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Compare · 3 of 4 products

Canon EOS R6 Mark IIIvsNikon Z8vsSony a7 IV

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Biggest differences

  • Continuous shooting (electronic)

    Canon EOS R6 Mark III leads

    4×

    higher is better

    • Canon EOS R6 Mark III40 fps
    • Nikon Z830 fps
    • Sony a7 IV10 fps

  • Pre-burst capture duration

    Nikon Z8 leads

    600×

    higher is better

    • Canon EOS R6 Mark III0.5 s
    • Nikon Z8300 s
    • Sony a7 IVNot published

  • 4K max frame rate (full width)

    Canon EOS R6 Mark III & Nikon Z8 tie for the lead

    4×

    higher is better

    • Canon EOS R6 Mark III120 fps
    • Nikon Z8120 fps
    • Sony a7 IV30 fps

  • Native ISO maximum

    Canon EOS R6 Mark III leads

    2.5×

    higher is better

    • Canon EOS R6 Mark III64,000 ISO
    • Nikon Z825,600 ISO
    • Sony a7 IV51,200 ISO

Features not all of them have

High resolution pixel-shift modeonly Nikon Z8

  • ✕
  • ✓
  • ✕

Where each one wins

  • Canon EOS R6 Mark III

    • Native ISO maximum
    • In-body image stabilization
    • Continuous shooting (mechanical)
    • Continuous shooting (electronic)
    • 4K max frame rate (full width)
    • Raw video recording
    • Battery life

  • Nikon Z8

    • High resolution pixel-shift mode
    • Effective pixels
    • Sensor type
    • Pre-burst capture duration
    • Max video resolution
    • 4K max frame rate
    • 4K max frame rate (full width)
    • Raw video recording
    • Viewfinder magnification
    • Screen size
    • Screen articulation
    • Rear screen resolution
    • Minimum operating temperature

  • Sony a7 IV

    • Launch price
    • Weight
    • Width
    • Height
    • Depth

What all 3 have

  • Sensor formatFull-frame
  • Video bit depth10 bit
  • Log profile support✓
  • Viewfinder resolution3.69 M dots
  • Memory card slots2 slots
  • Weather sealingDust and drip resistant
  • USB charging & power delivery✓
  • Headphone port✓
  • HDMI port typeFull-size

Every spec

Red marks the better value in each row.

Overview

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Overview specs

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Release date

  • 2025-11
  • 2023-05
  • 2021-10

Launch price

  • 2,799 USD
  • 3,999.95 USD
  • 2,499.99 USD

Lens mount

  • Canon RF
  • Nikon Z
  • Sony E

High resolution pixel-shift mode

  • No
  • Yes
  • No

Sensor & Image

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Sensor & Image specs

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Effective pixels

  • 32.5 MP
  • 45.7 MP
  • 33 MP

Sensor format

  • Full-frame
  • Full-frame
  • Full-frame

Native ISO maximum

  • 64,000 ISO
  • 25,600 ISO
  • 51,200 ISO1

In-body image stabilization

  • 8.5 stops2
  • 5.5 stops3
  • 5.5 stops4

Sensor readout speed

  • 13.2 ms
  • Not published
  • Not published

Sensor type

  • CMOS
  • Stacked CMOS
  • CMOS

Aspect ratios

  • 3:2
  • 3:2, 1:1, 16:9
  • 3:2

Lens & Autofocus

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Lens & Autofocus specs

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Continuous shooting (mechanical)

  • 12 fps
  • Not published
  • 10 fps5

Continuous shooting (electronic)

  • 40 fps
  • 30 fps6
  • 10 fps

Max mechanical shutter speed

  • 8,000 1/s
  • Not published
  • 8,000 1/s

Pre-burst capture duration

  • 0.5 s7
  • 300 s8
  • Not published

AF subject detection

  • Human, animal, bird, car, train, airplane, motorcycle9
  • Human, animal, bird, train, airplane, motorcycle, vehicle
  • Human, animal, bird

Video

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Video specs

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Max video resolution

  • 7K10
  • 8K
  • 4K

4K max frame rate

  • 119.9 fps
  • 120 fps
  • 60 fps11

Video codecs

  • H.264, HEVC, XF-AVC, XF-HEVC
  • H.264, HEVC, ProRes 422 HQ, ProRes RAW, N-RAW
  • H.264, HEVC

4K max frame rate (full width)

  • 120 fps12
  • 120 fps
  • 30 fps13

Raw video recording

  • Internal
  • Internal
  • None14

Video bit depth

  • 10 bit
  • 10 bit
  • 10 bit

Log profile support

  • Yes
  • Yes
  • Yes

Video dynamic range (log)

