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Compare · 4 of 4 products

Sony a1 IIvsNikon Z9vsSony a7 IVvsSony RX100 VII

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Biggest differences

  • Weight

    Sony RX100 VII leads

    4.44×

    lower is better

    • Sony a1 II743 g
    • Nikon Z91,340 g
    • Sony a7 IV658 g
    • Sony RX100 VII302 g

  • Viewfinder resolution

    Sony a1 II leads

    4×

    higher is better

    • Sony a1 II9.44 M dots
    • Nikon Z93.69 M dots
    • Sony a7 IV3.69 M dots
    • Sony RX100 VII2.36 M dots

  • Continuous shooting (electronic)

    Sony a1 II leads

    3×

    higher is better

    • Sony a1 II30 fps
    • Nikon Z920 fps
    • Sony a7 IV10 fps
    • Sony RX100 VII20 fps

  • Battery life

    Nikon Z9 leads

    2.85×

    higher is better

    • Sony a1 II520 shots
    • Nikon Z9740 shots
    • Sony a7 IV580 shots
    • Sony RX100 VII260 shots

Features not all of them have

High resolution pixel-shift modeonly Sony a1 II

  • ✓
  • ✕
  • ✕
  • ?

Where each one wins

  • Sony a1 II

    • High resolution pixel-shift mode
    • Effective pixels
    • Sensor format
    • In-body image stabilization
    • Continuous shooting (electronic)
    • Max video resolution
    • 4K max frame rate (full width)
    • Viewfinder resolution
    • Viewfinder magnification
    • Screen size
    • Screen articulation
    • Rear screen resolution
    • HDMI port type

  • Nikon Z9

    • Sensor format
    • Sensor type
    • Max mechanical shutter speed
    • Max video resolution
    • 4K max frame rate
    • Raw video recording
    • Screen size
    • Rear screen resolution
    • Battery life
    • Minimum operating temperature
    • HDMI port type

  • Sony a7 IV

    • Launch price
    • Sensor format
    • Native ISO maximum
    • HDMI port type

  • Sony RX100 VII

    • Sensor type
    • Weight
    • Width
    • Height
    • Depth

What all 4 have

  • Log profile support✓
  • USB charging & power delivery✓

Every spec

Red marks the better value in each row.

Overview

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Overview specs

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Release date

  • 2024-121
  • 2021-12
  • 2021-10
  • Not published

Launch price

  • 6,499.99 USD
  • 5,500 USD
  • 2,499.99 USD
  • Not published

Lens mount

  • Sony E
  • Nikon Z
  • Sony E
  • Fixed lens

High resolution pixel-shift mode

  • Yes2
  • No
  • No
  • Not published

Sensor & Image

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Sensor & Image specs

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Effective pixels

  • 50.1 MP
  • 45.7 MP
  • 33 MP
  • 20.1 MP

Sensor format

  • Full-frame
  • Full-frame
  • Full-frame
  • 1-inch

Native ISO maximum

  • 32,000 ISO
  • 25,600 ISO
  • 51,200 ISO3
  • 12,800 ISO

In-body image stabilization

  • 8.5 stops4
  • 6 stops5
  • 5.5 stops6
  • 4 stops7

Sensor readout speed

  • Not published
  • Not published
  • Not published
  • Not published

Sensor type

  • —
  • Stacked CMOS
  • CMOS
  • Stacked CMOS

Aspect ratios

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

Lens & Autofocus

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Lens & Autofocus specs

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Continuous shooting (mechanical)

  • 10 fps
  • Not published
  • 10 fps9
  • 10 fps10

Continuous shooting (electronic)

  • 30 fps
  • 20 fps
  • 10 fps
  • 20 fps11

Max mechanical shutter speed

  • 8,000 1/s
  • 32,000 1/s
  • 8,000 1/s
  • 2,000 1/s

Pre-burst capture duration

  • 1 s12
  • 1 s13
  • Not published
  • Not published

AF subject detection

  • Human, animal, bird, insect, car, train, airplane
  • Human, animal, bird, car, train, airplane, motorcycle
  • Human, animal, bird
  • Human, animal14

