The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Carl Zeiss C Biogon T2,8/35 ZM and the Carl Zeiss Biogon T2/35 ZM for their suitability to various photography scenarios:
Size and Weight Comparison
Size of a lens is an important deciding factor when comparing two lenses.Carl Zeiss Biogon T2/35 ZM is the longer of the two lenses at 68mm. The Carl Zeiss C Biogon T2,8/35 ZM with a length of 55mm is 13mm shorter. On the other hand, there is no difference between the max diameters of these lenses, both coming at 52mm.
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. Carl Zeiss C Biogon T2,8/35 ZM weighs 200g, which means it is 40g (16%) lighter than the Carl Zeiss Biogon T2/35 ZM which has a weight of 240g.
Below you can find the dimension and weight table of the 'Wideangle Prime Lenses in Leica M Mount for size comparison purposes.
Wideangle Prime Lenses in Leica M Mount for Size Comparison
Both Carl Zeiss C Biogon T2,8/35 ZM and Carl Zeiss Biogon T2/35 ZM has the same Leica M lens mount. Some of the latest released cameras that are compatible with the Leica M lenses are Leica M11, Leica M10 and Leica M Typ 262.
Both lenses have the same focal range of 35mm but while Carl Zeiss C Biogon T2,8/35 ZM has the fastest aperture of F2.8, the Carl Zeiss Biogon T2/35 ZM's widest aperture value is F2.0.