Canon RF 14–35mm F4 L IS USM vs Canon RF 14mm F1.4L VCM

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RF 14–35mm F4 L IS USM compared with RF 14mm F1.4L VCM

	CanonRF 14–35mm F4 L IS USM	CanonRF 14mm F1.4L VCM
Overview
Released
Released	September 2021	February 2026
Optics
Lens type
Lens type	Zoom	Prime
Focal length
Focal length	14–35 mm	14 mm
Maximum aperture
Maximum aperture	f/4	f/1.4
Minimum aperture
Minimum aperture	f/22	f/16
Optical construction
Optical construction	Sixteen elements in twelve groups	18 elements in 13 groups
Special elements
Special elements	Two UD elements, one UD aspherical element and two glass-moulded aspherical elements; Super Spectra, SWC and ASC coatings; fluorine coating on the front surface of the front element	One fluorite, one UD, one BR and three glass-moulded aspherical elements
Coatings
Coatings	–	Two ASC coatings, SWC and Super Spectra; fluorine coating on the front element
Aperture detail
Aperture detail	–	f/1.4–16; iris ring supports stepless aperture control in video, with stills compatibility dependent on camera model
Diaphragm
Diaphragm	Nine blades with circular aperture	11 circular aperture blades
Angle of view
Angle of view	–	104° horizontal, 81° vertical and 114° diagonal on full frame
Projection
Projection	–	Rectilinear ultra-wide design
Mount and compatibility
Mounts
Mounts	Canon RF	Canon RF
Image circle
Image circle	Full frame	Full frame
Compatibility
Compatibility	Canon RF mount for full-frame and APS-C EOS R cameras; RF extenders and EF extension tubes not compatible	Canon EOS R cameras; full-frame image circle; iris-ring functions depend on the camera and firmware
Teleconverter support
Teleconverter support	–	Canon RF extenders not compatible
Focus and stabilisation
Autofocus
Autofocus	Yes	Yes
Minimum focus distance
Minimum focus distance	0.2 m	0.24 m
Maximum magnification
Maximum magnification	0.38×	0.11×
Optical stabilisation
Optical stabilisation	Yes	No
Autofocus detail
Autofocus detail	Nano USM rear focusing system; full-time manual focus in One-Shot AF	Voice Coil Motor autofocus; electronic manual focus ring; maker rear-focus design maintains lens length during focusing
Focus distance detail
Focus distance detail	Minimum focus 0.2 m throughout the zoom range	–
Magnification detail
Magnification detail	Maximum 0.38× at 35 mm	–
Stabilisation detail
Stabilisation detail	Optical IS rated 5.5 stops with EOS R at 35 mm under CIPA, yaw/pitch; coordinated IS rated seven stops with EOS R5 at 35 mm under CIPA, yaw/pitch	No lens optical IS; maker lists camera IBIS CIPA-2024 performance of 6.5 stops at the centre and 2.5 at the corners, subject to the compatible camera/test conditions
Video features
Video features	–	Stepless iris ring; Canon Japan identifies EOS R1/EOS R5 Mark II stills iris-ring support; the US launch also names EOS R6 Mark III; do not assume the same support on every EOS R body
Design
Dust and moisture resistant
Dust and moisture resistant	Yes	Yes
Filter diameter
Filter diameter	77 mm	–
Maximum diameter
Maximum diameter	84.1 mm	76.5 mm
Length
Length	99.8 mm	112 mm
Weight
Weight	540 g (better)	578 g
Controls
Controls	Zoom, electronic manual-focus and customisable control rings; AF/MF and stabiliser on/off switches; automatic panning detection	Customisable control ring, electronic focus ring, iris ring with Auto-position lock, AF/MF switch and custom function button (controls confirmed by Digital Camera World)
Filter detail
Filter detail	–	No front screw-in filter thread; rear gelatin-filter holder for 36.7 × 29.4 mm filters
Zoom design
Zoom design	Barrel extends towards both ends of the zoom range; minimum length near 22 mm; camera-side electronic distortion correction contributes to the compact optical design	–
Weather resistance
Weather resistance	Weather-resistant seals at the mount, switches, zoom ring, focus ring and control ring	Dust and moisture resistant structure with mount gasket; Canon states resistance requires attachment to a camera and cannot prevent all dust or water ingress; no IP rating inferred
Dimensions detail
Dimensions detail	Approximately 84.1 mm maximum diameter × 99.8 mm minimum length near 22 mm; maximum length 107.9 mm at 35 mm (Canon USA specifications)	Approximately 76.5 mm maximum diameter × 112 mm length; integral hood
Weight detail
Weight detail	Approximately 540 g lens	Approximately 578 g lens
Lens hood
Lens hood	EW-83P petal hood included	Built into the lens barrel; maker lists lens cap 14B, Lens Dust Cap RF and pouch LP1219 as accessories
In the box
In the box	Lens, E-77 II front cap, RF dust cap, EW-83P hood, LP1219 soft case and user manual	–
Release detail
Release detail	September 2021 marketed month in Canon Camera Museum	Canon Japan specifies first sale on 20 February 2026; US announcement expected availability by the end of February, rather than the same exact regional day