The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 50mm F1.2 DG DN Art and the Sigma 135mm F1.8 DG HSM A 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 135mm F1.8 DG HSM A is the longer of the two lenses at 139mm. The Sigma 50mm F1.2 DG DN Art with a length of 109mm, is 30mm shorter. Besides being longer, the Sigma 135mm F1.8 DG HSM A also has a larger diameter of 91mm compared to the Sigma 50mm F1.2 DG DN Art's 81mm diameter.
Below you can find a scaled side-by-side image of Sigma 50mm F1.2 DG DN Art and Sigma 135mm F1.8 DG HSM A to get a better idea of how their sizes compare in real life.
Comparison image of the Sigma 50mm F1.2 DG DN Art and the Sigma 135mm F1.8 DG HSM A Size and Weight 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. Sigma 50mm F1.2 DG DN Art weighs 745g, which means it is 385g (34%) lighter than the Sigma 135mm F1.8 DG HSM A which has a weight of 1130g.
Filter Threads
The Sigma 50mm F1.2 DG DN Art has a filter size of 72mm whereas the Sigma 135mm F1.8 DG HSM A has a 82mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 72mm filters that we recommend you to consider for the Sigma 50mm F1.2 DG DN Art:
And these are the 82mm filters that we recommend for the Sigma 135mm F1.8 DG HSM A:
Lens Mounts
Both the Sigma 50mm F1.2 DG DN Art and the Sigma 135mm F1.8 DG HSM A has the same Leica L lens mount . Some of the latest released cameras that are compatible with the Leica L lenses are Leica SL3-P , Panasonic S1 II and Panasonic S1 IIE .
Sigma 50mm F1.2 DG DN Art is also available in the Sony E mount.
Focal Range
Sigma 50mm F1.2 DG DN Art is a prime lens with fixed focal lenght of 50mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
75mm .
On the other hand, the Sigma 135mm F1.8 DG HSM A is a prime lens with fixed focal lenght of 135mm.