Canon L EF 17-40mm USM 40mm
Canon
55 Overall Score
vs
Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
98 Overall Score
Scores
Travel
Street
Budget
Professional
Macro
Video Cinema
Portrait
Landscape
Wildlife Sports
Specifications
| Canon L EF 17-40mm USM 40mm | Sigma Contemporary 18-50mm f/2.8 DC DN | |
|---|---|---|
| Optics | ||
| Type | — | zoom |
| Focal Length Min | 40 mm | 18 mm |
| Focal Length Max | 40 mm | 50 mm |
| Elements | 12 | 13 |
| Groups | 9 | 10 |
| Aspherical Elements | — | 3★ |
| ED Elements | — | 1★ |
| Coating | — | Super Multi-Layer Coating |
| Aperture | ||
| Max Aperture | f/4 | f/2.8 |
| Min Aperture | f/22 | f/2.8 |
| Constant | — | ✓★ |
| Diaphragm Blades | 7 | 7 |
| Build | ||
| Mount | Canon EF | Sony E |
| Format | Full-Frame★ | APS-C |
| Weather Sealed | — | ✓★ |
| Weight | 0.50 kg | 0.29 kg★ |
| Filter Thread | 77 mm | 55 mm |
| AF & Stabilization | ||
| AF Type | Autofocus | stepping motor★ |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 280 mm | 121 mm★ |
| Max Magnification | 1:4.2 | 1:2.8 |
Pros & Cons
Canon L EF 17-40mm USM 40mm
- Strong social proof (81st percentile)81st %ile
- Strong macro (75th percentile)
- Strong aperture (66th percentile)
- Below average versatility (34th percentile)
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
Pricing
Canon L EF 17-40mm USM 40mm0.066score per dollar
vs
Sigma Contemporary 18-50mm f/2.8 DC DN0.131score per dollar
Sigma Contemporary 18-50mm f/2.8 DC DN offers 2.0x better value for money
Verdict
Winner: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 98 overall, wins 9 of 9 usage categories and 7 of 21 specs.
