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Canon RF 100mm F2.8 L Macro IS USM vs Canon RF 85mm F1.2 L USM

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CanonRF 100mm F2.8 L Macro IS USMCanonRF 85mm F1.2 L USM
Overview
ReleasedJuly 2021June 2019
Optics
Lens typePrimePrime
Focal length100 mm85 mm
Maximum aperturef/2.8f/1.2
Minimum aperturef/32f/16
Macro lensYes–
Optical constructionSeventeen elements in thirteen groupsThirteen elements in nine groups
Special elements–BR optics, UD and ground aspherical optics; ASC coating; front and rear fluorine coatings
CoatingsSuper Spectra coating and front-element fluorine coating–
Aperture detailMaximum f/2.8 at infinity; effective f-number becomes f/6.6 at 1.4× magnification according to the manual–
DiaphragmNine aperture bladesNine blades with circular aperture
Mount and compatibility
MountsCanon RFCanon RF
Image circleFull frameFull frame
CompatibilityCanon RF mount for full-frame and APS-C EOS R cameras; EF12 II and EF25 II extension tubes not compatibleCanon RF mount for full-frame and APS-C EOS R cameras; extenders and EF12 II or EF25 II extension tubes not compatible
Teleconverter supportCanon extenders not compatible–
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.26 m0.85 m
Maximum magnification1.4×0.12×
Optical stabilisationYesNo
Autofocus detailDual Nano USM; electronic manual focusing with full-time manual override in One Shot AF when enabled in camera settingsRing-type USM autofocus with electronic manual focusing and full-time manual override (Digital Camera World)
Focus distance detailMinimum focus 0.26 m from the imaging plane; 8.6 cm working distance from the lens front; limiter settings full, 0.5 m to infinity or 0.26–0.5 mMinimum focus 0.85 m; internal focusing and focus limiter with 1.5 m to infinity setting (Digital Camera World)
Magnification detailMaximum 1.4×; approximately 25 × 17 mm field of view at minimum focusMaximum 0.12×
Stabilisation detailHybrid IS rated up to 5 stops with EOS R; 2 stops at 1.0× under Canon test standards; up to 8 stops coordinated with EOS R5 IBIS under CIPA yaw/pitch testingNo optical stabiliser
Design
Dust and moisture resistantYesYes
Filter diameter67 mm82 mm
Maximum diameter81.5 mm103.2 mm
Length148 mm117.3 mm
Weight685 g1,195 g
ControlsManual-focus and customisable lens control rings; AF/MF, stabiliser and focus limiter switches; Spherical Aberration control ring with central-position lock. SA adjustment changes bokeh, soft focus, angle of view and exposure; its effect disappears at 0.26 mElectronic manual-focus and customisable lens control rings; AF/MF and focus limiter switches (Digital Camera World)
Weather resistanceDust and moisture resistant construction; front fluorine coatingWeather-sealed construction with front and rear fluorine coatings
Dimensions detailApproximately 81.5 mm maximum diameter × 148 mm lengthApproximately 103.2 mm maximum diameter × 117.3 mm length
Weight detailApproximately 685 g lens only, excluding caps and optional tripod mountApproximately 1195 g lens
Tripod mountTripod mount ring E (B) with dedicated adapter sold separately–
Lens hoodET-73C hood includedET-89 hood included
In the boxLens, E-67 II front cap, RF dust cap, ET-73C hood, LP1222 lens case and user manual kit (Canon UK store)Lens, E-82 II front cap, RF dust cap, ET-89 hood, LP1424 soft pouch and user manual
Release detailJuly 2021 marketed month in Canon Camera MuseumJune 2019 marketed month in Canon Camera Museum

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