The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Viltrox 25mm F1.7 E and the Viltrox AF 20mm f2.8 E 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. Viltrox AF 20mm f2.8 E is the longer of the two lenses at 60mm. The Viltrox 25mm F1.7 E with a length of 56mm, is 4mm shorter. Besides being longer, the Viltrox AF 20mm f2.8 E also has a larger diameter of 65mm compared to the Viltrox 25mm F1.7 E's 64mm diameter.
Below you can find a scaled side-by-side image of Viltrox 25mm F1.7 E and Viltrox AF 20mm f2.8 E to get a better idea of how their sizes compare in real life.
Comparison image of the Viltrox 25mm F1.7 E and the Viltrox AF 20mm f2.8 E 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. Viltrox AF 20mm f2.8 E weighs 157g, 7% (13g) lighter than the Viltrox 25mm F1.7 E's weight of 170g.
Below you can find the dimension and weight table of the Wideangle Prime Lenses in Sony E Mount for size comparison purposes.
Wideangle Sony E Mount
Filter Threads
Both the Viltrox 25mm F1.7 E and the Viltrox AF 20mm f2.8 E have the same Filter thread size of 52mm .
Below are links to the 52mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Viltrox 25mm F1.7 E and the Viltrox AF 20mm f2.8 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-E10 II , Sony A6700 and Sony FX30 .
Focal Range
Viltrox 25mm F1.7 E is a prime lens with fixed focal lenght of 25mm which has an effective (full-frame 35mm equivalent) focal range of
37.5mm when used on a APS-C / DX format camera.
On the other hand, the Viltrox AF 20mm f2.8 E is a prime lens with fixed focal lenght of 20mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 30mm .
