Sigma DC 883101 18mm
Canon RF 28-70mm f/2.8 IS STM
What Buyers Say
Sigma DC 883101 18mm
This Sigma 18-250mm all-in-one zoom lens has won over most users with its flexibility and convenience for travel, despite some optical compromises. Several verified buyers praise the weight, build quality, and image stabilization, calling it a solid value for amateur photographers who want to avoid lugging multiple lenses. A few note issues like lens creep, slight distortion, and a noticeable click when the sleep mode activates, but these are widely seen as acceptable trade-offs for the range. Overall, it's a recommended "do-it-all" lens that balances price, portability, and performance well.
Pros
- Great all-in-one zoom range
- Lightweight for a superzoom
- Good image stabilization
- Solid build quality
- Good value versus Canon alternatives
Cons
- Lens creep when pointed down
- Audible click in sleep mode
- Manual focus adjustment needed after zoom
- Some pincushion and barrel distortion
- Slight vignetting at extremes
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
Scores
Specifications
| Sigma DC 883101 18mm | Canon RF 28-70mm f/2.8 IS STM | |
|---|---|---|
| Optics | ||
| Type | macro | zoom |
| Focal Length Min | 18 mm | 28 mm |
| Focal Length Max | 250 mm | 70 mm |
| Elements | — | 14 |
| Groups | — | 11 |
| Aspherical Elements | — | 2★ |
| ED Elements | — | 2★ |
| Coating | Super Multi-Layer Coating | Super Spectra Coating (SSC) |
| Aperture | ||
| Max Aperture | f/3.5 | f/2.8 |
| Min Aperture | 3.5-6.3 | f/2.8 |
| Constant | ✗ | ✓★ |
| Build | ||
| Mount | Nikon F | Canon RF |
| Format | APS-C | full-frame★ |
| Weather Sealed | — | ✓★ |
| Weight | 0.47 kg★ | 0.49 kg |
| Filter Thread | 62 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | HSM | STM★ |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 4 stops | 5.5 stops★ |
| Focus | ||
| Min Focus Distance | 250 mm★ | 270 mm |
| Max Magnification | 1:2.9★ | 0.24x |
Pros & Cons
Sigma DC 883101 18mm
- Strong versatility (99th percentile)99th %ile
- Strong stabilization (92nd percentile)92nd %ile
- Strong aperture (83rd percentile)83rd %ile
- Strong bokeh (81st percentile)81st %ile
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
Verdict
Scores 88 overall, wins 7 of 9 usage categories and 7 of 21 specs.