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Canon RF 24-105mm F2.8 L IS USM Z vs Canon RF 24–105mm F4L IS USM

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

Better figure, where one is clearly better

CanonRF 24-105mm F2.8 L IS USM ZCanonRF 24–105mm F4L IS USM
Overview
ReleasedNovember 2023October 2018
Optics
Lens typeZoomZoom
Focal length24–105 mm24–105 mm
Maximum aperturef/2.8f/4
Minimum aperturef/22f/22
Optical construction23 elements in 18 groups18 elements in 14 groups
Special elementsThree aspherical and four UD elementsThree glass-moulded aspherical elements and one UD element
CoatingsAir Sphere Coating; fluorine front-element coatingASC and Super Spectra anti-reflection coatings; fluorine coatings on front and rearmost surfaces
Diaphragm11 bladesNine blades with circular aperture
Angle of viewDiagonal 84°–23°20′; horizontal 74°–19°20′; vertical 53°–13°Full-frame horizontal 74°–19°20′, vertical 53°–13° and diagonal 84°–23°20′
Mount and compatibility
MountsCanon RFCanon RF
Image circle–Full frame
CompatibilityCanon RF mount; Digital Camera World identifies full-frame coverageCanon EOS R cameras; full-frame image circle. RF optical model distinct from EF24–105mmF4L generations and RF24–105mmF4–7.1STM
Teleconverter support–Canon RF extenders not compatible; UK maker also lists EF12 II/EF25 II extension tubes incompatible
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.45 m0.45 m
Maximum magnification0.29×0.24×
Optical stabilisationYesYes
Autofocus detailTwo Nano USM motors and floating-focus systemNano USM autofocus; electronic manual focus
Focus distance detailMinimum focusing distance 0.45 m throughout the zoom rangeMaker minimum focus distance 0.45 m; published AF/MF distinction absent and omitted
Magnification detailMaximum 0.08× at 24 mm or 0.29× at 105 mm; Digital Camera World's table incorrectly prints 0.8× at 24 mm, so the maker's 0.08× is retainedMaker maximum magnification 0.24×; no unpublished AF/MF distinction inferred
Stabilisation detailMaker 5.5 stops on EOS R at 105 mm, CIPA yaw/pitch; coordinated lens/body stabilisation up to 8 stops on EOS R3 at 105 mm under the same test directionsLens optical IS rated five stops, CIPA with EOS R at105mm in Canon Camera Museum; OpticalLimits obtained about3.5–4stops in its electronic-shutter test, a separate measured result
Video featuresFocus-breathing suppression; optional PZ-E2 power-zoom adapter is separate and required for powered zoomNano USM supports smooth movie autofocus; maker describes combined lens optical and camera electronic video IS separately from lens-only rating
Design
Dust and moisture resistantYesYes
Filter diameter82 mm77 mm
Maximum diameter88.5 mm83.5 mm
Length199 mm107.3 mm
Weight1,330 g700 g
ControlsIris ring and two customisable lens-function buttons; three IS modes for stationary subjects, panning or unpredictable movementZoom and focus rings, customisable lens control ring and zoom transport lock; OpticalLimits found no creeping during its test
Zoom designFixed-length internal zoomExtending zoom barrel; maker physical dimensions measured retracted
Filter detail–77 mm front filter thread
Weather resistanceDust- and drip-resistant construction; no published IP ratingDust and moisture resistant construction, requiring attachment to a camera; cannot completely prevent dust/water ingress and is not waterproof
Dimensions detail–Approximately83.5mm maximum diameter ×107.3mm length in retracted state
Weight detailCanon Camera Museum gives approximately 1330 g; Canon Asia lists 1430 g without stating the accessory basis, and Digital Camera World gives 1350 g. Museum figure used; no inferred accessory-excluded weightApproximately700g lens
Tripod mountDetachable without a special tool–
Lens hoodEW-88E includedEW-83N
In the boxLens Cap E-82 II, Lens Dust Cap RF, EW-88E hood and LZ1326 (B) bag on Canon Asia's pageUK maker store lists lens, E-77 II cap, Lens Dust Cap RF, EW-83N hood, LP1319 case and user manual
Release detailCanon Camera Museum records first marketing in November 2023; no precise retail day inferredCanon Japan FAQ gives first sale 25 October 2018, consistent with Camera Museum marketed month; no exact UK on-sale day inferred. Maker Japan offers a control-ring de-click service, so the launch DCW statement that it cannot be de-clicked is not treated as current service availability. Co-sold RF standard zooms are alternatives, not inferred successor links

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