Canon EF 400mm F4 DO IS II USM vs Canon RF 100-400mm F5.6-8 IS USM

This is a full comparison between the lenses Canon EF 400mm F4 DO IS II USM and Canon RF 100-400mm F5.6-8 IS USM.

Compare Specifications

Product
Canon EF 400mm F4 DO IS II USM
Canon RF 100-400mm F5.6-8 IS USM
Name Canon EF 400mm F4 DO IS II USM Canon RF 100-400mm F5.6-8 IS USM
Manufacturer Canon Canon
SKU
Release Date and Price
Canon EF 400mm F4 DO IS II USM
Canon RF 100-400mm F5.6-8 IS USM
Release Year 2014 2021
Release Date 2014-09-15 2021-09-14
MSRP N/A N/A
Last known price 6899 USD 599 USD
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Lens Type
Canon EF 400mm F4 DO IS II USM
Canon RF 100-400mm F5.6-8 IS USM
Lens Type Telephoto
Zoom or Prime Prime lens (no zoom) Zoom lens
Mount and Compatibility
Canon EF 400mm F4 DO IS II USM
Canon RF 100-400mm F5.6-8 IS USM
Mount Canon EF Canon RF
Designed for APS-C sensor No (Suitable for all sensors) No (Suitable for all sensors)
Focus
Canon EF 400mm F4 DO IS II USM
Canon RF 100-400mm F5.6-8 IS USM
Autofocus (AF) Yes Yes
Built-in Autofocus (AF) Motor Yes Yes
Motor Type Ultrasonic Nano Ultrasonic
Focus Method No information No information
Closest Focusing Distance 330 cm 88 cm
Maximum Magnification 0,13 0,41
Aperture
Canon EF 400mm F4 DO IS II USM
Canon RF 100-400mm F5.6-8 IS USM
Maximum Aperture F4 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 EF 400mm F4 DO IS II USM
Canon RF 100-400mm F5.6-8 IS USM
Construction 18 elements  /  12 groups 12 elements  /  9 groups
Special Elements/Coatings Anti-smear fluorine coating on front element, large-diameter aspheric element, UD element 1 UD + 1 aspherical element, Super Spectra Coating
Focal Length
Canon EF 400mm F4 DO IS II 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 4 stops 5.5 stops
Physical
Canon EF 400mm F4 DO IS II USM
Canon RF 100-400mm F5.6-8 IS USM
Weather Sealing Yes No
Diameter 128 mm 80 mm
Length 233 mm 165 mm
Weight 2100 gr 635 gr
Other
Canon EF 400mm F4 DO IS II 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-120 ET-74B
Tripod Collar Included N/A
Tripod Collar SKU N/A N/A