Canon
EOS R8
2023Mirrorless
24MP
40fps max
≈16readout ms
102kmax ISO
Low light 461g
New ≈£1,229
Used at MPB*£789–914
R6 Mark II sensor in a light body. A cheap, strong low-light full frame.
Illustration, not a product photo.
Canon · 2020 · DSLR · Canon EF / EF-S
Canon EOS-1D X Mark III
Canon's last pro DSLR: 16fps through the viewfinder and a body built for years of hard use.
Full frameSports & actionWildlife & animals
New ≈£6,999
Used at MPB*£789–2,629
Overview
The Canon EOS-1D X Mark III is a 2020 Full frame 20.1MP DSLR on the Canon EF / EF-S mount. It shoots up to 16 frames per second, records 5.5K RAW / 4K 60p video, and it's weather sealed. Canon's last pro DSLR: 16fps through the viewfinder and a body built for years of hard use.
It's best suited to sports & action, wildlife & animals. In our database, 17 lenses fit it natively (10 from third-party makers such as Samyang, Sigma, Tamron).
Used at MPB it currently sells for £789 to £2,629 depending on condition, against roughly £6,999 new: a saving of up to 89%.
Key specifications
| Released | 2020 |
| Type | DSLR |
| Sensor | Full frame (36×24mm, 1× crop) |
| Resolution | 20.1 megapixels |
| Max burst | 16 fps |
| Sensor readout | Mechanical shutter (DSLR) |
| Max ISO | 102,400 |
| Low-light score | 5/5 |
| Stabilisation | Lens only |
| Viewfinder | Optical |
| Video | 5.5K RAW / 4K 60p |
| Weather sealed | Yes |
| Weight | 1440 g with battery |
| Mount | Canon EF / EF-S |
Strengths
- Full-frame sensor for low light and shallow depth of field
- Weather sealing for rain and dust
- Optical viewfinder with zero lag and long battery life
Things to consider
- Expensive to buy, insure and build a lens system for
- No in-body stabilisation: use stabilised lenses or faster shutter speeds
- DSLR: no subject-detection autofocus through the viewfinder, and lens development has stopped
- Heavy body at 1440g
Compatible lenses
17 native in our database
| Lens | Fit | Focal | Aperture | Weight | New ≈ | Used (MPB) | |
|---|---|---|---|---|---|---|---|
| Canon EF 50mm f/1.8 STM Portraits · Everyday & travel | Native First-party | 50mm | f/1.8 | 160g | £129 | £77–101 | |
| Samyang 14mm f/2.8 ED AS IF UMC (manual) Astrophotography · Landscape | Native Third-party (manual focus) | 14mm | f/2.8 | 552g | £299 | £159–199 | |
| Canon EF 85mm f/1.8 USM Portraits | Native First-party | 85mm | f/1.8 | 425g | £349 | £108–199 | |
| Sigma 35mm f/1.4 DG HSM Art Everyday & travel · Portraits · Astrophotography | Native Third-party | 35mm | f/1.4 | 665g | £699 | £75–324 | |
| Sigma 50mm f/1.4 DG HSM Art Portraits | Native Third-party | 50mm | f/1.4 | 815g | £749 | £334–499 | |
| Sigma 100-400mm f/5-6.3 DG OS HSM Contemporary Wildlife & animals · Sports & action | Native Third-party | 100-400mm | f/5-6.3 | 1160g | £799 | £434–754 | |
| Canon EF 16-35mm f/4L IS USM Landscape | Native First-party | 16-35mm | f/4 | 615g | £899 | £289–429 | |
| Sigma 150-600mm f/5-6.3 DG OS HSM Contemporary Wildlife & animals | Native Third-party | 150-600mm | f/5-6.3 | 1930g | £899 | £559–854 | |
| Canon EF 24-105mm f/4L IS II USM Everyday & travel | Native First-party | 24-105mm | f/4 | 795g | £999 | £259–689 | |
| Sigma 24-70mm f/2.8 DG OS HSM Art Everyday & travel · Portraits | Native Third-party | 24-70mm | f/2.8 | 1020g | £1,099 | £304–979 | |
| Sigma 85mm f/1.4 DG HSM Art Portraits | Native Third-party | 85mm | f/1.4 | 1130g | £1,099 | £509–704 | |
| Tamron SP 24-70mm f/2.8 Di VC USD G2 Everyday & travel · Portraits | Native Third-party | 24-70mm | f/2.8 | 905g | £1,099 | £319–614 | |
