The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon RF 28-70mm F2.8 and the Canon RF-S 18-150mm f3.5-6.3 IS 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-S 18-150mm f3.5-6.3 IS is the longer of the two lenses at 95mm. The Canon RF 28-70mm F2.8 with a length of 92mm, is 3mm shorter. On the other hand, the Canon RF 28-70mm F2.8 has a larger diameter of 77mm compared to the Canon RF-S 18-150mm f3.5-6.3 IS's 69mm diameter.
Below you can find a scaled side-by-side image of Canon RF 28-70mm F2.8 and Canon RF-S 18-150mm f3.5-6.3 IS to get a better idea of how their sizes compare in real life.
Comparison image of the Canon RF 28-70mm F2.8 and the Canon RF-S 18-150mm f3.5-6.3 IS 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-S 18-150mm f3.5-6.3 IS weighs 310g, 37% (184g) lighter than the Canon RF 28-70mm F2.8's weight of 494g.
Filter Threads
The Canon RF 28-70mm F2.8 has a filter size of 67mm whereas the Canon RF-S 18-150mm f3.5-6.3 IS has a 55mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 67mm filters that we recommend you to consider for the Canon RF 28-70mm F2.8:
And these are the 55mm filters that we recommend for the Canon RF-S 18-150mm f3.5-6.3 IS:
Lens Mounts
Both the Canon RF 28-70mm F2.8 and the Canon RF-S 18-150mm f3.5-6.3 IS has the same Canon RF lens mount . Some of the latest released cameras that are compatible with the Canon RF lenses are Canon R6 V , Canon R6 III and Canon C50 .
Focal Range
Canon RF 28-70mm F2.8 has a focal range of 28-70mm and
2.5X 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 - 112mm .
On the other hand, the Canon RF-S 18-150mm f3.5-6.3 IS has a focal range of 18-150mm and 8.3X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 28.8-240mm when used on a APS-C / DX format camera.
