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Canon RF 14mm F1.4L VCM vs Canon RF 15–30mm F4.5–6.3 IS STM

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

Better figure, where one is clearly better

CanonRF 14mm F1.4L VCMCanonRF 15–30mm F4.5–6.3 IS STM
Overview
ReleasedFebruary 2026August 2022
Optics
Lens typePrimeZoom
Focal length14 mm15–30 mm
Maximum aperturef/1.4f/4.5–6.3
Minimum aperturef/16f/22–32
Optical construction18 elements in 13 groups13 elements in 11 groups
Special elementsOne fluorite, one UD, one BR and three glass-moulded aspherical elementsOne plastic-moulded aspherical and two UD elements; Super Spectra coating; no fluorine 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 modelMinimum f/22 at 15 mm and f/32 at 30 mm
Diaphragm11 circular aperture bladesSeven blades
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 firmwareFull-frame Canon RF mount; compatible with APS-C EOS R bodies; RF extenders and EF extension tubes not compatible
Teleconverter supportCanon RF extenders not compatible–
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.24 m0.128 m (manual focus)
Maximum magnification0.11×0.52× (manual focus)
Optical stabilisationNoYes
Autofocus detailVoice Coil Motor autofocus; electronic manual focus ring; maker rear-focus design maintains lens length during focusingSTM autofocus and electronic manual focusing
Focus distance detail–Autofocus minimum 0.28 m across the zoom range; manual-focus minimum 0.128 m at 15 mm and 0.28 m at 20–30 mm
Magnification detail–Autofocus maximum 0.09× at 15 mm, 0.11× at 20 mm and 0.16× at 30 mm; manual-focus maximum 0.52× at 15 mm, 0.11× at 20 mm and 0.16× at 30 mm
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 conditionsOptical IS rated 5.5 stops with EOS R at 30 mm under CIPA, yaw/pitch; coordinated IS rated seven stops with EOS R5 at 30 mm under CIPA, yaw/pitch
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 mm76.6 mm
Length112 mm88.4 mm
Weight578 g390 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)Combined focus/control ring with selector, zoom ring and IS on/off switch
Zoom design–Barrel extends towards the 15 mm setting
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 inferredNo dust or moisture resistance
Dimensions detailApproximately 76.5 mm maximum diameter × 112 mm length; integral hoodApproximately 76.6 mm maximum diameter × 88.4 mm length, retracted
Weight detailApproximately 578 g lensApproximately 390 g lens
Lens hoodBuilt into the lens barrel; maker lists lens cap 14B, Lens Dust Cap RF and pouch LP1219 as accessoriesEW-73E hood and LP1116 pouch, sold separately
In the box–Lens, E-67 II front cap, RF lens dust cap 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 dayAugust 2022 marketed month in Canon Camera Museum

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