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Canon RF 135mm F1.8 L IS USM vs Canon RF 14mm F1.4L VCM

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

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CanonRF 135mm F1.8 L IS USMCanonRF 14mm F1.4L VCM
Overview
ReleasedJanuary 2023February 2026
Optics
Lens typePrimePrime
Focal length135 mm14 mm
Maximum aperturef/1.8f/1.4
Minimum aperturef/22f/16
Optical constructionSeventeen elements in twelve groups18 elements in 13 groups
Special elementsThree UD elementsOne fluorite, one UD, one BR and three glass-moulded aspherical elements
CoatingsASC and Super Spectra coatings; front-element fluorine coatingTwo ASC coatings, SWC and Super Spectra; fluorine coating on the front element
Aperture detail–f/1.4–16; iris ring supports stepless aperture control in video, with stills compatibility dependent on camera model
DiaphragmNine blades with circular aperture11 circular aperture blades
Angle of viewApproximately 18° diagonal104° horizontal, 81° vertical and 114° diagonal on full frame
Projection–Rectilinear ultra-wide design
Mount and compatibility
MountsCanon RFCanon RF
Image circleFull frameFull frame
CompatibilityCanon RF mount for full-frame and APS-C EOS R camerasCanon EOS R cameras; full-frame image circle; iris-ring functions depend on the camera and firmware
Teleconverter supportCanon RF 1.4× and 2× extenders not compatibleCanon RF extenders not compatible
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.7 m0.24 m
Maximum magnification0.26×0.11×
Optical stabilisationYesNo
Autofocus detailNano USM; full-time manual focusing supported in One Shot AF and Servo AF on compatible EOS R-series camerasVoice Coil Motor autofocus; electronic manual focus ring; maker rear-focus design maintains lens length during focusing
Focus distance detailMinimum focus 0.70 m; no distance limiter switch–
Magnification detailMaximum 0.26×; approximately 135 × 91 mm field of view at minimum focus–
Stabilisation detailUp to 5.5 stops optical IS with EOS R; up to 8 stops coordinated with EOS R3 IBIS, under CIPA yaw/pitch testingNo 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 featuresFocus breathing correction available on compatible camerasStepless 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 diameter82 mm–
Maximum diameter89.2 mm76.5 mm
Length130.3 mm112 mm
Weight935 g578 g
ControlsSeparate electronic manual-focus and customisable control rings; two customisable lens function buttons default to AF stop; AF/MF and stabiliser switchesCustomisable 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–No front screw-in filter thread; rear gelatin-filter holder for 36.7 × 29.4 mm filters
Weather resistanceDust and moisture resistant construction with rubber mount seal; front-element fluorine coatingDust 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 detailApproximately 89.2 mm maximum diameter × 130.3 mm lengthApproximately 76.5 mm maximum diameter × 112 mm length; integral hood
Weight detailApproximately 935 g lensApproximately 578 g lens
Lens hoodET-88B hood included (Canon UK store)Built into the lens barrel; maker lists lens cap 14B, Lens Dust Cap RF and pouch LP1219 as accessories
In the boxLens, ET-88B hood, LP1319 lens case, E-82 II front cap and RF dust cap (Canon UK store)–
Release detailJanuary 2023 marketed month in Canon Camera MuseumCanon Japan specifies first sale on 20 February 2026; US announcement expected availability by the end of February, rather than the same exact regional day

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