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Canon EF 70–200mm f/2.8L IS III USM vs Canon EF-S 24mm f/2.8 STM

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

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CanonEF 70–200mm f/2.8L IS III USMCanonEF-S 24mm f/2.8 STM
Overview
ReleasedSeptember 2018November 2014
Optics
Lens typeZoomPrime
Focal length70–200 mm24 mm
Maximum aperturef/2.8f/2.8
Minimum aperturef/32f/22
Optical construction23 elements in 19 groups; retains the optical layout of the EF 70–200mm f/2.8L IS II USMSix elements in five groups
Special elementsOne fluorite and five UD elementsAspherical lens element
CoatingsAir Sphere Coating and revised optical coatings; fluorine coating on front and rear element surfacesSuper Spectra coatings according to Canon's UK store
DiaphragmEight blades with a circular apertureSeven blades with a circular aperture; micro-stepping aperture drive according to Canon's US datasheet
Angle of viewDiagonal 34°–12°; vertical 19°30′–7°; horizontal 29°–10°–
Mount and compatibility
MountsCanon EFCanon EF-S
Image circleFull frameAPS-C
CompatibilityCanon EF mount full-frame and APS-C camerasCanon EF-S compatible APS-C cameras; approximately 38 mm equivalent field of view; EOS M use requires the EF-EOS M adaptor
Teleconverter supportEF1.4X III gives 98–280 mm f/4 and 0.30× maximum magnification; EF2X III gives 140–400 mm f/5.6 and 0.44×; autofocus remains available but is slower–
Focus and stabilisation
AutofocusYesYes
Minimum focus distance1.2 m0.16 m
Maximum magnification0.21×0.27×
Optical stabilisationYesNo
Autofocus detailRing-type USM; full-time manual override after One-Shot autofocus while holding the shutter button halfwaySTM autofocus supports Movie Servo AF; manual focus adjustment is available in One Shot AF according to Canon's US datasheet
Focus distance detailInternal focusing; maximum 0.21× magnification at 200 mmElectronically coupled manual focusing requires the camera to be powered on and metering activated according to Amateur Photographer; the front barrel extends but does not rotate according to Digital Camera World
Magnification detail–0.27× maximum magnification; EF12 II extension tube gives 0.77–0.50× and EF25 II gives 1.38–1.11× according to Canon's UK specification
Stabilisation detailUp to 3.5 stops under CIPA testing at 200 mm on an EOS-1D X Mark II; Mode 1 for still subjects and Mode 2 for panning; Canon notes tripod results depend on the tripod and shooting conditionsNo optical image stabilisation
Design
Dust and moisture resistantYes–
Filter diameter77 mm52 mm
Maximum diameter88.8 mm68.2 mm
Length199 mm22.8 mm
Weight1,480 g125 g
ControlsAF/MF, IS on/off and IS mode switches; focus limiter selects 1.2 m–infinity or 2.5 m–infinity–
Zoom designInternal zooming maintains physical length (Digital Camera World)–
Weather resistanceDust- and moisture-resistant construction with a rubber gasket at the mount–
Dimensions detail88.8 mm maximum diameter × 199 mm length, measured from the mount to the lens front; add 24.2 mm for front and rear caps68.2 mm maximum diameter × 22.8 mm retracted length
Weight detailApproximately 1,480 g lens only according to Canon's instruction manual, UK store and Camera Museum; a Canon USA one-page specification chart instead lists approximately 1,440 g–
Tripod mountIncluded removable rotating B (W II) tripod mount ring; detach the lens from the camera before removing the collar–
Lens hoodET-87, with release button and reversible mounting for storageES-52 screw-in hood sold separately according to Amateur Photographer; Canon lists LP811 as the compatible pouch
In the boxET-87 hood and LZ1326 lens case according to the UK store; tripod mount ring included according to Canon's instruction manualLens, E-52II front cap, Lens Dust Cap E and user manual according to Canon's UK store
Release detailMarketed in September 2018 according to Canon Camera Museum; Canon USA's 7 June announcement had scheduled US shipping for August 2018Canon Camera Museum records November 2014 introduction; the Japanese announcement specified late November. No separately confirmed UK first-sale day is published in these sources.

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