Sigma Art 17-40mm f/1.8 DC
Sigma
91 Overall Score
vs
Sony SEL20F18G
Sony
64 Overall Score
Scores
Portrait
Professional
Budget
Video Cinema
Travel
Macro
Street
Landscape
Wildlife Sports
Specifications
| Sigma Art 17-40mm f/1.8 DC | Sony SEL20F18G | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 17 mm | 20 mm |
| Focal Length Max | 40 mm | 20 mm |
| Elements | 17 | 14 |
| Groups | 11 | 12 |
| Aspherical Elements | 4★ | 2 |
| ED Elements | 4★ | 3 |
| Coating | Super Multi-Layer Coating | Nano AR Coating and Fluorine Coating |
| Aperture | ||
| Max Aperture | f/1.8 | f/22 |
| Min Aperture | f/1.8 | f/1.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 11★ | 9 |
| Build | ||
| Mount | Fujifilm X | Sony E |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.54 kg | 0.37 kg★ |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | HLA (High-response Linear Actuator) | Autofocus |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 280 mm | 180 mm★ |
| Max Magnification | 1:4.8 | 1:5 |
Pros & Cons
Sigma Art 17-40mm f/1.8 DC
- Strong optical (97th percentile)97th %ile
- Strong bokeh (96th percentile)96th %ile
- Strong aperture (94th percentile)94th %ile
- Strong social proof (83rd percentile)83rd %ile
Sony SEL20F18G
- Strong social proof (96th percentile)96th %ile
- Strong optical (87th percentile)87th %ile
- Strong macro (87th percentile)87th %ile
- Strong build (81st percentile)81st %ile
- Below average aperture (21st percentile)
- Below average bokeh (24th percentile)
- Below average versatility (33rd percentile)
Pricing
Sigma Art 17-40mm f/1.8 DC0.005score per dollar
vs
Sony SEL20F18G0.004score per dollar
Sigma Art 17-40mm f/1.8 DC offers 1.3x better value for money
Sigma Art 17-40mm f/1.8 DC
Sony SEL20F18G
Verdict
Winner: Sigma Art 17-40mm f/1.8 DC
Scores 91 overall, wins 9 of 9 usage categories and 3 of 21 specs.
