The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Fujifilm XF 23mm F1.4 R LM WR and the 7artisans 12mm F2.8 for their suitability to various photography scenarios:
Size and Weight Comparison
Size of a lens is an important deciding factor when comparing two lenses.Fujifilm XF 23mm F1.4 R LM WR is the longer of the two lenses at 78mm. The 7artisans 12mm F2.8 with a length of 66mm is 12mm shorter. Besides being longer, the Fujifilm XF 23mm F1.4 R LM WR also has a larger diameter of 67mm compared to 7artisans 12mm F2.8's 63mm diameter.
Below you can find the scaled side by side image of Fujifilm XF 23mm F1.4 R LM WR and 7artisans 12mm F2.8 to get a better idea of how their size compare in real life.
Comparison image of Fujifilm XF 23mm F1.4 R LM WR and 7artisans 12mm F2.8 Size and Weight 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. 7artisans 12mm F2.8 weighs 295g, 21% (80g) lighter than the Fujifilm XF 23mm F1.4 R LM WR's weight of 375g.
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 Fujifilm XF 23mm F1.4 R LM WR and 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-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
Fujifilm XF 23mm F1.4 R LM WR is a prime lens with fixed focal lenght of 23mm which has an effective (full-frame 35mm equivalent) focal range of 34.5mm when used on a APS-C / DX format camera. 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.