Sigma Contemporary 18-50mm f/2.8 DC DN
KOMQI 311955
What Buyers Say
Sigma Contemporary 18-50mm f/2.8 DC DN
The Sigma 18-50mm f/2.8 DC DN Contemporary is widely praised as a compact, lightweight, and sharp standard zoom for APS-C mirrorless cameras. Users consistently highlight its excellent image quality, fast f/2.8 aperture, and affordable price as major strengths, making it a popular upgrade from kit lenses. Common criticisms include the lack of optical stabilization and a poorly designed lens hood, but overall sentiment is overwhelmingly positive.
Pros
- Excellent image sharpness
- Compact and lightweight design
- Fast f/2.8 constant aperture
- Great value for the price
- Fast and silent autofocus
Cons
- No optical image stabilization
- Poorly designed lens hood
- No weather sealing
- Plastic build quality
- Zoom ring direction opposite to Fujifilm
KOMQI 311955
The Sigma 50mm f/1.4 Art lens is widely praised for its exceptional sharpness, beautiful bokeh, and fast, quiet autofocus. Users consistently highlight its premium build quality and excellent value compared to first-party alternatives like Canon L or Nikon G lenses. While many note it is heavier and larger than typical 50mm primes, the image quality and performance are considered well worth the trade-off. A few users mention potential autofocus inconsistencies in low light or with older firmware, but overall sentiment is overwhelmingly positive.
Pros
- Exceptional sharpness
- Beautiful bokeh
- Fast and quiet autofocus
- Premium build quality
- Great value for money
Cons
- Heavy and bulky
- Autofocus hunts in low light
- Soft edges at f/1.4
- Potential front/back focus issues
- Firmware compatibility concerns
Scores
Specifications
| Sigma Contemporary 18-50mm f/2.8 DC DN | KOMQI 311955 | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 18 mm | 50 mm |
| Focal Length Max | 50 mm | 50 mm |
| Elements | 13 | 14 |
| Groups | 10 | 11 |
| Aspherical Elements | 3 | 3 |
| ED Elements | 1 | 1 |
| Coating | Super Multi-Layer Coating | Super Multi-Layer Coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/1.4 |
| Min Aperture | f/2.8 | f/1.4 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Sony E | Nikon F |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 0.81 kg |
| Filter Thread | 55 mm | 77 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | HSM |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 400 mm |
| Max Magnification | 1:2.8 | 1:5.6 |
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 aperture (86th percentile)86th %ile
- Strong af (86th percentile)86th %ile
KOMQI 311955
- Strong aperture (97th percentile)97th %ile
- Strong bokeh (97th percentile)97th %ile
- Strong social proof (90th percentile)90th %ile
- Strong optical (84th percentile)84th %ile
- Below average versatility (34th percentile)
Pricing
Sigma Contemporary 18-50mm f/2.8 DC DN offers 1.5x better value for money
Verdict
Scores 99 overall, wins 8 of 9 usage categories and 3 of 21 specs.
