Viltrox AF 28mm F4.5 28mm
Sigma Art 17-40mm f/1.8 DC
What Buyers Say
Viltrox AF 28mm F4.5 28mm
The Viltrox AF 28mm f/4.5 pancake lens is widely praised for its ultra-compact size, lightweight design, and excellent value, making it a favorite for street photography and travel. Users note it turns a full-frame camera into a highly portable setup, though the fixed f/4.5 aperture and lack of manual focus ring are limiting for some. Image quality is considered good for the price, but low-light performance and autofocus in dim conditions are common drawbacks. A few users reported a stuck rear lens cap or battery drain on certain Sony models, but overall sentiment is positive for its intended casual use.
Pros
- Ultra-compact and lightweight design
- Excellent value for the price
- Great for street photography and travel
- Sharp image quality for its class
- Built-in lens cover
Cons
- Fixed f/4.5 aperture
- No manual focus ring
- Poor low-light autofocus
- Battery drain on Sony A5100
- Stuck rear lens cap issue
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
| Viltrox AF 28mm F4.5 28mm | Sigma Art 17-40mm f/1.8 DC | |
|---|---|---|
| Optics | ||
| Type | prime | zoom |
| Focal Length Min | 28 mm | 17 mm |
| Focal Length Max | 28 mm | 40 mm |
| Elements | 6 | 17 |
| Groups | 6 | 11 |
| Aspherical Elements | 2 | 4★ |
| ED Elements | 2 | 4★ |
| Coating | nano multi-coating | Super Multi-Layer Coating |
| Aperture | ||
| Max Aperture | f/28 | f/1.8 |
| Min Aperture | f/4.5 | f/1.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 6 | 11★ |
| Build | ||
| Mount | Fujifilm X | Fujifilm X |
| Format | APS-C | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.06 kg★ | 0.54 kg |
| Filter Thread | — | 67 mm |
| AF & Stabilization | ||
| AF Type | VCM Voice Coil Autofocus Motor | HLA (High-response Linear Actuator) |
| Stabilization | ✓★ | ✗ |
| Focus | ||
| Min Focus Distance | 340 mm | 280 mm★ |
| Max Magnification | 1:10 | 1:4.8 |
Pros & Cons
Viltrox AF 28mm F4.5 28mm
- Strong build (100th percentile)100th %ile
- Strong af (95th percentile)95th %ile
- Strong stabilization (80th percentile)80th %ile
- Strong macro (66th percentile)
- Below average bokeh (3rd percentile)3rd %ile
- Below average aperture (8th percentile)8th %ile
- Below average user sentiment (16th percentile)16th %ile
- Below average versatility (34th percentile)
Sigma Art 17-40mm f/1.8 DC
- Strong user sentiment (98th percentile)98th %ile
- Strong optical (97th percentile)97th %ile
- Strong bokeh (97th percentile)97th %ile
- Strong aperture (95th percentile)95th %ile
Pricing
Viltrox AF 28mm F4.5 28mm offers 6.5x better value for money
Verdict
Scores 97 overall, wins 9 of 9 usage categories and 4 of 21 specs.
