Canon RF 20-50mm F4L IS USM PZ vs Canon RF 70–200mm F4 L IS USM
Better figure, where one is clearly better
| CanonRF 20-50mm F4L IS USM PZ | CanonRF 70–200mm F4 L IS USM | |
|---|---|---|
| Overview | ||
| Released | June 2026 | March 2021 |
| Optics | ||
| Lens type | Zoom | Zoom |
| Focal length | 20–50 mm | 70–200 mm |
| Maximum aperture | f/4 | f/4 |
| Minimum aperture | f/22 | f/32 |
| Optical construction | 13 elements in 11 groups | Sixteen elements in eleven groups |
| Special elements | Two glass-moulded aspherical and three UD elements | Four UD elements; Air Sphere and fluorine coatings |
| 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 aperture blades | Nine 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 EOS R cameras; full-frame image circle; power-zoom control from camera body or remote devices depends on compatible model and firmware | Canon RF mount for full-frame and APS-C EOS R bodies; RF extenders not compatible |
| Teleconverter support | Canon RF extenders not compatible | – |
| Focus and stabilisation | ||
| Autofocus | Yes | Yes |
| Minimum focus distance | 0.24 m | 0.6 m |
| Maximum magnification | 0.33× | 0.28× |
| Optical stabilisation | Yes | Yes |
| Autofocus detail | Nano USM autofocus; full-time manual focus; maker rear-focus design retains length during focusing | Dual Nano USM drives focus and floating lens groups independently; electronic floating focus system |
| Focus distance detail | – | Minimum focus 0.6 m throughout the zoom range |
| Magnification detail | Maker maximum magnification 0.14× at 20 mm or 0.33× at 50 mm; no AF/MF mode specified in the table | Maximum 0.28× at 200 mm |
| Stabilisation detail | 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 | Optical IS rated five stops with EOS R at 200 mm under CIPA, yaw/pitch; coordinated IS rated 7.5 stops with EOS R5 at 200 mm under CIPA, yaw/pitch |
| 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 | 67 mm | 77 mm |
| Maximum diameter | 79.9 mm | 83.5 mm |
| Length | 98.4 mm | 119 mm |
| Weight | 420 g (better) | 695 g |
| Controls | Customisable control ring, focus ring and zoom ring; PZ/MZ selector, custom button, AF/MF and stabiliser switches (Digital Camera World; ePHOTOzine) | Zoom, electronic manual-focus and customisable control rings; focus limiter with full or 2.5 m–infinity range; AF/MF, IS on/off and three IS mode switches; zoom lock at 70 mm |
| Zoom 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 | Extending barrel; 119 mm length at 70 mm; 176 mm extended at 200 mm (Cameralabs) |
| Filter detail | 67 mm front screw-in filter thread | – |
| Weather resistance | 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 | Dust and water resistant construction; Canon states this cannot completely prevent dust or droplets entering |
| Dimensions detail | Approximately 79.9 mm maximum diameter × 98.4 mm length | Approximately 83.5 mm maximum diameter × 119 mm length, retracted |
| Weight detail | Approximately 420 g lens | Approximately 695 g lens |
| Tripod mount | – | No tripod collar mount (Cameralabs) |
| Lens hood | ES-73B; maker lists E-67 II cap, Lens Dust Cap RF and LP1219 pouch as accessories | ET-83G (WIII) hood included |
| In the box | – | Lens, E-77 II front cap, RF dust cap, ET-83G (WIII) hood, LP1319 case and user manual kit |
| Release detail | Canon Japan's 11 June 2026 notice confirms first sale from 26 June 2026, resolving the earlier late-June launch wording | March 2021 marketed month in Canon Camera Museum and Canon's global annual lens-release list |
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