Sigma Art 17-40mm f/1.8 DC
Tamron Di III 50-300mm f/4.5-6.3 Di III VC VXD
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
Tamron Di III 50-300mm f/4.5-6.3 Di III VC VXD
Users are overwhelmingly positive about this Tamron 50-300mm lens, praising its versatility, sharpness, and lightweight design. It is seen as a great value for travel and outdoor photography, with impressive macro capability and fast autofocus. A few minor complaints include a non-smooth focus ring and limited aperture in low light, but these are considered acceptable for the price.
Pros
- Versatile zoom range
- Lightweight design
- Sharp image quality
- Fast autofocus
- Impressive macro capability
Cons
- Non-smooth focus ring
- Limited aperture in low light
- Not compatible with teleconverters
Scores
Specifications
| Sigma Art 17-40mm f/1.8 DC | Tamron Di III 50-300mm f/4.5-6.3 Di III VC VXD | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 17 mm | 50 mm |
| Focal Length Max | 40 mm | 300 mm |
| Elements | 17 | 19 |
| Groups | 11 | 14 |
| Aspherical Elements | 4★ | — |
| ED Elements | 4 | 4 |
| Coating | Super Multi-Layer Coating | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/1.8 | 22-32★ |
| Min Aperture | f/1.8 | 4.5-6.3 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 11★ | 9 |
| Build | ||
| Mount | Fujifilm X | Sony E |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.54 kg★ | 0.67 kg |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | HLA (High-response Linear Actuator) | VXD Linear Motor★ |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 280 mm | 221 mm★ |
| Max Magnification | 1:4.8 | 1:2 |
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)
Tamron Di III 50-300mm f/4.5-6.3 Di III VC VXD
- Strong af (98th percentile)98th %ile
- Strong versatility (95th percentile)95th %ile
- Strong optical (93rd percentile)93rd %ile
- Strong stabilization (79th percentile)
- Below average aperture (22nd percentile)
- Below average bokeh (25th percentile)
Pricing
Sigma Art 17-40mm f/1.8 DC offers 1.3x better value for money
Verdict
Scores 96 overall, wins 7 of 9 usage categories and 4 of 21 specs.
