Canon EF 400mm f/4 DO IS II USM vs Tokina AT-X 400mm f/5.6
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Tokina
AT-X 400mm f/5.6
Verdict at a glance
- Canon EF 400mm f/4 DO IS II USM is faster by 1 stop (f/4.0 vs f/5.6), letting in more light.
- Tokina AT-X 400mm f/5.6 is lighter by 1110g.
| Spec | EF 400mm f/4 DO IS II USM | AT-X 400mm f/5.6 |
|---|---|---|
| Brand | Canon | Tokina |
| Mount | Canon EF | Canon EF |
| Type | Telephoto | Telephoto |
| Focal length | 400mm | 400mm |
| Max aperture | f/4.0 (faster) | f/5.6 |
| Released | 2014 | n/a |
| Blades | 9 | 8 |
| Format | full-frame | full-frame |
| Groups | 12 | 8 |
| Af motor | USM | n/a |
| Elements | 18 | 10 |
| Weight g | 2100.0 | 990 (lighter) |
| Length mm | 232.7 | 202.0 |
| Stabilized | Yes | n/a |
| Diameter mm | 128.0 | 79.0 |
| Min focus m | 3.3 | 2.5 (closer focusing) |
| Max magnification | 0.13 | 0.17 |
| Filter mm | n/a | 72 |
Canon EF 400mm f/4 DO IS II USM
The 2014 revision of the diffractive-optics 400mm f/4 with improved flare control. At about 2.1kg it is slightly heavier than the first version.
Pros
- About 2.1kg
- IS with panning mode
- Improved contrast over the first DO
- Takes Canon extenders
Cons
- Diffractive optics can show ring patterns in out-of-focus highlights
- Slightly heavier than the first version
Tokina AT-X 400mm f/5.6
Tokina AT-X 400mm f/5.6: a telephoto prime lens with a 400mm focal length and a maximum aperture of f/5.6, made for Canon EF mount cameras. It brings distant subjects closer for sports, wildlife and events.