| Canon EF 70-200mm f/4L IS II USM Sports & action | Native First-party | 70-200mm | f/4 | 780g | £1,149 | £729–819 | |
| Tamron SP 150-600mm f/5-6.3 Di VC USD G2 Wildlife & animals · Sports & action | Native Third-party | 150-600mm | f/5-6.3 | 2010g | £1,199 | £679–924 | |
| Sigma 14-24mm f/2.8 DG HSM Art Astrophotography · Landscape | Native Third-party | 14-24mm | f/2.8 | 1150g | £1,299 | £824 | |
| Canon EF 100-400mm f/4.5-5.6L IS II USM Wildlife & animals · Sports & action | Native First-party | 100-400mm | f/4.5-5.6 | 1570g | £1,899 | £689–1,399 | |
| Canon EF 70-200mm f/2.8L IS III USM Sports & action · Portraits | Native First-party | 70-200mm | f/2.8 | 1480g | £2,199 | £954–1,239 |
Similar cameras to compare
Full frame
Pentax
K-1
2016DSLROlder model
36.4MP
4.4fps max
OVFviewfinder
205kmax ISO
Low light 1010g · IBIS · sealed
New ≈No longer sold new
Used at MPB*£784–879
Weather-sealed full-frame DSLR with Astrotracer and pixel shift.
Canon
EOS R6
2020MirrorlessOlder model
20MP
20fps max
—readout ms
102kmax ISO
Low light 680g · IBIS · sealed
New ≈No longer sold new
Used at MPB*£809–1,159
20MP is modest, but low light and autofocus are still excellent.
Batteries and memory cards
Battery
Canon LP-E19 · maker's battery about £169
Pro grip-body battery for the R1, R3 and 1D X series. Third-party: Hähnel £109.99. Carry at least one spare.
Card slots
2× CFexpress B
Use a CFexpress Type B card of at least 1500MB/s in the main slot for RAW bursts and high-bitrate video; an SD card in the second slot suits backups.
How the EOS-1D X Mark III compares
Where to buy
*Used prices on this site come from MPB on 5 November 2026. MPB only lists what it has bought in, so "None listed" means none in their stock that day, not that Canon EOS-1D X Mark III is hard to find. Check these trusted UK dealers too.
MPB ↗UsedOnline used specialist with condition grading and a 12-month warranty. Prices on this site are MPB snapshots.Wex Photo Video ↗New & usedOne of the largest UK photo retailers: official UK stock, a big used department and trade-ins.Park Cameras ↗New & usedSpecialist with stores in West Sussex and London; official UK stock.London Camera Exchange ↗New & usedHigh-street chain across UK towns: inspect used gear in person.Clifton Cameras ↗NewAuthorised UK dealer for Canon, Sony, Nikon and more, with UK warranties.Cotswold Cameras ↗New · grey importCheaper parallel imports. No UK manufacturer warranty; store-backed guarantee instead.
See example photos
Real-world shots taken with the Canon EOS-1D X Mark III. Results are searches on each site, so check the camera or lens listed in each photo's details.
Frequently asked questions
Is the Canon EOS-1D X Mark III good for sports & action?
Yes. Full-frame sensor for low light and shallow depth of field. Weather sealing for rain and dust. Pair it with a 70–200mm-equivalent zoom; f/2.8 for indoor or floodlit games.
Is the Canon EOS-1D X Mark III good for wildlife & animals?
Yes. Full-frame sensor for low light and shallow depth of field. Weather sealing for rain and dust. Pair it with as much reach as you can carry: 400–600mm equivalent or more.
What lenses fit the Canon EOS-1D X Mark III?
It uses the Canon EF / EF-S mount. 17 lenses in our database fit natively, including 10 third-party options.
How much is a used Canon EOS-1D X Mark III?
At MPB, used examples range from £789 to £2,629 (checked 5 November 2026), depending on cosmetic grade from Heavily used to Like new.
Does the Canon EOS-1D X Mark III have image stabilisation?
No. It relies on stabilised lenses (OIS, IS or VR) for steady hand-held shots.