Sigma Contemporary 18-50mm f/2.8 DC DN
Yongnuo YN 50mm f/1.8 II 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
Yongnuo YN 50mm f/1.8 II 50mm
This 50mm f/1.8 lens is widely praised as an excellent value-for-money prime lens for beginners and hobbyists. Users highlight its sharp foreground focus and pleasing bokeh, making it ideal for portraits and product shots. The build quality feels cheap and the autofocus is noisy and slow, but most agree the optical performance far exceeds the low price. A few issues with durability and incompatibility with newer lens hoods were noted.
Pros
- Excellent value for money
- Sharp foreground focus
- Pleasing bokeh effect
- Great for portraits
- Lightweight and compact
Cons
- Noisy autofocus
- Slow autofocus
- Cheap build quality
- Durability concerns
- Incompatible with newer lens hoods
Scores
Specifications
| Sigma Contemporary 18-50mm f/2.8 DC DN | Yongnuo YN 50mm f/1.8 II 50mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 18 mm | 50 mm |
| Focal Length Max | 50 mm | 50 mm |
| Elements | 13 | 8 |
| Groups | 10 | 7 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 1 | 1 |
| Coating | Super Multi-Layer Coating | Multi-Coated |
| Aperture | ||
| Max Aperture | f/2.8 | f/16 |
| Min Aperture | f/2.8 | f/1.8 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 7 |
| Build | ||
| Mount | Sony E | Sony E |
| Format | APS-C | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg | 0.16 kg★ |
| Filter Thread | 55 mm | 58 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | Autofocus |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 450 mm |
| Max Magnification | 1:2.8 | 1:6.67 |
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 (87th percentile)87th %ile
- Strong af (85th percentile)85th %ile
Yongnuo YN 50mm f/1.8 II 50mm
- Strong build (96th percentile)96th %ile
- Strong social proof (76th percentile)
- Below average user sentiment (30th percentile)
- Below average bokeh (31st percentile)
- Below average versatility (33rd percentile)
Pricing
Yongnuo YN 50mm f/1.8 II 50mm offers 2.0x better value for money
Verdict
Scores 99 overall, wins 9 of 9 usage categories and 4 of 21 specs.
