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Canon EF 100mm f/2.8L Macro IS USM vs Canon EF 85mm f/1.2L II USM

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

Better figure, where one is clearly better

CanonEF 100mm f/2.8L Macro IS USMCanonEF 85mm f/1.2L II USM
Overview
ReleasedOctober 2009March 2006
Optics
Lens typePrimePrime
Focal length100 mm85 mm
Maximum aperturef/2.8f/1.2
Minimum aperturef/32f/16
Macro lensYes–
Optical constructionFifteen elements in twelve groupsEight elements in seven groups with a floating optical construction
Special elementsOne UD element according to Canon Camera MuseumGround aspherical lens according to Canon Japan
Coatings–Super Spectra coatings according to Canon UK
DiaphragmNine blades with a circular apertureEight blades with a circular electromagnetic diaphragm
Angle of viewCanon UK specifies 24° diagonal, 19.8° horizontal and 13.5° vertical; the Japanese manual rounds horizontal and vertical to 20° and 14°28°30′ diagonal, 24° horizontal and 16° vertical
Mount and compatibility
MountsCanon EFCanon EF
Image circleFull frameFull frame
CompatibilityCanon EF cameras with full-frame or APS-C sensorsCanon EF cameras with full-frame or APS-C sensors
Teleconverter supportCanon's manual excludes Extender EF1.4X II and EF2X IICanon EF1.4X II and EF2X II extenders cannot be used according to the manual
Adaptor supportCanon UK confirms EOS M compatibility using the EF-EOS M Mount AdapterCanon UK confirms EOS M compatibility with the EF-EOS M Mount Adapter
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.3 m0.95 m
Maximum magnification1×0.11×
Optical stabilisationYesNo
Autofocus detailRing USM with full-time manual adjustment after One Shot AF while holding the shutter half-pressed according to Canon's manualUSM autofocus; Canon claims up to 1.8× the autofocus speed of the original EF 85mm f/1.2L USM using a faster CPU and revised algorithms
Focus distance detailInternal focusing; limiter selects full 0.3 m to infinity, 0.3–0.5 m or 0.5 m to infinityElectronic manual focusing; full-time override after One-Shot AF while half-pressing the shutter, with camera and mode exceptions listed in the manual. The Digital Picture confirms camera power is required and the lens extends when focusing
Magnification detailLife-size 1× reproduction; 0.3 m focusing distance is measured from the image plane, while the manual gives approximately 14 cm working distance from the lens frontCanon manual gives EF12 II tube magnification 0.15–0.25×, EF25 II 0.33–0.42× and 500D close-up lens 0.17–0.28×
Stabilisation detailHybrid IS corrects angular and lateral shift shake; Canon claims four stops in general shooting, three at 0.5× and two at 1×. The manual notes that subject movement is not correctedNo optical stabilisation according to ePHOTOzine's exact-model specification
Design
Dust and moisture resistantYesNo
Filter diameter67 mm72 mm
Maximum diameter77.7 mm91.5 mm
Length123 mm84 mm
Weight625 g1,025 g
ControlsAF/MF switch, three-position focus-range limiter, stabiliser on/off switch, focus ring and distance windowAF/MF switch, focusing ring, distance window, infrared index and depth-of-field scale
Filter detail–Front screw-in filter; one filter at a time according to Canon's manual
Weather resistanceDust and moisture resistance with a rubber seal around the lens mountCanon Japan explicitly lists no dust or drip resistance
Dimensions detail77.7 mm maximum diameter × 123 mm length; dimensions and 625 g weight are lens-only according to Canon's manual91.5 mm maximum diameter × 84 mm length; 1,025 g lens-only. Add 21.5 mm with E-72U and rear cap, or 24.2 mm with E-72 II and rear cap
Tripod mountOptional Ring-type Tripod Mount D (B), removable with the camera attached according to Canon's manual–
Lens hoodSupplied ET-73 hood according to Canon UKSupplied ES-79 II clip-on hood; reversible for storage according to Canon's manual
In the boxLens, E-67U front cap, Lens Dust Cap E, LP1219 case, ET-73 hood and user manual according to Canon UKLens, E-72U front cap, Lens Dust Cap E, ES-79 II hood, LP1219 pouch and user manual according to Canon UK
Release detailCanon Camera Museum records October 2009 marketing; no first-sale day is givenMarch 2006 sale month confirmed by Canon Camera Museum and Japan support. Canon explicitly identifies this model as the successor to the September 1989 EF 85mm f/1.2L USM

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