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Canon EOS 1DX Mark III DSLR Camera Body {20.1MP}

Model #383687
**Lens not included
  • $2,999.00

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Our Grading System
New in box complete with manufacturer's USA warranty. Not previously owned or used.
Essentially new with no signs of use. “Open box.” In manufacturer's packaging with original accessories and instructions. 180-day warranty.
Barely used with virtually no traces of wear. Only the closest inspections will reveal slight use. Lens glass could contain light dust or debris. Excellent picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Lightly used with limited signs of wear. Exceptionally nice but may have slight wear on finish visible. Lens glass could contain light dust or debris. Excellent picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Noticeably used with average signs of wear. Shows moderate wear for the age of the item, with the possibility of blemishes and/or minimal dings. Lens glass may have average dust and zoom/focus ring tension may have slight looseness or tightness overall, but will not affect picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Frequently used with above-average wear. May have dents, dings, or finish loss. Lens glass may have small scratches, dust, and blemishes, and zoom/focus ring tension may have moderate looseness or tightness overall, but should not affect picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Heavily used with extensive visible wear. Equipment is rough, with multiple impressions in the finish, excessive finish loss and brassing. Glass will have marks, fungus and/or heavy/cloudy haze which could affect picture quality. Accessories usually not included, unless noted in listing. Not covered under KEH warranty.
Non-functional or damaged. Equipment will not work. Usable for parts. Not covered under KEH warranty and non-returnable.
EX Excellent
With Battery, Charger
$2,999.00
Only 4 left!
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Canon's proven flagship DSLR built for relentless professional work.

The EOS-1D X Mark III is Canon's most refined expression of the 1D X lineage, built around a 20.1MP full-frame CMOS sensor paired with the DIGIC X processor. That combination drives 16 fps mechanical burst shooting and 20 fps in Live View, with a 191-point AF system that uses deep learning to track subjects across the frame. EOS iTR AF X doesn't just lock on, it reads subject behavior and holds through erratic motion, lighting changes, and occlusion.

On the video side, 4K RAW internal recording and 4K 60p put serious production capability into a body that field crews can actually rely on. Dual CFexpress card slots keep pace with the data throughput those formats demand. Built-in 1000BASE-T Ethernet, GPS, Wi-Fi, and Bluetooth round out a connectivity suite that was clearly designed for broadcast workflows and same-day delivery deadlines, not just occasional sharing. The weather-sealed magnesium alloy body at 1440g is substantial, but every gram is structural. This is a camera built to absorb punishment across a long career.

Who It's For

Sports and wildlife photographers shooting in burst-heavy, fast-action environments will find the 16 fps mechanical shutter and 191-point deep learning AF system directly suited to their work. Photojournalists on assignment benefit from built-in GPS and gigabit Ethernet for fast, metadata-rich file delivery. Video-focused shooters who need 4K RAW internal recording without an external recorder get that here in a body rated for harsh conditions. Wedding and event photographers working long days in unpredictable light will draw on an ISO range that extends to 102400 natively, with room to push further when the situation demands it.

Key Features

  • 20.1MP full-frame CMOS sensor paired with DIGIC X processor
  • 16 fps mechanical burst, 20 fps in Live View
  • 191-point AF system with deep learning subject tracking
  • 4K RAW internal recording to CFexpress cards
  • Dual CFexpress card slots for 4K 60p recording
  • 1000BASE-T Ethernet, GPS, Wi-Fi, Bluetooth connectivity
  • Weather-sealed magnesium alloy body rated for professional use

FAQ

What's the practical difference between 16 fps mechanical and 20 fps Live View shooting?
Mechanical shutter at 16 fps keeps the mirror moving, giving you the optical viewfinder experience and faster flash sync. Live View at 20 fps uses the electronic shutter, kills the mirror action entirely, and plays well with high-speed strobes, but you're framing on the LCD.
Can I actually record 4K RAW internally, or is that marketing?
Yes, it records 4K RAW straight to CFexpress cards. You'll need cards fast enough to handle it - Canon's official recommendation is 1500 MB/s minimum, and you'll burn through write speed quickly. Dual CFexpress slots give you the throughput.
How does the deep learning AF track subjects compared to older phase-detection systems?
EOS iTR AF X reads behavior patterns and predicts motion, so it holds lock through occlusion and erratic movement. It's genuinely better at following athletes cutting laterally or birds diving than contrast-based tracking, but it's not magic - it works best when the subject fills enough of the frame to register.
Is the 1000BASE-T Ethernet actually useful for a camera body?
Absolutely if you're on a broadcast crew or covering live events for same-day delivery. Tethered transfer to a laptop over Ethernet is reliable and fast; Wi-Fi transfers are still a pain by comparison. Most studio and newsroom workflows have an Ethernet connection.
What's the weather sealing actually good for?
Magnesium alloy body with gaskets around buttons, ports, and card slots keeps dust and moisture out. Not waterproof, but it'll handle rain, sand, and salt spray without degrading. Professional sports and news photographers depend on it.
Should I buy this in 2024, or wait for mirrorless?
If you already own Canon EF glass, the 1D X Mark III still delivers pro-level performance for stills and video. If you're starting fresh, Canon's EOS R5 or R5 Mark II offer mirrorless autofocus and newer ergonomics. This is built for EF mount users who need proven durability and 4K RAW today.
SpecificationValue
SensorFull Frame (35mm)
Resolution20.1 MP
MountCanon EF
AF Points191
ISO Range100-102,400 (expandable to 819,200)
Burst Rate16
Video4K RAW
Dimensions158 x 167.6 x 82.6 mm
Weight1440g (body only, with battery and card)

This description was generated using AI based on KEH's internal product standards, product expertise, and knowing what customers care about most. While we strive for accuracy, details may vary by individual item.

Brand Name Canon
Focus Type Autofocus (lens motor)
Lens Mount Canon EF
Memory Card Type CFxpress Type B