Canon
EOS 90D
High-res APS-C DSLR with 32.5MP, 10fps, and excellent Dual Pixel AF for wildlife.
$1,199
Released Aug 2019
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 6.8 years newer.
Wins
EOS 90D
Wins
Alpha 7R VI
2 categories tied
TL;DR — Key differences
- BAlpha 7R VI has higher AF points / zones (759 vs 45)
- BAlpha 7R VI has higher 4K max frame rate (120 fps vs 30 fps)
- 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 Burst (electronic) (30 fps vs 10 fps)
Key specs at a glance
Size and weight, to scale
EOS 90D
138 × 98 × 88 mm
520 g (1.15 lb / 18.34 oz)
Alpha 7R VI
133 × 97 × 83 mm
713 g (1.57 lb / 25.15 oz)
EOS 90D is 5mm wider, 1mm taller, and 5mm thicker than Alpha 7R VI.
EOS 90D is 193 g lighter than Alpha 7R VI.
Depth (front-to-back): 88mm EOS 90D · 83mm Alpha 7R VI
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS 90D
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 90D
138 × 88 mm
Alpha 7R VI
133 × 83 mm
Sensor size, to scale
EOS 90D
22.3 × 14.8 mm · APS-C
330 mm² area
Alpha 7R VI
35.9 × 24 mm · Full Frame
862 mm² area
2.6× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
EOS 90D
Canon EF
300+
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 90D
Dimensions (W×H×D mm)
Adds 138, 98, 88
Card types
Adds SD UHS-II
AA filter
Only EOS 90D supports it
Pre-Capture / Pre-Release
Only EOS 90D supports it
Weather sealing
Only EOS 90D supports it
Weight
520 g vs 713 g — lower is better
Battery life (CIPA)
640 shots vs 600 shots — higher is better
Reasons to choose
Alpha 7R VI
AF low-light limit
-6 EV vs -3 EV — lower is better
Dimensions (W×H×D mm)
Adds 132.7, 96.9, 82.9
Card types
Adds CFexpress Type A, SDXC UHS-II
AF points / zones
759 vs 45 — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
4K max frame rate
120 fps vs 30 fps — higher is better
Max video bit rate
600 Mbps vs 150 Mbps — higher is better
EVF resolution
9,437,184 vs 2,360,000 — higher is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓Eye AF — Both support eye af
- ✓In-body stabilization — Both support in-body stabilization
- ✓Card slots — Both 2
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS 90D
Pros
- ✓32.5MP APS-C
- ✓10fps burst
- ✓Optical viewfinder
- ✓Long battery life
Cons
- –DSLR declining
- –No IBIS
- –Crop sensor
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 travel, EOS 90D or Alpha 7R VI?
EOS 90D scores 8.5/10 versus 5.0/10 for Alpha 7R VI — 520g — compact and travel-friendly.
What's the resolution difference between the EOS 90D and Alpha 7R VI?
EOS 90D is 32.5 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 90D and Alpha 7R VI have in-body image stabilization?
EOS 90D has 6-stop in-body image stabilization, while alpha 7R VI has in-body image stabilization.
Which shoots faster bursts — the EOS 90D or the Alpha 7R VI?
EOS 90D reaches 10 fps electronic. Alpha 7R VI reaches 30 fps electronic.
What's the weight difference between the EOS 90D and Alpha 7R VI?
EOS 90D weighs 520 g and Alpha 7R VI weighs 713 g, so the EOS 90D is 193 g lighter.
Do the EOS 90D and Alpha 7R VI record 4K video?
EOS 90D: 4K up to 30p. Alpha 7R VI: 8K (max), 4K up to 120p.
Are the EOS 90D and Alpha 7R VI weather sealed?
EOS 90D: Yes. Alpha 7R VI: No.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the EOS 90D and 600 shots for the Alpha 7R VI, giving the EOS 90D the edge.
How much does each cost?
EOS 90D launched at $1,199 and Alpha 7R VI at $4,499. The EOS 90D is $3,300 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Canon and Sony press materials.