Canon RF 20mm F1.4 L VCM vs Canon RF 70-200mm F2.8L IS USM Z

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RF 20mm F1.4 L VCM compared with RF 70-200mm F2.8L IS USM Z

	CanonRF 20mm F1.4 L VCM	CanonRF 70-200mm F2.8L IS USM Z
Overview
Released
Released	April 2025	November 2024
Optics
Lens type
Lens type	Prime	Zoom
Focal length
Focal length	20 mm	70–200 mm
Maximum aperture
Maximum aperture	f/1.4	f/2.8
Minimum aperture
Minimum aperture	f/16	f/22
Optical construction
Optical construction	Fifteen elements in eleven groups	18 elements in 15 groups
Special elements
Special elements	One Super UD, two UD, one BR and two glass-moulded aspherical elements; ASC, SWC and Super Spectra coatings; front fluorine coating	Three aspherical elements including two glass-moulded and one replica; two Super UD elements and one UD element, with the UD glass-moulded aspherical element also counted among the asphericals
Coatings
Coatings	–	ASC and Super Spectra; fluorine coating on front element
Aperture detail
Aperture detail	–	Constant f/2.8 maximum and f/22 minimum; smooth electronic iris ring
Diaphragm
Diaphragm	Eleven blades with circular aperture	11 circular aperture blades
Angle of view
Angle of view	–	29°–10° horizontal, 19°30′–7° vertical and 34°–12° diagonal on full frame
Mount and compatibility
Mounts
Mounts	Canon RF	Canon RF
Image circle
Image circle	Full frame	Full frame
Compatibility
Compatibility	Canon RF mount for full-frame and APS-C EOS R cameras; RF extenders not compatible. Iris ring provides movie aperture control; Canon lists EOS R, RP, Ra, R3, R5, R6, R6 Mark II, R7, R8, R10, R50, R100 and R5 C as unable to set still-photo aperture with this ring even with their latest firmware	Canon EOS R cameras; full-frame image circle; stills iris-ring operation depends on camera support
Teleconverter support
Teleconverter support	–	RF 1.4x gives 98–280 mm f/4 with 0.42× maximum magnification; RF 2x gives 140–400 mm f/5.6 with 0.6×; autofocus and stabilisation retained
Focus and stabilisation
Autofocus
Autofocus	Yes	Yes
Minimum focus distance
Minimum focus distance	0.2 m	0.49 m
Maximum magnification
Maximum magnification	0.19×	0.3×
Optical stabilisation
Optical stabilisation	No	Yes
Autofocus detail
Autofocus detail	Rear focusing system driven by a VCM motor	Dual Nano USM motors independently drive two focusing groups for electronic floating focus control; full-time manual focus
Focus distance detail
Focus distance detail	Minimum focus 0.2 m	Closest focus 0.49 m at 70 mm and 0.68 m at 200 mm; separate AF/MF distance modes not published
Magnification detail
Magnification detail	Maximum 0.19×	0.2× at 70 mm and 0.3× at 200 mm (Canon Japan)
Stabilisation detail
Stabilisation detail	No optical stabiliser; Canon rates EOS R1 in-body stabilisation at 8 stops centrally and 5 stops in the corners under CIPA-2024 testing	Lens OIS 5.5 stops at centre with EOS R8 at 200 mm; combined OIS/IBIS 7.5 centre and seven corner stops with EOS R1 at 200 mm under Canon's CIPA-2024 conditions
Video features
Video features	–	Optically suppressed focus breathing and electronic floating focus control; optional PZ-E2/PZ-E2B adapters provide motorised zoom; iris operation in stills depends on camera and firmware
Design
Dust and moisture resistant
Dust and moisture resistant	Yes	Yes
Filter diameter
Filter diameter	67 mm	82 mm
Maximum diameter
Maximum diameter	76.5 mm	88.5 mm
Length
Length	99.3 mm	199 mm
Weight
Weight	519 g (better)	1,115 g
Controls
Controls	Electronic manual-focus, customisable control and smooth-action iris rings; iris Auto-position lock; customisable lens function button; AF/MF switch	Control, focus, zoom and iris rings; iris Auto lock; lens function buttons
Zoom design
Zoom design	–	Internal zoom with 70° rotation; barrel length remains constant
Filter detail
Filter detail	67 mm front thread and rear filter holder; Canon specifies a single rear filter no thicker than 0.2 mm and recommends removing the holder when unused to avoid possible ghosting	82 mm front screw-in filter thread
Weather resistance
Weather resistance	Dust and moisture resistant construction with mount rubber seal	Dust and moisture resistant construction with mount gasket; maker states it cannot completely prevent ingress and requires attachment to a camera
Dimensions detail
Dimensions detail	Approximately 76.5 mm maximum diameter × 99.3 mm length	Approximately 88.5 mm maximum diameter × 199 mm length; same barrel size for white and black versions
Weight detail
Weight detail	Approximately 519 g lens	White 1115 g and black 1110 g, excluding tripod mount; headline uses photographed white model
Tripod mount
Tripod mount	–	Tripod foot removable; PetaPixel notes no Arca-Swiss profile or 90° collar click stops
Lens hood
Lens hood	EW-73H hood included	White ET-88C (WIII) or black ET-88C (B); LZ1328 case and E-82 II/Lens Dust Cap RF listed as accessories
In the box
In the box	Lens, E-67 II front cap, RF dust cap, EW-73H hood, LP1219 case, rear filter holder and user manual	ET-88C lens hood (Web Cameraman)
Release detail
Release detail	April 2025 marketed month in Canon Camera Museum	Canon Camera Museum confirms marketed November 2024; Photography Blog preview reports 14 November UK/Europe/US, while Web Cameraman reports 29 November Japan; precise regional retail days are secondary and headline retains maker-confirmed month