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Canon RF 14mm F1.4L VCM vs Canon RF 75–300mm F4–5.6

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

Better figure, where one is clearly better

CanonRF 14mm F1.4L VCMCanonRF 75–300mm F4–5.6
Overview
ReleasedFebruary 2026May 2025
Optics
Lens typePrimeZoom
Focal length14 mm75–300 mm
Maximum aperturef/1.4f/4–5.6
Minimum aperturef/16f/32–45
Optical construction18 elements in 13 groupsThirteen elements in nine groups; Canon states the optical design is adapted from the EF 75–300mm F4–5.6 III
Special elementsOne fluorite, one UD, one BR and three glass-moulded aspherical elements–
CoatingsTwo ASC coatings, SWC and Super Spectra; fluorine coating on the front elementSuper Spectra; no fluorine coating
Aperture detailf/1.4–16; iris ring supports stepless aperture control in video, with stills compatibility dependent on camera modelMaximum f/4 at 75 mm and f/5.6 at 300 mm; minimum f/32 and f/45 respectively
Diaphragm11 circular aperture bladesSeven blades
Angle of view104° horizontal, 81° vertical and 114° diagonal on full frameFull-frame diagonal 32°11′–8°15′; horizontal 27°–6°50′; vertical 18°11′–4°35′
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; 120–480 mm equivalent field of view on Canon APS-C
Teleconverter supportCanon RF extenders not compatibleNot compatible with RF extenders (The-Digital-Picture)
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.24 m1.5 m
Maximum magnification0.11×0.25×
Optical stabilisationNoNo
Autofocus detailVoice Coil Motor autofocus; electronic manual focus ring; maker rear-focus design maintains lens length during focusingDC motor autofocus; no full-time manual focus override (Digital Camera World)
Focus distance detail–1.5 m minimum focus; front element and focus ring rotate during focusing (Digital Camera World and The-Digital-Picture)
Magnification detail–0.06× at 75 mm and 0.25× at 300 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 conditionsNo lens optical stabilisation
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 bodySubstantial focus breathing in The-Digital-Picture's test
Design
Filter diameter–58 mm
Dust and moisture resistantYes–
Maximum diameter76.5 mm71.2 mm
Length112 mm146.1 mm
Weight578 g507 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)Manual focus and zoom rings, AF/MF switch; no custom control ring (The-Digital-Picture)
Zoom design–Extending zoom barrel; further extension and front rotation during focusing (Digital Camera World)
Filter detailNo front screw-in filter thread; rear gelatin-filter holder for 36.7 × 29.4 mm filters58 mm front thread rotates during focusing
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 inferredCanon UK's table lists dust/moisture resistance, but Digital Camera World and The-Digital-Picture both report no weather sealing
Dimensions detailApproximately 76.5 mm maximum diameter × 112 mm length; integral hood71.2 mm maximum diameter × 146.1 mm retracted length
Weight detailApproximately 578 g lensApproximately 507 g lens
Lens hoodBuilt into the lens barrel; maker lists lens cap 14B, Lens Dust Cap RF and pouch LP1219 as accessoriesOptional ET-60 hood, not included
In the box–Lens, E-58 II lens cap, RF 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 dayMay 2025 release confirmed retrospectively by Canon's February 2026 press release and Canon Camera Museum

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