Canon
EOS R6 Mark II
Versatile 24.2MP full-frame hybrid with class-leading AF and 4K 60p video.
$2,499
Released Nov 2022
Sony
Alpha 7R VI
66.8MP fully-stacked full-frame high-resolution body with 30fps bursts, 8K 30p, 4K 120p, and Sony's new BIONZ XR2 engine.
$4,499
Released Jun 2026
Alpha 7R VI is 3.6 years newer.
Wins
EOS R6 Mark II
Wins
Alpha 7R VI
2 categories tied
TL;DR — Key differences
- AEOS R6 Mark II has higher ISO max (native) (102,400 vs 32,000)
- BAlpha 7R VI has higher Resolution (66.8 MP vs 24.2 MP)
- BAlpha 7R VI has higher EVF resolution (9,437,184 vs 3,690,000)
- BAlpha 7R VI has higher 4K max frame rate (120 fps vs 60 fps)
- BAlpha 7R VI has higher Max video bit rate (600 Mbps vs 340 Mbps)
Key specs at a glance
Size and weight, to scale
EOS R6 Mark II
138 × 98 × 88 mm
680 g (1.50 lb / 23.99 oz)
Alpha 7R VI
133 × 97 × 83 mm
713 g (1.57 lb / 25.15 oz)
EOS R6 Mark II is 6mm wider, 2mm taller, and 6mm thicker than Alpha 7R VI.
EOS R6 Mark II is 33 g lighter than Alpha 7R VI.
Depth (front-to-back): 88mm EOS R6 Mark II · 83mm Alpha 7R VI
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS R6 Mark II
138 × 98 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 R6 Mark II
138 × 88 mm
Alpha 7R VI
133 × 83 mm
Sensor size, to scale
EOS R6 Mark II
35.9 × 23.9 mm · Full Frame
858 mm² area
Alpha 7R VI
35.9 × 24 mm · Full Frame
862 mm² area
Lens ecosystem
Native lens selection
EOS R6 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 R6 Mark II
Subject recognition
Adds People, Dogs, Cats…
Dimensions (W×H×D mm)
Adds 138.4, 98.4, 88.4
Card types
Adds SD UHS-II, SD UHS-II
ISO max (native)
102,400 vs 32,000 — higher is better
AA filter
Only EOS R6 Mark II supports it
AF low-light limit
-6.5 EV vs -6 EV — lower is better
Pre-Capture / Pre-Release
Only EOS R6 Mark II supports it
Internal RAW video
Only EOS R6 Mark II supports it
Reasons to choose
Alpha 7R VI
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 132.7, 96.9, 82.9
Card types
Adds CFexpress Type A, SDXC UHS-II
Resolution
66.8 MP vs 24.2 MP — higher is better
EVF resolution
9,437,184 vs 3,690,000 — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I
4K max frame rate
120 fps vs 60 fps — higher is better
Max video bit rate
600 Mbps vs 340 Mbps — 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 — Both support in-body stabilization
- ✓Card slots — Both 2
- ✓Touchscreen — Both support touchscreen
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS R6 Mark II
Pros
- ✓Up to 40fps electronic burst
- ✓4K 60p oversampled from 6K
- ✓Dual Pixel CMOS AF II — superb subject tracking
- ✓8-stop IBIS
- ✓Fully articulating touchscreen
Cons
- –24.2MP may feel limiting for large prints
- –No CFexpress on base body
- –Short battery life vs. A7 IV
Alpha 7R VI
Pros
- ✓66.8MP fully-stacked Exmor RS sensor
- ✓30fps blackout-free electronic burst
- ✓8K 30p and 4K 120p video
- ✓8.5-stop in-body stabilization
- ✓9.44M-dot HDR OLED EVF
Cons
- –Very expensive
- –Large files demand fast cards and storage
- –8K workflow can be heavy
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, EOS R6 Mark II or Alpha 7R VI?
EOS R6 Mark II scores 8.5/10 versus 5.5/10 for Alpha 7R VI — 40fps burst — pro-level action capture.
What's the resolution difference between the EOS R6 Mark II and Alpha 7R VI?
EOS R6 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 R6 Mark II and Alpha 7R VI have in-body image stabilization?
EOS R6 Mark II has 8-stop in-body image stabilization, while alpha 7R VI has in-body image stabilization.
Which shoots faster bursts — the EOS R6 Mark II or the Alpha 7R VI?
EOS R6 Mark II reaches 40 fps electronic. Alpha 7R VI reaches 30 fps electronic.
What's the weight difference between the EOS R6 Mark II and Alpha 7R VI?
EOS R6 Mark II weighs 680 g and Alpha 7R VI weighs 713 g, so the EOS R6 Mark II is 33 g lighter.
Do the EOS R6 Mark II and Alpha 7R VI record 4K video?
EOS R6 Mark II: 4K up to 60p. Alpha 7R VI: 8K (max), 4K up to 120p.
Are the EOS R6 Mark II and Alpha 7R VI weather sealed?
EOS R6 Mark II: Yes. Alpha 7R VI: No.
Which has better battery life?
Rated battery life is 760 shots (CIPA) for the EOS R6 Mark II and 600 shots for the Alpha 7R VI, giving the EOS R6 Mark II the edge.
How much does each cost?
EOS R6 Mark II launched at $2,499 and Alpha 7R VI at $4,499. The EOS R6 Mark II is $2,000 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Canon and Sony press materials.