The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon EF 70-200 F4L IS II USM and the Canon EF 70-300 F4-5.6 IS II 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 EF 70-200 F4L IS II USM is the longer of the two lenses at 176mm. The Canon EF 70-300 F4-5.6 IS II USM with a length of 146mm, is 30mm shorter. On the other hand, there is no difference between the max diameters of these lenses, both coming at 80mm.
Below you can find a scaled side-by-side image of Canon EF 70-200 F4L IS II USM and Canon EF 70-300 F4-5.6 IS II USM to get a better idea of how their sizes compare in real life.
Comparison image of the Canon EF 70-200 F4L IS II USM and the Canon EF 70-300 F4-5.6 IS II 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. Canon EF 70-300 F4-5.6 IS II USM weighs 710g, 8% (70g) lighter than the Canon EF 70-200 F4L IS II USM's weight of 780g.
Below you can find the dimension and weight table of the Telephoto Zoom Lenses in Canon EF Mount for size comparison purposes.
Telephoto Lenses in Canon EF Mount for Size Comparison
Filter Threads
The Canon EF 70-200 F4L IS II USM has a filter size of 72mm whereas the Canon EF 70-300 F4-5.6 IS II USM has a 67mm 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 EF 70-200 F4L IS II USM:
And these are the 67mm filters that we recommend for the Canon EF 70-300 F4-5.6 IS II USM:
Lens Mounts
Both the Canon EF 70-200 F4L IS II USM and the Canon EF 70-300 F4-5.6 IS II USM has the same Canon EF lens mount . Some of the latest released cameras that are compatible with the Canon EF lenses are Blackmagic URSA 12K LF , Z CAM E2-F6 II 6K and Z CAM E2-S6 II 6K .
Focal Range
Canon EF 70-200 F4L IS II USM has a focal range of 70-200mm and
2.9X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of
112 - 320mm .
On the other hand, the Canon EF 70-300 F4-5.6 IS II USM has a focal range of 70-300mm and 4.3X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 112 - 480mm .