The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon RF 24-240mm F4-6.3 and the Canon 28-300mm f3.5-5.6L 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 28-300mm f3.5-5.6L IS USM is the longer of the two lenses at 184mm. The Canon RF 24-240mm F4-6.3 with a length of 123mm, is 61mm shorter. Besides being longer, the Canon 28-300mm f3.5-5.6L IS USM also has a larger diameter of 92mm compared to the Canon RF 24-240mm F4-6.3's 80mm 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 RF 24-240mm F4-6.3 weighs 750g, which means it is 920g (55%) lighter than the Canon 28-300mm f3.5-5.6L IS USM which has a weight of 1670g.
Filter Threads
The Canon RF 24-240mm F4-6.3 has a filter size of 72mm whereas the Canon 28-300mm f3.5-5.6L IS USM 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 72mm filters that we recommend you to consider for the Canon RF 24-240mm F4-6.3:
And these are the 77mm filters that we recommend for the Canon 28-300mm f3.5-5.6L IS USM:
Lens Mounts
The Canon RF 24-240mm F4-6.3 has the Canon RF lens mount whereas the Canon 28-300mm f3.5-5.6L IS USM 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 24-240mm F4-6.3 has a focal range of 24-240mm and
10.0X 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 - 384mm.
On the other hand, the Canon 28-300mm f3.5-5.6L IS USM has a focal range of 28-300mm and 10.7X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 44.8 - 480mm.
