The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 10-18mm F2.8 DC DN C and the Sigma 23mm F1.4 DC DN C 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 23mm F1.4 DC DN C is the longer of the two lenses at 79mm. The Sigma 10-18mm F2.8 DC DN C with a length of 64mm, is 15mm shorter. On the other hand, the Sigma 10-18mm F2.8 DC DN C has a larger diameter of 72mm compared to the Sigma 23mm F1.4 DC DN C's 66mm diameter.
Below you can find a scaled side-by-side image of Sigma 10-18mm F2.8 DC DN C and Sigma 23mm F1.4 DC DN C to get a better idea of how their sizes compare in real life.
Comparison image of the Sigma 10-18mm F2.8 DC DN C and the Sigma 23mm F1.4 DC DN C 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. Sigma 10-18mm F2.8 DC DN C weighs 255g, which means it is 75g (22%) lighter than the Sigma 23mm F1.4 DC DN C which has a weight of 330g.
Filter Threads
The Sigma 10-18mm F2.8 DC DN C has a filter size of 67mm whereas the Sigma 23mm F1.4 DC DN C has a 52mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 67mm filters that we recommend you to consider for the Sigma 10-18mm F2.8 DC DN C:
And these are the 52mm filters that we recommend for the Sigma 23mm F1.4 DC DN C:
Lens Mounts
The Sigma 10-18mm F2.8 DC DN C has the Sony E lens mount whereas the Sigma 23mm F1.4 DC DN C has the Fujifilm X lens mount . Some of the latest released cameras that are compatible with these mounts are Sony ZV-E10 II , Sony A6700 and Sony FX30 for the Sony E Mount and Fujifilm X-T30 III , Fujifilm X-E5 and Fujifilm X-M5 for the Fujifilm X Mount.
Sigma 10-18mm F2.8 DC DN C is also available in the Leica L , Fujifilm X and Canon RF mounts.
Sigma 23mm F1.4 DC DN C is also available in Sony E and Leica L mounts.
Focal Range
Sigma 10-18mm F2.8 DC DN C has a focal range of 10-18mm and
1.8X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of
15-27mm when used on a APS-C / DX format camera.
On the other hand, the Sigma 23mm F1.4 DC DN C 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.