Here is a round-up of hands-on reviews and previews of the brand new Canon RF…
Quick Comparison: Canon 16-35mm f/4 vs Tokina 16-28mm f/2.8
Learningdslrvideo made a quick comparison between the new Canon 16-35mm f/4 IS and the Tokina 16-28mm f/2.8. The Canon 16-35mm f/4 IS was announced a few weeks ago.