Canon RF 24-105mm F2.8 L IS USM Z vs Canon RF 28-70mm F2.8 IS STM
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Verdict at a glance
- Canon RF 28-70mm F2.8 IS STM is lighter by 835g.
- Canon RF 24-105mm F2.8 L IS USM Z goes wider (24mm vs 28mm).
- Canon RF 24-105mm F2.8 L IS USM Z reaches further (105mm vs 70mm).
- Canon RF 28-70mm F2.8 IS STM is the newer design (2024 vs 2023).
| Spec | RF 24-105mm F2.8 L IS USM Z | RF 28-70mm F2.8 IS STM |
|---|---|---|
| Brand | Canon | Canon |
| Mount | Canon RF | Canon RF |
| Type | Zoom | Zoom |
| Focal length | 24-105mm (wider) | 28-70mm |
| Max aperture | f/2.8 | f/2.8 |
| Released | 2023 | 2024 |
| Blades | 11 | 9 |
| Format | full-frame | full-frame |
| Groups | 18 | 12 |
| Af motor | USM | STM |
| Elements | 23 | 15 |
| Weight g | 1330.0 | 495.0 (lighter) |
| Filter mm | 82 | 67 |
| Length mm | 199.0 | 92.2 |
| Stabilized | Yes | Yes |
| Diameter mm | 88.5 | 76.5 |
| Min focus m | 0.45 | 0.27 (closer focusing) |
| Max magnification | 0.08 | 0.24 |
Canon RF 24-105mm F2.8 L IS USM Z
Canon's standard zoom with a constant f/2.8 aperture, image stabilization and an internal zoom design, introduced in 2023. It is aimed at hybrid shooters who work in both stills and video.
Pros
- Constant f/2.8 across a wide range
- Image stabilization
- Barrel length stays fixed when zooming
- Sealed construction
Cons
- Heavy at about 1.3kg
- Large 82mm filter thread
Canon RF 28-70mm F2.8 IS STM
A compact f/2.8 standard zoom for Canon RF full-frame cameras with stabilization and stepping-motor autofocus.
Pros
- Constant f/2.8
- Small and light (495 g)
- Image stabilization
Cons
- Starts at 28mm
- Narrower range than a 24-70
- Relies on digital corrections