Canon EF 100mm f/2.8 Macro USM vs Canon EF 16–35mm f/2.8L III USM

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

Better figure, where one is clearly better

EF 100mm f/2.8 Macro USM compared with EF 16–35mm f/2.8L III USM
CanonEF 100mm f/2.8 Macro USMCanonEF 16–35mm f/2.8L III USM
Overview
ReleasedMarch 2000October 2016
Optics
Lens typePrimeZoom
Focal length100 mm16–35 mm
Maximum aperturef/2.8f/2.8
Minimum aperturef/32f/22
Macro lensYes–
Optical constructionTwelve elements in eight groups with three-group floating focusingSixteen elements in eleven groups
Special elements–Two large-diameter glass-moulded aspherical elements, one ground aspherical element and two UD elements
Coatings–Air Sphere Coating and Subwavelength Structure Coating; front and rear fluorine coatings according to The Digital Picture
DiaphragmEight blades; Canon UK's store describes a circular apertureNine circular blades
Angle of view24° diagonal, 20° horizontal and 14° vertical according to Canon's manualHorizontal 98°–54°; vertical 74°10′–38°; diagonal 108°10′–63°
Mount and compatibility
MountsCanon EFCanon EF
Image circleFull frameFull frame
CompatibilityCanon EF cameras with full-frame or APS-C sensorsFull-frame and APS-C Canon EF DSLRs
Teleconverter supportCanon's manual excludes Extender EF1.4X II and EF2X IIExtenders cannot be used; the manual also states that no compatible close-up lenses are available
Adaptor support–Canon UK lists EOS M use with the EF-EOS M mount adaptor
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.31 m0.28 m
Maximum magnification1×0.25×
Optical stabilisationNoNo
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 override; keep the shutter half-pressed after autofocus when adjusting focus manually
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 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 distanceAt 35 mm, EF12 II gives 0.65×–0.36× and EF25 II gives 1.14×–0.80×; both tubes are incompatible at 16 mm
Stabilisation detailNo optical stabilisation according to The Digital Picture's exact-model specification table–
Design
Dust and moisture resistantNoYes
Filter diameter58 mm82 mm
Maximum diameter79 mm88.5 mm
Length119 mm127.5 mm
Weight600 g (better)790 g
ControlsAF/MF switch, focus-range switch, focus ring, distance window and reproduction-ratio scaleSeparate zoom and focus rings, AF/MF switch and distance window
Zoom design–Constant outer length with inner front-tube movement according to both reviews; the manual advises zooming before focusing
Filter detail–One front filter may be fitted; the manual specifies the 82 mm Canon PL-C B polariser and removing the hood for adjustment
Weather resistanceNo weather sealing according to The Digital Picture's exact-model specification tableSealed construction and rubber mount ring; the manual recommends an 82 mm Canon PROTECT filter for best dust and water resistance
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 identifiedLength measured from the mount surface to the front; front and rear caps add 24 mm
Weight detailHeadline weight follows Canon Camera Museum's historical specification; the manual's 580 g figure is lens-only, excluding caps and optional tripod ringApproximately 790 g for the lens alone, excluding accessories, in Canon's instruction manual
Tripod mountOptional Ring-type Tripod Mount B (B), with the adaptor specifically for this lens, according to Canon's manual–
Lens hoodET-67; optional according to the two reviewsReversible EW-88D hood with release button
In the box–Lens, EW-88D hood, LP1222 case, E-82 II front cap, rear cap E and user manual
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 2016 marketing; no first-sale day is stated

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