Super Telephoto Lenses by Canon Sorted by Price

$300 to $400	EF 600mm f/4.0L IS USM $369.00
$700 to $800	RF 600mm F11 IS STM $729.00
$900 to $1000	RF 800mm F11 DO IS STM $999.00
$1000 to $1200	EF 400mm f/5.6L USM $1149.99
$6000 to $10000	EF 500mm f/4L IS USM $6293.54 EF 400mm f/4 DO IS II $6899.00 EF 400mm f/2.8L IS II USM $7999.00 EF 500mm f/4L IS II USM $8799.00 EF 600mm f/4L IS II USM $9499.00
$10000 and up	EF 800mm f/5.6L IS USM $11498.00 EF 600mm f/4L IS III USM $12999.00 EF 400mm f/2.8L IS III USM $13399.00 RF 400mm f/2.8L IS USM $13399.00 RF 600mm f/4L IS USM $14499.00 RF 800mm f/5.6 L IS USM $18799.00 RF 1200mm f/8 L IS USM $22699.00