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Canon RF 14mm F1.4L VCM vs Canon RF 45mm F1.2 STM

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

Better figure, where one is clearly better

CanonRF 14mm F1.4L VCMCanonRF 45mm F1.2 STM
Overview
ReleasedFebruary 2026November 2025
Optics
Lens typePrimePrime
Focal length14 mm45 mm
Maximum aperturef/1.4f/1.2
Minimum aperturef/16f/16
Optical construction18 elements in 13 groupsNine elements in seven groups
Special elementsOne fluorite, one UD, one BR and three glass-moulded aspherical elementsOne plastic-moulded aspherical element (Canon USA)
CoatingsTwo ASC coatings, SWC and Super Spectra; fluorine coating on the front elementSuper Spectra coating
Aperture detailf/1.4–16; iris ring supports stepless aperture control in video, with stills compatibility dependent on camera modelf/1.2–16
Diaphragm11 circular aperture bladesNine aperture blades
Angle of view104° horizontal, 81° vertical and 114° diagonal on full frame43°35′ horizontal, 29°50′ vertical and 51°20′ 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 EOS R cameras; full-frame image circle
Teleconverter supportCanon RF extenders not compatibleCanon RF extenders not compatible
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.24 m0.45 m
Maximum magnification0.11×0.13×
Optical stabilisationNoNo
Autofocus detailVoice Coil Motor autofocus; electronic manual focus ring; maker rear-focus design maintains lens length during focusingGear-type STM autofocus with magnetic focus-position detection; full-time electronic manual focus
Focus distance detail–Minimum focusing distance 0.45 m; Canon does not separately specify AF/MF distances
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 stabilisation (Canon USA)
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 resistantYesNo
Filter diameter–67 mm
Maximum diameter76.5 mm78 mm
Length112 mm75 mm
Weight578 g346 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)Separate focus and clickable control rings; AF/MF switch; no iris ring or lens function button (Canon USA)
Filter detailNo front screw-in filter thread; rear gelatin-filter holder for 36.7 × 29.4 mm filters67 mm front screw-in filter thread
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 inferredNo dust or weather resistant construction (Canon USA)
Dimensions detailApproximately 76.5 mm maximum diameter × 112 mm length; integral hoodApproximately 78 mm maximum diameter × 75 mm length
Weight detailApproximately 578 g lensApproximately 346 g lens
Lens hoodBuilt into the lens barrel; maker lists lens cap 14B, Lens Dust Cap RF and pouch LP1219 as accessoriesOptional ES-73B hood and LP1116 case; E-67 II front cap and Lens Dust Cap RF listed by Canon
In the box–Front and rear lens caps (Amateur Photographer); hood not included
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 dayCanon Japan's 14 November 2025 notice confirms first sale on 28 November 2025; Photography Blog instead reports availability from 20 November without a matching regional maker day, so no UK date is inferred

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