Sigma Art 17-40mm f/1.8 DC
Viltrox AF 56/1.7 Z 56mm
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
Viltrox AF 56/1.7 Z 56mm
The Viltrox 56mm f/1.7 is widely praised for its exceptional sharpness, lightweight design, and outstanding value for money. Users consistently highlight its impressive image quality, with sharp details and pleasing bokeh, often comparing it favorably to much more expensive lenses. While the autofocus is generally reliable for portraits and stills, some users note it can be noisy and not as fast as native Fuji lenses. A few isolated concerns about dust ingress and the plastic build have been mentioned, but overall sentiment is overwhelmingly positive.
Pros
- Exceptional sharpness
- Lightweight and compact design
- Excellent value for money
- Pleasing bokeh
- Good low-light performance
Cons
- Noisy autofocus (some users)
- Autofocus slower than native lenses
- Plastic build
- Dust ingress reported
- No physical aperture ring
Scores
Specifications
| Sigma Art 17-40mm f/1.8 DC | Viltrox AF 56/1.7 Z 56mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 17 mm | 56 mm |
| Focal Length Max | 40 mm | 56 mm |
| Elements | 17 | 11 |
| Groups | 11 | 9 |
| Aspherical Elements | 4★ | — |
| ED Elements | 4 | 4 |
| Coating | Super Multi-Layer Coating | multi-layer coatings |
| Aperture | ||
| Max Aperture | f/1.8 | f/16 |
| Min Aperture | f/1.8 | f/1.7 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 11★ | 9 |
| Build | ||
| Mount | Fujifilm X | Nikon Z |
| Format | APS-C | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.54 kg | 0.19 kg★ |
| Filter Thread | 67 mm | 52 mm |
| AF & Stabilization | ||
| AF Type | HLA (High-response Linear Actuator) | STM★ |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 280 mm★ | 550 mm |
| Max Magnification | 1:4.8 | 1:9.09 |
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)
Viltrox AF 56/1.7 Z 56mm
- Strong build (93rd percentile)93rd %ile
- Strong af (85th percentile)85th %ile
- Strong social proof (74th percentile)
- Strong optical (72nd percentile)
- Below average versatility (33rd percentile)
- Below average stabilization (34th percentile)
Pricing
Viltrox AF 56/1.7 Z 56mm offers 2.0x better value for money
Verdict
Scores 96 overall, wins 9 of 9 usage categories and 4 of 21 specs.
