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EOS-1D X Mark IIIvs EOS Rvs Canon EOS R5 Mark II

GearFrame · Updated March 2026

Canon EOS-1D X Mark III Canon EOS-1D X Mark III (2020) Starting from £3500 new Best for Professional Sports, Wildlife & Press Photography View EOS-1D X Mark III
VS
Canon EOS R Canon EOS R (2018) Starting from £799 new Best for Entry to full-frame mirrorless & RF lens exploration View EOS R
VS
Canon Canon EOS R5 Mark II Canon Canon EOS R5 Mark II (2024) Starting from £4299 new Best for Hybrid shooters & professionals View Canon EOS R5 Mark II

GearScore™ Verdict — Which should you buy?

Professional Sports, Wildlife & Press Photography — EOS-1D X Mark III (2020): Canon's DSLR masterpiece — 20fps live view, 5.5K RAW, 191 cross-type AF points, and dual CFexpress. Almost certainly the finest optical viewfinder camera ever made.

Entry To Full-Frame Mirrorless & Rf Lens Exploration — EOS R (2018): The RF mount's founding camera — 30MP, Dual Pixel CMOS AF, and the proof-of-concept that launched Canon's mirrorless era.

Hybrid Shooters & Professionals — Canon EOS R5 Mark II (2024): The most complete hybrid camera Canon has ever made — 45MP stacked BSI, 30fps burst, 8K/60p RAW, and Canon's legendary Dual Pixel AF in one body.

↓ Full specifications below

EOS-1D X Mark III (2020)

  • Sports and wildlife photographers with a Canon EF lens collection
  • Professionals who prefer the optical viewfinder experience
  • Press photographers who need 20fps, weather sealing, and Ethernet
  • Canon historians who want to mark the end of the EOS-1D DSLR era

EOS R (2018)

  • Canon DSLR users wanting to enter the RF ecosystem at the lowest full-frame price
  • EF lens collectors who want an affordable RF body to use with the EF-RF adapter
  • Photographers stepping up from APS-C who want full-frame quality on a budget
  • RF system fans who want a second body without full EOS R6 pricing

Canon EOS R5 Mark II (2024)

  • Professional photographers who want 8K RAW and 45MP in one body
  • R5 owners upgrading to faster AF, improved overheating, and neural network processing
  • Wildlife and sports professionals who need high resolution and fast burst
  • Hybrid shooters who demand the very best Canon has to offer

Quick take: The canon eos r5 mark ii has the highest resolution at 45mp; the eos r is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification EOS-1D X Mark III (2020)EOS R (2018)Canon EOS R5 Mark II (2024)
Price £3,500 £799 £4,299
Sensor 20.1MP full-frame CMOS 30.3MP full-frame CMOS 45MP full-frame BSI stacked CMOS
Resolution 20.1MP 30.3MP 45.0MP
Video 5.5K RAW, 4K 60fps (crop), 4K 60fps (full-frame via firmware) 4K/30p (1.7× crop), 1080p/60p 8K/60p RAW, 4K/120p, Cinema RAW Light
Autofocus 191-point all cross-type OVF AF; 525-point Dual Pixel CMOS AF (Live View) Dual Pixel CMOS AF — 5655 AF areas, Eye AF Dual Pixel CMOS AF II, AI subject tracking
Stabilisation None 8-stop IBIS (coordinated with IS lenses)
Burst Rate 16fps mechanical, 20fps live view 8fps continuous (5fps with AF/AE) 30fps electronic / 12fps mechanical
Battery Life ~2850 shots (CIPA) ~350 shots (CIPA) 570 shots (CIPA)
Weight 1250g (body only) 660g body only 746g body only
Dimensions 158 × 167.6 × 82.6mm 135.8 × 98.3 × 84.4mm 138.5 × 101.2 × 93.5mm
Weather Sealed Yes Yes Yes
Viewfinder OVF 0.76× magnification, 100% coverage EVF, 3.69M dots, 0.71× magnification 0.64" OLED EVF, 5.76M dots, 120fps
Screen 3.2" fully articulating touchscreen, 4.15M dots 3.0" touchscreen, tilting 3.2" fully articulating touchscreen
Mount Canon EF Canon RF mount (full-frame) Canon RF
Memory Cards Dual CFexpress Type B slots Single SD UHS-II slot CFexpress Type B + SD UHS-II
Connectivity Wi-Fi 5GHz, Bluetooth 4.2, USB-C 3.1 Gen 2, Ethernet USB-C, Bluetooth, Wi-Fi, 3.5mm mic jack USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth
Genre EOS-1D X Mark IIIEOS RCanon EOS R5 Mark II
Sports & Action
10.0
9.0
Wildlife
9.0
9.0
Wedding & Events
9.0
9.0
Portrait
8.0
9.0
9.0
Vlogging & Video
7.0
4.0
9.0
Street
7.0
Landscape
7.0
9.0
9.0
Travel
7.0
Wedding
7.0
Sports
4.0

GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →

⚡ Compare specs side by side EOS-1D X Mark III prices → EOS R prices → Canon EOS R5 Mark II prices →

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