Canon EF 16–35mm f/2.8L III USM vs Canon EF 24–105mm f/4L IS USM

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

Better figure, where one is clearly better

EF 16–35mm f/2.8L III USM compared with EF 24–105mm f/4L IS USM
CanonEF 16–35mm f/2.8L III USMCanonEF 24–105mm f/4L IS USM
Overview
ReleasedOctober 20162005
Optics
Lens typeZoomZoom
Focal length16–35 mm24–105 mm
Maximum aperturef/2.8f/4
Minimum aperturef/22f/22
Optical constructionSixteen elements in eleven groupsEighteen elements in thirteen groups
Special elementsTwo large-diameter glass-moulded aspherical elements, one ground aspherical element and two UD elementsThree aspherical elements, comprising two replica and one glass-moulded element, plus one Super UD element
CoatingsAir Sphere Coating and Subwavelength Structure Coating; front and rear fluorine coatings according to The Digital Picture–
DiaphragmNine circular bladesEight blades with a circular aperture
Angle of viewHorizontal 98°–54°; vertical 74°10′–38°; diagonal 108°10′–63°84°–23°20′ diagonal, 74°–19°20′ horizontal and 53°–13° vertical
Mount and compatibility
MountsCanon EFCanon EF
Image circleFull frameFull frame
CompatibilityFull-frame and APS-C Canon EF DSLRsCanon EF cameras with full-frame or APS-C sensors
Teleconverter supportExtenders cannot be used; the manual also states that no compatible close-up lenses are availableCanon's manual excludes EF1.4X II and EF2X II extenders
Adaptor supportCanon UK lists EOS M use with the EF-EOS M mount adaptorEF12 II extension tube gives 0.60–0.50× at 24 mm and 0.40–0.12× at 105 mm; EF25 II is incompatible at 24 mm and gives 0.61–0.27× at 105 mm
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.28 m0.45 m
Maximum magnification0.25×0.23×
Optical stabilisationNoYes
Autofocus detailRing USM with full-time manual override; keep the shutter half-pressed after autofocus when adjusting focus manuallyRing USM autofocus with full-time manual focusing. Canon's manual specifies turning the ring with the shutter half-pressed after One Shot AF
Focus distance detail–Internal focusing without front-element rotation according to The Digital Picture
Stabilisation detail–Canon claims stabilisation equivalent to a shutter speed three stops faster. The manual cautions that stabilisation may be less effective when panning and cannot compensate for subject movement
Magnification detailAt 35 mm, EF12 II gives 0.65×–0.36× and EF25 II gives 1.14×–0.80×; both tubes are incompatible at 16 mm–
Design
Dust and moisture resistantYesYes
Filter diameter82 mm77 mm
Maximum diameter88.5 mm83.5 mm
Length127.5 mm107 mm
Weight790 g670 g (better)
ControlsSeparate zoom and focus rings, AF/MF switch and distance windowSeparate zoom and focus rings, AF/MF and stabilisation switches, distance window and infrared focus index
Zoom designConstant outer length with inner front-tube movement according to both reviews; the manual advises zooming before focusingExtending barrel with rotary zoom control according to both reviews
Filter detailOne front filter may be fitted; the manual specifies the 82 mm Canon PL-C B polariser and removing the hood for adjustment–
Weather resistanceSealed construction and rubber mount ring; the manual recommends an 82 mm Canon PROTECT filter for best dust and water resistanceCanon's manual describes a sealed structure and rubber mount ring for dust and drip resistance. The Digital Picture recommends a protective filter to complete protection
Dimensions detailLength measured from the mount surface to the front; front and rear caps add 24 mmMaximum diameter × length; size and 670 g weight are lens-only. Caps add 21.5 mm to length according to Canon's manual
Weight detailApproximately 790 g for the lens alone, excluding accessories, in Canon's instruction manual–
Lens hoodReversible EW-88D hood with release buttonEW-83H petal hood, reversible for storage
In the boxLens, EW-88D hood, LP1222 case, E-82 II front cap, rear cap E and user manualLens, EW-83H hood and soft pouch according to The Digital Picture
Release detailCanon Camera Museum records October 2016 marketing; no first-sale day is statedCanon Camera Museum's exact-model table records October 2005 marketing. Its later EF 24–105mm IS STM page retrospectively describes this lens as released in September 2005; no first-sale day or explanation for the month difference is given

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