Sigma Art 17-40mm f/1.8 DC
Mitakon Zhongyi Freewalker 42.5mm f/1.2 (M43) 42mm
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
Mitakon Zhongyi Freewalker 42.5mm f/1.2 (M43) 42mm
No customer feedback yet
Scores
Specifications
| Sigma Art 17-40mm f/1.8 DC | Mitakon Zhongyi Freewalker 42.5mm f/1.2 (M43) 42mm | |
|---|---|---|
| Optics | ||
| Type | zoom | standard |
| Focal Length Min | 17 mm | 42 mm |
| Focal Length Max | 40 mm | 42 mm |
| Elements | 17 | 9 |
| Groups | 11 | 7 |
| Aspherical Elements | 4★ | — |
| ED Elements | 4★ | — |
| Coating | Super Multi-Layer Coating | — |
| Aperture | ||
| Max Aperture | f/1.8 | f/16 |
| Min Aperture | f/1.8 | f/1.2 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 11★ | 9 |
| Build | ||
| Mount | Fujifilm X | Micro Four Thirds |
| Format | APS-C★ | micro-four-thirds |
| Weather Sealed | ✓★ | — |
| Weight | 0.54 kg | 0.31 kg★ |
| Filter Thread | 67 mm | 49 mm |
| AF & Stabilization | ||
| AF Type | HLA (High-response Linear Actuator) | manual focus only |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 280 mm★ | 450 mm |
| Max Magnification | 1:4.8★ | — |
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)
Mitakon Zhongyi Freewalker 42.5mm f/1.2 (M43) 42mm
- Strong build (73rd percentile)
- Below average af (15th percentile)15th %ile
- Below average optical (33rd percentile)
- Below average versatility (33rd percentile)
- Below average stabilization (34th percentile)
Pricing
Sigma Art 17-40mm f/1.8 DC
Mitakon Zhongyi Freewalker 42.5mm f/1.2 (M43) 42mm
No current pricing available
Verdict
Scores 96 overall, wins 9 of 9 usage categories and 7 of 21 specs.