Canon EF 28mm f/1.8 USM vs Canon EF-S 18–55mm f/4–5.6 IS STM

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EF 28mm f/1.8 USM compared with EF-S 18–55mm f/4–5.6 IS STM

	CanonEF 28mm f/1.8 USM	CanonEF-S 18–55mm f/4–5.6 IS STM
Overview
Released
Released	September 1995	April 2017
Optics
Lens type
Lens type	Prime	Zoom
Focal length
Focal length	28 mm	18–55 mm
Maximum aperture
Maximum aperture	f/1.8	f/4–5.6
Minimum aperture
Minimum aperture	f/22	f/22–32
Optical construction
Optical construction	Ten elements in nine groups	12 elements in ten groups
Special elements
Special elements	Aspherical lens element	Aspherical lens element
Coatings
Coatings	–	Super Spectra coatings
Diaphragm
Diaphragm	Seven blades	Seven blades with a circular aperture
Angle of view
Angle of view	75° diagonal, 65° horizontal and 46° vertical	Horizontal 64°30′–23°20′; vertical 45°30′–15°40′; diagonal 74°20′–27°50′ according to the exact Canon manual
Mount and compatibility
Mounts
Mounts	Canon EF	Canon EF-S
Image circle
Image circle	Full frame	APS-C
Compatibility
Compatibility	Canon EF cameras with full-frame or APS-C sensors	Canon EF-S compatible APS-C cameras; 29–88 mm equivalent field of view
Teleconverter support
Teleconverter support	–	Canon extenders cannot be used
Adaptor support
Adaptor support	EF12 II extension tube gives 0.61–0.43× magnification; EF25 II gives 1.13–0.96×	–
Focus and stabilisation
Autofocus
Autofocus	Yes	Yes
Minimum focus distance
Minimum focus distance	0.25 m	0.25 m
Maximum magnification
Maximum magnification	0.18×	0.25×
Optical stabilisation
Optical stabilisation	–	Yes
Autofocus detail
Autofocus detail	USM autofocus with mechanical full-time manual focusing. Canon's manual specifies turning the ring with the shutter half-pressed after One Shot AF	Lead-screw STM; electronic manual adjustment after One-Shot autofocus while the shutter button remains half pressed, subject to camera settings
Focus distance detail
Focus distance detail	Physical length remains constant and the front element does not rotate according to Photozone	Manual focusing is unavailable with the camera off or lens asleep; internal focusing with a non-rotating front element according to both reviews
Magnification detail
Magnification detail	–	Maximum 0.25× at 55 mm; EF12 II gives 0.82–0.66× at 18 mm and 0.55–0.23× at 55 mm; EF25 II is incompatible at 18 mm and gives 0.91–0.51× at 55 mm
Stabilisation detail
Stabilisation detail	–	Four-stop CIPA claim at 55 mm using an EOS 7D Mark II; automatic panning compensation; Canon recommends switching IS off on a tripod to conserve power
Design
Filter diameter
Filter diameter	58 mm	58 mm
Maximum diameter
Maximum diameter	73.6 mm	66.5 mm
Length
Length	55.6 mm	61.8 mm
Weight
Weight	310 g	215 g (better)
Zoom design
Zoom design	–	Barrel extends when zoomed to 55 mm according to The Digital Picture
Controls
Controls	AF/MF switch, focus ring, distance window, depth-of-field scale and infrared focus index	–
Dimensions detail
Dimensions detail	Maximum diameter × length in retracted state; dimensions and 310 g weight are lens-only. Front and rear caps add 21.5 mm according to Canon's manual	66.5 mm maximum diameter × 61.8 mm retracted length; dimensions and 215 g weight are lens only, excluding caps
Lens hood
Lens hood	Optional EW-63 II petal hood; reversible for storage according to Canon's manual	EW-63C sold separately; exact manual and Canon Japan list LP1014 optional case, while the UK overview lists LP1016
Release detail
Release detail	Canon Camera Museum records September 1995 marketing; no first-sale day is given	Canon Japan's exact support specification gives first sale on 7 April 2017; Camera Museum gives April. The day is the Japanese release, not a separately confirmed UK day.