KurabeDojoThe comparison dojo

Compare · 3 of 4 products

Sony a7 IVvsCanon EOS R8vsRicoh GR IV

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

Biggest differences

  • Continuous shooting (electronic)

    Canon EOS R8 leads

    4×

    higher is better

    • Sony a7 IV10 fps
    • Canon EOS R840 fps
    • Ricoh GR IVNot published

  • Weight

    Ricoh GR IV leads

    2.51×

    lower is better

    • Sony a7 IV658 g
    • Canon EOS R8461 g
    • Ricoh GR IV262 g

  • Battery life

    Sony a7 IV leads

    2.32×

    higher is better

    • Sony a7 IV580 shots
    • Canon EOS R8370 shots
    • Ricoh GR IV250 shots

  • Native ISO maximum

    Ricoh GR IV leads

    4×

    higher is better

    • Sony a7 IV51,200 ISO
    • Canon EOS R8102,400 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
    • Continuous shooting (mechanical)
    • Max mechanical shutter speed
    • Max video resolution
    • Viewfinder resolution
    • Viewfinder magnification
    • Screen articulation
    • Battery life
    • Memory card slots
    • Headphone port
    • HDMI port type

  • Canon EOS R8

    • Sensor format
    • Continuous shooting (electronic)
    • Max video resolution
    • 4K max frame rate (full width)
    • Screen size
    • Screen articulation
    • Rear screen resolution
    • Headphone port

  • Ricoh GR IV

    • Launch price
    • Native ISO maximum
    • In-body image stabilization
    • Screen size
    • Weight
    • Width
    • Height
    • Depth

What all 3 have

  • Sensor typeCMOS
  • Raw video recordingNone
  • 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
  • Not published
  • 1,499 USD1

Lens mount

  • Sony E
  • Canon RF
  • Fixed lens

High resolution pixel-shift mode

  • No
  • No
  • 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 ISO
  • 204,800 ISO

In-body image stabilization

  • 5.5 stops3
  • 0 stops
  • 6 stops4

Sensor readout speed

  • Not published
  • Not published
  • Not published

Sensor type

  • CMOS
  • CMOS
  • CMOS5

Aspect ratios

  • 3:2
  • 3:2, 4:3, 1:1, 16:9
  • 3:2, 4:3, 1:1, 16:96

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 fps7
  • 6 fps
  • 4 fps8

Continuous shooting (electronic)

  • 10 fps
  • 40 fps
  • Not published

Max mechanical shutter speed

  • 8,000 1/s
  • 4,000 1/s
  • 4,000 1/s9

Pre-burst capture duration

  • Not published
  • 0.5 s
  • Not published

AF subject detection

  • Human, animal, bird
  • Human, animal, bird, car, train, airplane, motorcycle
  • Human10

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 fps11
  • 60 fps
  • Not published

Video codecs

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

4K max frame rate (full width)

  • 30 fps12
  • 60 fps
  • Not published

Raw video recording

  • None13
  • None
  • None

Video bit depth

  • 10 bit
  • 10 bit
  • Not published

Log profile support

  • Yes
  • Yes
  • Not published

Video dynamic range (log)

  • 15 stops14
  • 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
  • 2.36 M dots
  • 0 M dots

Viewfinder magnification

  • 0.78 x
  • 0.7 x
  • Not published

Screen size

  • 2.95 in15
  • 3 in
  • 3 in

Screen articulation

  • Fully articulated
  • Fully articulated
  • Fixed

Rear screen resolution

  • 1.04 M dots16
  • 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 shots17
  • 370 shots
  • 250 shots18

Memory card slots

  • 2 slots
  • 1 slots
  • 1 slots19

Weather sealing

  • Dust and drip resistant20
  • Dust and drip resistant
  • Not published

Weight

  • 658 g
  • 461 g
  • 262 g

Width

  • 131.3 mm
  • 132.5 mm
  • 109.4 mm

Height

  • 96.4 mm
  • 86.1 mm
  • 61.1 mm

Depth

  • 69.7 mm21
  • 70 mm
  • 32.7 mm

USB charging & power delivery

Minimum operating temperature

  • 0 °C
  • 0 °C
  • Not published

Headphone port

  • Yes
  • Yes
  • No

HDMI port type

  • Full-size
  • Micro
  • None24
Notes on 24 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. 3Sony a7 IV, In-body image stabilization: CIPA rating measured with the 50mm F1.4 ZA test lens attached.
  4. 4Ricoh GR IV, In-body image stabilization: Ricoh's 6.0-stop rating applies at frame centre; periphery is rated 4.0 stops (CIPA 2024).
  5. 5Ricoh GR IV, Sensor type: The sensor is a back-illuminated (BSI) CMOS type; mapped to 'cmos' as no BSI option is listed.
  6. 6Ricoh 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.
  7. 7Sony a7 IV, Continuous shooting (mechanical): 10 fps applies to compressed RAW/JPEG/HEIF; drops to 6 fps for lossless or uncompressed RAW.
  8. 8Ricoh GR IV, Continuous shooting (mechanical): The review cites 4 fps continuous without specifying shutter type.
  9. 9Ricoh 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.
  10. 10Ricoh GR IV, AF subject detection: Only face/eye detection is offered; no animal or vehicle subject recognition is listed.
  11. 11Sony a7 IV, 4K max frame rate: 4K 60p is only available in Super35mm crop; full-frame 4K tops out at 30p.
  12. 12Sony a7 IV, 4K max frame rate (full width): 4K 60p requires the Super35mm crop; full-width 4K is limited to 30p.
  13. 13Sony a7 IV, Raw video recording: No internal or external raw recording; HDMI output tops out at 10-bit 4:2:2.
  14. 14Sony a7 IV, Video dynamic range (log): Sony's claim for S-Log3 per internal tests; stated as 15+ stops.
  15. 15Sony a7 IV, Screen size: Sony rates the panel at 2.95in (3.0-type); most sources round to 3in.
  16. 16Sony a7 IV, Rear screen resolution: 1,036,800 dots; Sony's retail pages round this to 1.03 megadots.
  17. 17Sony a7 IV, Battery life: 580 shots per charge with the rear LCD; 520 with the EVF.
  18. 18Ricoh GR IV, Battery life: CIPA-rated at 23°C with a fully charged DB-120 battery.
  19. 19Ricoh GR IV, Memory card slots: Single microSD slot, plus 53 GB internal memory that cannot record to both at once.
  20. 20Sony a7 IV, Weather sealing: Dust and moisture resistant but not IP-rated; Sony does not guarantee 100% sealing.
  21. 21Sony a7 IV, Depth: Sony lists 79.8mm total depth; 69.7mm is measured from front grip to rear monitor.
  22. 22Sony a7 IV, USB charging & power delivery: Charging and USB power delivery work only through the USB Type-C port.
  23. 23Ricoh GR IV, USB charging & power delivery: Battery charges and camera draws power in-body over USB-C; fast charging needs a USB-PD adapter.
  24. 24Ricoh GR IV, HDMI port type: Video output is DisplayPort over USB-C; there is no HDMI connector.

Where to buy