Canon EF 16–35mm f/2.8L III USM vs Canon EF-S 18–200mm f/3.5–5.6 IS
Better figure, where one is clearly better
| CanonEF 16–35mm f/2.8L III USM | CanonEF-S 18–200mm f/3.5–5.6 IS | |
|---|---|---|
| Overview | ||
| Released | October 2016 | September 2008 |
| Optics | ||
| Lens type | Zoom | Zoom |
| Focal length | 16–35 mm | 18–200 mm |
| Maximum aperture | f/2.8 | f/3.5–5.6 |
| Minimum aperture | f/22 | f/22–36 |
| Optical construction | Sixteen elements in eleven groups | 16 elements in 12 groups |
| Special elements | Two large-diameter glass-moulded aspherical elements, one ground aspherical element and two UD elements | Two UD and two glass-moulded aspherical elements according to Canon Camera Museum |
| Coatings | Air Sphere Coating and Subwavelength Structure Coating; front and rear fluorine coatings according to The Digital Picture | Super Spectra coatings according to Canon UK |
| Diaphragm | Nine circular blades | Six blades with a circular aperture; minimum f/22–36 according to Canon Camera Museum, while Canon Japan's later specification table lists f/22–38 |
| Angle of view | Horizontal 98°–54°; vertical 74°10′–38°; diagonal 108°10′–63° | Horizontal 64°30′–6°30′, vertical 45°30′–4°20′, diagonal 74°20′–7°50′ according to Canon Japan |
| Mount and compatibility | ||
| Mounts | Canon EF | Canon EF-S |
| Image circle | Full frame | APS-C |
| Compatibility | Full-frame and APS-C Canon EF DSLRs | Canon EF-S compatible APS-C cameras; equivalent angle of view to approximately 29–320 mm on full frame |
| Teleconverter support | Extenders cannot be used; the manual also states that no compatible close-up lenses are available | Canon extenders are not compatible according to Canon Japan |
| Adaptor support | Canon UK lists EOS M use with the EF-EOS M mount adaptor | Canon UK confirms EOS M compatibility using the EF-EOS M adapter |
| Focus and stabilisation | ||
| Autofocus | Yes | Yes |
| Minimum focus distance | 0.28 m | 0.45 m |
| Maximum magnification | 0.25× | 0.24× |
| Optical stabilisation | No | Yes |
| Autofocus detail | Ring USM with full-time manual override; keep the shutter half-pressed after autofocus when adjusting focus manually | Conventional DC autofocus motor, without full-time manual focus override, according to Photozone |
| Focus distance detail | – | Internal focusing with a non-rotating front filter thread; focus ring rotates during autofocus according to Photozone |
| Magnification detail | At 35 mm, EF12 II gives 0.65×–0.36× and EF25 II gives 1.14×–0.80×; both tubes are incompatible at 16 mm | Maximum 0.24× at 200 mm according to Canon Japan |
| Stabilisation detail | – | Canon states approximately four shutter-speed stops of optical correction; automatic distinction between normal and panning shots |
| Design | ||
| Dust and moisture resistant | Yes | – |
| Filter diameter | 82 mm | 72 mm |
| Maximum diameter | 88.5 mm | 78.6 mm |
| Length | 127.5 mm | 102 mm |
| Weight | 790 g | 595 g (better) |
| Controls | Separate zoom and focus rings, AF/MF switch and distance window | AF/MF and stabiliser switches; focus and zoom rings; zoom transport lock at 18 mm |
| Zoom design | Constant outer length with inner front-tube movement according to both reviews; the manual advises zooming before focusing | Extending double-trombone barrel according to Photozone |
| Filter detail | One front filter may be fitted; the manual specifies the 82 mm Canon PL-C B polariser and removing the hood for adjustment | – |
| Weather resistance | Sealed construction and rubber mount ring; the manual recommends an 82 mm Canon PROTECT filter for best dust and water resistance | – |
| Dimensions detail | Length measured from the mount surface to the front; front and rear caps add 24 mm | 78.6 mm maximum diameter × 102 mm length; approximately 595 g according to Canon |
| Weight detail | Approximately 790 g for the lens alone, excluding accessories, in Canon's instruction manual | – |
| Lens hood | Reversible EW-88D hood with release button | EW-78D hood and LP1116 pouch are optional accessories according to Canon Japan |
| In the box | Lens, EW-88D hood, LP1222 case, E-82 II front cap, rear cap E and user manual | Lens, E-72 front cap, Lens Dust Cap E and user manual according to Canon UK |
| Release detail | Canon Camera Museum records October 2016 marketing; no first-sale day is stated | Canon Camera Museum records September 2008 marketing. Canon Japan records announcement on 26 August and first sale on 27 September 2008; a UK first-sale day is not established by these sources |
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