Canon RF 28-70mm f/2.8 IS STM
Sony DT SAL1870 18-70mm
What Buyers Say
Canon RF 28-70mm f/2.8 IS STM
The Canon RF 24-70mm f/2.8L IS USM lens receives overwhelmingly positive feedback for its sharpness, fast autofocus, and lightweight design. Users appreciate it as a versatile upgrade from kit lenses, especially for mirrorless cameras like the R7 and R5 Mark II. A single negative review is due to a delivery issue, not product quality.
Pros
- Sharp image quality
- Fast and accurate autofocus
- Lightweight and compact design
- Great value for the price
- Versatile for various settings
Cons
- Possible delivery mismanagement
Sony DT SAL1870 18-70mm
This Sony 18-70mm kit lens receives mixed reviews, with many praising its value, clarity, and quick autofocus for general photography. However, several users report durability issues, particularly with the plastic mount and softness at maximum zoom, leading to two failed copies for one buyer. Overall, it is seen as an affordable, lightweight option for casual use but not a professional-grade lens.
Pros
- Great value for money
- Fast autofocus
- Good clarity and color
- Lightweight and compact
- Works well for general photography
Cons
- Fragile plastic mount
- Soft at maximum zoom
- Durability issues (multiple failures)
- Not sharp throughout zoom range
- Auto focus can fail after impact
Scores
Specifications
| Canon RF 28-70mm f/2.8 IS STM | Sony DT SAL1870 18-70mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 28 mm | 18 mm |
| Focal Length Max | 70 mm | 70 mm |
| Elements | 14 | — |
| Groups | 11 | — |
| Aspherical Elements | 2★ | 1 |
| ED Elements | 2★ | 1 |
| Coating | Super Spectra Coating (SSC) | — |
| Aperture | ||
| Max Aperture | f/2.8 | f/3.5 |
| Min Aperture | f/2.8 | 3.5-5.6 |
| Constant | ✓★ | ✗ |
| Build | ||
| Mount | Canon RF | Sony A |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓★ | — |
| Weight | 0.49 kg | 0.23 kg★ |
| Filter Thread | 67 mm | — |
| AF & Stabilization | ||
| AF Type | STM★ | — |
| Stabilization | ✓★ | — |
| Stabilization Stops | 5.5 stops★ | — |
| Focus | ||
| Min Focus Distance | 270 mm | 35 mm★ |
| Max Magnification | 0.24x★ | — |
Pros & Cons
Canon RF 28-70mm f/2.8 IS STM
- Strong stabilization (98th percentile)98th %ile
- Strong aperture (88th percentile)88th %ile
- Strong user sentiment (88th percentile)88th %ile
- Strong bokeh (87th percentile)87th %ile
Sony DT SAL1870 18-70mm
- Strong macro (97th percentile)97th %ile
- Strong versatility (87th percentile)87th %ile
- Strong aperture (83rd percentile)83rd %ile
- Strong bokeh (81st percentile)81st %ile
- Below average user sentiment (11th percentile)11th %ile
- Below average stabilization (34th percentile)
Verdict
Scores 88 overall, wins 8 of 9 usage categories and 9 of 21 specs.