Lens Lab
    Canon RF 100-400mm F5.6-8 IS USM
    Canon RF 100-400mm F5.6-8 IS USM

    Canon RF 100-400mm F5.6-8 IS USM

    100–400mm · f/5.6–8

    Overview

    The Canon RF 100-400mm F5.6-8 IS USM is a compact, lightweight, and affordable telephoto zoom, ideal for budget-conscious photographers seeking reach up to 400mm. Optically, it delivers good resolution and sharpness, but its narrow f/5.6-8 aperture limits low-light performance. Build quality is decent with smooth controls, though it lacks weather sealing and a lens hood. It offers 5.5-stop IS and high magnification (0.41x). Best suited for casual wildlife, landscapes, and travel in good light.