The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 16mm F1.4 DC DN E and the Carl Zeiss Touit 2.8/12 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. Sigma 16mm F1.4 DC DN E is the longer of the two lenses at 92mm. The Carl Zeiss Touit 2.8/12 with a length of 86mm, is 6mm shorter. On the other hand, the Carl Zeiss Touit 2.8/12 has a larger diameter of 82mm compared to the Sigma 16mm F1.4 DC DN E's 72mm 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. Carl Zeiss Touit 2.8/12 weighs 270g, 33% (135g) lighter than the Sigma 16mm F1.4 DC DN E's weight of 405g.
Filter Threads
Both the Sigma 16mm F1.4 DC DN E and the Carl Zeiss Touit 2.8/12 have the same Filter thread size of 67mm.
Below are links to the 67mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Sigma 16mm F1.4 DC DN E and the Carl Zeiss Touit 2.8/12 has the same Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony A6700, Sony FX30 and Sony ZV-E10.
Carl Zeiss Touit 2.8/12 is also available in Fujifilm X mount.
Focal Range
Sigma 16mm F1.4 DC DN E is a prime lens with fixed focal lenght of 16mm which has an effective (full-frame 35mm equivalent) focal range of
24mm when used on a APS-C / DX format camera.
On the other hand, the Carl Zeiss Touit 2.8/12 is a prime lens with fixed focal lenght of 12mm which has an effective (full-frame 35mm equivalent) focal range of 18mm when used on a APS-C / DX format camera.