The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Meike 55mm f1.8 Pro X and the Zeiss Touit 50mm f2.8 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. Meike 55mm f1.8 Pro X is the longer of the two lenses at 97mm. The Zeiss Touit 50mm f2.8 with a length of 91mm, is 6mm shorter. Besides being longer, the Meike 55mm f1.8 Pro X also has a larger diameter of 74mm compared to the Zeiss Touit 50mm f2.8's 65mm diameter.
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. Zeiss Touit 50mm f2.8 weighs 290g, 20% (74g) lighter than the Meike 55mm f1.8 Pro X's weight of 364g.
Below you can find the dimension and weight table of the Standard Prime Lenses in Fujifilm X Mount for size comparison purposes.
Standard Lenses in Fujifilm X Mount for Size Comparison
Filter Threads
The Meike 55mm f1.8 Pro X has a filter size of 58mm whereas the Zeiss Touit 50mm f2.8 has a 52mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 58mm filters that we recommend you to consider for the Meike 55mm f1.8 Pro X:
And these are the 52mm filters that we recommend for the Zeiss Touit 50mm f2.8:
Lens Mounts
Both the Meike 55mm f1.8 Pro X and the Zeiss Touit 50mm 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-T30 III, Fujifilm X-E5 and Fujifilm X-M5.
Zeiss Touit 50mm f2.8 is also available in Sony E mount.
Focal Range
Meike 55mm f1.8 Pro X 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 Zeiss Touit 50mm f2.8 is a prime lens with fixed focal lenght of 50mm which has an effective (full-frame 35mm equivalent) focal range of 75mm when used on a APS-C / DX format camera.