The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon RF 24-50mm F4.5-6.3 and the Canon 24-105mm F3.5-5.6 IS STM 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 24-105mm F3.5-5.6 IS STM is the longer of the two lenses at 104mm. The Canon RF 24-50mm F4.5-6.3 with a length of 58mm, is 46mm shorter. Besides being longer, the Canon 24-105mm F3.5-5.6 IS STM also has a larger diameter of 83mm compared to the Canon RF 24-50mm F4.5-6.3's 69mm diameter.
Below you can find a scaled side-by-side image of Canon RF 24-50mm F4.5-6.3 and Canon 24-105mm F3.5-5.6 IS STM to get a better idea of how their sizes compare in real life.
Comparison image of the Canon RF 24-50mm F4.5-6.3 and the Canon 24-105mm F3.5-5.6 IS STM 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. Canon RF 24-50mm F4.5-6.3 weighs 210g, which means it is 315g (60%) lighter than the Canon 24-105mm F3.5-5.6 IS STM which has a weight of 525g.
Filter Threads
The Canon RF 24-50mm F4.5-6.3 has a filter size of 58mm whereas the Canon 24-105mm F3.5-5.6 IS STM 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 58mm filters that we recommend you to consider for the Canon RF 24-50mm F4.5-6.3:
And these are the 77mm filters that we recommend for the Canon 24-105mm F3.5-5.6 IS STM:
Lens Mounts
The Canon RF 24-50mm F4.5-6.3 has the Canon RF lens mount whereas the Canon 24-105mm F3.5-5.6 IS STM has the Canon EF 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 Blackmagic URSA 12K LF , Z CAM E2-F6 II 6K and Z CAM E2-S6 II 6K for the Canon EF Mount.
Focal Range
Canon RF 24-50mm F4.5-6.3 has a focal range of 24-50mm and
2.1X 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 - 80mm .
On the other hand, the Canon 24-105mm F3.5-5.6 IS STM 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 .