The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 30mm F1.4 C and the Fujifilm 23mm F2 WR 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. Sigma 30mm F1.4 C is the longer of the two lenses at 73mm. The Fujifilm 23mm F2 WR with a length of 52mm, is 21mm shorter. Besides being longer, the Sigma 30mm F1.4 C also has a larger diameter of 65mm compared to the Fujifilm 23mm F2 WR's 60mm diameter.
Below you can find a scaled side-by-side image of Sigma 30mm F1.4 C and Fujifilm 23mm F2 WR to get a better idea of how their sizes compare in real life.
Comparison image of the Sigma 30mm F1.4 C and the Fujifilm 23mm F2 WR 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. Fujifilm 23mm F2 WR weighs 180g, 32% (85g) lighter than the Sigma 30mm F1.4 C's weight of 265g.
Filter Threads
The Sigma 30mm F1.4 C has a filter size of 52mm whereas the Fujifilm 23mm F2 WR has a 43mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 52mm filters that we recommend you to consider for the Sigma 30mm F1.4 C:
And these are the 43mm filters that we recommend for the Fujifilm 23mm F2 WR:
Lens Mounts
Both the Sigma 30mm F1.4 C and the Fujifilm 23mm F2 WR has the same Fujifilm X lens mount . Some of the latest released cameras that are compatible with the Fujifilm X lenses are Fujifilm X-T30 III , Fujifilm X-E5 and Fujifilm X-M5 .
Sigma 30mm F1.4 C is also available in the Sony E , Micro Four Thirds , Nikon Z , Leica L and Canon RF mounts.
Focal Range
Sigma 30mm F1.4 C is a prime lens with fixed focal lenght of 30mm which has an effective (full-frame 35mm equivalent) focal range of
45mm when used on a APS-C / DX format camera.
On the other hand, the Fujifilm 23mm F2 WR is a prime lens with fixed focal lenght of 23mm which has an effective (full-frame 35mm equivalent) focal range of 34.5mm when used on a APS-C / DX format camera.