The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Carl Zeiss Touit 2.8/12 and the 7artisans 12mm F2.8 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. Carl Zeiss Touit 2.8/12 is the longer of the two lenses at 86mm. The 7artisans 12mm F2.8 with a length of 66mm, is 20mm shorter. Besides being longer, the Carl Zeiss Touit 2.8/12 also has a larger diameter of 82mm compared to the 7artisans 12mm F2.8's 63mm 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. Carl Zeiss Touit 2.8/12 weighs 270g, which means it is 25g (8%) lighter than the 7artisans 12mm F2.8 which has a weight of 295g.
Below you can find the dimension and weight table of the Wideangle Prime Lenses in Fujifilm X Mount for size comparison purposes.
Ultra-Wideangle Lenses in Fujifilm X Mount for Size Comparison
Filter Threads
The Carl Zeiss Touit 2.8/12 has a filter size of 67mm whereas the 7artisans 12mm F2.8 has a 46mm 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 Carl Zeiss Touit 2.8/12:
And these are the 46mm filters that we recommend for the 7artisans 12mm F2.8:
Lens Mounts
Both the Carl Zeiss Touit 2.8/12 and the 7artisans 12mm F2.8 has the same Fujifilm X lens mount. Some of the latest released cameras that are compatible with the Fujifilm X lenses are Fujifilm X-S20, Fujifilm X-T5 and Fujifilm X-H2.
Carl Zeiss Touit 2.8/12 is also available in Sony E mount.
7artisans 12mm F2.8 is also available in Canon EF-M and Sony E mounts.
Focal Range
Both lenses have the same focal range of
12mm and the fastest aperture of
F2.8.