The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 24mm F2 DG DN C and the Sony FE 14mm F1.8 GM 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 14mm F1.8 GM is the longer of the two lenses at 100mm. The Sigma 24mm F2 DG DN C with a length of 72mm, is 28mm shorter. Besides being longer, the Sony FE 14mm F1.8 GM also has a larger diameter of 83mm compared to the Sigma 24mm F2 DG DN C's 70mm diameter.
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Below you can find a scaled side-by-side image of Sigma 24mm F2 DG DN C and Sony FE 14mm F1.8 GM 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. Sigma 24mm F2 DG DN C weighs 365g, which means it is 95g (20%) lighter than the Sony FE 14mm F1.8 GM which has a weight of 460g.
Lens Mounts
Both the Sigma 24mm F2 DG DN C and the Sony FE 14mm F1.8 GM has the same Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony A6700, Sony FX30 and Sony ZV-E10.
Sigma 24mm F2 DG DN C is also available in Leica L mount.
Focal Range
Sigma 24mm F2 DG DN C is a prime lens with fixed focal lenght of 24mm which has an effective (full-frame 35mm equivalent) focal range of
36mm when used on a 35mm FF format camera.
On the other hand, the Sony FE 14mm F1.8 GM is a prime lens with fixed focal lenght of 14mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 21mm.