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Sony a1 IIvsCanon EOS R8: Which to Buy?

Both are full-frame mirrorless cameras with the same mounts their makers have used for years, and both shoot 10-bit log video. The split is scale: the Sony a1 II is a 50 MP flagship with in-body stabilization and 8K, while the Canon EOS R8 is a light 24 MP body built for reach and speed on a budget.

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Intro

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Best for

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Biggest differences

  • Viewfinder resolution

    Sony a1 II leads

    4×

    higher is better

    • Sony a1 II9.44 M dots
    • Canon EOS R82.36 M dots

  • Effective pixels

    Sony a1 II leads

    2.07×

    higher is better

    • Sony a1 II50.1 MP
    • Canon EOS R824.2 MP

  • Memory card slots

    Sony a1 II leads

    2×

    higher is better

    • Sony a1 II2 slots
    • Canon EOS R81 slots

  • Native ISO maximum

    Canon EOS R8 leads

    3.2×

    higher is better

    • Sony a1 II32,000 ISO
    • Canon EOS R8102,400 ISO

Features not all of them have

High resolution pixel-shift mode

  • Sony a1 II✓
  • Canon EOS R8✕

Where each one wins

  • Sony a1 II

    • High resolution pixel-shift mode
    • Effective pixels
    • In-body image stabilization
    • Continuous shooting (mechanical)
    • Max mechanical shutter speed
    • Pre-burst capture duration
    • Max video resolution
    • 4K max frame rate
    • Raw video recording
    • Viewfinder resolution
    • Viewfinder magnification
    • Screen size
    • Screen articulation
    • Rear screen resolution
    • Battery life
    • Memory card slots
    • HDMI port type

  • Canon EOS R8

    • Native ISO maximum
    • Continuous shooting (electronic)
    • 4K max frame rate (full width)
    • Weight
    • Width
    • Height
    • Depth

What both have

  • Sensor formatFull-frame
  • Video codecsH.264, HEVC
  • Video bit depth10 bit
  • Log profile support✓
  • Weather sealingDust and drip resistant
  • USB charging & power delivery✓
  • Minimum operating temperature0 °C
  • Headphone port✓

Every spec

Red marks the better value in each row.

SpecSony a1 IICanon EOS R8
Overview

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Overview specs

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Release date2024-121Not published
Launch price6,499.99 USDNot published
Lens mountSony ECanon RF
High resolution pixel-shift modeYes2No
Sensor & Image

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Sensor & Image specs

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Effective pixels50.1 MP24.2 MP
Sensor formatFull-frameFull-frame
Native ISO maximum32,000 ISO102,400 ISO
In-body image stabilization8.5 stops30 stops
Sensor readout speedNot publishedNot published
Sensor type—CMOS
Aspect ratios3:23:2, 4:3, 1:1, 16:9
Lens & Autofocus

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Lens & Autofocus specs

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Continuous shooting (mechanical)10 fps6 fps
Continuous shooting (electronic)30 fps40 fps
Max mechanical shutter speed8,000 1/s4,000 1/s
Pre-burst capture duration1 s40.5 s
AF subject detectionHuman, animal, bird, insect, car, train, airplaneHuman, animal, bird, car, train, airplane, motorcycle
Video

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Video specs

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Max video resolution8K4K
4K max frame rate119.88 fps560 fps
Video codecsH.264, HEVCH.264, HEVC
4K max frame rate (full width)59.94 fps660 fps
Raw video recordingExternal7None
Video bit depth10 bit10 bit
Log profile supportYesYes
Video dynamic range (log)Not publishedNot published
Viewfinder & Screen

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Viewfinder & Screen specs

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Viewfinder resolution9.44 M dots2.36 M dots
Viewfinder magnification0.9 x0.7 x
Screen size3.2 in3 in
Screen articulationMulti-angleFully articulated
Rear screen resolution2.1 M dots1.62 M dots
Handling & Power

