Canon's flagship telephoto zoom for the RF system — the RF 100-500mm reaches further than any comparable professional zoom at launch, pairing L-series optical quality with five stops of IS and fast Nano USM AF. On APS-C RF bodies it extends to an effective 160–800mm equivalent — extraordinary reach for wildlife photographers. The most capable telephoto zoom in the Canon RF catalogue, and compatible with Canon's 1.4x and 2x extenders for reach beyond 1000mm.
Select up to 2 cameras to compare against the RF 100-500mm f/4.5-7.1L IS USM. It's always pinned as the baseline.
No significant limitations identified — this is a versatile camera without obvious weak spots for most shooters.