The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Lensbaby Velvet 56 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. Zeiss Touit 50mm f2.8 is the longer of the two lenses at 91mm. The Lensbaby Velvet 56 with a length of 86mm, is 5mm shorter. On the other hand, the Lensbaby Velvet 56 has a larger diameter of 72mm 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, 27% (110g) lighter than the Lensbaby Velvet 56's weight of 400g.
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 Lensbaby Velvet 56 has a filter size of 62mm 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 62mm filters that we recommend you to consider for the Lensbaby Velvet 56:
And these are the 52mm filters that we recommend for the Zeiss Touit 50mm f2.8:
Lens Mounts
Both the Lensbaby Velvet 56 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-S20, Fujifilm X-T5 and Fujifilm X-H2.
Lensbaby Velvet 56 is also available in Canon EF , Micro Four Thirds, Nikon F (FX), Pentax KAF3, Samsung NX, Sony Alpha and Sony E mounts.
Zeiss Touit 50mm f2.8 is also available in Sony E mount.
Focal Range
Lensbaby Velvet 56 is a prime lens with fixed focal lenght of 56mm.
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.