The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony FE 50mm F1.2 GM and the Samyang 50mm F1.4 FE II 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 50mm F1.2 GM is the longer of the two lenses at 108mm. The Samyang 50mm F1.4 FE II with a length of 89mm, is 19mm shorter. Besides being longer, the Sony FE 50mm F1.2 GM also has a larger diameter of 87mm compared to the Samyang 50mm F1.4 FE II's 80mm diameter.
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Below you can find a scaled side-by-side image of Sony FE 50mm F1.2 GM and Samyang 50mm F1.4 FE II to get a better idea of how their sizes compare in real life.
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 50mm F1.4 FE II weighs 420g, 46% (358g) lighter than the Sony FE 50mm F1.2 GM's weight of 778g.
Below you can find the dimension and weight table of the Standard Prime Lenses in Sony E Mount for size comparison purposes.
Standard Lenses in Sony E Mount for Size Comparison
Filter Threads
Both the Sony FE 50mm F1.2 GM and the Samyang 50mm F1.4 FE II have the same Filter thread size of 72mm.
Below are links to the 72mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Sony FE 50mm F1.2 GM and the Samyang 50mm F1.4 FE II has the same Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony A9 III, Sony A7C Mark II and Sony A7CR.
Focal Range
Both lenses have the same focal range of
50mm but while Sony FE 50mm F1.2 GM has the fastest aperture of
F1.2, the Samyang 50mm F1.4 FE II's widest aperture value is
F1.4.