The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon RF 16-28 F2.8 and the Venus 10mm f2.8 Zero-D FF 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. Canon RF 16-28 F2.8 is the longer of the two lenses at 91mm. The Venus 10mm f2.8 Zero-D FF with a length of 71mm, is 20mm shorter. On the other hand, the Venus 10mm f2.8 Zero-D FF has a larger diameter of 82mm compared to the Canon RF 16-28 F2.8's 77mm diameter.
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. Venus 10mm f2.8 Zero-D FF weighs 420g, 5% (25g) lighter than the Canon RF 16-28 F2.8's weight of 445g.
Filter Threads
The Canon RF 16-28 F2.8 has a filter size of 67mm whereas the Venus 10mm f2.8 Zero-D FF has a 77mm 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 Canon RF 16-28 F2.8:
And these are the 77mm filters that we recommend for the Venus 10mm f2.8 Zero-D FF:
Lens Mounts
The Canon RF 16-28 F2.8 has the Canon RF lens mount whereas the Venus 10mm f2.8 Zero-D FF has the Sony E lens mount. Some of the latest released cameras that are compatible with these mounts are Canon R6 V, Canon R6 III and Canon C50 for the Canon RF Mount and , and for the Sony E Mount.
Venus 10mm f2.8 Zero-D FF is also available in Nikon Z mount.
Focal Range
Canon RF 16-28 F2.8 has a focal range of 16-28mm and
1.8X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of
25.6 - 44.8mm.
On the other hand, the Venus 10mm f2.8 Zero-D FF is a prime lens with fixed focal lenght of 10mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 15mm.