The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Venus Argus 35mm F0.95 FF and the Canon RF 50mm F1.8 STM 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. Venus Argus 35mm F0.95 FF is the longer of the two lenses at 103mm. The Canon RF 50mm F1.8 STM with a length of 41mm, is 62mm shorter. Besides being longer, the Venus Argus 35mm F0.95 FF also has a larger diameter of 77mm compared to the Canon RF 50mm F1.8 STM'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 RF 50mm F1.8 STM weighs 160g, 78% (595g) lighter than the Venus Argus 35mm F0.95 FF's weight of 755g.
Filter Threads
The Venus Argus 35mm F0.95 FF has a filter size of 72mm whereas the Canon RF 50mm F1.8 STM has a 43mm 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 Venus Argus 35mm F0.95 FF:
And these are the 43mm filters that we recommend for the Canon RF 50mm F1.8 STM:
Lens Mounts
Both the Venus Argus 35mm F0.95 FF and the Canon RF 50mm F1.8 STM has the same Canon RF lens mount. Some of the latest released cameras that are compatible with the Canon RF lenses are Canon R6 V, Canon R6 III and Canon C50.
Venus Argus 35mm F0.95 FF is also available in the Nikon Z and Sony E mounts.
Focal Range
Venus Argus 35mm F0.95 FF is a prime lens with fixed focal lenght of 35mm.
On the other hand, the Canon RF 50mm F1.8 STM 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.