Canon EF-S 18–135mm f/3.5–5.6 IS vs Canon EF-S 18–135mm f/3.5–5.6 IS STM

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EF-S 18–135mm f/3.5–5.6 IS compared with EF-S 18–135mm f/3.5–5.6 IS STM

	CanonEF-S 18–135mm f/3.5–5.6 IS	CanonEF-S 18–135mm f/3.5–5.6 IS STM
Overview
Released
Released	October 2009	June 2012
Optics
Lens type
Lens type	Zoom	Zoom
Focal length
Focal length	18–135 mm	18–135 mm
Maximum aperture
Maximum aperture	f/3.5–5.6	f/3.5–5.6
Minimum aperture
Minimum aperture	f/22–36	f/22–36
Optical construction
Optical construction	16 elements in 12 groups	16 elements in 12 groups with a six-group zoom design
Special elements
Special elements	UD and glass-moulded aspherical elements	One UD and one high-precision aspherical element
Aperture detail
Aperture detail	–	Minimum f/22–36 with one-third-stop increments; Canon UK's table lists f/22–38 with f/36 qualified for one-third stops
Diaphragm
Diaphragm	Six blades with a circular aperture	Seven blades with a circular aperture
Angle of view
Angle of view	–	Horizontal 64°30′–9°30′; vertical 45°30′–6°20′; diagonal 74°20′–11°30′
Mount and compatibility
Mounts
Mounts	Canon EF-S	Canon EF-S
Image circle
Image circle	APS-C	APS-C
Compatibility
Compatibility	Canon EF-S mount APS-C cameras	Canon EF-S mount APS-C cameras
Image circle detail
Image circle detail	Canon quotes a full-frame angle-of-view equivalent of 29–216 mm	Canon quotes a full-frame angle-of-view equivalent of 29–216 mm
Focus and stabilisation
Autofocus
Autofocus	Yes	Yes
Minimum focus distance
Minimum focus distance	0.45 m	0.39 m
Maximum magnification
Maximum magnification	0.21×	0.28×
Optical stabilisation
Optical stabilisation	Yes	Yes
Autofocus detail
Autofocus detail	DC micromotor; no full-time manual focus; switch to MF before turning the focus ring (Bob Atkins)	STM; manual override after autofocus without changing focus mode
Focus distance detail
Focus distance detail	Internal focusing; front filter thread does not rotate during focusing or zooming (Bob Atkins and ePHOTOzine)	Electronic manual focus; adjustments in single autofocus mode after focus locks; non-rotating front filter thread (ePHOTOzine)
Stabilisation detail
Stabilisation detail	Approximately four-stop optical Image Stabilizer claim	Four-stop optical Image Stabilizer claim for still photographs
Video features
Video features	–	Dynamic IS for video; smooth Movie Servo AF on compatible cameras, including EOS 650D
Design
Filter diameter
Filter diameter	67 mm	67 mm
Maximum diameter
Maximum diameter	75.4 mm	76.6 mm
Length
Length	101 mm	96 mm
Weight
Weight	455 g (better)	480 g
Controls
Controls	–	Focus and zoom rings; zoom lock lever
Zoom design
Zoom design	Barrel extends when zoomed towards 135 mm (Bob Atkins)	–
Dimensions detail
Dimensions detail	75.4 mm maximum diameter × 101 mm length	76.6 mm maximum diameter × 96 mm length in the retracted state
Lens hood
Lens hood	Optional EW-73B; hood and case not supplied (Bob Atkins)	Optional EW-73B; LP1116 pouch available separately
In the box
In the box	Lens caps and instructions (ePHOTOzine)	–
Release detail
Release detail	Marketed in October 2009 according to Canon Camera Museum	Marketed in June 2012 according to Canon Camera Museum