Canon EF 20-35mm F3.5-4.5 USM vs Canon RF 14-35mm F4 L IS USM

This is a full comparison between the lenses Canon EF 20-35mm F3.5-4.5 USM and Canon RF 14-35mm F4 L IS USM.

Compare Specifications

Product
Canon EF 20-35mm F3.5-4.5 USM
Canon RF 14-35mm F4 L IS USM
Name Canon EF 20-35mm F3.5-4.5 USM Canon RF 14-35mm F4 L IS USM
Manufacturer Canon Canon
SKU
Release Date and Price
Canon EF 20-35mm F3.5-4.5 USM
Canon RF 14-35mm F4 L IS USM
Release Year 1993 2021
Release Date 2021-06-29
MSRP N/A N/A
Last known price 0 USD 1199 USD
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Lens Type
Canon EF 20-35mm F3.5-4.5 USM
Canon RF 14-35mm F4 L IS USM
Lens Type Wide Angle Lens Wide Angle Lens
Zoom or Prime Zoom lens Zoom lens
Mount and Compatibility
Canon EF 20-35mm F3.5-4.5 USM
Canon RF 14-35mm F4 L 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 20-35mm F3.5-4.5 USM
Canon RF 14-35mm F4 L IS USM
Autofocus (AF) Yes Yes
Built-in Autofocus (AF) Motor Yes Yes
Motor Type No information Nano Ultrasonic
Focus Method No information No information
Closest Focusing Distance 34 cm 20 cm
Maximum Magnification 0,38
Aperture
Canon EF 20-35mm F3.5-4.5 USM
Canon RF 14-35mm F4 L IS USM
Maximum Aperture F3,5-4,5
This lens has a variable aperture at different focal lengths.
F3,5 at 20 mm
F4,5 at 35 mm
Variable Aperture
F4
Diaphragm Blades No information 9
Optics
Canon EF 20-35mm F3.5-4.5 USM
Canon RF 14-35mm F4 L IS USM
Construction 12 elements  /  11 groups 16 elements  /  12 groups
Special Elements/Coatings No information 3 UD + 3 aspherical elements, Super Spectra + Sub-wavelength Structure + Air Sphere coatings
Focal Length
Canon EF 20-35mm F3.5-4.5 USM
Canon RF 14-35mm F4 L IS USM
Focal Length 20-35 mm 14-35 mm
Zoom Range 15 mm 21 mm
Built-in Teleconverter No No
Teleconverter Multiplier N/A N/A
Image Stabilization No Yes
Image Stabilization CIPA Rating N/A 5 stops
Physical
Canon EF 20-35mm F3.5-4.5 USM
Canon RF 14-35mm F4 L IS USM
Weather Sealing No Yes
Diameter 83 mm 84 mm
Length 68 mm 100 mm
Weight 340 gr 540 gr
Other
Canon EF 20-35mm F3.5-4.5 USM
Canon RF 14-35mm F4 L IS USM
Filter Type Filter Thread Filter Thread
Filter Diameter 77 mm 77 mm
Lens Hood Not Included Included
Lens Hood SKU EW-83 II EW-83P
Tripod Collar N/A N/A
Tripod Collar SKU N/A N/A