Panasonic Leica DG Summilux H-X09 9mm
Sigma Art 17-40mm f/1.8 DC
What Buyers Say
Panasonic Leica DG Summilux H-X09 9mm
The Panasonic 9mm f/1.7 lens is highly praised for its sharp optics, wide angle, and lightweight design, making it ideal for landscape and vlogging on Micro Four Thirds cameras. Users appreciate the autofocus, weather resistance, and smooth focus ring, though some note the plastic build and high price as drawbacks. A few find the bokeh unimpressive compared to full-frame equivalents, but overall it's considered a great value for the system.
Pros
- Sharp optics
- Wide angle field of view
- Lightweight design
- Fast autofocus
- Weather resistant
Cons
- Plastic body construction
- High price point
- Unimpressive bokeh for MFT
- Single focal length
- No optical image stabilization
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
Scores
Specifications
| Panasonic Leica DG Summilux H-X09 9mm | Sigma Art 17-40mm f/1.8 DC | |
|---|---|---|
| Optics | ||
| Type | wide-angle | zoom |
| Focal Length Min | 9 mm | 17 mm |
| Focal Length Max | 9 mm | 40 mm |
| Elements | 12 | 17 |
| Groups | 9 | 11 |
| Aspherical Elements | 2 | 4★ |
| ED Elements | 2 | 4★ |
| Coating | Multi-Coated | Super Multi-Layer Coating |
| Aperture | ||
| Max Aperture | f/1.7 | f/1.8 |
| Min Aperture | f/1.7 | f/1.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 11★ |
| Build | ||
| Mount | Micro Four Thirds | Fujifilm X |
| Format | micro-four-thirds | APS-C★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.13 kg★ | 0.54 kg |
| Filter Thread | 55 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | Autofocus | HLA (High-response Linear Actuator) |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 95 mm★ | 280 mm |
| Max Magnification | 0.25x | 1:4.8★ |
Pros & Cons
Panasonic Leica DG Summilux H-X09 9mm
- Strong build (97th percentile)97th %ile
- Strong aperture (96th percentile)96th %ile
- Strong bokeh (94th percentile)94th %ile
- Strong optical (77th percentile)
- Below average versatility (33rd percentile)
- Below average stabilization (34th percentile)
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)
Verdict
Scores 96 overall, wins 8 of 9 usage categories and 5 of 21 specs.