The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Rokinon 85mm F1.8 and the 7artisans 35mm F1.2 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. Rokinon 85mm F1.8 is the longer of the two lenses at 81mm. The 7artisans 35mm F1.2 with a length of 36mm, is 45mm shorter.
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 35mm F1.2 weighs 150g, 56% (194g) lighter than the Rokinon 85mm F1.8's weight of 344g.
Filter Threads
The Rokinon 85mm F1.8 has a filter size of 62mm whereas the 7artisans 35mm F1.2 has a 43mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 62mm filters that we recommend you to consider for the Rokinon 85mm F1.8:
And these are the 43mm filters that we recommend for the 7artisans 35mm F1.2:
Lens Mounts
The Rokinon 85mm F1.8 has the Fujifilm X lens mount whereas the 7artisans 35mm F1.2 has the Sony E lens mount. Some of the latest released cameras that are compatible with these mounts are Fujifilm X-T30 III, Fujifilm X-E5 and Fujifilm X-M5 for the Fujifilm X Mount and Sony ZV-E10 II, Sony A6700 and Sony FX30 for the Sony E Mount.
Rokinon 85mm F1.8 is also available in the Canon EF-M and Sony E mounts.
7artisans 35mm F1.2 is also available in Canon EF-M and Fujifilm X mounts.
Focal Range
Rokinon 85mm F1.8 is a prime lens with fixed focal lenght of 85mm which has an effective (full-frame 35mm equivalent) focal range of
127.5mm when used on a APS-C / DX format camera.
On the other hand, the 7artisans 35mm F1.2 is a prime lens with fixed focal lenght of 35mm which has an effective (full-frame 35mm equivalent) focal range of 52.5mm when used on a APS-C / DX format camera.