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Canon RF 24-105mm F2.8 L IS USM Z 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 24-105mm F2.8 L IS USM ZCanonRF 75–300mm F4–5.6
Overview
ReleasedNovember 2023May 2025
Optics
Lens typeZoomZoom
Focal length24–105 mm75–300 mm
Maximum aperturef/2.8f/4–5.6
Minimum aperturef/22f/32–45
Optical construction23 elements in 18 groupsThirteen elements in nine groups; Canon states the optical design is adapted from the EF 75–300mm F4–5.6 III
Special elementsThree aspherical and four UD elements–
CoatingsAir Sphere Coating; fluorine front-element coatingSuper Spectra; no fluorine coating
Aperture detail–Maximum f/4 at 75 mm and f/5.6 at 300 mm; minimum f/32 and f/45 respectively
Diaphragm11 bladesSeven blades
Angle of viewDiagonal 84°–23°20′; horizontal 74°–19°20′; vertical 53°–13°Full-frame diagonal 32°11′–8°15′; horizontal 27°–6°50′; vertical 18°11′–4°35′
Mount and compatibility
MountsCanon RFCanon RF
Image circle–Full frame
CompatibilityCanon RF mount; Digital Camera World identifies full-frame coverageCanon RF mount for full-frame and APS-C EOS R cameras; 120–480 mm equivalent field of view on Canon APS-C
Teleconverter support–Not compatible with RF extenders (The-Digital-Picture)
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.45 m1.5 m
Maximum magnification0.29×0.25×
Optical stabilisationYesNo
Autofocus detailTwo Nano USM motors and floating-focus systemDC motor autofocus; no full-time manual focus override (Digital Camera World)
Focus distance detailMinimum focusing distance 0.45 m throughout the zoom range1.5 m minimum focus; front element and focus ring rotate during focusing (Digital Camera World and The-Digital-Picture)
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 retained0.06× at 75 mm and 0.25× at 300 mm
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 directionsNo lens optical stabilisation
Video featuresFocus-breathing suppression; optional PZ-E2 power-zoom adapter is separate and required for powered zoomSubstantial focus breathing in The-Digital-Picture's test
Design
Dust and moisture resistantYes–
Filter diameter82 mm58 mm
Maximum diameter88.5 mm71.2 mm
Length199 mm146.1 mm
Weight1,330 g507 g
ControlsIris ring and two customisable lens-function buttons; three IS modes for stationary subjects, panning or unpredictable movementManual focus and zoom rings, AF/MF switch; no custom control ring (The-Digital-Picture)
Zoom designFixed-length internal zoomExtending zoom barrel; further extension and front rotation during focusing (Digital Camera World)
Filter detail–58 mm front thread rotates during focusing
Weather resistanceDust- and drip-resistant construction; no published IP ratingCanon UK's table lists dust/moisture resistance, but Digital Camera World and The-Digital-Picture both report no weather sealing
Dimensions detail–71.2 mm maximum diameter × 146.1 mm retracted length
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 weightApproximately 507 g lens
Tripod mountDetachable without a special tool–
Lens hoodEW-88E includedOptional ET-60 hood, not included
In the boxLens Cap E-82 II, Lens Dust Cap RF, EW-88E hood and LZ1326 (B) bag on Canon Asia's pageLens, E-58 II lens cap, RF dust cap and user manual
Release detailCanon Camera Museum records first marketing in November 2023; no precise retail day inferredMay 2025 release confirmed retrospectively by Canon's February 2026 press release and Canon Camera Museum

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