The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon 16-35mm f4L IS USM and the Canon 24-105mm f4L 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 16-35mm f4L IS USM is the longer of the two lenses at 113mm. The Canon 24-105mm f4L IS USM with a length of 107mm, is 6mm shorter. On the other hand, the Canon 24-105mm f4L IS USM has a larger diameter of 84mm compared to the Canon 16-35mm f4L IS USM's 83mm 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. Canon 16-35mm f4L IS USM weighs 615g, which means it is 55g (8%) lighter than the Canon 24-105mm f4L IS USM which has a weight of 670g.
Filter Threads
Both the Canon 16-35mm f4L IS USM and the Canon 24-105mm f4L IS USM have the same Filter thread size of 77mm.
Below are links to the 77mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Canon 16-35mm f4L IS USM and the Canon 24-105mm f4L IS USM has the same Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Canon 1D X III, Canon 6D MII and Canon 5D MIV.
Focal Range
Canon 16-35mm f4L IS USM has a focal range of 16-35mm and
2.2X 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 - 56mm.
On the other hand, the Canon 24-105mm f4L IS USM has a focal range of 24-105mm and 4.4X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 38.4 - 168mm.