Request a product

Canon EF 24mm f/2.8 IS USM vs Canon EF 85mm f/1.4L IS USM

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

Better figure, where one is clearly better

CanonEF 24mm f/2.8 IS USMCanonEF 85mm f/1.4L IS USM
Overview
ReleasedJune 2012November 2017
Optics
Lens typePrimePrime
Focal length24 mm85 mm
Maximum aperturef/2.8f/1.4
Minimum aperturef/22f/22
Optical constructionEleven elements in nine groupsFourteen elements in ten groups
Special elementsGlass-moulded aspherical element according to Canon Camera MuseumHigh-precision glass-moulded aspherical lens according to Canon
CoatingsSuper Spectra coating according to Canon UKAir Sphere Coating (ASC) according to Canon
DiaphragmSeven-blade circular apertureNine blades with a circular aperture
Angle of view84° diagonal, 74° horizontal and 53° vertical28°30′ diagonal, 24° horizontal and 16° vertical
Mount and compatibility
MountsCanon EFCanon EF
Image circleFull frameFull frame
CompatibilityFull-frame and APS-C Canon EF DSLR cameras according to Canon UKCanon EF cameras with full-frame or APS-C sensors
Teleconverter support–Not compatible with Canon extenders according to Canon UK's specification sheet
Adaptor supportEOS M compatibility with the EF-EOS M mount adaptor according to Canon UKCanon UK confirms EOS M compatibility using the EF-EOS M Mount Adapter
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.2 m0.85 m
Maximum magnification0.23×0.12×
Optical stabilisationYesYes
Autofocus detailRing USM with full-time manual focus according to Canon UK's specification page; Canon Camera Museum instead describes micro USMRing USM with full-time manual override according to Canon UK
Focus distance detailConstant physical length and non-rotating filter during focusing according to PhotozoneInternal focusing according to ePHOTOzine
Magnification detail0.23× native; 0.62–0.43× with Extension Tube EF12 II and 1.13–0.95× with EF25 II according to Canon UKCanon UK specifies 0.15–0.26× with EF12 II and 0.33–0.43× with EF25 II extension tubes
Stabilisation detailFour-stop optical stabilisation claimed by Canon UKFour-stop optical stabilisation, tested at 85 mm with EOS-1D X Mark II to CIPA standards according to Canon
Design
Dust and moisture resistantNoYes
Filter diameter58 mm77 mm
Maximum diameter68.4 mm88.6 mm
Length55.7 mm105.4 mm
Weight280 g950 g
ControlsAF/MF and stabiliser switches, focus ring, distance window and depth-of-field scaleAF/MF and stabiliser on/off switches, manual focus ring, distance window and depth-of-field markings
Weather resistanceNo weather sealing according to both independent exact-model reviewsDust and moisture resistance according to Canon UK
Dimensions detail68.4 mm maximum diameter × 55.7 mm length and 280 g according to Canon UK; dimensions in retracted state88.6 mm maximum diameter × 105.4 mm length; approximately 950 g according to Canon
Lens hoodOptional EW-65B; Canon UK's box list excludes a hoodSupplied ET-83E hood according to Canon UK
In the boxLens, E-58U front cap, Lens Dust Cap E and user manual according to Canon UKLens, ET-83E hood, E-77II front cap, Lens Dust Cap E, LP1219 pouch and user manual according to Canon UK
Release detailCanon Camera Museum records June 2012 marketing and explicitly names the November 1988 EF 24mm f/2.8 as its predecessorCanon Camera Museum records November 2017 marketing; a first-sale day is not given

More comparisons