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Canon EF 24–105mm f/4L IS II USM vs Canon EF-S 10–18mm f/4.5–5.6 IS STM

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

Better figure, where one is clearly better

CanonEF 24–105mm f/4L IS II USMCanonEF-S 10–18mm f/4.5–5.6 IS STM
Overview
Released2016May 2014
Optics
Lens typeZoomZoom
Focal length24–105 mm10–18 mm
Maximum aperturef/4f/4.5–5.6
Minimum aperturef/22f/22–29
Optical constructionSeventeen elements in twelve groups14 elements in 11 groups
Special elementsFour aspherical elementsOne UD and two aspherical elements, including a large-diameter plastic-moulded aspherical element
CoatingsAir Sphere Coating; front and rear fluorine coating according to The Digital PictureSuper Spectra coating
Aperture detail–Minimum f/22–29 in one-third-stop increments; f/22–27 with half-stop increments
DiaphragmTen blades with a circular apertureSeven blades with a circular aperture
Angle of view84°–23°20′ diagonal, 74°–19°20′ horizontal and 53°–13° vertical–
Mount and compatibility
MountsCanon EFCanon EF-S
Image circleFull frameAPS-C
CompatibilityCanon EF full-frame and APS-C DSLRs; EOS M cameras require an EF-EOS M mount adaptorCanon EF-S mount APS-C cameras
Teleconverter supportCanon's manual excludes extenders–
Adaptor supportEF12 II gives 0.60–0.50× at 24 mm and 0.41–0.12× 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 distance0.45 m0.22 m
Maximum magnification0.24×0.15×
Optical stabilisationYesYes
Autofocus detailUSM autofocus with full-time manual focusing. Canon's manual specifies turning the ring with the shutter half-pressed after One Shot AFStepping motor for smooth, near-silent focusing
Focus distance detailInternal focusing according to The Digital Picture; Canon instructs users to finish zooming before focusingElectronic focus ring; no distance scale (Digital Camera World); front element does not rotate during focusing (OpticalLimits)
Magnification detail–Maximum 0.15× at 18 mm
Stabilisation detailCanon claims four-stop optical stabilisation. The exact manual describes automatic adjustment for still subjects and panning, with correction perpendicular to the panning directionApproximately four shutter-speed stops under CIPA standards, tested on an EOS 7D at 18 mm
Design
Dust and moisture resistantYes–
Filter diameter77 mm67 mm
Maximum diameter83.5 mm74.6 mm
Length118 mm72 mm
Weight795 g240 g
ControlsAF/MF and stabilisation switches, separate focus and zoom rings, distance window, infrared index and transport lock at 24 mm–
Zoom designExtending barrel; zoom lock holds the shortest 24 mm positionLens extends slightly towards both ends of the zoom range; shortest around 14 mm (OpticalLimits)
Weather resistanceCanon UK describes dust and moisture sealing; the manual identifies a rubber mount ring. The Digital Picture recommends a protective filter to complete front sealing–
Dimensions detailMaximum diameter × retracted length; size and 795 g weight are lens-only. Caps add 24.2 mm to length according to Canon's manual74.6 mm maximum diameter × 72 mm length in the retracted state
Lens hoodEW-83M hood with release button; reversible for storageOptional EW-73C (Digital Camera World and OpticalLimits)
In the boxLens, E-77 II front cap, Dust Lens Cap E, EW-83M hood, LP1219 case and manual according to Canon UKLens, E-67II front cap, rear Lens Cap E and user manual
Release detailCanon Camera Museum's exact-model table records October 2016 marketing; its later RF 24–105mm page retrospectively says November 2016. The year is used because the maker gives conflicting months without explaining a regional differenceMarketed in May 2014 according to Canon Camera Museum

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