The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Voigtlander 28mm F2.8 Color Skopar SL II and the Carl Zeiss Distagon T2,8/21 for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is an important deciding factor when comparing two lenses. Carl Zeiss Distagon T2,8/21 is the longer of the two lenses at 109mm. The Voigtlander 28mm F2.8 Color Skopar SL II with a length of 25mm, is 84mm shorter. Besides being longer, the Carl Zeiss Distagon T2,8/21 also has a larger diameter of 87mm compared to the Voigtlander 28mm F2.8 Color Skopar SL II's 63mm diameter.
The weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Voigtlander 28mm F2.8 Color Skopar SL II weighs 180g, which means it is 420g (70%) lighter than the Carl Zeiss Distagon T2,8/21 which has a weight of 600g.
Below you can find the dimension and weight table of the Wideangle Prime Lenses in Canon EF Mount for size comparison purposes.
Wideangle Prime Lenses in Canon EF Mount for Size Comparison
Lens Mounts
Both the Voigtlander 28mm F2.8 Color Skopar SL II and the Carl Zeiss Distagon T2,8/21 has the same Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Canon 1D X III, Canon 6D MII and Canon 5D MIV.
Voigtlander 28mm F2.8 Color Skopar SL II is also available in Nikon F (FX) mount.
Carl Zeiss Distagon T2,8/21 is also available in Pentax KAF and Nikon F (FX) mounts.
Focal Range
Voigtlander 28mm F2.8 Color Skopar SL II is a prime lens with fixed focal lenght of 28mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 44.8mm.
Carl Zeiss Distagon T2,8/21 is a prime lens with fixed focal lenght of 21mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 33.6mm.