Compare · 4 of 4 products
Sony a1 IIvsCanon EOS R5 Mark IIvsCanon EOS R8vsNikon ZR
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- MOST WINS×
Sony12of 25 specs better - ×
Canon9of 25 specs better - ×
Canon5of 25 specs better - ×
Nikon8of 25 specs better
Biggest differences
Effective pixels
Sony a1 II leads
2.07×
higher is better
- Sony a1 II50.1 MP
- Canon EOS R5 Mark II45 MP
- Canon EOS R824.2 MP
- Nikon ZR24.5 MP
Continuous shooting (electronic)
Canon EOS R8 leads
2×
higher is better
- Sony a1 II30 fps
- Canon EOS R5 Mark II30 fps
- Canon EOS R840 fps
- Nikon ZR20 fps
Memory card slots
Sony a1 II & Canon EOS R5 Mark II & Nikon ZR tie for the lead
2×
higher is better
- Sony a1 II2 slots
- Canon EOS R5 Mark II2 slots
- Canon EOS R81 slots
- Nikon ZR2 slots
Native ISO maximum
Canon EOS R8 leads
3.2×
higher is better
- Sony a1 II32,000 ISO
- Canon EOS R5 Mark IINot published
- Canon EOS R8102,400 ISO
- Nikon ZR51,200 ISO
Features not all of them have
High resolution pixel-shift mode
- ✓
- ?
- ✕
- ✓
Where each one wins
Sony a1 II
- High resolution pixel-shift mode
- Effective pixels
- In-body image stabilization
- Max mechanical shutter speed
- Pre-burst capture duration
- Max video resolution
- 4K max frame rate
- Viewfinder resolution
- Viewfinder magnification
- Screen articulation
- Memory card slots
- HDMI port type
Canon EOS R5 Mark II
- In-body image stabilization
- Sensor type
- Continuous shooting (mechanical)
- Max mechanical shutter speed
- Max video resolution
- Raw video recording
- 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
Nikon ZR
- High resolution pixel-shift mode
- 4K max frame rate
- Raw video recording
- Screen size
- Rear screen resolution
- Memory card slots
- Height
- Depth
What all 4 have
- Sensor formatFull-frame
- 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.
Overview
Sensor & Image
Effective pixels
- 50.1 MP
- 45 MP
- 24.2 MP
- 24.5 MP
Sensor format
- Full-frame
- Full-frame
- Full-frame
- Full-frame
Native ISO maximum
- 32,000 ISO
- Not published
- 102,400 ISO
- 51,200 ISO
In-body image stabilization
- 8.5 stops3
- 8.5 stops
- 0 stops
- Not published
Sensor readout speed
- Not published
- Not published
- Not published
- Not published
Sensor type
- —
- Stacked CMOS
- CMOS
- CMOS
Aspect ratios
- 3:2
- 3:2, 4:3, 1:1, 16:9
- 3:2, 4:3, 1:1, 16:9
- 3:2, 4:3, 1:1, 16:9
Lens & Autofocus
Continuous shooting (mechanical)
- 10 fps
- 12 fps
- 6 fps
- Not published
Continuous shooting (electronic)
- 30 fps
- 30 fps
- 40 fps
- 20 fps
Max mechanical shutter speed
- 8,000 1/s
- 8,000 1/s
- 4,000 1/s
- Not published
AF subject detection
- Human, animal, bird, insect, car, train, airplane
- Human, animal, bird, car, train, airplane, motorcycle
- Human, animal, bird, car, train, airplane, motorcycle
- Human, animal, bird, car, train, airplane, motorcycle
Video
Max video resolution
- 8K
- 8K
- 4K
- 6K
4K max frame rate
- 119.88 fps6
- —
- 60 fps
- 119.88 fps
Video codecs
- H.264, HEVC
- HEVC, ProRes RAW, Cinema RAW Light, XF-AVC7
- H.264, HEVC
- HEVC, ProRes 422 HQ, ProRes RAW, N-RAW
4K max frame rate (full width)
- 59.94 fps8
- 59.94 fps
- 60 fps
- Not published
Raw video recording
- External9
- Internal
- None
- Internal
Video bit depth
- 10 bit
- 10 bit
- 10 bit
- 10 bit
Log profile support
- Yes
- Yes
- Yes
- Yes
Video dynamic range (log)
- Not published
- Not published
- Not published
- 15 stops
Viewfinder & Screen
Viewfinder resolution
- 9.44 M dots
- 5.76 M dots
- 2.36 M dots
- 0 M dots
Viewfinder magnification
- 0.9 x
- 0.76 x
- 0.7 x
- Not published
Screen size
- 3.2 in
- Not published
- 3 in
- 4 in
Screen articulation
- Multi-angle
- Fully articulated
- Fully articulated
- Fully articulated
Rear screen resolution
- 2.1 M dots
- 2.1 M dots
- 1.62 M dots
- 3.07 M dots
Handling & Power
Battery life
- 520 shots10
- 630 shots
- 370 shots
- Not published
Memory card slots
- 2 slots
- 2 slots
- 1 slots
- 2 slots
Weather sealing
- Dust and drip resistant11
- Dust and drip resistant
- Dust and drip resistant
- Dust and drip resistant
Weight
- 743 g
- 746 g
- 461 g
- 630 g
Width
- 136.1 mm
- 138.5 mm
- 132.5 mm
- 134 mm
Height
- 96.9 mm
- 101.2 mm
- 86.1 mm
- 80.5 mm
Depth
- 82.9 mm12
- 93.5 mm
- 70 mm
- 49 mm
USB charging & power delivery
- Yes
- Yes
- Yes
- Yes
Minimum operating temperature
- 0 °C
- 0 °C
- 0 °C
- 0 °C
Headphone port
- Yes
- Yes
- Yes
- Yes
HDMI port type
- Full-size
- Full-size
- Micro
- Micro
Notes on 12 values — test conditions and caveats
- 1Sony a1 II, Release date: Announced 19 November 2024; first retail availability was December 2024.
- 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.
- 3Sony a1 II, In-body image stabilization: 8.5 stops is the CIPA centre rating; 7.0 stops at the periphery.
- 4Sony a1 II, Pre-burst capture duration: Pre-capture buffers between 0.03 s and 1 s of frames before full shutter press.
- 5Canon EOS R5 Mark II, Pre-burst capture duration: Up to 15 shots can be buffered before you fully press the shutter, which is about half a second at 30 fps.
- 6Sony a1 II, 4K max frame rate: 4K 100p/120p recording uses a 1.1x crop.
- 7Canon EOS R5 Mark II, Video codecs: Internal codecs are XF-HEVC S, XF-AVC S and H.264 MP4; ProRes RAW is recorded via HDMI to an external recorder.
- 8Sony a1 II, 4K max frame rate (full width): Full-width 4K tops out at 59.94p; 4K 100/120p requires a 1.1x crop.
- 9Sony a1 II, Raw video recording: 16-bit RAW video can only be output over HDMI to an external recorder; no internal RAW recording.
- 10Sony a1 II, Battery life: CIPA rating is 520 shots per charge on the rear LCD; 420 shots with the viewfinder.
- 11Sony a1 II, Weather sealing: Sony specifies dust- and moisture-resistant sealing; no formal IP rating is published.
- 12Sony a1 II, Depth: Sony also lists 72.8 mm depth measured from grip to monitor, excluding the grip protrusion.
Where to buy
Sony a1 II
Canon EOS R5 Mark II
Canon EOS R8
Nikon ZR











