The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony FE 40mm F2.5 G and the Samyang AF 35mm F2.8 FE 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 FE 40mm F2.5 G is the longer of the two lenses at 45mm. The Samyang AF 35mm F2.8 FE with a length of 33mm, is 12mm shorter. Besides being longer, the Sony FE 40mm F2.5 G also has a larger diameter of 68mm compared to the Samyang AF 35mm F2.8 FE's 62mm diameter.
Below you can find a scaled side-by-side image of Sony FE 40mm F2.5 G and Samyang AF 35mm F2.8 FE to get a better idea of how their sizes compare in real life.
Comparison image of the Sony FE 40mm F2.5 G and the Samyang AF 35mm F2.8 FE 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. Samyang AF 35mm F2.8 FE weighs 85g, 50% (88g) lighter than the Sony FE 40mm F2.5 G's weight of 173g.
Filter Threads
Both the Sony FE 40mm F2.5 G and the Samyang AF 35mm F2.8 FE have the same Filter thread size of 49mm .
Below are links to the 49mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Sony FE 40mm F2.5 G and the Samyang AF 35mm F2.8 FE has the same Sony E lens mount . Some of the latest released cameras that are compatible with the Sony E lenses are Sony FX5 , Sony A7R VI and Sony A7 V .
Focal Range
Sony FE 40mm F2.5 G is a prime lens with fixed focal lenght of 40mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
60mm .
On the other hand, the Samyang AF 35mm F2.8 FE 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 .
