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Canon EF 24–105mm f/4L IS II USM vs Canon EF 24–70mm f/4L IS USM

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

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CanonEF 24–105mm f/4L IS II USMCanonEF 24–70mm f/4L IS USM
Overview
Released2016December 2012
Optics
Lens typeZoomZoom
Focal length24–105 mm24–70 mm
Maximum aperturef/4f/4
Minimum aperturef/22f/22
Optical constructionSeventeen elements in twelve groups15 elements in 12 groups
Special elementsFour aspherical elementsTwo aspherical and two UD elements
CoatingsAir Sphere Coating; front and rear fluorine coating according to The Digital PictureSuper Spectra coatings; Canon also specifies easy-clean lens-element coatings
DiaphragmTen blades with a circular apertureNine blades with a circular aperture
Angle of view84°–23°20′ diagonal, 74°–19°20′ horizontal and 53°–13° verticalHorizontal 74°–29°; vertical 53°–19°30′; diagonal 84°–34°
Mount and compatibility
MountsCanon EFCanon EF
Image circleFull frameFull frame
CompatibilityCanon EF full-frame and APS-C DSLRs; EOS M cameras require an EF-EOS M mount adaptorCanon EF mount full-frame and 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 m0.2 m
Maximum magnification0.24×0.7×
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 AFRing-type USM with full-time manual override
Focus distance detailInternal focusing according to The Digital Picture; Canon instructs users to finish zooming before focusingNormal minimum focus 0.38 m; dedicated macro mode reaches 0.2 m according to Canon Camera Museum; approximately 3 cm working distance at maximum magnification (Bob Atkins)
Magnification detail–Maximum 0.21× in normal operation and 0.7× in the separate macro position beyond the telephoto end
Stabilisation detailCanon claims four-stop optical stabilisation. The exact manual describes automatic adjustment for still subjects and panning, with correction perpendicular to the panning directionFour-stop optical IS claim; automatic panning detection; Hybrid IS compensates angular and shift movements in macro mode
Design
Dust and moisture resistantYesYes
Filter diameter77 mm77 mm
Maximum diameter83.5 mm83.4 mm
Length118 mm93 mm
Weight795 g600 g
ControlsAF/MF and stabilisation switches, separate focus and zoom rings, distance window, infrared index and transport lock at 24 mmMacro/zoom-lock switch; AF/MF and IS switches; focus ring, zoom ring and distance scale
Zoom designExtending barrel; zoom lock holds the shortest 24 mm positionBarrel extends towards 70 mm; zoom lock operates at 24 mm (Bob Atkins)
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 sealingSealed against dust and moisture
Dimensions detailMaximum diameter × retracted length; size and 795 g weight are lens-only. Caps add 24.2 mm to length according to Canon's manual83.4 mm maximum diameter × 93 mm length in the retracted state
Lens hoodEW-83M hood with release button; reversible for storageEW-83L hood; Canon lists LP1219 pouch as an accessory
In the boxLens, E-77 II front cap, Dust Lens Cap E, EW-83M hood, LP1219 case and manual according to Canon UK–
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 December 2012 according to Canon Camera Museum

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