Sony E 18-135mm f/3.5-5.6 OSS
Pentax HD DA 20-40mm F2.8-4 Limited DC WR Wide Zoom 40mm
What Buyers Say
Sony E 18-135mm f/3.5-5.6 OSS
The Sony E 18-135mm f/3.5-5.6 OSS lens is widely praised as an excellent all-in-one travel and walkaround lens for APS-C E-mount cameras. Users consistently highlight its sharpness, compact size, light weight, and versatile 27-200mm equivalent zoom range. While many note it is not ideal for low light and some report significant vignetting at the wide end, the overall sentiment is very positive, with most considering it a great value kit lens upgrade.
Pros
- Sharp image quality
- Compact and lightweight
- Versatile 27-200mm equivalent zoom range
- Effective optical image stabilization
- Fast and accurate autofocus
Cons
- Significant vignetting at 18mm wide end
- Not ideal for low light photography
- Variable aperture limits brightness at telephoto
- Some copies may have quality control issues
- Slight autofocus lag compared to premium lenses
Pentax HD DA 20-40mm F2.8-4 Limited DC WR Wide Zoom 40mm
The Pentax HD DA 20-40mm f/2.8-4 ED Limited DC WR lens is highly praised for its superb build quality, sharpness, and beautiful color rendition. Users love it as a versatile walk-around lens for street photography and landscapes, especially on APS-C bodies like the K-3. The main drawbacks are its variable aperture and a price that many feel is too high for the performance gain over kit lenses.
Pros
- Superb build quality
- Excellent sharpness
- Beautiful color rendition
- Weather resistant
- Versatile focal range for street and landscape
Cons
- Variable aperture (f/2.8-4)
- High price for performance gain
- Limited zoom range
- Not as wide as some kit lenses
Scores
Specifications
| Sony E 18-135mm f/3.5-5.6 OSS | Pentax HD DA 20-40mm F2.8-4 Limited DC WR Wide Zoom 40mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 18 mm | 20 mm |
| Focal Length Max | 135 mm | 40 mm |
| Elements | 16 | 9 |
| Groups | 12 | 8 |
| Aspherical Elements | 1 | 1 |
| ED Elements | 2★ | 1 |
| Coating | — | HD coating |
| Aperture | ||
| Max Aperture | f/3.5 | f/2.8 |
| Min Aperture | 3.5-5.6 | 2.8-4 |
| Constant | ✗ | ✗ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Sony E | Pentax K |
| Format | APS-C | APS-C |
| Weather Sealed | ✗ | ✓★ |
| Weight | 0.33 kg | 0.28 kg★ |
| Filter Thread | 55 mm | 55 mm |
| AF & Stabilization | ||
| AF Type | Linear motor★ | Autofocus |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 450 mm | 40 mm★ |
| Max Magnification | 0.29x | 1:5★ |
Pros & Cons
Sony E 18-135mm f/3.5-5.6 OSS
- Strong af (98th percentile)98th %ile
- Strong versatility (96th percentile)96th %ile
- Strong social proof (90th percentile)90th %ile
- Strong stabilization (81st percentile)81st %ile
Pentax HD DA 20-40mm F2.8-4 Limited DC WR Wide Zoom 40mm
- Strong macro (97th percentile)97th %ile
- Strong bokeh (89th percentile)89th %ile
- Strong aperture (87th percentile)87th %ile
- Strong build (86th percentile)86th %ile
Pricing
Pentax HD DA 20-40mm F2.8-4 Limited DC WR Wide Zoom 40mm offers 1.3x better value for money
Verdict
Scores 91 overall, wins 7 of 9 usage categories and 2 of 21 specs.
