The type of photography that you are planning to use is an important decision factor. Here we have evaluated the 7artisans 12mm F2.8 and the Fujifilm 27mm F2.8 for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is an important deciding factor when comparing two lenses. 7artisans 12mm F2.8 is the longer of the two lenses at 66mm. The Fujifilm 27mm F2.8 with a length of 23mm, is 43mm shorter. Besides being longer, the 7artisans 12mm F2.8 also has a larger diameter of 63mm compared to the Fujifilm 27mm F2.8's 61mm diameter.
Below you can find a scaled side-by-side image of 7artisans 12mm F2.8 and Fujifilm 27mm F2.8 to get a better idea of how their sizes compare in real life.
Comparison image of the 7artisans 12mm F2.8 and the Fujifilm 27mm F2.8 Size and Weight The weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Fujifilm 27mm F2.8 weighs 78g, 73% (217g) lighter than the 7artisans 12mm F2.8's 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.
Wideangle Prime Lenses in Fujifilm X Mount for Size Comparison
Lens Mounts
Both the 7artisans 12mm F2.8 and the Fujifilm 27mm 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-T5, Fujifilm X-H2 and Fujifilm X-H2S.
7artisans 12mm F2.8 is also available in Canon EF-M and Sony E mounts.
Focal Range
7artisans 12mm F2.8 is a prime lens with fixed focal lenght of 12mm which has an effective (full-frame 35mm equivalent) focal range of 18mm when used on a APS-C / DX format camera. Fujifilm 27mm F2.8 is a prime lens with fixed focal lenght of 27mm which has an effective (full-frame 35mm equivalent) focal range of 40.5mm when used on a APS-C / DX format camera.