The Canon EOS R5 and R6 both use the same Canon RF Mount and have the same number of available lenses (43). While the R5 has a better sensor (45Mp vs. 20.1Mp), the R6’s reduced pixel density ...

The Canon EOS R6 was the number-one selling full-frame camera ... with cameras such as the flagship EOS R1 and pro-level EOS R5 Mark II, and lenses including the RF 24mm f/1.4 L VCM and RF 50mm ...