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Handling & Power specs

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Battery life520 shots8370 shots
Memory card slots2 slots1 slots
Weather sealingDust and drip resistant9Dust and drip resistant
Weight743 g461 g
Width136.1 mm132.5 mm
Height96.9 mm86.1 mm
Depth82.9 mm1070 mm
USB charging & power deliveryYesYes
Minimum operating temperature0 °C0 °C
Headphone portYesYes
HDMI port typeFull-sizeMicro
Notes on 10 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 a1 II, In-body image stabilization: 8.5 stops is the CIPA centre rating; 7.0 stops at the periphery.
  4. 4Sony a1 II, Pre-burst capture duration: Pre-capture buffers between 0.03 s and 1 s of frames before full shutter press.
  5. 5Sony a1 II, 4K max frame rate: 4K 100p/120p recording uses a 1.1x crop.
  6. 6Sony a1 II, 4K max frame rate (full width): Full-width 4K tops out at 59.94p; 4K 100/120p requires a 1.1x crop.
  7. 7Sony a1 II, Raw video recording: 16-bit RAW video can only be output over HDMI to an external recorder; no internal RAW recording.
  8. 8Sony a1 II, Battery life: CIPA rating is 520 shots per charge on the rear LCD; 420 shots with the viewfinder.
  9. 9Sony a1 II, Weather sealing: Sony specifies dust- and moisture-resistant sealing; no formal IP rating is published.
  10. 10Sony a1 II, Depth: Sony also lists 72.8 mm depth measured from grip to monitor, excluding the grip protrusion.

Resolution and detail

The Sony a1 II resolves 50.1 MP against the Canon EOS R8's 24.2 MP, so the Sony holds roughly twice the pixel count. That pays off when a shot has to be cropped hard or printed large; the file stays usable instead of falling apart.

The Sony also adds a pixel-shift mode that merges 4- or 16-shot composites in Sony's Imaging Edge Desktop software on a PC. The R8 has no equivalent, so very large stills are a Sony-only option here.

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Resolution and detail

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Handling, stabilization and battery

The Sony carries in-body stabilization rated at 8.5 stops for the frame center, and the R8 has none at all. Handheld shooting in dim light or at long focal lengths is far easier on the Sony without a tripod.

But the Canon is the travel camera: 461 g against 743 g, and smaller on every dimension. Battery life goes the other way, with the Sony rated at 520 shots per charge versus 370 for the R8, so the lighter body means more spare cells in the bag.

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Handling, stabilization and battery

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Speed and autofocus

Burst rates depend on shutter. The Sony does 10 fps mechanically versus 6 fps for the R8, but the R8 jumps to 40 fps electronically, ahead of the Sony's 30 fps. Only the Sony, though, gives you a 1/8,000 s mechanical top shutter, useful for fast primes wide open in daylight.

The Sony also buffers a full second of pre-capture frames, double the R8's half second, so timing a jump or a strike is easier. The R8 detects motorcycles in addition to the Sony's seven subject types.

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Speed and autofocus

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Video

The Sony shoots 8K and reaches 119.88 fps in 4K, though that high frame rate needs a 1.1x crop; full-width 4K caps at 59.94p. The R8 tops out at 4K 60p, but it does so at full sensor width.

The Sony can output 16-bit RAW over HDMI to an external recorder, which the R8 cannot do at all internally or externally. Both record 10-bit with log profiles.

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Video

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Viewfinder, screen and ports

The Sony's electronic viewfinder is meaningfully better: 9.44 M dots at 0.9x magnification versus 2.36 M dots at 0.7x. Composing and manual focus are easier through the Sony, and its rear panel is larger and denser too.

The a1 II also carries a full-size HDMI port and two card slots, while the R8 has micro HDMI and one slot. A single slot means no in-camera backup while shooting; a micro HDMI means a dongle-prone cable run for external recorders.

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Viewfinder, screen and ports

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The Verdict

Buy the Sony a1 II if you need high resolution, in-body stabilization and 8K, and the $6,499.99 price is within budget. Buy the Canon EOS R8 if you want a light full-frame body that bursts at 40 fps for travel, family and casual video. Buy the Sony if two card slots or a full-size HDMI port matter to your work. Buy the Canon if you would rather put the difference into glass.

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Verdict

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Where to buy

  • Sony a1 II

    Best for Professionals and serious enthusiasts who need resolution, stabilization and 8K video

    View on eBay · $6,515.90

  • Canon EOS R8

    Best for Travelers and hobbyists who want a light, affordable full-frame body with fast burst

    View on eBay · $1,249.99

FAQ

Does the Canon EOS R8 have in-body image stabilization?

No. It has 0 stops of in-body stabilization, so handheld stability depends on the lens. The Sony a1 II offers 8.5 stops at the frame center.

Can the Canon EOS R8 shoot 8K video?

No. Its maximum video resolution is 4K, whereas the Sony a1 II shoots 8K. The R8 does record 4K at up to 60 fps.

Which camera has better battery life?

The Sony a1 II, rated at 520 shots per charge on the rear LCD. The Canon EOS R8 is rated at 370 shots.

How much does the Sony a1 II cost?

Its launch price was $6,499.99. No launch price is published for the Canon EOS R8.

Do both cameras use the same lenses?

No. The Sony a1 II uses the Sony E mount and the Canon EOS R8 uses the Canon RF mount, so lenses are not interchangeable between them.

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FAQ

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