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 9 II
24MP sports body with 20fps and proven pro workflow.
$4,499
Released Oct 2019
EOS R6 Mark II is 3.1 years newer.
Wins
EOS R6 Mark II
Wins
Alpha 9 II
4 categories tied
TL;DR — Key differences
- AEOS R6 Mark II has higher Max video bit rate (340 Mbps vs 150 Mbps)
- AEOS R6 Mark II has higher ISO max (native) (102,400 vs 51,200)
- AEOS R6 Mark II has higher Burst (electronic) (40 fps vs 20 fps)
- AEOS R6 Mark II has higher 4K max frame rate (60 fps vs 30 fps)
- AEOS R6 Mark II has higher AF points / zones (1053 vs 693)
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 9 II
129 × 96 × 78 mm
678 g (1.49 lb / 23.92 oz)
EOS R6 Mark II is 10mm wider, 2mm taller, and 11mm thicker than Alpha 9 II.
EOS R6 Mark II is 2 g heavier than Alpha 9 II.
Depth (front-to-back): 88mm EOS R6 Mark II · 78mm Alpha 9 II
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS R6 Mark II
138 × 98 mm
Alpha 9 II
129 × 96 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 9 II
129 × 78 mm
Sensor size, to scale
EOS R6 Mark II
35.9 × 23.9 mm · Full Frame
858 mm² area
Alpha 9 II
35.6 × 23.8 mm · Full Frame
847 mm² area
Lens ecosystem
Native lens selection
EOS R6 Mark II
Canon RF
105+
native lenses available
Alpha 9 II
✓ 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
AF low-light limit
-6.5 EV vs -3 EV — lower is better
Subject recognition
Adds People, Dogs, Cats…
Dimensions (W×H×D mm)
Adds 138.4, 98.4, 88.4
Max video bit rate
340 Mbps vs 150 Mbps — higher is better
ISO max (native)
102,400 vs 51,200 — higher is better
Burst (electronic)
40 fps vs 20 fps — higher is better
Pre-Capture / Pre-Release
Only EOS R6 Mark II supports it
4K max frame rate
60 fps vs 30 fps — higher is better
Reasons to choose
Alpha 9 II
Subject recognition
Adds Human, Animal
Dimensions (W×H×D mm)
Adds 128.9, 96.4, 77.5
Codecs
Adds XAVC S, AVCHD
EVF magnification
0.78 × vs 0.76 × — higher is better
Weight
678 g vs 680 g — lower is better
Both cameras share
- ✓Resolution — Both 24.2 MP
- ✓AA filter — Both support aa filter
- ✓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
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 9 II
Pros
- ✓20fps silent burst
- ✓Sports AF
- ✓Dual slots
Cons
- –24MP resolution
- –Older than A9 III
- –No global shutter
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, EOS R6 Mark II or Alpha 9 II?
EOS R6 Mark II scores 8.5/10 versus 5.0/10 for Alpha 9 II — 40fps burst — pro-level action capture.
What's the resolution difference between the EOS R6 Mark II and Alpha 9 II?
Both cameras share the same 24.2 MP resolution.
Do the EOS R6 Mark II and Alpha 9 II have in-body image stabilization?
EOS R6 Mark II has 8-stop in-body image stabilization, while alpha 9 II has 5.5-stop in-body image stabilization.
Which shoots faster bursts — the EOS R6 Mark II or the Alpha 9 II?
EOS R6 Mark II reaches 40 fps electronic. Alpha 9 II reaches 20 fps electronic.
What's the weight difference between the EOS R6 Mark II and Alpha 9 II?
EOS R6 Mark II weighs 680 g and Alpha 9 II weighs 678 g, so the Alpha 9 II is 2 g lighter.
Do the EOS R6 Mark II and Alpha 9 II record 4K video?
EOS R6 Mark II: 4K up to 60p. Alpha 9 II: 4K up to 30p.
Are the EOS R6 Mark II and Alpha 9 II weather sealed?
EOS R6 Mark II: Yes. Alpha 9 II: Yes.
Which has better battery life?
Rated battery life is 760 shots (CIPA) for the EOS R6 Mark II and 690 shots for the Alpha 9 II, giving the EOS R6 Mark II the edge.
How much does each cost?
EOS R6 Mark II launched at $2,499 and Alpha 9 II 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.