Video

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Video specs

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Max video resolution

  • 8K
  • 8K
  • 4K
  • 4K

4K max frame rate

  • 119.88 fps15
  • 120 fps
  • 60 fps16
  • 30 fps

Video codecs

  • H.264, HEVC
  • H.264, HEVC, ProRes 422 HQ, ProRes RAW, N-RAW
  • H.264, HEVC
  • H.26417

4K max frame rate (full width)

  • 59.94 fps18
  • 30 fps
  • 30 fps19
  • 30 fps

Raw video recording

  • External20
  • Internal
  • None21
  • None22

Video bit depth

  • 10 bit
  • 10 bit
  • 10 bit
  • Not published

Log profile support

  • Yes
  • Yes
  • Yes
  • Yes23

Video dynamic range (log)

  • Not published
  • Not published
  • 15 stops24
  • Not published

Viewfinder & Screen

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Viewfinder & Screen specs

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Viewfinder resolution

  • 9.44 M dots
  • 3.69 M dots
  • 3.69 M dots
  • 2.36 M dots

Viewfinder magnification

  • 0.9 x
  • 0.8 x
  • 0.78 x
  • 0.59 x

Screen size

  • 3.2 in
  • 3.2 in
  • 2.95 in25
  • 3 in

Screen articulation

  • Multi-angle
  • Tilting
  • Fully articulated
  • Tilting26

Rear screen resolution

  • 2.1 M dots
  • 2.1 M dots
  • 1.04 M dots27
  • 0.92 M dots

Handling & Power

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Handling & Power specs

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Battery life

  • 520 shots28
  • 740 shots
  • 580 shots29
  • 260 shots30

Memory card slots

  • 2 slots
  • 2 slots
  • 2 slots
  • Not published

Weather sealing

  • Dust and drip resistant31
  • Dust and drip resistant
  • Dust and drip resistant32
  • Not published

