Canon EF 400mm f/2.8L IS III USM 400mm
Canon
70 Overall Score
vs
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Tamron
97 Overall Score
Scores
Video Cinema
Budget
Professional
Macro
Travel
Portrait
Landscape
Street
Wildlife Sports
Specifications
| Canon EF 400mm f/2.8L IS III USM 400mm | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | |
|---|---|---|
| Optics | ||
| Type | super-telephoto | zoom |
| Focal Length Min | 400 mm | 17 mm |
| Focal Length Max | 400 mm | 70 mm |
| Elements | 17 | 16 |
| Groups | 13 | 12 |
| Aspherical Elements | 2 | 3★ |
| ED Elements | 3★ | 2 |
| Coating | Super Spectra and Air Sphere Coatings | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/2.8 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9 | 9 |
| Build | ||
| Mount | Canon EF | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 2.84 kg | 0.54 kg★ |
| Filter Thread | 52 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | USM★ | RXD |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 5.5 stops★ | — |
| Focus | ||
| Min Focus Distance | 2.50 m | 190 mm★ |
| Max Magnification | 1:5.9 | 1:4.8 |
Pros & Cons
Canon EF 400mm f/2.8L IS III USM 400mm
- Strong stabilization (99th percentile)99th %ile
- Strong af (94th percentile)94th %ile
- Strong optical (93rd percentile)93rd %ile
- Strong bokeh (87th percentile)87th %ile
- Below average build (9th percentile)9th %ile
- Below average versatility (34th percentile)
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
- Strong optical (91st percentile)91st %ile
- Strong versatility (90th percentile)90th %ile
- Strong bokeh (87th percentile)87th %ile
- Strong macro (86th percentile)86th %ile
Pricing
Canon EF 400mm f/2.8L IS III USM 400mm
No current pricing available
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Verdict
Winner: Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Scores 97 overall, wins 9 of 9 usage categories and 3 of 22 specs.
