Canon
EOS R8 Mark II
Compact 24.2MP full-frame RF body with 5-axis IBIS (up to 7.5-stop Coordinated Control IS), Dual Pixel CMOS AF II, 40fps electronic bursts, and 6K-oversampled 4K 60p.
$1,899
Launch priceReleased Sep 2026
Sony
Alpha 7R VI
66.8MP stacked full-frame high-resolution body with 30fps bursts, 8K 30p, 4K 120p, and Sony's AI processing unit.
$4,499
Launch priceReleased Jun 2026
EOS R8 Mark II is 3 months newer.
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Wins
EOS R8 Mark II
Wins
Alpha 7R VI
1 categories tied
Which would you choose?
TL;DR — Key differences
- BAlpha 7R VI has higher EVF resolution (9,437,184 vs 2,360,000)
- BAlpha 7R VI has higher Resolution (66.8 MP vs 24.2 MP)
- BAlpha 7R VI has higher Max video bit rate (600 Mbps vs 250 Mbps)
- BAlpha 7R VI has higher RAW buffer depth (150 frames vs 73 frames)
- BAlpha 7R VI has higher 4K max frame rate (120 fps vs 59.94 fps)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
EOS R8 Mark II
131 × 90 × 80 mm
499 g (1.10 lb / 17.60 oz)
Credit card
85.6 × 54 mm
for scale
Alpha 7R VI
133 × 97 × 83 mm
713 g (1.57 lb / 25.15 oz)
EOS R8 Mark II is 1mm narrower, 7mm shorter, and 3mm thinner than Alpha 7R VI.
EOS R8 Mark II is 214 g lighter than Alpha 7R VI.
Depth (front-to-back): 80mm EOS R8 Mark II · 83mm Alpha 7R VI
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS R8 Mark II
131 × 90 mm
Credit card
85.6 × 54 mm
Alpha 7R VI
133 × 97 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
EOS R8 Mark II
131 × 80 mm
Credit card
85.6 × 54 mm
Alpha 7R VI
133 × 83 mm
Sensor size, to scale
EOS R8 Mark II
36 × 24 mm · Full Frame
864 mm² area
Alpha 7R VI
35.9 × 24 mm · Full Frame
862 mm² area
Lens ecosystem
Native lens selection
EOS R8 Mark II
Canon RF
105+
native lenses available
Alpha 7R VI
✓ more lensesSony E
350+
native lenses available
Counts include current first-party and major third-party native autofocus lenses.
Use-case scoring
Which one for what?
Algorithmic scores from verified specs · 10 = best in class
Why pick one over the other
Reasons to choose
EOS R8 Mark II
AF low-light limit
-7.5 EV vs -6 EV — lower is better
Codecs
Adds XF-HEVC S
Stabilization modes
Adds IBIS, Coordinated Control IS, Movie Digital IS…
Dimensions (W×H×D mm)
Adds 131.3, 89.9, 79.8
Card types
Adds SD, SDHC, SDXC
AA filter
Only EOS R8 Mark II supports it
Pre-Capture / Pre-Release
Only EOS R8 Mark II supports it
Weather sealing
Only EOS R8 Mark II supports it
Reasons to choose
Alpha 7R VI
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
Dimensions (W×H×D mm)
Adds 132.7, 96.9, 82.9
Card types
Adds CFexpress Type A, SDXC UHS-II
EVF resolution
9,437,184 vs 2,360,000 — higher is better
Resolution
66.8 MP vs 24.2 MP — higher is better
Max video bit rate
600 Mbps vs 250 Mbps — higher is better
RAW buffer depth
150 frames vs 73 frames — higher is better
4K max frame rate
120 fps vs 59.94 fps — higher is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓In-body stabilization (IBIS) — Both support in-body stabilization (ibis)
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS R8 Mark II
Pros
- ✓Lightest EOS full-frame body with IBIS (546g)
- ✓Up to 7.5-stop Coordinated Control IS
- ✓40fps electronic + 20-frame pre-capture
- ✓Uncropped 6K-oversampled 4K 60p / FHD 180p
- ✓Wi-Fi 6, USB 10 Gbps, headphone jack
Cons
- –Same 24.2MP sensor as original R8
- –Single SD UHS-II slot
- –LP-E17 battery (~340 LCD / 220 EVF shots)
- –No mechanical shutter
Alpha 7R VI
Pros
- ✓66.8MP stacked full-frame sensor
- ✓30fps blackout-free electronic burst
- ✓8K 30p and 4K 120p video
- ✓5-axis sensor-shift stabilization
- ✓9.44M-dot HDR OLED EVF
Cons
- –Very expensive
- –Large files demand fast cards and storage
- –8K workflow can be heavy
Decided which one is right for you?
Compare live prices for the EOS R8 Mark II and Alpha 7R VI at major authorized retailers.
Canon EOS R8 Mark II
Sony Alpha 7R VI
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for video, EOS R8 Mark II or Alpha 7R VI?
Alpha 7R VI scores 8.0/10 versus 3.5/10 for EOS R8 Mark II — 8K recording for future-proof footage.
What's the resolution difference between the EOS R8 Mark II and Alpha 7R VI?
EOS R8 Mark II is 24.2 MP and Alpha 7R VI is 66.8 MP, so the Alpha 7R VI captures more detail for cropping and large prints.
Do the EOS R8 Mark II and Alpha 7R VI have in-body image stabilization?
EOS R8 Mark II has 7.5-stop in-body image stabilization, while Alpha 7R VI has in-body image stabilization.
Which shoots faster bursts — the EOS R8 Mark II or the Alpha 7R VI?
EOS R8 Mark II reaches 40 fps electronic. Alpha 7R VI reaches 30 fps electronic.
What's the weight difference between the EOS R8 Mark II and Alpha 7R VI?
EOS R8 Mark II weighs 499 g and Alpha 7R VI weighs 713 g, so the EOS R8 Mark II is 214 g lighter.
Do the EOS R8 Mark II and Alpha 7R VI record 4K video?
EOS R8 Mark II: 4K up to 59.94p. Alpha 7R VI: 8K (max), 4K up to 120p.
Are the EOS R8 Mark II and Alpha 7R VI weather sealed?
EOS R8 Mark II: Yes. Alpha 7R VI: No.
Which has better battery life?
Rated battery life is 340 shots (CIPA) for the EOS R8 Mark II and 600 shots for the Alpha 7R VI, giving the Alpha 7R VI the edge.
How much does each cost?
EOS R8 Mark II launched at $1,899 and Alpha 7R VI at $4,499. The EOS R8 Mark II is $2,600 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way EOS R8 Mark II vs Alpha 7R VI vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed September 2026.
Product images courtesy of Canon and Sony press materials.