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Canon EF 24–105mm f/4L IS II USM vs Canon EF 24–70mm f/2.8L II USM

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 24–70mm f/2.8L II USM
Overview
Released2016September 2012
Optics
Lens typeZoomZoom
Focal length24–105 mm24–70 mm
Maximum aperturef/4f/2.8
Minimum aperturef/22f/22
Optical constructionSeventeen elements in twelve groups18 elements in 13 groups
Special elementsFour aspherical elementsThree aspherical elements, two UD elements and one Super UD element
CoatingsAir Sphere Coating; front and rear fluorine coating according to The Digital PictureFluorine on the front surface of the first element and rear surface of the last element
DiaphragmTen blades with a circular apertureNine blades with a circular aperture
Angle of view84°–23°20′ diagonal, 74°–19°20′ horizontal and 53°–13° verticalFull-frame horizontal 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 cameras, including full-frame and APS-C DSLRs
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 mmCanon UK supports EOS M cameras with an EF-EOS M mount adaptor
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.45 m0.38 m
Maximum magnification0.24×0.21×
Optical stabilisationYesNo
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 focusingInternal focusing; filter thread does not rotate during focusing (DPReview)
Magnification detail–Maximum 0.21× at 70 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 directionNo optical image stabilisation (DPReview and OpticalLimits)
Design
Dust and moisture resistantYesYes
Filter diameter77 mm82 mm
Maximum diameter83.5 mm88.5 mm
Length118 mm113 mm
Weight795 g805 g
ControlsAF/MF and stabilisation switches, separate focus and zoom rings, distance window, infrared index and transport lock at 24 mmSeparate focus and zoom rings; zoom lock lever
Zoom designExtending barrel; zoom lock holds the shortest 24 mm positionLens extends when zoomed towards 70 mm; zoom lock holds the 24 mm position (DPReview)
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 sealingDust and moisture resistant structure at the mount, switch panel and zoom ring
Dimensions detailMaximum diameter × retracted length; size and 795 g weight are lens-only. Caps add 24.2 mm to length according to Canon's manual88.5 mm maximum diameter × 113 mm length in the retracted state
Lens hoodEW-83M hood with release button; reversible for storageEW-88C
In the boxLens, E-77 II front cap, Dust Lens Cap E, EW-83M hood, LP1219 case and manual according to Canon UKLens, E-82 U front cap, Lens Dust Cap E, EW-88C hood, LP1219 case 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 September 2012 according to Canon Camera Museum

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