Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
98 Overall Score
vs
Panasonic LUMIX S S-R1840 18-40mm
Panasonic
60 Overall Score
Scores
Travel
Street
Budget
Professional
Macro
Video Cinema
Portrait
Landscape
Wildlife Sports
Specifications
| Sigma Contemporary 18-50mm f/2.8 DC DN | Panasonic LUMIX S S-R1840 18-40mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 18 mm | 18 mm |
| Focal Length Max | 50 mm | 40 mm |
| Elements | 13 | 8 |
| Groups | 10 | 7 |
| Aspherical Elements | 3 | 3 |
| ED Elements | 1 | 2★ |
| Coating | Super Multi-Layer Coating | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/6.3 |
| Min Aperture | f/2.8 | 4.5-6.3 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7★ | — |
| Build | ||
| Mount | Sony E | L-Mount |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg | 0.15 kg★ |
| Filter Thread | 55 mm | 62 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | Auto/Manual |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 150 mm |
| Max Magnification | 1:2.8 | 1:3.57 |
Pros & Cons
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong macro (92nd percentile)92nd %ile
- Strong social proof (90th percentile)90th %ile
- Strong af (87th percentile)87th %ile
- Strong build (86th percentile)86th %ile
Panasonic LUMIX S S-R1840 18-40mm
- Strong build (97th percentile)97th %ile
- Strong macro (90th percentile)90th %ile
- Strong versatility (76th percentile)
- Strong optical (70th percentile)
- Below average af (13th percentile)13th %ile
- Below average social proof (30th percentile)
Pricing
Sigma Contemporary 18-50mm f/2.8 DC DN0.172score per dollar
vs
Panasonic LUMIX S S-R1840 18-40mm0.135score per dollar
Sigma Contemporary 18-50mm f/2.8 DC DN offers 1.3x better value for money
Verdict
Winner: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 98 overall, wins 9 of 9 usage categories and 4 of 21 specs.
