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

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EF-S 18–135mm f/3.5–5.6 IS STM compared with EF-S 18–135mm f/3.5–5.6 IS USM
CanonEF-S 18–135mm f/3.5–5.6 IS STMCanonEF-S 18–135mm f/3.5–5.6 IS USM
Overview
ReleasedJune 2012March 2016
Optics
Lens typeZoomZoom
Focal length18–135 mm18–135 mm
Maximum aperturef/3.5–5.6f/3.5–5.6
Minimum aperturef/22–36f/22–36
Optical construction16 elements in 12 groups with a six-group zoom design16 elements in 12 groups
Special elementsOne UD and one high-precision aspherical elementOne UD and one aspherical element
Coatings–Super Spectra coatings
Aperture detailMinimum f/22–36 with one-third-stop increments; Canon UK's table lists f/22–38 with f/36 qualified for one-third stopsMinimum f/22–36 with one-third-stop increments; f/22–38 with half-stop increments
DiaphragmSeven blades with a circular apertureSeven blades with a circular aperture
Angle of viewHorizontal 64°30′–9°30′; vertical 45°30′–6°20′; diagonal 74°20′–11°30′–
Mount and compatibility
MountsCanon EF-SCanon EF-S
Image circleAPS-CAPS-C
CompatibilityCanon EF-S mount APS-C camerasCanon EF-S mount APS-C cameras
Adaptor support–Canon UK supports EOS M cameras with an EF-EOS M mount adaptor
Image circle detailCanon quotes a full-frame angle-of-view equivalent of 29–216 mm–
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.39 m0.39 m
Maximum magnification0.28×0.28×
Optical stabilisationYesYes
Autofocus detailSTM; manual override after autofocus without changing focus modeNano USM; Canon claims up to 4.3× the STM predecessor's focus-lens driving speed when focusing from minimum distance to infinity at 135 mm through the viewfinder
Focus distance detailElectronic manual focus; adjustments in single autofocus mode after focus locks; non-rotating front filter thread (ePHOTOzine)Electronic manual focusing requires an awake camera; manual override in One-Shot AF requires a half-pressed shutter and enabled electronic manual focusing (The Digital Picture)
Magnification detail–Maximum 0.28× at 135 mm
Stabilisation detailFour-stop optical Image Stabilizer claim for still photographsFour-stop optical Image Stabilizer with automatic panning detection
Video featuresDynamic IS for video; smooth Movie Servo AF on compatible cameras, including EOS 650DOptional PZ-E1 power zoom adaptor attaches beneath the lens (The Digital Picture)
Design
Dust and moisture resistant–No
Filter diameter67 mm67 mm
Maximum diameter76.6 mm77.4 mm
Length96 mm96 mm
Weight480 g (better)515 g
ControlsFocus and zoom rings; zoom lock leverFocus and zoom rings; AF/MF, stabiliser and zoom-lock switches (The Digital Picture)
Zoom design–Extends towards longer focal lengths; zoom lock retains the retracted position (The Digital Picture)
Weather resistance–No full weather sealing or mount gasket (The Digital Picture)
Dimensions detail76.6 mm maximum diameter × 96 mm length in the retracted state77.4 mm maximum diameter × 96 mm length according to Canon Camera Museum
Lens hoodOptional EW-73B; LP1116 pouch available separatelyOptional EW-73D; optional LP1116 pouch (The Digital Picture)
In the box–Lens, E-67 II front cap, Lens Dust Cap E and user manual
Release detailMarketed in June 2012 according to Canon Camera MuseumMarketed in March 2016 according to Canon Camera Museum

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