Sigma Art 17-40mm F1.8 DC
Panasonic Lumix G Leica DG Summilux 25mm F1.4 25mm
What Buyers Say
Sigma Art 17-40mm F1.8 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
Panasonic Lumix G Leica DG Summilux 25mm F1.4 25mm
The Panasonic Leica 25mm f/1.4 lens is highly praised for its excellent image quality, weather sealing, and fast aperture. Users love its sharpness, contrast, and compact size, making it a perfect everyday lens for Micro Four Thirds cameras. The autofocus is quiet and efficient, and the lens performs well in low light. However, some users have questions about the lens hood availability.
Pros
- Excellent image quality
- Weather sealing
- Fast f/1.4 aperture
- Sharp and contrasty
- Compact and lightweight
Cons
- Lens hood not included
- Not a pancake design
Scores
Specifications
| Sigma Art 17-40mm F1.8 DC | Panasonic Lumix G Leica DG Summilux 25mm F1.4 25mm | |
|---|---|---|
| Optics | ||
| Type | zoom | standard |
| Focal Length Min | 17 mm | 25 mm |
| Focal Length Max | 40 mm | 25 mm |
| Elements | 8 | 9 |
| Groups | 11 | 7 |
| Aspherical Elements | 4★ | 2 |
| ED Elements | 4★ | 1 |
| Coating | Super Multi-Layer Coating | Nano Surface Coating |
| Aperture | ||
| Max Aperture | f/1.8 | f/1.4 |
| Min Aperture | f/1.8 | f/1.4 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 11★ | 7 |
| Build | ||
| Mount | Sony E | Micro Four Thirds |
| Format | APS-C★ | micro-four-thirds |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.54 kg | 0.34 kg★ |
| Filter Thread | 67 mm | 46 mm |
| AF & Stabilization | ||
| AF Type | HLA (High-response Linear Actuator) | stepping motor★ |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 280 mm | 46 mm★ |
| Max Magnification | 1:4.8★ | 0.11x |
Pros & Cons
Sigma Art 17-40mm F1.8 DC
- Strong user sentiment (98th percentile)98th %ile
- Strong bokeh (97th percentile)97th %ile
- Strong aperture (94th percentile)94th %ile
- Strong social proof (94th percentile)94th %ile
Panasonic Lumix G Leica DG Summilux 25mm F1.4 25mm
- Strong aperture (97th percentile)97th %ile
- Strong bokeh (95th percentile)95th %ile
- Strong af (85th percentile)85th %ile
- Strong build (82nd percentile)82nd %ile
- Below average versatility (34th percentile)
Pricing
Panasonic Lumix G Leica DG Summilux 25mm F1.4 25mm offers 2.5x better value for money
Verdict
Scores 100 overall, wins 6 of 9 usage categories and 5 of 21 specs.
