Sigma Contemporary 18-50mm f/2.8 DC DN
TTArtisan APS-C 7.5mm F2.0 8mm
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
TTArtisan APS-C 7.5mm F2.0 8mm
The TTArtisan 7.5mm f/2 Fisheye Lens for Nikon Z mount receives mixed feedback. Users praise its sharpness, solid build quality, and fun fisheye effect, especially for creative photography like 360 virtual tours and skate shots. However, significant issues include a poorly designed lens cap that falls off easily, focus scale inaccuracies on some units, and the discontinued ND filter accessory. The lens is best suited for APS-C cameras, as full-frame users will experience vignetting.
Pros
- Sharp image quality
- Solid build quality
- Fun fisheye effect
- Good value for price
- Easy manual focus
Cons
- Poor lens cap design falls off
- Focus scale inaccuracies on some units
- No ND filter included anymore
- Vignetting on full-frame cameras
- No filter thread for standard filters
Scores
Specifications
| Sigma Contemporary 18-50mm f/2.8 DC DN | TTArtisan APS-C 7.5mm F2.0 8mm | |
|---|---|---|
| Optics | ||
| Type | zoom | fisheye |
| Focal Length Min | 18 mm | 8 mm |
| Focal Length Max | 50 mm | 8 mm |
| Elements | 13 | 11 |
| Groups | 10 | 8 |
| Aspherical Elements | 3★ | — |
| ED Elements | 1 | 2★ |
| Coating | Super Multi-Layer Coating | multi-layer coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/2 |
| Min Aperture | f/2.8 | f/2 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 7 |
| Build | ||
| Mount | Sony E | Canon RF |
| Format | APS-C | APS-C |
| Weather Sealed | ✓★ | — |
| Weight | 0.29 kg★ | 0.37 kg |
| Filter Thread | 55 mm | 72 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | manual focus only |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 125 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 aperture (86th percentile)86th %ile
- Strong af (86th percentile)86th %ile
TTArtisan APS-C 7.5mm F2.0 8mm
- Strong aperture (92nd percentile)92nd %ile
- Strong macro (91st percentile)91st %ile
- Strong bokeh (91st percentile)91st %ile
- Strong stabilization (81st percentile)81st %ile
- Below average af (14th percentile)14th %ile
- Below average user sentiment (16th percentile)16th %ile
- Below average versatility (34th percentile)
Pricing
TTArtisan APS-C 7.5mm F2.0 8mm offers 2.7x better value for money
Verdict
Scores 99 overall, wins 9 of 9 usage categories and 7 of 21 specs.