Weight

  • 743 g
  • 1,340 g
  • 658 g
  • 302 g

Width

  • 136.1 mm
  • 149 mm
  • 131.3 mm
  • 101.6 mm

Height

  • 96.9 mm
  • 149.5 mm
  • 96.4 mm
  • 58.1 mm

Depth

  • 82.9 mm33
  • 90.5 mm
  • 69.7 mm34
  • 42.8 mm

USB charging & power delivery

  • Yes
  • Yes
  • Yes35
  • Yes36

Minimum operating temperature

  • 0 °C
  • -10 °C
  • 0 °C
  • 0 °C

Headphone port

  • Yes
  • Yes
  • Yes
  • Not published

HDMI port type

  • Full-size
  • Full-size
  • Full-size
  • Micro
Notes on 36 values — test conditions and caveats
  1. 1Sony a1 II, Release date: Announced 19 November 2024; first retail availability was December 2024.
  2. 2Sony a1 II, High resolution pixel-shift mode: 4- or 16-shot pixel shift composites are merged with Sony's Imaging Edge Desktop PC software.
  3. 3Sony a7 IV, Native ISO maximum: Native range tops out at ISO 51200; 50-204800 requires expanded ISO settings.
  4. 4Sony a1 II, In-body image stabilization: 8.5 stops is the CIPA centre rating; 7.0 stops at the periphery.
  5. 5Nikon Z9, In-body image stabilization: The 6.0-stop rating requires Synchro VR, combining in-body 5-axis VR with 2-axis lens VR on compatible lenses.
  6. 6Sony a7 IV, In-body image stabilization: CIPA rating measured with the 50mm F1.4 ZA test lens attached.
  7. 7Sony RX100 VII, In-body image stabilization: Sony rates the optical (lens-shift) SteadyShot at 4.0 stops at the 200 mm telephoto end, not a body-only CIPA figure.
  8. 8Sony RX100 VII, Aspect ratios: 4:3, 16:9 and 1:1 sizes are in-camera crop modes over the native 3:2 sensor area.
  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. 10Sony RX100 VII, Continuous shooting (mechanical): The 'Hi' burst setting is electronic-shutter only; 10 fps ('Mid') is the fastest mechanical-shutter continuous rate.
  11. 11Sony RX100 VII, Continuous shooting (electronic): Blackout-free 20 fps continuous includes AF/AE tracking; the separate 'Single Burst' mode takes 7 shots at up to 90 fps.
  12. 12Sony a1 II, Pre-burst capture duration: Pre-capture buffers between 0.03 s and 1 s of frames before full shutter press.
  13. 13Nikon Z9, Pre-burst capture duration: Pre-Release Capture is only available in the C30 and C120 high-speed frame capture modes.
  14. 14Sony RX100 VII, AF subject detection: Maker names only human and animal recognition (Eye AF / Real-time Tracking); no bird or vehicle categories are listed.
  15. 15Sony a1 II, 4K max frame rate: 4K 100p/120p recording uses a 1.1x crop.
  16. 16Sony a7 IV, 4K max frame rate: 4K 60p is only available in Super35mm crop; full-frame 4K tops out at 30p.
  17. 17Sony RX100 VII, Video codecs: Both XAVC S and AVCHD recording use MPEG-4 AVC/H.264; there is no HEVC/H.265 option.
  18. 18Sony a1 II, 4K max frame rate (full width): Full-width 4K tops out at 59.94p; 4K 100/120p requires a 1.1x crop.
  19. 19Sony a7 IV, 4K max frame rate (full width): 4K 60p requires the Super35mm crop; full-width 4K is limited to 30p.
  20. 20Sony a1 II, Raw video recording: 16-bit RAW video can only be output over HDMI to an external recorder; no internal RAW recording.
  21. 21Sony a7 IV, Raw video recording: No internal or external raw recording; HDMI output tops out at 10-bit 4:2:2.
  22. 22Sony RX100 VII, Raw video recording: Sony's movie-format list contains only XAVC S (H.264) and AVCHD; no raw video output is offered.
  23. 23Sony RX100 VII, Log profile support: S-Log2, S-Log3 and HLG log gammas are selectable via Picture Profile presets PP1–PP10.
  24. 24Sony a7 IV, Video dynamic range (log): Sony's claim for S-Log3 per internal tests; stated as 15+ stops.
  25. 25Sony a7 IV, Screen size: Sony rates the panel at 2.95in (3.0-type); most sources round to 3in.
  26. 26Sony RX100 VII, Screen articulation: Screen tilts up about 180° for selfies and down about 90°; it does not swing outward like a fully articulated display.
  27. 27Sony a7 IV, Rear screen resolution: 1,036,800 dots; Sony's retail pages round this to 1.03 megadots.
  28. 28Sony a1 II, Battery life: CIPA rating is 520 shots per charge on the rear LCD; 420 shots with the viewfinder.
  29. 29Sony a7 IV, Battery life: 580 shots per charge with the rear LCD; 520 with the EVF.
  30. 30Sony RX100 VII, Battery life: 260 shots assume default monitor settings; Sony also lists 310 shots when 'Auto Monitor Off' is set to 2 s.
  31. 31Sony a1 II, Weather sealing: Sony specifies dust- and moisture-resistant sealing; no formal IP rating is published.
  32. 32Sony a7 IV, Weather sealing: Dust and moisture resistant but not IP-rated; Sony does not guarantee 100% sealing.
  33. 33Sony a1 II, Depth: Sony also lists 72.8 mm depth measured from grip to monitor, excluding the grip protrusion.
  34. 34Sony a7 IV, Depth: Sony lists 79.8mm total depth; 69.7mm is measured from front grip to rear monitor.
  35. 35Sony a7 IV, USB charging & power delivery: Charging and USB power delivery work only through the USB Type-C port.
  36. 36Sony RX100 VII, USB charging & power delivery: In-body USB charging and power supply work over the Multi/Micro-USB (USB 2.0) terminal — not USB-C.

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