Canon RF 10-20mm f/4 L IS STM vs Canon RF 20-50mm f/4 L IS USM PZ
Both are Canon RF mount zooms for wide-angle and landscape — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.
| Spec | Canon RF 10-20mm f/4 L IS STM | Canon RF 20-50mm f/4 L IS USM PZ |
|---|---|---|
| Focal length | 10-20mm | 20-50mm |
| Max aperture | f/4 | f/4 |
| Type | zoom | zoom |
| Coverage | full-frame | full-frame |
| Mount | Canon RF | Canon RF |
Which should you buy?
- the Canon RF 10-20mm f/4 L IS STM covers 10-20mm and the Canon RF 20-50mm f/4 L IS USM PZ covers 20-50mm — pick the range that matches what you shoot
Where to buy
Check the Canon RF 10-20mm f/4 L IS STM price on Amazon →
Check the Canon RF 20-50mm f/4 L IS USM PZ price on Amazon →
FAQ
What's the difference between the Canon RF 10-20mm f/4 L IS STM and the Canon RF 20-50mm f/4 L IS USM PZ?
The Canon RF 10-20mm f/4 L IS STM is 10-20mm f/4 zoom, full-frame; the Canon RF 20-50mm f/4 L IS USM PZ is 20-50mm f/4 zoom, full-frame. Both fit the Canon RF mount.
Do the Canon RF 10-20mm f/4 L IS STM and Canon RF 20-50mm f/4 L IS USM PZ fit the same camera?
Yes — both are Canon RF mount lenses, so they fit Canon EOS R series (full-frame R5/R6/R8) and APS-C (R7/R10/R50).
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