KurabeDojoThe comparison dojo

Compare · 3 of 4 products

Sony a7 IVvsCanon EOS R6 Mark IIvsRicoh GR IV

eBay prices refresh hourly — check the listing before you buy. We may earn a commission.

Biggest differences

  • Continuous shooting (electronic)

    Canon EOS R6 Mark II leads

    4×

    higher is better

    • Sony a7 IV10 fps
    • Canon EOS R6 Mark II40 fps
    • Ricoh GR IVNot published

  • Battery life

    Canon EOS R6 Mark II leads

    3.04×

    higher is better

    • Sony a7 IV580 shots
    • Canon EOS R6 Mark II760 shots
    • Ricoh GR IV250 shots

  • Weight

    Ricoh GR IV leads

    2.56×

    lower is better

    • Sony a7 IV658 g
    • Canon EOS R6 Mark II670 g
    • Ricoh GR IV262 g

  • Native ISO maximum

    Ricoh GR IV leads

    4×

    higher is better

    • Sony a7 IV51,200 ISO
    • Canon EOS R6 Mark II102,400 ISO
    • Ricoh GR IV204,800 ISO

Features not all of them have

Headphone port

  • ✓
  • ✓
  • ✕

Where each one wins

  • Sony a7 IV

    • Effective pixels
    • Sensor format
    • Max mechanical shutter speed
    • Max video resolution
    • Viewfinder resolution
    • Viewfinder magnification
    • Screen articulation
    • Memory card slots
    • Headphone port
    • HDMI port type

  • Canon EOS R6 Mark II

    • Sensor format
    • In-body image stabilization
    • Continuous shooting (mechanical)
    • Continuous shooting (electronic)
    • Max mechanical shutter speed
    • Max video resolution
    • 4K max frame rate (full width)
    • Raw video recording
    • Viewfinder resolution
    • Screen size
    • Screen articulation
    • Rear screen resolution
    • Battery life
    • Memory card slots
    • Headphone port

  • Ricoh GR IV

    • Launch price
    • Native ISO maximum
    • Screen size
    • Weight
    • Width
    • Height
    • Depth

What all 3 have

  • Sensor typeCMOS
  • USB charging & power delivery✓

Every spec

Red marks the better value in each row.

Overview

Report a problem

Overview specs

What is the problem?
Which specs? Tick all that apply, or none if you are not sure.
Which products? Tick all that apply, or none if you are not sure.

Release date

  • 2021-10
  • Not published
  • Not published

Launch price

  • 2,499.99 USD
  • 2,499 USD
  • 1,499 USD1

Lens mount

  • Sony E
  • Canon RF
  • Fixed lens

High resolution pixel-shift mode

  • No
  • Not published
  • Not published

Sensor & Image

Report a problem

Sensor & Image specs

What is the problem?
Which specs? Tick all that apply, or none if you are not sure.
Which products? Tick all that apply, or none if you are not sure.

Effective pixels

  • 33 MP
  • 24.2 MP
  • 25.74 MP

Sensor format

  • Full-frame
  • Full-frame
  • APS-C

Native ISO maximum

  • 51,200 ISO2
  • 102,400 ISO3
  • 204,800 ISO

In-body image stabilization

  • 5.5 stops4
  • 8 stops5
  • 6 stops6

Sensor readout speed

  • Not published
  • Not published
  • Not published

Sensor type

  • CMOS
  • CMOS
  • CMOS7

Aspect ratios

  • 3:2
  • 3:2, 4:3, 1:1, 16:9
  • 3:2, 4:3, 1:1, 16:98

Lens & Autofocus

Report a problem

Lens & Autofocus specs

What is the problem?
Which specs? Tick all that apply, or none if you are not sure.
Which products? Tick all that apply, or none if you are not sure.

