Filter Threads
The Sony FE 16mm F1.8 has a filter size of 67mm whereas the 7Artisans FF 18mm f5.6 E has a 49mm 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 16mm F1.8:
And these are the 49mm filters that we recommend for the 7Artisans FF 18mm f5.6 E:
Lens Mounts
Both the Sony FE 16mm F1.8 and the 7Artisans FF 18mm f5.6 E has the same Sony E lens mount . Some of the latest released cameras that are compatible with the Sony E lenses are Sony FX5 , Sony A7R VI and Sony A7 V .
Focal Range
Sony FE 16mm F1.8 is a prime lens with fixed focal lenght of 16mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
24mm .
On the other hand, the 7Artisans FF 18mm f5.6 E is a prime lens with fixed focal lenght of 18mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 27mm .
