Sigma Contemporary 18-50mm f/2.8 DC DN
Voigtländer Nokton 28mm f/1.5 Aspherical 28mm
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
Voigtländer Nokton 28mm f/1.5 Aspherical 28mm
The Voigtländer 28mm f/1.5 lens receives mixed but generally positive feedback. Users praise its exceptional build quality, smooth manual focus, and compact metal design, with many noting it pairs well with Nikon Z cameras. However, several reviewers report optical issues like softness at wide apertures, purple fringing, and axial chromatic aberrations even at smaller stops, leading some to question if they received a bad copy. Overall, it is seen as a lens with character that excels in certain conditions but may not satisfy those seeking perfect optical correction.
Pros
- Exceptional build quality
- Smooth manual focus ring
- Compact metal design
- Sharp when stopped down
- Great for night photography
Cons
- Soft at wide apertures
- Purple fringing wide open
- Axial chromatic aberrations at all stops
- Inaccurate distance scale
- Possible sample variation
Scores
Specifications
| Sigma Contemporary 18-50mm f/2.8 DC DN | Voigtländer Nokton 28mm f/1.5 Aspherical 28mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 18 mm | 28 mm |
| Focal Length Max | 50 mm | 28 mm |
| Elements | 13 | 10 |
| Groups | 10 | 8 |
| Aspherical Elements | 3★ | 2 |
| ED Elements | 1★ | — |
| Coating | Super Multi-Layer Coating | — |
| Aperture | ||
| Max Aperture | f/2.8 | f/16 |
| Min Aperture | f/2.8 | f/1.5 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 12★ |
| Build | ||
| Mount | Sony E | Nikon Z |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.29 kg★ | 0.36 kg |
| Filter Thread | 55 mm | 52 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | manual focus only |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 280 mm |
| Max Magnification | 1:2.8★ | — |
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
Voigtländer Nokton 28mm f/1.5 Aspherical 28mm
- Strong macro (75th percentile)
- Strong build (69th percentile)
- Below average af (13th percentile)13th %ile
- Below average social proof (15th percentile)15th %ile
- Below average user sentiment (16th percentile)16th %ile
- Below average versatility (34th percentile)
Verdict
Scores 98 overall, wins 9 of 9 usage categories and 8 of 21 specs.