Sigma Contemporary 18-50mm f/2.8 DC DN
7Artisans Lite Series 50mm f/1.8 AF 50mm
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
7Artisans Lite Series 50mm f/1.8 AF 50mm
The 7artisans 50mm f/1.8 lens receives generally positive feedback for its build quality, sharpness, and value for money, especially for portrait photography. However, several users report issues with noisy autofocus, stiff control rings, and the AF/MF switch, while a few note softness at certain apertures and compatibility quirks. Overall, it is seen as a good budget option with some compromises.
Pros
- Excellent value for money
- Good build quality
- Sharp image quality
- Smooth bokeh
- Lightweight and compact
Cons
- Noisy autofocus
- Stiff control rings
- AF/MF switch issues
- Soft at some apertures
- Not sharp at any aperture
Scores
Specifications
| Sigma Contemporary 18-50mm f/2.8 DC DN | 7Artisans Lite Series 50mm f/1.8 AF 50mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 18 mm | 50 mm |
| Focal Length Max | 50 mm | 50 mm |
| Elements | 13 | 11 |
| Groups | 10 | 9 |
| Aspherical Elements | 3★ | 2 |
| ED Elements | 1 | 1 |
| Coating | Super Multi-Layer Coating | multilayer coatings |
| Aperture | ||
| Max Aperture | f/2.8 | f/16 |
| Min Aperture | f/2.8 | f/1.8 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 11★ |
| Build | ||
| Mount | Sony E | Sony E |
| 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 | STM★ |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 500 mm |
| Max Magnification | 1:2.8★ | — |
Pros & Cons
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong macro (91st percentile)91st %ile
- Strong social proof (90th percentile)90th %ile
- Strong aperture (86th percentile)86th %ile
- Strong af (85th percentile)85th %ile
7Artisans Lite Series 50mm f/1.8 AF 50mm
- Strong social proof (90th percentile)90th %ile
- Strong af (85th percentile)85th %ile
- Strong optical (70th percentile)
- Below average user sentiment (16th percentile)16th %ile
- Below average versatility (34th percentile)
Pricing
7Artisans Lite Series 50mm f/1.8 AF 50mm offers 1.7x better value for money
Verdict
Scores 99 overall, wins 9 of 9 usage categories and 6 of 21 specs.
