Sigma Art 17-40mm f/1.8 DC
Ultimaxx 420-800mm f/8.3-16
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
Ultimaxx 420-800mm f/8.3-16
No customer feedback yet
Scores
Specifications
| Sigma Art 17-40mm f/1.8 DC | Ultimaxx 420-800mm f/8.3-16 | |
|---|---|---|
| Optics | ||
| Type | zoom | telephoto |
| Focal Length Min | 17 mm | 420 mm |
| Focal Length Max | 40 mm | 800 mm |
| Elements | 17 | 4 |
| Groups | 11 | — |
| Aspherical Elements | 4★ | — |
| ED Elements | 4★ | — |
| Coating | Super Multi-Layer Coating | Super HD Multi-Coated Optics |
| Aperture | ||
| Max Aperture | f/1.8 | f/16 |
| Min Aperture | f/1.8 | f/8.3 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 11★ | — |
| Build | ||
| Mount | Fujifilm X | Nikon F |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓★ | — |
| Weight | 0.54 kg | 0.52 kg★ |
| Filter Thread | 67 mm | 62 mm |
| AF & Stabilization | ||
| AF Type | HLA (High-response Linear Actuator) | manual focus only |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 280 mm | 62 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)
Ultimaxx 420-800mm f/8.3-16
- Strong macro (95th percentile)95th %ile
- Strong versatility (69th percentile)
- Below average optical (4th percentile)4th %ile
- Below average af (15th percentile)15th %ile
- Below average bokeh (31st percentile)
- Below average stabilization (34th percentile)
Verdict
Scores 96 overall, wins 9 of 9 usage categories and 6 of 21 specs.