Sigma Art 17-40mm f/1.8 DC
Brightin Star Pro Fisheye 10mm f/5.6 10mm
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
Brightin Star Pro Fisheye 10mm f/5.6 10mm
Users are overwhelmingly positive about this lens, praising its sharpness, fast autofocus, and excellent low-light performance. Many note it's a significant upgrade for their Sony cameras, with some calling it a 'forever lens.' A few concerns about internal movement when off are clarified as normal stabilizer behavior, and some find it heavy but expected for the class.
Pros
- Sharp image quality
- Fast autofocus
- Excellent low-light performance
- Great for video
- Internal zoom mechanism
Cons
- Heavy weight
- Internal movement when off
- Expensive
- Not parfocal
- Focus-by-wire system
Scores
Specifications
| Sigma Art 17-40mm f/1.8 DC | Brightin Star Pro Fisheye 10mm f/5.6 10mm | |
|---|---|---|
| Optics | ||
| Type | zoom | fisheye |
| Focal Length Min | 17 mm | 10 mm |
| Focal Length Max | 40 mm | 10 mm |
| Elements | 17 | 6 |
| Groups | 11 | 5 |
| Aspherical Elements | 4★ | 1 |
| ED Elements | 4★ | 2 |
| Coating | Super Multi-Layer Coating | IMC Coating |
| Aperture | ||
| Max Aperture | f/1.8 | f/22 |
| Min Aperture | f/1.8 | f/5.6 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 11★ | 5 |
| Build | ||
| Mount | Fujifilm X | Fujifilm X |
| Format | APS-C | APS-C |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.54 kg | 0.12 kg★ |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | HLA (High-response Linear Actuator) | manual focus only |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 280 mm | 200 mm★ |
| Max Magnification | 1:4.8 | 2:1★ |
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)
Brightin Star Pro Fisheye 10mm f/5.6 10mm
- Strong build (94th percentile)94th %ile
- Strong macro (91st percentile)91st %ile
- Strong social proof (81st percentile)81st %ile
- Below average bokeh (5th percentile)5th %ile
- Below average af (15th percentile)15th %ile
- Below average aperture (22nd percentile)
- Below average versatility (33rd percentile)
Verdict
Scores 96 overall, wins 9 of 9 usage categories and 4 of 21 specs.