Sigma Contemporary 18-50mm f/2.8 DC DN
KOMQI 2177
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 2177
This Nikkor 45mm f/2.8 PC-E tilt-shift macro lens delivers superb sharpness and excellent build quality, but it is a fully manual lens with no autofocus. Reviewers praise its unique tilt/shift capabilities for architectural, landscape, and macro photography along with its near-macro focusing. Common complaints include the high price, the need for practice and a careful workflow, and potential confusion about its autofocus status in product descriptions. Experienced users consider it an outstanding tool for professionals and enthusiasts who understand view-camera principles.
Pros
- Superb sharpness and image quality
- Excellent build quality
- Unique tilt/shift capabilities
- Near-macro focusing ability
- Versatile for architecture, landscape, and macro
Cons
- Very expensive
- Fully manual focus (no autofocus)
- Steep learning curve
- Confusing product description (AF status)
- Needs careful workflow
Scores
Specifications
| Sigma Contemporary 18-50mm f/2.8 DC DN | KOMQI 2177 | |
|---|---|---|
| Optics | ||
| Type | zoom | macro |
| Focal Length Min | 18 mm | 60 mm |
| Focal Length Max | 50 mm | 60 mm |
| Elements | 13 | 12 |
| Groups | 10 | 9 |
| Aspherical Elements | 3★ | 2 |
| ED Elements | 1 | 2★ |
| Coating | Super Multi-Layer Coating | Nano Crystal Coat |
| Aperture | ||
| Max Aperture | f/2.8 | f/2.8 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Sony E | Nikon F |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓★ | — |
| Weight | 0.29 kg★ | 0.42 kg |
| Filter Thread | 55 mm | 62 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | AF-S |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 185 mm |
| Max Magnification | 1:2.8 | 1:1 |
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 2177
- Strong bokeh (89th percentile)89th %ile
- Strong aperture (86th percentile)86th %ile
- Strong macro (86th percentile)86th %ile
- Strong stabilization (81st percentile)81st %ile
- Below average versatility (34th percentile)
Pricing
Sigma Contemporary 18-50mm f/2.8 DC DN offers 2.1x better value for money
Verdict
Scores 99 overall, wins 8 of 9 usage categories and 5 of 21 specs.
