Canon RF 20mm F1.4 L VCM vs Canon RF 24mm F1.8 MACRO IS STM

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

Only show differences

Better figure, where one is clearly better

Share comparison

RF 20mm F1.4 L VCM compared with RF 24mm F1.8 MACRO IS STM

	CanonRF 20mm F1.4 L VCM	CanonRF 24mm F1.8 MACRO IS STM
Overview
Released
Released	April 2025	August 2022
Optics
Lens type
Lens type	Prime	Prime
Focal length
Focal length	20 mm	24 mm
Maximum aperture
Maximum aperture	f/1.4	f/1.8
Minimum aperture
Minimum aperture	f/16	f/22
Macro lens
Macro lens	–	Yes
Optical construction
Optical construction	Fifteen elements in eleven groups	11 elements in nine 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	One plastic-moulded aspherical and one UD element; Super Spectra coating; no fluorine coating
Diaphragm
Diaphragm	Eleven blades with circular aperture	Nine blades, circular aperture
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	Full-frame Canon RF mount; compatible with APS-C EOS R bodies; RF extenders not compatible
Focus and stabilisation
Autofocus
Autofocus	Yes	Yes
Minimum focus distance
Minimum focus distance	0.2 m	0.14 m
Maximum magnification
Maximum magnification	0.19×	0.5×
Optical stabilisation
Optical stabilisation	No	Yes
Autofocus detail
Autofocus detail	Rear focusing system driven by a VCM motor	STM autofocus and electronic manual focusing; inner barrel extends towards closer focus
Focus distance detail
Focus distance detail	Minimum focus 0.2 m	–
Magnification detail
Magnification detail	Maximum 0.19×	Half-life-size 0.5× maximum reproduction, not 1:1
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	Optical IS rated five stops with EOS R under CIPA, yaw/pitch; coordinated IS rated 6.5 stops with EOS R5 under CIPA, yaw/pitch
Design
Dust and moisture resistant
Dust and moisture resistant	Yes	No
Filter diameter
Filter diameter	67 mm	52 mm
Maximum diameter
Maximum diameter	76.5 mm	74.4 mm
Length
Length	99.3 mm	63.1 mm
Weight
Weight	519 g	270 g (better)
Controls
Controls	Electronic manual-focus, customisable control and smooth-action iris rings; iris Auto-position lock; customisable lens function button; AF/MF switch	Separate focus and customisable control rings, AF/MF switch and IS on/off switch
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	–
Weather resistance
Weather resistance	Dust and moisture resistant construction with mount rubber seal	No dust or moisture resistance
Dimensions detail
Dimensions detail	Approximately 76.5 mm maximum diameter × 99.3 mm length	Approximately 74.4 mm maximum diameter × 63.1 mm length, retracted
Weight detail
Weight detail	Approximately 519 g lens	Approximately 270 g lens
Lens hood
Lens hood	EW-73H hood included	EW-65B hood and LP1016 pouch, sold separately
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	Lens, E-52 II front cap, RF lens dust cap and user manual
Release detail
Release detail	April 2025 marketed month in Canon Camera Museum	August 2022 marketed month in Canon Camera Museum