The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony FE 16-35mm F2.8 GM II and the Canon RF 15-35mm F2.8L IS USM 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 15-35mm F2.8L IS USM is the longer of the two lenses at 127mm. The Sony FE 16-35mm F2.8 GM II with a length of 112mm, is 15mm shorter. Besides being longer, the Canon RF 15-35mm F2.8L IS USM also has a larger diameter of 89mm compared to the Sony FE 16-35mm F2.8 GM II's 88mm diameter.
Below you can find a scaled side-by-side image of Sony FE 16-35mm F2.8 GM II and Canon RF 15-35mm F2.8L IS USM to get a better idea of how their sizes compare in real life.
Comparison image of the Sony FE 16-35mm F2.8 GM II and the Canon RF 15-35mm F2.8L IS USM 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. Sony FE 16-35mm F2.8 GM II weighs 547g, which means it is 293g (34%) lighter than the Canon RF 15-35mm F2.8L IS USM which has a weight of 840g.
Filter Threads
Both the Sony FE 16-35mm F2.8 GM II and the Canon RF 15-35mm F2.8L IS USM have the same Filter thread size of 82mm .
Below are links to the 82mm filters that we recommend you to consider for these lenses:
Lens Mounts
The Sony FE 16-35mm F2.8 GM II has the Sony E lens mount whereas the Canon RF 15-35mm F2.8L IS USM has the Canon RF lens mount . Some of the latest released cameras that are compatible with these mounts are Sony FX5 , Sony A7R VI and Sony A7 V for the Sony E Mount and Canon R6 V , Canon R6 III and Canon C50 for the Canon RF Mount.
Focal Range
Sony FE 16-35mm F2.8 GM II has a focal range of 16-35mm and
2.2X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
24 - 52.5mm .
On the other hand, the Canon RF 15-35mm F2.8L IS USM has a focal range of 15-35mm and 2.3X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 24 - 56mm .
