Sigma Art 17-40mm f/1.8 DC
Canon RF 70-200mm f/2.8L IS USM
What Buyers Say
Sigma Art 17-40mm f/1.8 DC
The Sigma 17-40mm f/1.8 DC DN Art lens is overwhelmingly praised for its exceptional image quality, fast constant aperture, and compact internal zoom design. Users highlight its sharpness, lightweight build, and excellent autofocus performance, especially on crop-sensor mirrorless cameras like the Canon R7 and Fujifilm bodies. A few questions about compatibility with specific cameras and features like weather sealing and aperture ring are noted, but the overall sentiment is extremely positive.
Pros
- Exceptional image quality
- Fast constant f/1.8 aperture
- Compact internal zoom design
- Lightweight build
- Sharp and bright photos
Cons
- No weather sealing mentioned
- No manual aperture ring on some mounts
- Compatibility questions with full-frame cameras
- Expensive for some buyers
Canon RF 70-200mm f/2.8L IS USM
The Canon EF 70-200mm f/2.8L USM lens is widely praised for its exceptional sharpness, fast and silent autofocus, and robust build quality. Many users consider it a workhorse for sports, portraits, and low-light photography, though the lack of image stabilization is a notable drawback for some. A significant number of reviews highlight the lens's weight and the potential for focus inconsistencies, particularly with moving subjects. Concerns about Canon's support for older models and the tripod collar design also appear in negative feedback.
Pros
- Exceptional sharpness and image quality
- Fast and silent autofocus (USM)
- Excellent for low-light photography
- Versatile for sports and portraits
- Robust build quality
Cons
- No image stabilization
- Heavy and bulky
- Tripod collar design issues
- Inconsistent autofocus with moving subjects
- Canon no longer supports repairs
Scores
Specifications
| Sigma Art 17-40mm f/1.8 DC | Canon RF 70-200mm f/2.8L IS USM | |
|---|---|---|
| Optics | ||
| Type | zoom | telephoto |
| Focal Length Min | 17 mm | 70 mm |
| Focal Length Max | 40 mm | 200 mm |
| Elements | 17 | 17 |
| Groups | 11 | 13 |
| Aspherical Elements | 4★ | 2 |
| ED Elements | 4★ | 2 |
| Coating | Super Multi-Layer Coating | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/1.8 | f/2.8 |
| Min Aperture | f/1.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 11★ | 9 |
| Build | ||
| Mount | Fujifilm X | Canon RF |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.54 kg★ | 1.07 kg |
| Filter Thread | 67 mm | 77 mm |
| AF & Stabilization | ||
| AF Type | HLA (High-response Linear Actuator) | Dual Nano USM★ |
| Stabilization | ✗ | ✓★ |
| Stabilization Stops | — | 5 stops★ |
| Focus | ||
| Min Focus Distance | 280 mm★ | 700 mm |
| Max Magnification | 1:4.8★ | 0.23x |
Pros & Cons
Sigma Art 17-40mm f/1.8 DC
- Strong user sentiment (98th percentile)98th %ile
- Strong bokeh (97th percentile)97th %ile
- Strong optical (97th percentile)97th %ile
- Strong aperture (95th percentile)95th %ile
- Below average stabilization (34th percentile)
Canon RF 70-200mm f/2.8L IS USM
- Strong stabilization (96th percentile)96th %ile
- Strong social proof (94th percentile)94th %ile
- Strong af (93rd percentile)93rd %ile
- Strong bokeh (91st percentile)91st %ile
- Below average macro (31st percentile)
- Below average user sentiment (32nd percentile)
Verdict
Scores 96 overall, wins 2 of 9 usage categories and 6 of 22 specs.