Canon RF 28-70mm f/2.8 IS STM
Canon
88 Overall Score
vs
Sigma Contemporary 16-300mm f/3.5-6.7 DC OS
Sigma
99 Overall Score
What Buyers Say
Canon RF 28-70mm f/2.8 IS STM
90 out of 100 medium confidence 13 reviews
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
Image quality 4
Autofocus performance 3
Weight and portability 6
Value for money 4
Versatility 2
Delivery experience 1
Sigma Contemporary 16-300mm f/3.5-6.7 DC OS
No customer feedback yet
Scores
Landscape
Budget
Macro
Travel
Portrait
Professional
Video Cinema
Wildlife Sports
Street
Specifications
| Canon RF 28-70mm f/2.8 IS STM | Sigma Contemporary 16-300mm f/3.5-6.7 DC OS | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 28 mm | 16 mm |
| Focal Length Max | 70 mm | 300 mm |
| Elements | 14 | 20 |
| Groups | 11 | 14 |
| Aspherical Elements | 2 | 4★ |
| ED Elements | 2 | 5★ |
| Coating | Super Spectra Coating (SSC) | water- and oil-repellent coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/3.5 |
| Min Aperture | f/2.8 | 3.5-6.7 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | — | 9★ |
| Build | ||
| Mount | Canon RF | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.49 kg★ | 0.61 kg |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | STM★ | HLA |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 5.5 stops | 6 stops★ |
| Focus | ||
| Min Focus Distance | 270 mm | 170 mm★ |
| Max Magnification | 0.24x | 1:2★ |
Pros & Cons
Canon RF 28-70mm f/2.8 IS STM
- Strong stabilization (98th percentile)98th %ile
- Strong aperture (88th percentile)88th %ile
- Strong bokeh (86th percentile)86th %ile
- Strong user sentiment (86th percentile)86th %ile
Sigma Contemporary 16-300mm f/3.5-6.7 DC OS
- Strong versatility (100th percentile)100th %ile
- Strong stabilization (99th percentile)99th %ile
- Strong optical (99th percentile)99th %ile
- Strong bokeh (88th percentile)88th %ile
Pricing
Canon RF 28-70mm f/2.8 IS STM0.080score per dollar
vs
Sigma Contemporary 16-300mm f/3.5-6.7 DC OS0.143score per dollar
Sigma Contemporary 16-300mm f/3.5-6.7 DC OS offers 1.8x better value for money
Verdict
Winner: Sigma Contemporary 16-300mm f/3.5-6.7 DC OS
Scores 99 overall, wins 6 of 9 usage categories and 6 of 22 specs.
