EOS R6vs FX3

GearFrame · Updated March 2026

Canon EOS R6 Canon EOS R6 (2020) Starting from £1299 new Best for Wedding, portrait, sports, video View EOS R6
VS
Sony FX3 Sony FX3 (2021) Starting from £3799 new Best for Professional video, documentary & cinematic filmmaking View FX3

GearScore™ Verdict — Which should you buy?

Wedding, Portrait, Sports, Video — EOS R6 (2020): The camera that made Canon's RF system worth taking seriously.

Professional Video, Documentary & Cinematic Filmmaking — FX3 (2021): The definitive run-and-gun cinema camera — A7S III sensor quality in a body built specifically for video professionals.

↓ Full specifications below

EOS R6 (2020)

  • Canon DSLR shooters moving to mirrorless
  • Hybrid photographers who shoot both stills and video

FX3 (2021)

  • Professional videographers and filmmakers who need cinema-quality colour science in a compact body
  • Documentary and run-and-gun shooters who need 4K/120p and built-in XLR audio
  • Sony A7S III owners who want a purpose-built video body alongside their stills camera
  • Gimbal and drone operators who need a compact full-frame cinema camera

Quick take: The eos r6 has the highest resolution at 20mp; the eos r6 is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification EOS R6 (2020)FX3 (2021)
Price £1,299 £3,799
Sensor Full-frame CMOS 35mm 12.1MP full-frame BSI Exmor R CMOS (same as A7S III)
Resolution 20.1MP 12.1MP
Video 4K 60fps (crop), 4K 30fps (full), 1080p 120fps 4K/120p, 4K/60p 10-bit, 12-bit RAW output, S-Log3, S-Cinetone
Autofocus Dual Pixel CMOS AF II, 6072 AF positions, subject tracking Real-time tracking with subject recognition (human, animal)
Stabilisation 5-axis IBIS, up to 8 stops coordinated IS 5-axis IBIS — 5 stops
Burst Rate 12fps mechanical, 20fps electronic 10fps mechanical, 10fps electronic
Battery Life 380 shots (LCD), 510 shots (EVF) ~640 shots (CIPA)
Weight 598g (body only) 715g body only (with XLR handle)
Dimensions 138.4 × 97.5 × 88.4mm 129.7 × 78.0 × 84.5mm
Weather Sealed Yes Yes
Viewfinder EVF 0.76× 3.69M-dot None — monitor/external EVF use only
Screen 3.0" fully articulating touchscreen, 1.62M-dot 3.0" touchscreen, fully articulating
Mount Canon RF Sony FE mount (full-frame E-mount)
Memory Cards 2× SD UHS-II Dual CFexpress Type A / SD UHS-II slots
Connectivity Wi-Fi 5GHz, Bluetooth 4.2, USB-C 3.1, HDMI USB-C (10Gbps), full-size HDMI, XLR via handle, Bluetooth, Wi-Fi
Genre EOS R6FX3
Vlogging & Video
9.0
Portrait
7.0
Low Light
9.0
Street
4.0
Wedding
7.0
Travel
4.0
⚡ Compare specs side by side EOS R6 prices → FX3 prices →

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