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 Samyang 10mm 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.Samyang 10mm f2.8 is the longer of the two lenses at 77mm. The 7artisans 12mm F2.8 with a length of 66mm is 11mm shorter. Besides being longer, the Samyang 10mm f2.8 also has a larger diameter of 86mm compared to 7artisans 12mm F2.8's 63mm diameter.
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, which means it is 285g (49%) lighter than the Samyang 10mm f2.8 which has a weight of 580g.
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
Both 7artisans 12mm F2.8 and Samyang 10mm 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.
Samyang 10mm f2.8 is also available in Canon EF , Canon EF-M, Nikon F (DX), Four Thirds and Micro Four Thirds mounts.
7artisans 12mm F2.8 is a prime lens with fixed focal lenght of 12mm which has a 35mm equivalent focal range of 18mm when used on a APS-C / DX format camera. Samyang 10mm f2.8 is a prime lens with fixed focal lenght of 10mm which has a 35mm equivalent focal range of 18mm when used on a APS-C / DX format camera.