The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony FE 55mm F1.8 ZA CZ and the Samyang 24mm f1.4 for their suitability to various photography scenarios:
Size and Weight Comparison
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. Sony FE 55mm F1.8 ZA CZ weighs 281g, which means it is 299g (51%) lighter than the Samyang 24mm f1.4 which has a weight of 580g.
Filter Threads
The Sony FE 55mm F1.8 ZA CZ has a filter size of 49mm whereas the Samyang 24mm f1.4 has a 77mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 49mm filters that we recommend you to consider for the Sony FE 55mm F1.8 ZA CZ:
And these are the 77mm filters that we recommend for the Samyang 24mm f1.4:
Lens Mounts
The Sony FE 55mm F1.8 ZA CZ has the Sony E lens mount whereas the Samyang 24mm f1.4 has the Sony Alpha lens mount. Some of the latest released cameras that are compatible with these mounts are Sony FX5, Sony A7R VI and Sony A7 V for the Sony E Mount and Sony A99 II, Sony A68 and Sony A77 II for the Sony Alpha Mount.
Samyang 24mm f1.4 is also available in Canon EF , Nikon F (FX), Four Thirds, Pentax KAF, Sony E and Samsung NX mounts.
Focal Range
Sony FE 55mm F1.8 ZA CZ is a prime lens with fixed focal lenght of 55mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
82.5mm.
On the other hand, the Samyang 24mm f1.4 is a prime lens with fixed focal lenght of 24mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 36mm.