Canon
EOS Ra
Astrophotography full-frame RF body with Ha-filter enhancement for nebula and deep-sky imaging.
$2,499
Launch priceReleased Nov 2019
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
Alpha 7R VI is 6.6 years newer.
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Wins
EOS Ra
Wins
Alpha 7R VI
2 categories tied
Which would you choose?
TL;DR — Key differences
- BAlpha 7R VI has higher Max video bit rate (600 Mbps vs 150 Mbps)
- BAlpha 7R VI has higher EVF resolution (9,437,184 vs 2,360,000)
- BAlpha 7R VI has higher RAW buffer depth (150 frames vs 60 frames)
- BAlpha 7R VI has higher Resolution (66.8 MP vs 30.3 MP)
- BAlpha 7R VI has higher Burst (electronic) (30 fps vs 15 fps)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to shareEOS Ra
136 × 98 × 84 mm
660 g (1.46 lb / 23.28 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 Ra is 3mm wider, 1mm taller, and 2mm thicker than Alpha 7R VI.
EOS Ra is 53 g lighter than Alpha 7R VI.
Depth (front-to-back): 84mm EOS Ra · 83mm Alpha 7R VI
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS Ra
136 × 98 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 Ra
136 × 84 mm
Credit card
85.6 × 54 mm
Alpha 7R VI
133 × 83 mm
Sensor size, to scale
EOS Ra
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 Ra
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 Ra
Dimensions (W×H×D mm)
Adds 135.8, 98.3, 84.4
Card types
Adds SD UHS-II
AA filter
Only EOS Ra supports it
AF low-light limit
-6.5 EV vs -6 EV — lower is better
Pre-Capture / Pre-Release
Only EOS Ra supports it
Weather sealing
Only EOS Ra supports it
AF points / zones
1053 vs 759 — higher is better
Weight
660 g vs 713 g — lower is better
Reasons to choose
Alpha 7R VI
Dimensions (W×H×D mm)
Adds 132.7, 96.9, 82.9
Card types
Adds CFexpress Type A, SDXC UHS-II
Max video bit rate
600 Mbps vs 150 Mbps — higher is better
EVF resolution
9,437,184 vs 2,360,000 — higher is better
RAW buffer depth
150 frames vs 60 frames — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I
Resolution
66.8 MP vs 30.3 MP — higher is better
Burst (electronic)
30 fps vs 15 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)
- ✓Card slots — Both 2
- ✓Touchscreen — Both support touchscreen
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS Ra
Pros
- ✓Ha-filter enhanced
- ✓30MP full-frame
- ✓RF mount
- ✓Built for astro
Cons
- –Niche use case
- –Not ideal for general photography
- –Discontinued
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 Ra and Alpha 7R VI at major authorized retailers.
Canon EOS Ra
Sony Alpha 7R VI
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for travel, EOS Ra or Alpha 7R VI?
EOS Ra scores 7.5/10 versus 5.0/10 for Alpha 7R VI — 660g — manageable for travel.
What's the resolution difference between the EOS Ra and Alpha 7R VI?
EOS Ra is 30.3 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 Ra and Alpha 7R VI have in-body image stabilization?
EOS Ra has 6-stop in-body image stabilization, while Alpha 7R VI has in-body image stabilization.
Which shoots faster bursts — the EOS Ra or the Alpha 7R VI?
EOS Ra reaches 15 fps electronic. Alpha 7R VI reaches 30 fps electronic.
What's the weight difference between the EOS Ra and Alpha 7R VI?
EOS Ra weighs 660 g and Alpha 7R VI weighs 713 g, so the EOS Ra is 53 g lighter.
Do the EOS Ra and Alpha 7R VI record 4K video?
EOS Ra: 4K up to 60p. Alpha 7R VI: 8K (max), 4K up to 120p.
Are the EOS Ra and Alpha 7R VI weather sealed?
EOS Ra: Yes. Alpha 7R VI: No.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the EOS Ra and 600 shots for the Alpha 7R VI, giving the EOS Ra the edge.
How much does each cost?
EOS Ra launched at $2,499 and Alpha 7R VI at $4,499. The EOS Ra is $2,000 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way EOS Ra vs Alpha 7R VI vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of Canon and Sony press materials.