Canon RF 24-105mm f/2.8 L IS USM vs Canon RF 24-105mm f/4-7.1 IS STM
Both are Canon RF mount zooms for everyday and travel — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.
| Spec | Canon RF 24-105mm f/2.8 L IS USM | Canon RF 24-105mm f/4-7.1 IS STM |
|---|---|---|
| Focal length | 24-105mm | 24-105mm |
| Max aperture | f/2.8 | f/4-7.1 |
| Type | zoom | zoom |
| Coverage | full-frame | full-frame |
| Mount | Canon RF | Canon RF |
Which should you buy?
- the Canon RF 24-105mm f/2.8 L IS USM opens wider (f/2.8) — brighter in low light and more background blur
Where to buy
Canon RF 24-105mm f/2.8 L IS USMSee price on Amazon
Canon RF 24-105mm f/4-7.1 IS STMSee price on Amazon
FAQ
What's the difference between the Canon RF 24-105mm f/2.8 L IS USM and the Canon RF 24-105mm f/4-7.1 IS STM?
The Canon RF 24-105mm f/2.8 L IS USM is 24-105mm f/2.8 zoom, full-frame; the Canon RF 24-105mm f/4-7.1 IS STM is 24-105mm f/4-7.1 zoom, full-frame. Both fit the Canon RF mount.
Which is better in low light, the Canon RF 24-105mm f/2.8 L IS USM or the Canon RF 24-105mm f/4-7.1 IS STM?
The Canon RF 24-105mm f/2.8 L IS USM — its f/2.8 maximum aperture lets in more light and gives more background blur than the f/4-7.1 of the other.
Do the Canon RF 24-105mm f/2.8 L IS USM and Canon RF 24-105mm f/4-7.1 IS STM 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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