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

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

Better figure, where one is clearly better

CanonEF 100mm f/2.8 Macro USMCanonEF 100mm f/2.8L Macro IS USM
Overview
ReleasedMarch 2000October 2009
Optics
Lens typePrimePrime
Focal length100 mm100 mm
Maximum aperturef/2.8f/2.8
Minimum aperturef/32f/32
Macro lensYesYes
Optical constructionTwelve elements in eight groups with three-group floating focusingFifteen elements in twelve groups
Special elements–One UD element according to Canon Camera Museum
DiaphragmEight blades; Canon UK's store describes a circular apertureNine blades with a circular aperture
Angle of view24° diagonal, 20° horizontal and 14° vertical according to Canon's manualCanon UK specifies 24° diagonal, 19.8° horizontal and 13.5° vertical; the Japanese manual rounds horizontal and vertical to 20° and 14°
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's manual excludes Extender EF1.4X II and EF2X II
Adaptor support–Canon UK confirms EOS M compatibility using the EF-EOS M Mount Adapter
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.31 m0.3 m
Maximum magnification1×1×
Optical stabilisationNoYes
Autofocus detailRing USM; full-time manual adjustment after One Shot AF while holding the shutter half-pressed according to Canon's manualRing USM with full-time manual adjustment after One Shot AF while holding the shutter half-pressed according to Canon's manual
Focus distance detailInternal focusing keeps the length constant and the front ring stationary; focus limiter selects 0.31 m to infinity or 0.48 m to infinityInternal focusing; limiter selects full 0.3 m to infinity, 0.3–0.5 m or 0.5 m to infinity
Magnification detailLife-size 1× reproduction without attachments; Canon Camera Museum gives 149 mm working distance at life-size, distinct from 0.31 m image-plane focusing distanceLife-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 front
Stabilisation detailNo optical stabilisation according to The Digital Picture's exact-model specification tableHybrid 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 corrected
Design
Dust and moisture resistantNoYes
Filter diameter58 mm67 mm
Maximum diameter79 mm77.7 mm
Length119 mm123 mm
Weight600 g625 g
ControlsAF/MF switch, focus-range switch, focus ring, distance window and reproduction-ratio scaleAF/MF switch, three-position focus-range limiter, stabiliser on/off switch, focus ring and distance window
Weather resistanceNo weather sealing according to The Digital Picture's exact-model specification tableDust and moisture resistance with a rubber seal around the lens mount
Dimensions detailCanon Camera Museum gives 79 mm diameter × 119 mm length and 600 g; Canon's Japanese manual instead lists 78.6 × 118.6 mm and 580 g. Both describe the same model; no separately marketed revision is identified77.7 mm maximum diameter × 123 mm length; dimensions and 625 g weight are lens-only according to Canon's manual
Weight detailHeadline weight follows Canon Camera Museum's historical specification; the manual's 580 g figure is lens-only, excluding caps and optional tripod ring–
Tripod mountOptional Ring-type Tripod Mount B (B), with the adaptor specifically for this lens, according to Canon's manualOptional Ring-type Tripod Mount D (B), removable with the camera attached according to Canon's manual
Lens hoodET-67; optional according to the two reviewsSupplied ET-73 hood according to Canon UK
In the box–Lens, E-67U front cap, Lens Dust Cap E, LP1219 case, ET-73 hood and user manual according to Canon UK
Release detailCanon Camera Museum records March 2000 marketing and explicitly says this replaces the earlier EF 100mm f/2.8 Macro. Its predecessor year of 1991 conflicts with the original lens's own Museum table, which gives April 1990Canon Camera Museum records October 2009 marketing; no first-sale day is given

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