  • 15 stops15
  • Not published
  • 15 stops16

Viewfinder & Screen

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Viewfinder & Screen specs

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Viewfinder resolution

  • 3.69 M dots
  • 3.69 M dots
  • 3.69 M dots

Viewfinder magnification

  • 0.76 x
  • 0.8 x
  • 0.78 x

Screen size

  • 3 in
  • 3.2 in
  • 2.95 in17

Screen articulation

  • Fully articulated
  • Multi-angle18
  • Fully articulated

Rear screen resolution

  • 1.6 M dots
  • 2.1 M dots
  • 1.04 M dots19

Handling & Power

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Handling & Power specs

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Battery life

  • 620 shots20
  • Not published
  • 580 shots21

Memory card slots

  • 2 slots
  • 2 slots
  • 2 slots

Weather sealing

  • Dust and drip resistant
  • Dust and drip resistant
  • Dust and drip resistant22

Weight

  • 699 g
  • 910 g
  • 658 g

Width

  • 138.4 mm
  • 144 mm
  • 131.3 mm

Height

  • 98.4 mm
  • 118.5 mm
  • 96.4 mm

Depth

  • 88.4 mm
  • 83 mm
  • 69.7 mm23

USB charging & power delivery

Minimum operating temperature

  • 0 °C
  • -10 °C
  • 0 °C

Headphone port

  • Yes
  • Yes
  • Yes

HDMI port type

  • Full-size
  • Full-size
  • Full-size
Notes on 25 values — test conditions and caveats
  1. 1Sony a7 IV, Native ISO maximum: Native range tops out at ISO 51200; 50-204800 requires expanded ISO settings.
  2. 2Canon EOS R6 Mark III, In-body image stabilization: 8.5 stops is Canon's best-case center rating with certain RF lenses; peripheral and other lenses see less, down to 7.5 stops.
  3. 3Nikon Z8, In-body image stabilization: The 6.0-stop figure applies only with Synchro VR-compatible Nikkor Z lenses; the standard body rating is 5.5 stops.
  4. 4Sony a7 IV, In-body image stabilization: CIPA rating measured with the 50mm F1.4 ZA test lens attached.
  5. 5Sony a7 IV, Continuous shooting (mechanical): 10 fps applies to compressed RAW/JPEG/HEIF; drops to 6 fps for lossless or uncompressed RAW.
  6. 6Nikon Z8, Continuous shooting (electronic): Full-resolution JPEG bursts reach 30 fps; 14-bit RAW bursts top out at 20 fps.
  7. 7Canon EOS R6 Mark III, Pre-burst capture duration: Works only in the 40 fps electronic-shutter mode; Canon states it as up to 20 frames.
  8. 8Nikon Z8, Pre-burst capture duration: The 300 s Pre-Release Capture buffer arrived with firmware 2.0; launch firmware allowed 30 s.
  9. 9Canon EOS R6 Mark III, AF subject detection: Car detection is tuned for racing cars, per Canon.
  10. 10Canon EOS R6 Mark III, Max video resolution: 7K is available only in RAW Video mode; standard MP4 recording tops out at 4K.
  11. 11Sony a7 IV, 4K max frame rate: 4K 60p is only available in Super35mm crop; full-frame 4K tops out at 30p.
  12. 12Canon EOS R6 Mark III, 4K max frame rate (full width): 4K 120p uses the full width but is not oversampled; oversampled 4K tops out at 60p.
  13. 13Sony a7 IV, 4K max frame rate (full width): 4K 60p requires the Super35mm crop; full-width 4K is limited to 30p.
  14. 14Sony a7 IV, Raw video recording: No internal or external raw recording; HDMI output tops out at 10-bit 4:2:2.
  15. 15Canon EOS R6 Mark III, Video dynamic range (log): Canon's claim of 15+ stops in its Canon Log profiles, not a lab measurement.
  16. 16Sony a7 IV, Video dynamic range (log): Sony's claim for S-Log3 per internal tests; stated as 15+ stops.
  17. 17Sony a7 IV, Screen size: Sony rates the panel at 2.95in (3.0-type); most sources round to 3in.
  18. 18Nikon Z8, Screen articulation: Nikon's 4-axis monitor tilts both vertically and horizontally but does not swing out like a fully articulated screen.
  19. 19Sony a7 IV, Rear screen resolution: 1,036,800 dots; Sony's retail pages round this to 1.03 megadots.
  20. 20Canon EOS R6 Mark III, Battery life: 620 shots is CIPA's rating using the rear LCD (not the viewfinder) at 23°C; real-world results vary.
  21. 21Sony a7 IV, Battery life: 580 shots per charge with the rear LCD; 520 with the EVF.
  22. 22Sony a7 IV, Weather sealing: Dust and moisture resistant but not IP-rated; Sony does not guarantee 100% sealing.
  23. 23Sony a7 IV, Depth: Sony lists 79.8mm total depth; 69.7mm is measured from front grip to rear monitor.
  24. 24Canon EOS R6 Mark III, USB charging & power delivery: USB-C charging and power need a capable USB-PD source such as Canon's PD-E2; not every power bank works.
  25. 25Sony a7 IV, USB charging & power delivery: Charging and USB power delivery work only through the USB Type-C port.

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