Canon EF 24mm f/2.8 vs Canon RF 24mm F1.8 MACRO IS STM

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

Better figure, where one is clearly better

EF 24mm f/2.8 compared with RF 24mm F1.8 MACRO IS STM
CanonEF 24mm f/2.8CanonRF 24mm F1.8 MACRO IS STM
Overview
ReleasedNovember 1988August 2022
Optics
Lens typePrimePrime
Focal length24 mm24 mm
Maximum aperturef/2.8f/1.8
Minimum aperturef/22f/22
Macro lens–Yes
Optical constructionTen elements in ten groups; floating rear focusing system according to Canon Camera Museum11 elements in nine groups
Special elements–One plastic-moulded aspherical and one UD element; Super Spectra coating; no fluorine coating
DiaphragmSix blades according to Canon Camera MuseumNine blades, circular aperture
Angle of view84° diagonal, 74° horizontal and 53° vertical according to Canon's manual–
Mount and compatibility
MountsCanon EFCanon RF
Image circleFull frameFull frame
CompatibilityCanon EF cameras with full-frame or APS-C sensorsFull-frame Canon RF mount; compatible with APS-C EOS R bodies; RF extenders not compatible
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.25 m0.14 m
Maximum magnification0.16×0.5×
Optical stabilisationNoYes
Autofocus detailArc Form Drive autofocus without full-time manual override according to The Digital Picture; Canon's manual requires the MF switch position for manual focusSTM autofocus and electronic manual focusing; inner barrel extends towards closer focus
Magnification detail–Half-life-size 0.5× maximum reproduction, not 1:1
Focus distance detailInternal rear focusing; lens length remains constant and the front element does not rotate according to The Digital Picture–
Stabilisation detailNo optical stabilisation according to The Digital Picture's exact-model specification tableOptical 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 resistantNoNo
Filter diameter58 mm52 mm
Maximum diameter67.5 mm74.4 mm
Length48.5 mm63.1 mm
Weight270 g270 g
ControlsAF/MF switch, focus ring, distance window, depth-of-field scale and infrared focus indexSeparate focus and customisable control rings, AF/MF switch and IS on/off switch
Weather resistanceNo weather sealing according to The Digital Picture's exact-model specification tableNo dust or moisture resistance
Dimensions detail67.5 mm maximum diameter × 48.5 mm length; dimensions and 270 g weight are lens-only. Front and rear caps add 21.5 mm according to Canon's manualApproximately 74.4 mm maximum diameter × 63.1 mm length, retracted
Weight detail–Approximately 270 g lens
Lens hoodEW-60 II reversible hood according to Canon's manual; optional according to The Digital PictureEW-65B hood and LP1016 pouch, sold separately
In the box–Lens, E-52 II front cap, RF lens dust cap and user manual
Release detailCanon Camera Museum records November 1988 marketing; no first-sale day is givenAugust 2022 marketed month in Canon Camera Museum

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