Sigma Contemporary 18-50mm f/2.8 DC DN
Tamron B023 10-24mm
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
Tamron B023 10-24mm
The Tamron 10-24mm lens receives mostly positive feedback for its ultra-wide field of view, sharpness, and value compared to Canon alternatives. Users praise its versatility for landscapes and portraits, though some note autofocus can be slow and noisy. A few negative reviews highlight reliability issues, including a lens that stopped working and warranty problems with third-party sellers. Overall, it is seen as a solid budget-friendly wide-angle option for amateur and semi-pro photographers.
Pros
- Ultra-wide field of view
- Good value for money
- Sharp images
- Solid build quality
- Versatile for landscapes and portraits
Cons
- Slow and noisy autofocus
- Variable aperture
- Reliability issues reported
- Warranty problems with third-party sellers
- Plastic construction
Scores
Specifications
| Sigma Contemporary 18-50mm f/2.8 DC DN | Tamron B023 10-24mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 18 mm | 10 mm |
| Focal Length Max | 50 mm | 24 mm |
| Elements | 13 | 12 |
| Groups | 10 | 9 |
| Aspherical Elements | 3 | 6★ |
| ED Elements | 1 | 1 |
| Coating | Super Multi-Layer Coating | Fluorine Coating, BBAR (Broad-Band Anti-Reflection) Coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/4.5 |
| Min Aperture | f/2.8 | 3.5-4.5 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 7 |
| Build | ||
| Mount | Sony E | Canon EF |
| Format | APS-C | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 0.41 kg |
| Filter Thread | 55 mm | 77 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | HLD |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 240 mm |
| Max Magnification | 1:2.8★ | 0.19x |
Pros & Cons
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong social proof (90th percentile)90th %ile
- Strong macro (90th percentile)90th %ile
- Strong aperture (86th percentile)86th %ile
- Strong af (85th percentile)85th %ile
Tamron B023 10-24mm
- Strong optical (89th percentile)89th %ile
- Strong stabilization (80th percentile)80th %ile
- Strong build (77th percentile)
- Strong versatility (76th percentile)
- Below average user sentiment (16th percentile)16th %ile
- Below average social proof (25th percentile)
Verdict
Scores 98 overall, wins 8 of 9 usage categories and 5 of 21 specs.