Canon EF 16–35mm f/2.8L III USM vs Canon EF 24–105mm f/3.5–5.6 IS STM

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/3.5–5.6 IS STM
CanonEF 16–35mm f/2.8L III USMCanonEF 24–105mm f/3.5–5.6 IS STM
Overview
ReleasedOctober 2016December 2014
Optics
Lens typeZoomZoom
Focal length16–35 mm24–105 mm
Maximum aperturef/2.8f/3.5–5.6
Minimum aperturef/22f/22–36
Optical constructionSixteen elements in eleven groupsSeventeen elements in thirteen groups
Special elementsTwo large-diameter glass-moulded aspherical elements, one ground aspherical element and two UD elementsAspherical and UD elements
Aperture detail–Minimum aperture f/22–36 with third-stop increments, or f/22–32 with half-stop increments, according to Canon's exact manual and Museum table
CoatingsAir Sphere Coating and Subwavelength Structure Coating; front and rear fluorine coatings according to The Digital Picture–
DiaphragmNine circular bladesSeven 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 extenders
Adaptor supportCanon UK lists EOS M use with the EF-EOS M mount adaptorEF12 II gives 0.61–0.50× at 24 mm and 0.46–0.12× at 105 mm; EF25 II is incompatible at 24 mm and gives 0.67–0.27× at 105 mm
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.28 m0.4 m
Maximum magnification0.25×0.3×
Optical stabilisationNoYes
Autofocus detailRing USM with full-time manual override; keep the shutter half-pressed after autofocus when adjusting focus manuallyLead-screw STM autofocus with electronic manual focusing. One Shot AF permits manual adjustment with the shutter half-pressed; manual focusing is unavailable when the camera is off or the lens is asleep
Focus distance detail–Internal focusing with a non-rotating filter thread according to ePHOTOzine. Canon instructs users to finish zooming before focusing
Stabilisation detail–Four-stop claim measured at 105 mm with the EOS-1D X under CIPA standards. The manual describes automatic correction for still subjects and panning
Video features–Smooth Movie Servo AF with compatible cameras; the original manual lists EOS 70D, 700D, 100D and 650D, plus EOS M/M2 with an EF-EOS M adaptor
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 resistantYes–
Filter diameter82 mm77 mm
Maximum diameter88.5 mm83.4 mm
Length127.5 mm104 mm
Weight790 g525 g (better)
ControlsSeparate zoom and focus rings, AF/MF switch and distance windowAF/MF and stabilisation switches, separate focus and zoom rings, and a zoom lock at 24 mm
Zoom designConstant outer length with inner front-tube movement according to both reviews; the manual advises zooming before focusingExtending barrel with transport lock at the shortest position
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 resistance–
Dimensions detailLength measured from the mount surface to the front; front and rear caps add 24 mmMaximum diameter × length; size and 525 g weight are lens-only. Caps add 24.2 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 buttonOptional EW-83M hood with release button; reversible for storage
In the boxLens, EW-88D hood, LP1222 case, E-82 II front cap, rear cap E and user manual–
Release detailCanon Camera Museum records October 2016 marketing; no first-sale day is statedCanon Camera Museum records December 2014 marketing; no first-sale day is given

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