Sigma Art 17-40mm f/1.8 DC
Sirui Venus 50mm T2.9 1.6X Full-Frame Anamorphic 50mm
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
Sirui Venus 50mm T2.9 1.6X Full-Frame Anamorphic 50mm
The SIRUI Venus 50mm T2.9 anamorphic lens receives overwhelmingly positive feedback for its cinematic image quality, smooth bokeh, and solid build, especially given its price point. A few verified buyers report softness or receiving opened/dusty units, but most praise its sharpness, flare control, and value. The lens is seen as a budget-friendly entry into anamorphic filmmaking, though some note the lack of autofocus and the need for careful handling.
Pros
- Cinematic image quality
- Smooth oval bokeh
- Solid build and smooth rings
- Great value for the price
- Pleasant color rendition and contrast
Cons
- Some units arrived opened or dusty
- Occasional softness reported
- No autofocus
- Heavy and bulky design
- Premium price for some budgets
Scores
Specifications
| Sigma Art 17-40mm f/1.8 DC | Sirui Venus 50mm T2.9 1.6X Full-Frame Anamorphic 50mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 17 mm | 50 mm |
| Focal Length Max | 40 mm | 50 mm |
| Elements | 17 | 16 |
| Groups | 11 | 13 |
| Aspherical Elements | 4★ | — |
| ED Elements | 4★ | — |
| Coating | Super Multi-Layer Coating | — |
| Aperture | ||
| Max Aperture | f/1.8 | f/16 |
| Min Aperture | f/1.8 | f/2.9 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 11★ | 10 |
| Build | ||
| Mount | Fujifilm X | Canon RF |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓★ | — |
| Weight | 0.54 kg★ | 1.07 kg |
| Filter Thread | 67 mm | — |
| AF & Stabilization | ||
| AF Type | HLA (High-response Linear Actuator) | manual focus only |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 280 mm | 31 mm★ |
| Max Magnification | 1:4.8 | 1:12.83 (V), 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)
Sirui Venus 50mm T2.9 1.6X Full-Frame Anamorphic 50mm
- Strong macro (98th percentile)98th %ile
- Strong stabilization (79th percentile)
- Strong social proof (70th percentile)
- Strong optical (67th percentile)
- Below average build (4th percentile)4th %ile
- Below average af (15th percentile)15th %ile
- Below average user sentiment (32nd percentile)
- Below average versatility (33rd percentile)
Pricing
Sirui Venus 50mm T2.9 1.6X Full-Frame Anamorphic 50mm offers 1.3x better value for money
Verdict
Scores 96 overall, wins 9 of 9 usage categories and 6 of 21 specs.
