Canon EOS-1D X Mark III vs Nikon D6
Canon EOS-1D X Mark III has the edge on paper, but the right choice depends on what you shoot. The EOS-1D X Mark III is the better pick for vlogging.
Choose the EOS-1D X Mark III for
- faster bursts (16fps vs 14fps)
- a lighter body (1440g vs 1450g)
- stronger video (5.5K RAW / 4K 60p)
Choose the D6 for
- more resolution (20.8MP vs 20.1MP)
- a lower price (from £529)
- more lenses in our database (25 vs 17)
Specs side by side
| Spec | EOS-1D X Mark III | D6 |
|---|---|---|
| Sensor | Full frame, 20.1MP | Full frame, 20.8MP |
| Mount | Canon EF / EF-S (DSLR) | Nikon F (DSLR) |
| Released | 2020 | 2020 |
| Burst | 16 fps | 14 fps |
| Readout | OVF | OVF |
| Max ISO | 102,400 | 102,400 |
| Stabilisation | Lens only | Lens only |
| Video | 5.5K RAW / 4K 60p | 4K 30p |
| Weather sealed | Yes | Yes |
| Viewfinder | Optical | Optical |
| Weight | 1440 g | 1450 g |
| Battery | Canon LP-E19 | Nikon EN-EL18d |
| Card slots | 2× CFexpress B | 2× CFexpress B |
| New price | £6,999 | £6,799 |
| Used at MPB | £789–2,629 | £529–2,869 |
| Native lenses in our database | 17 (10 third-party) | 25 (14 third-party) |
Which is better for…
| Use | Better choice |
|---|---|
| Beginner-friendly | About equal |
| Everyday & travel | About equal |
| Portraits | About equal |
| Landscape | About equal |
| Wildlife & animals | About equal |
| Sports & action | About equal |
| Astrophotography | About equal |
| Vlogging & video | EOS-1D X Mark III |
| Vintage / film look | About equal |
Based on the specs that matter most for each type of photography: burst and readout for action, resolution for landscapes, sensor size and low light for portraits and astro, video and weight for vlogging.
Lenses and running costs
The EOS-1D X Mark III uses Canon EF / EF-S (17 lenses in our database, 10 third-party) and the D6 uses Nikon F (25 lenses, 14 third-party). Batteries: Canon LP-E19 (about £169) vs Nikon EN-EL18d (about £159).
EOS-1D X Mark III compatible lenses → · D6 compatible lenses → ·
Frequently asked questions
Is the Canon EOS-1D X Mark III better than the Nikon D6?
It depends on your priorities. The EOS-1D X Mark III offers faster bursts (16fps vs 14fps), a lighter body (1440g vs 1450g), stronger video (5.5K RAW / 4K 60p); the D6 offers more resolution (20.8MP vs 20.1MP), a lower price (from £529), more lenses in our database (25 vs 17).
Which is better for video, the EOS-1D X Mark III or the D6?
The EOS-1D X Mark III is stronger for video: EOS-1D X Mark III records 5.5K RAW / 4K 60p, D6 records 4K 30p.
Which is cheaper, the EOS-1D X Mark III or the D6?
The EOS-1D X Mark III costs £6,999 new and from £789 used at MPB; the D6 costs £6,799 new and from £529 used (checked 5 November 2026).
Can I use Canon EOS-1D X Mark III lenses on the D6?
Not directly. The EOS-1D X Mark III uses Canon EF / EF-S and the D6 uses Nikon F; switching usually means new lenses or an adapter where one exists.