Continuous shooting (mechanical)

  • 10 fps9
  • 12 fps
  • 4 fps10

Continuous shooting (electronic)

  • 10 fps
  • 40 fps
  • Not published

Max mechanical shutter speed

  • 8,000 1/s
  • 8,000 1/s
  • 4,000 1/s11

Pre-burst capture duration

  • Not published
  • 0.5 s12
  • Not published

AF subject detection

  • Human, animal, bird
  • Human, animal, bird, car, train, airplane, motorcycle
  • Human13

Video

Report a problem

Video specs

What is the problem?
Which specs? Tick all that apply, or none if you are not sure.
Which products? Tick all that apply, or none if you are not sure.

Max video resolution

  • 4K
  • 4K
  • 1080p

4K max frame rate

  • 60 fps14
  • 60 fps
  • Not published

Video codecs

  • H.264, HEVC
  • H.264, HEVC15
  • H.264

4K max frame rate (full width)

  • 30 fps16
  • 60 fps
  • Not published

Raw video recording

  • None17
  • External18
  • None

Video bit depth

  • 10 bit
  • 10 bit19
  • Not published

Log profile support

  • Yes
  • Yes
  • Not published

Video dynamic range (log)

  • 15 stops20
  • Not published
  • Not published

Viewfinder & Screen

Report a problem

Viewfinder & Screen specs

What is the problem?
Which specs? Tick all that apply, or none if you are not sure.
Which products? Tick all that apply, or none if you are not sure.

Viewfinder resolution

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

Viewfinder magnification

  • 0.78 x
  • 0.76 x
  • Not published

Screen size

  • 2.95 in21
  • 3 in
  • 3 in

Screen articulation

  • Fully articulated
  • Fully articulated
  • Fixed

Rear screen resolution

  • 1.04 M dots22
  • 1.62 M dots
  • 1.037 M dots

Handling & Power

Report a problem

Handling & Power specs

What is the problem?
Which specs? Tick all that apply, or none if you are not sure.
Which products? Tick all that apply, or none if you are not sure.

