Canon RF 400mm F2.8 L IS USM vs Canon RF 100-400mm F5.6-8 IS USM

This is a full comparison between the lenses Canon RF 400mm F2.8 L IS USM and Canon RF 100-400mm F5.6-8 IS USM.

Compare Specifications

Product
Canon RF 400mm F2.8 L IS USM
Canon RF 100-400mm F5.6-8 IS USM
Name Canon RF 400mm F2.8 L IS USM Canon RF 100-400mm F5.6-8 IS USM
Manufacturer Canon Canon
SKU
Release Date and Price
Canon RF 400mm F2.8 L IS USM
Canon RF 100-400mm F5.6-8 IS USM
Release Year 2021 2021
Release Date 2021-04-14 2021-09-14
MSRP N/A N/A
Last known price 11999 USD 599 USD
Buy it today
Lens Type
Canon RF 400mm F2.8 L IS USM
Canon RF 100-400mm F5.6-8 IS USM
Lens Type Telephoto
Supertelephoto
Telephoto
Zoom or Prime Prime lens (no zoom) Zoom lens
Mount and Compatibility
Canon RF 400mm F2.8 L IS USM
Canon RF 100-400mm F5.6-8 IS USM
Mount Canon RF Canon RF
Designed for APS-C sensor No (Suitable for all sensors) No (Suitable for all sensors)
Focus
Canon RF 400mm F2.8 L IS USM
Canon RF 100-400mm F5.6-8 IS USM
Autofocus (AF) Yes Yes
Built-in Autofocus (AF) Motor Yes Yes
Motor Type Ring-Type Ultrasonic Nano Ultrasonic
Focus Method No information No information
Closest Focusing Distance 250 cm 88 cm
Maximum Magnification 0,17 0,41
Aperture
Canon RF 400mm F2.8 L IS USM
Canon RF 100-400mm F5.6-8 IS USM
Maximum Aperture F2,8 F5,6-8
This lens has a variable aperture at different focal lengths.
F5,6 at 100 mm
F8 at 400 mm
Variable Aperture
Diaphragm Blades 9 9
Optics
Canon RF 400mm F2.8 L IS USM
Canon RF 100-400mm F5.6-8 IS USM
Construction 17 elements  /  13 groups 12 elements  /  9 groups
Special Elements/Coatings 1 Super UD + 2 fluorite elements, Super Spectra + ASC coatings 1 UD + 1 aspherical element, Super Spectra Coating
Focal Length
Canon RF 400mm F2.8 L IS USM
Canon RF 100-400mm F5.6-8 IS USM
Focal Length 400 mm 100-400 mm
Zoom Range None (Prime lens)
No Zoom available.
300 mm
Built-in Teleconverter No No
Teleconverter Multiplier N/A N/A
Image Stabilization Yes Yes
Image Stabilization CIPA Rating 5.5 stops 5.5 stops
Physical
Canon RF 400mm F2.8 L IS USM
Canon RF 100-400mm F5.6-8 IS USM
Weather Sealing Yes No
Diameter 168 mm 80 mm
Length 367 mm 165 mm
Weight 2890 gr 635 gr
Other
Canon RF 400mm F2.8 L IS USM
Canon RF 100-400mm F5.6-8 IS USM
Filter Type Drop-in Filter Filter Thread
Filter Diameter 52 mm 67 mm
Lens Hood Included Not Included
Lens Hood SKU ET-155 ET-74B
Tripod Collar Included N/A
Tripod Collar SKU N/A N/A