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Canon RF 14mm F1.4L VCM vs Canon RF 50mm F1.2 L USM

Every spec side by side, from each maker's published figures.

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CanonRF 14mm F1.4L VCMCanonRF 50mm F1.2 L USM
Overview
ReleasedFebruary 2026October 2018
Optics
Lens typePrimePrime
Focal length14 mm50 mm
Maximum aperturef/1.4f/1.2
Minimum aperturef/16f/16
Optical construction18 elements in 13 groupsFifteen elements in nine groups
Special elementsOne fluorite, one UD, one BR and three glass-moulded aspherical elementsOne UD element, two ground and polished aspherical elements and one glass-moulded aspherical element; Air Sphere Coating
CoatingsTwo ASC coatings, SWC and Super Spectra; fluorine coating on the front element–
Aperture detailf/1.4–16; iris ring supports stepless aperture control in video, with stills compatibility dependent on camera model–
Diaphragm11 circular aperture bladesTen blades with circular aperture
Angle of view104° horizontal, 81° vertical and 114° diagonal on full frame–
ProjectionRectilinear ultra-wide design–
Mount and compatibility
MountsCanon RFCanon RF
Image circleFull frameFull frame
CompatibilityCanon EOS R cameras; full-frame image circle; iris-ring functions depend on the camera and firmwareCanon RF mount for full-frame and APS-C EOS R cameras; not compatible with EOS DSLRs
Teleconverter supportCanon RF extenders not compatible–
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.24 m0.4 m
Maximum magnification0.11×0.19×
Optical stabilisationNoNo
Autofocus detailVoice Coil Motor autofocus; electronic manual focus ring; maker rear-focus design maintains lens length during focusingRing-type USM; electronic manual focusing with full-time manual override
Focus distance detail–Minimum focus 0.4 m; focus limiter selects full range or 0.8 m–infinity (Cameralabs)
Magnification detail–Maximum 0.19×
Stabilisation detailNo 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 conditionsNo optical image stabiliser (Cameralabs)
Video featuresStepless 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 resistantYesYes
Filter diameter–77 mm
Maximum diameter76.5 mm89.8 mm
Length112 mm108 mm
Weight578 g950 g
ControlsCustomisable control ring, electronic focus ring, iris ring with Auto-position lock, AF/MF switch and custom function button (controls confirmed by Digital Camera World)Electronic manual-focus and customisable control rings; AF/MF and focus-limiter switches
Filter detailNo front screw-in filter thread; rear gelatin-filter holder for 36.7 × 29.4 mm filters–
Weather resistanceDust 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 inferredDust and moisture resistant construction
Dimensions detailApproximately 76.5 mm maximum diameter × 112 mm length; integral hoodApproximately 89.8 mm maximum diameter × 108 mm length
Weight detailApproximately 578 g lensApproximately 950 g lens
Lens hoodBuilt into the lens barrel; maker lists lens cap 14B, Lens Dust Cap RF and pouch LP1219 as accessoriesES-83 hood included
In the box–Lens, E-77 II front cap, RF dust cap, ES-83 hood, LP1319 case and user manual
Release detailCanon Japan specifies first sale on 20 February 2026; US announcement expected availability by the end of February, rather than the same exact regional dayOctober 2018 marketed month in Canon Camera Museum

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