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Canon EOS R6 III vs Sony A7R VI

3 · 0 TIE · 4

The R6 III wins 3 of 7 scored specs (burst, weight); the A7R VI wins 4 (resolution, max video, battery (cipa)). The R6 III is $1,699 cheaper.

3 WINSBuy it if you want: burst, weight.
4 WINSBuy it if you want: resolution, max video, battery (cipa).
More price sources coming soon. Prices accurate as of Oct 27, 2:15 AM ET and subject to change. We may earn a commission from these links, at no cost to you. How this works

Size, to scale

OPEN IN SIZE COMPARE →
FRONT (WIDTH × HEIGHT)
TOP (WIDTH × DEPTH), LENS FACING DOWN

Outer sizes are exact, from the makers' dimensions. Shapes are drawn by us to show each body style; the dashed circle is the lens mount at its real diameter.

  • Canon EOS R6 III138.4 × 98.4 × 88.4 mm · 699 g
  • Sony A7R VI132.7 × 96.9 × 82.9 mm · 713 g

Where they differ

ADD A THIRD CAMERA →
R6 IIIA7R VI
PRICE & SCORE
Price$2,799BEST$4,498
CameraFits score9.49.8BEST
PHOTO
Resolution32.5 MP66.8 MPBEST
BurstThe fastest frames per second the maker quotes. Top speeds often use the electronic shutter and may limit autofocus. Higher helps for sports, wildlife and kids.40 fpsBEST30 fps
ShutterFastest mechanical and electronic shutter speeds. The silent electronic shutter can freeze faster motion, but may bend fast subjects on slower sensors.1/8000 mech · 1/16000 elec1/8000 mech · 1/8000 elec
AutofocusWhat the camera recognises and tracks automatically, and how dark it can get before focus struggles (lower EV is better in low light).People, animals, birds, vehicles, aircraft, trains · down to −6.5 EVPeople, animals, birds, insects, vehicles, aircraft, trains · down to −6 EV
VIDEO
Max videoThe highest video resolution it records internally.7K8KBEST
Rolling shutterHow fast the sensor reads out, measured in lab tests. Slower readout bends fast-moving subjects and quick pans in video and electronic-shutter photos; under 10 ms is very good.14.3 ms · 4K full width, DPReview13.5 ms · 8K full width, CineD
Log profileA flat picture profile that keeps highlight and shadow detail for colour grading later.C-Log2/C-Log3S-Log3
Raw videoRaw keeps the most image data for editing, at much larger file sizes. Some cameras only record it to an external recorder.Internal Canon RAW (+ ProRes RAW over HDMI)RAW over HDMI
Open gateRecords the whole sensor area, so you can crop the same clip to both widescreen and vertical video.YesNo
Cooling fanA built-in fan lets the camera record for long stretches without overheating.No—
BODY & HANDLING
Battery (CIPA)Shots per charge on the CIPA standard test, using the rear screen. Real-world numbers are often higher.510 shots710 shotsBEST
WeightBody with battery and card, without a lens.699 gBEST713 g
ViewfinderElectronic viewfinder resolution and magnification. More dots and a bigger magnification give a sharper, larger view.3.69M-dot, 0.76×9.44M-dot, 0.9×
Rear screenFully articulating screens flip to the front for vlogging; tilting screens are quicker for photos at waist or overhead height.Fully articulatingMulti-angle
Card slotsTwo slots let you record a backup copy at the same time, which matters for paid work like weddings.CFexpress B + SD UHS-II2x CFexpress A/SD UHS-II
SYSTEM
MountWhich lenses fit natively. Other lenses may work through an adapter.Canon RFSony E
Native lenses60+200+

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