Canon EF 28mm f/2.8 IS USM vs Canon EF 85mm f/1.4L IS USM

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EF 28mm f/2.8 IS USM compared with EF 85mm f/1.4L IS USM

	CanonEF 28mm f/2.8 IS USM	CanonEF 85mm f/1.4L IS USM
Overview
Released
Released	June 2012	November 2017
Optics
Lens type
Lens type	Prime	Prime
Focal length
Focal length	28 mm	85 mm
Maximum aperture
Maximum aperture	f/2.8	f/1.4
Minimum aperture
Minimum aperture	f/22	f/22
Optical construction
Optical construction	Nine elements in seven groups	Fourteen elements in ten groups
Special elements
Special elements	Glass-moulded aspherical element	High-precision glass-moulded aspherical lens according to Canon
Coatings
Coatings	Super Spectra coating according to Canon UK	Air Sphere Coating (ASC) according to Canon
Diaphragm
Diaphragm	Seven-blade circular aperture according to Canon Camera Museum	Nine blades with a circular aperture
Angle of view
Angle of view	75° diagonal, 65° horizontal and 46° vertical	28°30′ diagonal, 24° horizontal and 16° vertical
Mount and compatibility
Mounts
Mounts	Canon EF	Canon EF
Image circle
Image circle	Full frame	Full frame
Compatibility
Compatibility	Canon EF full-frame and APS-C cameras; EOS M requires EF-EOS M adapter	Canon EF cameras with full-frame or APS-C sensors
Teleconverter support
Teleconverter support	Canon extenders not compatible	Not compatible with Canon extenders according to Canon UK's specification sheet
Adaptor support
Adaptor support	Extension tube EF12 II gives 0.71–0.50× magnification; EF25 II gives 1.30–1.11×	Canon UK confirms EOS M compatibility using the EF-EOS M Mount Adapter
Focus and stabilisation
Autofocus
Autofocus	Yes	Yes
Minimum focus distance
Minimum focus distance	0.23 m	0.85 m
Maximum magnification
Maximum magnification	0.2×	0.12×
Optical stabilisation
Optical stabilisation	Yes	Yes
Autofocus detail
Autofocus detail	Ring USM with full-time manual focus according to Canon UK; Camera Museum describes micro USM instead	Ring USM with full-time manual override according to Canon UK
Focus distance detail
Focus distance detail	Internal focusing with a non-rotating front and constant physical length according to The Digital Picture	Internal focusing according to ePHOTOzine
Magnification detail
Magnification detail	–	Canon UK specifies 0.15–0.26× with EF12 II and 0.33–0.43× with EF25 II extension tubes
Stabilisation detail
Stabilisation detail	Maker claim up to four stops; The Digital Picture and Photozone each report approximately three stops in their tests	Four-stop optical stabilisation, tested at 85 mm with EOS-1D X Mark II to CIPA standards according to Canon
Design
Dust and moisture resistant
Dust and moisture resistant	No	Yes
Filter diameter
Filter diameter	58 mm	77 mm
Maximum diameter
Maximum diameter	68.4 mm	88.6 mm
Length
Length	51.5 mm	105.4 mm
Weight
Weight	260 g (better)	950 g
Controls
Controls	–	AF/MF and stabiliser on/off switches, manual focus ring, distance window and depth-of-field markings
Weather resistance
Weather resistance	No weather sealing according to The Digital Picture and Photozone	Dust and moisture resistance according to Canon UK
Dimensions detail
Dimensions detail	Maximum diameter × length in retracted state	88.6 mm maximum diameter × 105.4 mm length; approximately 950 g according to Canon
Lens hood
Lens hood	Optional EW-65B; LP1014 pouch listed as an accessory	Supplied ET-83E hood according to Canon UK
In the box
In the box	Lens, E-58U front cap, Lens Dust Cap E and user manual according to Canon UK	Lens, ET-83E hood, E-77II front cap, Lens Dust Cap E, LP1219 pouch and user manual according to Canon UK
Release detail
Release detail	Canon Camera Museum records June 2012 marketing and explicitly identifies the April 1987 EF 28mm f/2.8 as its predecessor	Canon Camera Museum records November 2017 marketing; a first-sale day is not given