Battery life

  • 580 shots23
  • 760 shots24
  • 250 shots25

Memory card slots

  • 2 slots
  • 2 slots
  • 1 slots26

Weather sealing

  • Dust and drip resistant27
  • Dust and drip resistant28
  • Not published

Weight

  • 658 g
  • 670 g
  • 262 g

Width

  • 131.3 mm
  • 138.4 mm
  • 109.4 mm

Height

  • 96.4 mm
  • 98.4 mm
  • 61.1 mm

Depth

  • 69.7 mm29
  • 88.4 mm
  • 32.7 mm

USB charging & power delivery

Minimum operating temperature

  • 0 °C
  • 0 °C33
  • Not published

Headphone port

  • Yes
  • Yes
  • No

HDMI port type

  • Full-size
  • Micro
  • None34
Notes on 34 values — test conditions and caveats
  1. 1Ricoh GR IV, Launch price: Launch MSRP per the review; Ricoh's US store currently lists $1,599.95.
  2. 2Sony a7 IV, Native ISO maximum: Native range tops out at ISO 51200; 50-204800 requires expanded ISO settings.
  3. 3Canon EOS R6 Mark II, Native ISO maximum: ISO 204800 (H) is an expanded setting; the native range tops out at ISO 102400.
  4. 4Sony a7 IV, In-body image stabilization: CIPA rating measured with the 50mm F1.4 ZA test lens attached.
  5. 5Canon EOS R6 Mark II, In-body image stabilization: The 8-stop rating combines lens optical IS with in-body IS; results vary by lens.
  6. 6Ricoh GR IV, In-body image stabilization: Ricoh's 6.0-stop rating applies at frame centre; periphery is rated 4.0 stops (CIPA 2024).
  7. 7Ricoh GR IV, Sensor type: The sensor is a back-illuminated (BSI) CMOS type; mapped to 'cmos' as no BSI option is listed.
  8. 8Ricoh GR IV, Aspect ratios: 3:2 is native to the 23.3 x 15.5 mm sensor; 4:3, 1:1 and 16:9 are in-camera crop modes.
  9. 9Sony a7 IV, Continuous shooting (mechanical): 10 fps applies to compressed RAW/JPEG/HEIF; drops to 6 fps for lossless or uncompressed RAW.
  10. 10Ricoh GR IV, Continuous shooting (mechanical): The review cites 4 fps continuous without specifying shutter type.
  11. 11Ricoh GR IV, Max mechanical shutter speed: 1/4000 s requires F5.6 or a smaller aperture; at F2.8 the limit is 1/2500 s.
  12. 12Canon EOS R6 Mark II, Pre-burst capture duration: Pre-release capture works in RAW burst mode and buffers up to 0.5s of action before full shutter press.
  13. 13Ricoh GR IV, AF subject detection: Only face/eye detection is offered; no animal or vehicle subject recognition is listed.
  14. 14Sony a7 IV, 4K max frame rate: 4K 60p is only available in Super35mm crop; full-frame 4K tops out at 30p.
  15. 15Canon EOS R6 Mark II, Video codecs: Movies record H.264 by default; H.265/HEVC is used when Canon Log 3 or HDR PQ is enabled.
  16. 16Sony a7 IV, 4K max frame rate (full width): 4K 60p requires the Super35mm crop; full-width 4K is limited to 30p.
  17. 17Sony a7 IV, Raw video recording: No internal or external raw recording; HDMI output tops out at 10-bit 4:2:2.
  18. 18Canon EOS R6 Mark II, Raw video recording: 6K ProRes RAW requires an external Atomos Ninja V+ recorder connected over HDMI.
  19. 19Canon EOS R6 Mark II, Video bit depth: Standard profiles record 8-bit 4:2:0; 10-bit 4:2:2 requires Canon Log 3 or HDR PQ.
  20. 20Sony a7 IV, Video dynamic range (log): Sony's claim for S-Log3 per internal tests; stated as 15+ stops.
  21. 21Sony a7 IV, Screen size: Sony rates the panel at 2.95in (3.0-type); most sources round to 3in.
  22. 22Sony a7 IV, Rear screen resolution: 1,036,800 dots; Sony's retail pages round this to 1.03 megadots.
  23. 23Sony a7 IV, Battery life: 580 shots per charge with the rear LCD; 520 with the EVF.
  24. 24Canon EOS R6 Mark II, Battery life: 760 shots is the CIPA power-saving rating with the rear LCD; Canon's smooth-mode rating is 580 shots.
  25. 25Ricoh GR IV, Battery life: CIPA-rated at 23°C with a fully charged DB-120 battery.
  26. 26Ricoh GR IV, Memory card slots: Single microSD slot, plus 53 GB internal memory that cannot record to both at once.
  27. 27Sony a7 IV, Weather sealing: Dust and moisture resistant but not IP-rated; Sony does not guarantee 100% sealing.
  28. 28Canon EOS R6 Mark II, Weather sealing: Sealed dust- and water-resistant build, not IP-rated; Canon cautions ingress cannot be fully prevented.
  29. 29Sony a7 IV, Depth: Sony lists 79.8mm total depth; 69.7mm is measured from front grip to rear monitor.
  30. 30Sony a7 IV, USB charging & power delivery: Charging and USB power delivery work only through the USB Type-C port.
  31. 31Canon EOS R6 Mark II, USB charging & power delivery: In-body USB charging and power supply require Canon's optional PD-E1 USB power adapter.
  32. 32Ricoh GR IV, USB charging & power delivery: Battery charges and camera draws power in-body over USB-C; fast charging needs a USB-PD adapter.
  33. 33Canon EOS R6 Mark II, Minimum operating temperature: Canon's product manual rates 0–40°C; regional Canon spec sheets list a 2°C minimum.
  34. 34Ricoh GR IV, HDMI port type: Video output is DisplayPort over USB-C; there is no HDMI connector.

Where to buy