The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Yongnuo 11mm F1.8S E and the Sigma 10-18mm F2.8 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. Yongnuo 11mm F1.8S E is the longer of the two lenses at 69mm. The Sigma 10-18mm F2.8 DC DN C with a length of 64mm, is 5mm shorter. On the other hand, the Sigma 10-18mm F2.8 DC DN C has a larger diameter of 72mm compared to the Yongnuo 11mm F1.8S E's 66mm diameter.
Below you can find a scaled side-by-side image of Yongnuo 11mm F1.8S E and Sigma 10-18mm F2.8 DC DN C to get a better idea of how their sizes compare in real life.
Comparison image of the Yongnuo 11mm F1.8S E and the Sigma 10-18mm F2.8 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, 1% (5g) lighter than the Yongnuo 11mm F1.8S E's weight of 260g.
Filter Threads
The Yongnuo 11mm F1.8S E has a filter size of 58mm whereas the Sigma 10-18mm F2.8 DC DN C has a 67mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 58mm filters that we recommend you to consider for the Yongnuo 11mm F1.8S E:
And these are the 67mm filters that we recommend for the Sigma 10-18mm F2.8 DC DN C:
Lens Mounts
Both the Yongnuo 11mm F1.8S E and the Sigma 10-18mm F2.8 DC DN C 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 .
Sigma 10-18mm F2.8 DC DN C is also available in Leica L , Fujifilm X and Canon RF mounts.
Focal Range
Yongnuo 11mm F1.8S E is a prime lens with fixed focal lenght of 11mm which has an effective (full-frame 35mm equivalent) focal range of
16.5mm when used on a APS-C / DX format camera.
On the other hand, the 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.