Canon EF 24mm f/2.8 vs Canon EF 28mm f/2.8

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EF 24mm f/2.8 compared with EF 28mm f/2.8

	CanonEF 24mm f/2.8	CanonEF 28mm f/2.8
Overview
Released
Released	November 1988	April 1987
Optics
Lens type
Lens type	Prime	Prime
Focal length
Focal length	24 mm	28 mm
Maximum aperture
Maximum aperture	f/2.8	f/2.8
Minimum aperture
Minimum aperture	f/22	f/22
Optical construction
Optical construction	Ten elements in ten groups; floating rear focusing system according to Canon Camera Museum	Five elements in five groups
Special elements
Special elements	–	One moulded glass aspherical element, at the front of the optical system
Diaphragm
Diaphragm	Six blades according to Canon Camera Museum	Five blades
Angle of view
Angle of view	84° diagonal, 74° horizontal and 53° vertical according to Canon's manual	75° diagonal, 65° horizontal and 46° vertical according to Canon's manual
Mount and compatibility
Mounts
Mounts	Canon EF	Canon EF
Image circle
Image circle	Full frame	Full frame
Compatibility
Compatibility	Canon EF cameras with full-frame or APS-C sensors	Canon EF cameras with full-frame or APS-C sensors
Focus and stabilisation
Autofocus
Autofocus	Yes	Yes
Minimum focus distance
Minimum focus distance	0.25 m	0.3 m
Maximum magnification
Maximum magnification	0.16×	0.13×
Optical stabilisation
Optical stabilisation	No	–
Autofocus detail
Autofocus detail	Arc Form Drive autofocus without full-time manual override according to The Digital Picture; Canon's manual requires the MF switch position for manual focus	Conventional motor autofocus according to Photozone; no full-time manual override according to The Digital Picture
Focus distance detail
Focus distance detail	Internal rear focusing; lens length remains constant and the front element does not rotate according to The Digital Picture	Mechanical manual focusing; Canon's manual requires the MF switch position. Inner tube extends towards close focus but the front does not rotate according to Photozone
Stabilisation detail
Stabilisation detail	No optical stabilisation according to The Digital Picture's exact-model specification table	–
Design
Dust and moisture resistant
Dust and moisture resistant	No	–
Filter diameter
Filter diameter	58 mm	52 mm
Maximum diameter
Maximum diameter	67.5 mm	67.4 mm
Length
Length	48.5 mm	42.5 mm
Weight
Weight	270 g	185 g (better)
Controls
Controls	AF/MF switch, focus ring, distance window, depth-of-field scale and infrared focus index	AF/MF switch, focus ring, distance window, depth-of-field scale and infrared focus index
Weather resistance
Weather resistance	No weather sealing according to The Digital Picture's exact-model specification table	–
Dimensions detail
Dimensions detail	67.5 mm maximum diameter × 48.5 mm length; dimensions and 270 g weight are lens-only. Front and rear caps add 21.5 mm according to Canon's manual	67.4 mm maximum diameter × 42.5 mm length; dimensions and 185 g weight are lens-only. Front and rear caps add 21.5 mm according to Canon's manual
Lens hood
Lens hood	EW-60 II reversible hood according to Canon's manual; optional according to The Digital Picture	EW-65 II reversible hood according to Canon's manual
Release detail
Release detail	Canon Camera Museum records November 1988 marketing; no first-sale day is given	Canon Camera Museum records April 1987 marketing; no first-sale day is given