Canon L-series EF 17-40mm f/4L USM 40mm
Sony E 18-135mm f/3.5-5.6 OSS
What Buyers Say
Canon L-series EF 17-40mm f/4L USM 40mm
The Canon EF 17-40mm f/4L USM lens receives overwhelmingly positive feedback from users, particularly for landscape and real estate photography. Reviewers praise its sharpness, wide-angle versatility, and excellent value, especially when purchased at a discount. A few note the lack of image stabilization and the crop factor on APS-C cameras as minor drawbacks, but overall satisfaction is high.
Pros
- Sharp image quality
- Wide-angle versatility
- Great value for money
- Excellent for landscapes
- Good for real estate photography
Cons
- No image stabilization
- Crop factor on APS-C cameras
- Limited to f/4 maximum aperture
- Cannot use multiple filters at 17mm
- Not compatible with teleconverters
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
Scores
Specifications
| Canon L-series EF 17-40mm f/4L USM 40mm | Sony E 18-135mm f/3.5-5.6 OSS | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 17 mm | 18 mm |
| Focal Length Max | 40 mm | 135 mm |
| Elements | 12 | 16 |
| Groups | 9 | 12 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 1 | 2★ |
| Coating | Super Spectra Coating | — |
| Aperture | ||
| Max Aperture | f/22 | f/3.5 |
| Min Aperture | f/4 | 3.5-5.6 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 7 |
| Build | ||
| Mount | Canon EF | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.50 kg | 0.33 kg★ |
| Filter Thread | 77 mm | 55 mm |
| AF & Stabilization | ||
| AF Type | Ring-Type Ultrasonic Motor | Linear motor★ |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 280 mm★ | 450 mm |
| Max Magnification | 0.24x | 0.29x★ |
Pros & Cons
Canon L-series EF 17-40mm f/4L USM 40mm
- Strong af (93rd percentile)93rd %ile
- Strong social proof (81st percentile)81st %ile
- Strong optical (78th percentile)
- Strong versatility (76th percentile)
- Below average bokeh (14th percentile)14th %ile
- Below average aperture (22nd percentile)
- Below average stabilization (34th percentile)
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 (91st percentile)91st %ile
- Strong aperture (83rd percentile)83rd %ile
Verdict
Scores 92 overall, wins 9 of 9 usage categories and 5 of 21 specs.