The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon 50mm f1.4 USM and the Sony 35mm F1.4 G 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. Sony 35mm F1.4 G is the longer of the two lenses at 76mm. The Canon 50mm f1.4 USM with a length of 51mm, is 25mm shorter. On the other hand, the Canon 50mm f1.4 USM has a larger diameter of 74mm compared to the Sony 35mm F1.4 G's 69mm 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. Canon 50mm f1.4 USM weighs 290g, which means it is 220g (43%) lighter than the Sony 35mm F1.4 G which has a weight of 510g.
Filter Threads
The Canon 50mm f1.4 USM has a filter size of 58mm whereas the Sony 35mm F1.4 G has a 55mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 58mm filters that we recommend you to consider for the Canon 50mm f1.4 USM:
And these are the 55mm filters that we recommend for the Sony 35mm F1.4 G:
Lens Mounts
The Canon 50mm f1.4 USM has the Canon EF lens mount whereas the Sony 35mm F1.4 G has the Sony Alpha lens mount. Some of the latest released cameras that are compatible with these mounts are Blackmagic URSA 12K LF, Z CAM E2-F6 II 6K and Z CAM E2-S6 II 6K for the Canon EF Mount and Sony A99 II, Sony A68 and Sony A77 II for the Sony Alpha Mount.
Focal Range
Canon 50mm f1.4 USM is a prime lens with fixed focal lenght of 50mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of
80mm.
On the other hand, the Sony 35mm F1.4 G is a prime lens with fixed focal lenght of 35mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 52.5mm.
