The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony FE 35mm F1.8 and the Sigma 16mm F1.4 DC DN E for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is an important deciding factor when comparing two lenses. Sigma 16mm F1.4 DC DN E is the longer of the two lenses at 92mm. The Sony FE 35mm F1.8 with a length of 73mm, is 19mm shorter. Besides being longer, the Sigma 16mm F1.4 DC DN E also has a larger diameter of 72mm compared to the Sony FE 35mm F1.8's 66mm diameter.
Below you can find a scaled side-by-side image of Sony FE 35mm F1.8 and Sigma 16mm F1.4 DC DN E to get a better idea of how their sizes compare in real life.
Comparison image of the Sony FE 35mm F1.8 and the Sigma 16mm F1.4 DC DN E Size and Weight The weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Sony FE 35mm F1.8 weighs 280g, which means it is 125g (30%) lighter than the Sigma 16mm F1.4 DC DN E which has a weight of 405g.
Below you can find the dimension and weight table of the Wideangle Prime Lenses in Sony E Mount for size comparison purposes.
Wideangle Prime Lenses in Sony E Mount for Size Comparison
Lens Mounts
Both the Sony FE 35mm F1.8 and the Sigma 16mm F1.4 DC DN E has the same Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony ZV-E1, Sony A7R V and Sony FX30.
Focal Range
Sony FE 35mm F1.8 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.
Sigma 16mm F1.4 DC DN E is a prime lens with fixed focal lenght of 16mm which has an effective (full-frame 35mm equivalent) focal range of 24mm when used on a APS-C / DX format camera.