In our time with the Canon RF 24-70mm f/2.8L IS USM, it performed like an amped-up version of the EF equivalent – in particular, focus seemed snappier, thanks no doubt to the improved capabilities of the EOS R system and the faster communication enabled by the RF mount.
With a wide maximum constant aperture of f/2.8, and a high-quality construction, we’d expect the RF 24-70mm f/2.8 L IS USM to produce great bokeh and we have not been disappointed. With attractive rounded bokeh, it’s a great lens for throwing the background out of focus.
If you do professional work and will make the money back. I can highly recommend this. If you do professional work but don't have the money to throw around quite yet on lenses. Go for a Sigma 24-70 2.8 + the Canon EF-RF adapter. You cannot go wrong with that combo. Especially if you use the Canon EF-RF with the drop in filter adapter!
Sony claims it's the smallest and lightest F2.8 standard zoom lens on the market (meaning 24-70mm F2.8 zooms). It's 22% lighter than its predecessor, 14% lighter than Nikon’s Nikkor Z 24–70mm F2.8 lens, 16% lighter than Sigma’s 24–70mm F2.8 DG DN lens and 23% lighter than Canon’s RF 24–70mm F2.8 L IS USM lens. Let's take a closer
The Canon RF 70-200mm F4 L IS USM is a compact zoom with quick focus and exquisite optics. See It Read Our Canon RF 24-105mm F4 L IS USM Review. 4.0 . See It Read Our Canon RF 28-70mm F2 L
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canon rf 24 70mm f 2.8 l is usm review