The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Leica Summarit-M 35mm F2.4 ASPH and the Voigtlander 50mm F1.5 for their suitability to various photography scenarios:
Size and Weight Comparison
Size of a lens is an important deciding factor when comparing two lenses.Voigtlander 50mm F1.5 is the longer of the two lenses at 46mm. The Leica Summarit-M 35mm F2.4 ASPH with a length of 34mm is 12mm shorter. Besides being longer, the Voigtlander 50mm F1.5 also has a larger diameter of 54mm compared to Leica Summarit-M 35mm F2.4 ASPH's 52mm diameter.
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. Leica Summarit-M 35mm F2.4 ASPH weighs 197g, which means it is 96g (32%) lighter than the Voigtlander 50mm F1.5 which has a weight of 293g.
Below you can find the dimension and weight table of the 'Standard Prime Lenses in Leica M Mount for size comparison purposes.
Standard Prime Lenses in Leica M Mount for Size Comparison
Lens Mounts
Both Leica Summarit-M 35mm F2.4 ASPH and Voigtlander 50mm F1.5 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.
Focal Range
Leica Summarit-M 35mm F2.4 ASPH is a prime lens with fixed focal lenght of 35mm. Voigtlander 50mm F1.5 is a prime lens with fixed focal lenght of 50mm.