Canon RF 14–35mm F4 L IS USM vs Canon RF 20-50mm F4L IS USM PZ
Better figure, where one is clearly better
| CanonRF 14–35mm F4 L IS USM | CanonRF 20-50mm F4L IS USM PZ | |
|---|---|---|
| Overview | ||
| Released | September 2021 | June 2026 |
| Optics | ||
| Lens type | Zoom | Zoom |
| Focal length | 14–35 mm | 20–50 mm |
| Maximum aperture | f/4 | f/4 |
| Minimum aperture | f/22 | f/22 |
| Optical construction | Sixteen elements in twelve groups | 13 elements in 11 groups |
| Special elements | Two UD elements, one UD aspherical element and two glass-moulded aspherical elements; Super Spectra, SWC and ASC coatings; fluorine coating on the front surface of the front element | Two glass-moulded aspherical and three UD elements |
| Coatings | – | ASC and Super Spectra; fluorine coating on the front element |
| Aperture detail | – | Constant maximum f/4, minimum f/22 throughout the range |
| Diaphragm | Nine blades with circular aperture | Nine aperture blades |
| Angle of view | – | Horizontal 84°–40°, vertical 62°–27° and diagonal 94°–46° on full frame |
| Mount and compatibility | ||
| Mounts | Canon RF | Canon RF |
| Image circle | Full frame | Full frame |
| Compatibility | Canon RF mount for full-frame and APS-C EOS R cameras; RF extenders and EF extension tubes not compatible | Canon EOS R cameras; full-frame image circle; power-zoom control from camera body or remote devices depends on compatible model and firmware |
| Teleconverter support | – | Canon RF extenders not compatible |
| Focus and stabilisation | ||
| Autofocus | Yes | Yes |
| Minimum focus distance | 0.2 m | 0.24 m |
| Maximum magnification | 0.38× | 0.33× |
| Optical stabilisation | Yes | Yes |
| Autofocus detail | Nano USM rear focusing system; full-time manual focus in One-Shot AF | Nano USM autofocus; full-time manual focus; maker rear-focus design retains length during focusing |
| Focus distance detail | Minimum focus 0.2 m throughout the zoom range | – |
| Magnification detail | Maximum 0.38× at 35 mm | Maker maximum magnification 0.14× at 20 mm or 0.33× at 50 mm; no AF/MF mode specified in the table |
| Stabilisation detail | Optical IS rated 5.5 stops with EOS R at 35 mm under CIPA, yaw/pitch; coordinated IS rated seven stops with EOS R5 at 35 mm under CIPA, yaw/pitch | Maker six-stop optical IS or combined camera/lens eight stops at centre and corners under CIPA-2024, at maximum focal length with its specified camera; not guaranteed in every shooting setup |
| Video features | – | Internal multi-speed power zoom and optically suppressed focus breathing; zoom ring switches between powered and conventional manual operation |
| Design | ||
| Dust and moisture resistant | Yes | Yes |
| Filter diameter | 77 mm | 67 mm |
| Maximum diameter | 84.1 mm | 79.9 mm |
| Length | 99.8 mm | 98.4 mm |
| Weight | 540 g | 420 g (better) |
| Controls | Zoom, electronic manual-focus and customisable control rings; AF/MF and stabiliser on/off switches; automatic panning detection | Customisable control ring, focus ring and zoom ring; PZ/MZ selector, custom button, AF/MF and stabiliser switches (Digital Camera World; ePHOTOzine) |
| Zoom design | Barrel extends towards both ends of the zoom range; minimum length near 22 mm; camera-side electronic distortion correction contributes to the compact optical design | Internal zoom/focus keeps barrel length fixed; ePHOTOzine describes conventional mechanical manual zoom, while Digital Camera World's prose calls it fly-by-wire; no silent choice between those reviewer descriptions |
| Filter detail | – | 67 mm front screw-in filter thread |
| Weather resistance | Weather-resistant seals at the mount, switches, zoom ring, focus ring and control ring | Dust and moisture resistant with mount gasket; maker warns camera attachment is required and protection cannot prevent all dust or water ingress; no waterproof/IP rating inferred |
| Dimensions detail | Approximately 84.1 mm maximum diameter × 99.8 mm minimum length near 22 mm; maximum length 107.9 mm at 35 mm (Canon USA specifications) | Approximately 79.9 mm maximum diameter × 98.4 mm length |
| Weight detail | Approximately 540 g lens | Approximately 420 g lens |
| Lens hood | EW-83P petal hood included | ES-73B; maker lists E-67 II cap, Lens Dust Cap RF and LP1219 pouch as accessories |
| In the box | Lens, E-77 II front cap, RF dust cap, EW-83P hood, LP1219 soft case and user manual | – |
| Release detail | September 2021 marketed month in Canon Camera Museum | Canon Japan's 11 June 2026 notice confirms first sale from 26 June 2026, resolving the earlier late-June launch wording |
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