Canon L EF 17-40mm f/4L USM
Canon
89 Overall Score
vs
Nikon NIKKOR 20mm f/2.8D 20mm
Nikon
66 Overall Score
Scores
Portrait
Professional
Street
Budget
Video Cinema
Macro
Travel
Wildlife Sports
Landscape
Specifications
| Canon L EF 17-40mm f/4L USM | Nikon NIKKOR 20mm f/2.8D 20mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 17 mm | 20 mm |
| Focal Length Max | 40 mm | 20 mm |
| Elements | 12 | 12 |
| Groups | 9 | 9 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 1★ | — |
| Coating | Super Spectra coating | Super Integrated Coating |
| Aperture | ||
| Max Aperture | f/22 | f/2.8 |
| Min Aperture | f/4 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 7 |
| Build | ||
| Mount | Canon EF | Nikon F |
| Format | full-frame | full-frame |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.50 kg | 0.16 kg★ |
| Filter Thread | 77 mm | 62 mm |
| AF & Stabilization | ||
| AF Type | USM★ | Autofocus (for Nikon Cameras with an Autofocus Motor) |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 280 mm | 249 mm★ |
| Max Magnification | 0.24x★ | 0.12x |
Pros & Cons
Canon L EF 17-40mm f/4L USM
- Strong aperture (98th percentile)98th %ile
- Strong bokeh (96th percentile)96th %ile
- Strong af (93rd percentile)93rd %ile
- Strong macro (85th percentile)85th %ile
- Below average stabilization (34th percentile)
Nikon NIKKOR 20mm f/2.8D 20mm
- Strong aperture (88th percentile)88th %ile
- Strong build (88th percentile)88th %ile
- Strong bokeh (87th percentile)87th %ile
- Strong social proof (69th percentile)
- Below average versatility (33rd percentile)
- Below average macro (34th percentile)
- Below average stabilization (34th percentile)
Pricing
Canon L EF 17-40mm f/4L USM0.007score per dollar
vs
Nikon NIKKOR 20mm f/2.8D 20mm0.005score per dollar
Canon L EF 17-40mm f/4L USM offers 1.4x better value for money
Verdict
Winner: Canon L EF 17-40mm f/4L USM
Scores 89 overall, wins 9 of 9 usage categories and 5 of 21 specs.
