Panasonic
Lumix G9
Original G9 stills flagship with 20MP MFT sensor, 60fps electronic burst, and excellent IBIS.
$1,699
Released Nov 2017
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 8.6 years newer.
Wins
Lumix G9
Wins
Alpha 7R VI
1 categories tied
TL;DR — Key differences
- BAlpha 7R VI has higher Max video bit rate (600 Mbps vs 150 Mbps)
- BAlpha 7R VI has higher AF points / zones (759 vs 225)
- BAlpha 7R VI has higher Resolution (66.8 MP vs 20.3 MP)
- BAlpha 7R VI has higher EVF resolution (9,437,184 vs 3,680,000)
- BAlpha 7R VI has higher RAW buffer depth (150 frames vs 60 frames)
Key specs at a glance
Size and weight, to scale
Lumix G9
137 × 97 × 92 mm
658 g (1.45 lb / 23.21 oz)
Alpha 7R VI
133 × 97 × 83 mm
713 g (1.57 lb / 25.15 oz)
Lumix G9 is 4mm wider and 9mm thicker than Alpha 7R VI.
Lumix G9 is 55 g lighter than Alpha 7R VI.
Depth (front-to-back): 92mm Lumix G9 · 83mm Alpha 7R VI
Back view, to scale
Width × Height — same proportions as the front of the body.
Lumix G9
137 × 97 mm
Alpha 7R VI
133 × 97 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
Lumix G9
137 × 92 mm
Alpha 7R VI
133 × 83 mm
Sensor size, to scale
Lumix G9
17.3 × 13 mm · Micro Four Thirds
225 mm² area
Alpha 7R VI
35.9 × 24 mm · Full Frame
862 mm² area
3.8× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
Lumix G9
Micro Four Thirds
130+
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
Lumix G9
Dimensions (W×H×D mm)
Adds 136.9, 97.3, 91.6
Card types
Adds SD UHS-II, SD UHS-II
Codecs
Adds MP4, AVCHD
Burst (electronic)
60 fps vs 30 fps — higher is better
Pre-Capture / Pre-Release
Only Lumix G9 supports it
Weather sealing
Only Lumix G9 supports it
Subject recognition
Adds Face
Weight
658 g vs 713 g — lower is better
Reasons to choose
Alpha 7R VI
AF low-light limit
-6 EV vs -4 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
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
Max video bit rate
600 Mbps vs 150 Mbps — higher is better
AF points / zones
759 vs 225 — higher is better
Resolution
66.8 MP vs 20.3 MP — higher is better
EVF resolution
9,437,184 vs 3,680,000 — higher is better
Both cameras share
- ✓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
- ✓Wi-Fi — Both support wi-fi
Pros & cons at a glance
Editorially curated highlights and trade-offs.
Lumix G9
Pros
- ✓60fps electronic burst
- ✓Strong IBIS
- ✓Weather sealed
- ✓Large EVF
Cons
- –Older contrast AF
- –MFT sensor
- –Superseded by G9 II
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 landscape, Lumix G9 or Alpha 7R VI?
Alpha 7R VI scores 7.5/10 versus 3.5/10 for Lumix G9 — 66.8MP — massive detail for large prints.
What's the resolution difference between the Lumix G9 and Alpha 7R VI?
Lumix G9 is 20.3 MP and Alpha 7R VI is 66.8 MP, so the Alpha 7R VI captures more detail for cropping and large prints.
Do the Lumix G9 and Alpha 7R VI have in-body image stabilization?
Lumix G9 has 6.5-stop in-body image stabilization, while alpha 7R VI has in-body image stabilization.
Which shoots faster bursts — the Lumix G9 or the Alpha 7R VI?
Lumix G9 reaches 60 fps electronic. Alpha 7R VI reaches 30 fps electronic.
What's the weight difference between the Lumix G9 and Alpha 7R VI?
Lumix G9 weighs 658 g and Alpha 7R VI weighs 713 g, so the Lumix G9 is 55 g lighter.
Do the Lumix G9 and Alpha 7R VI record 4K video?
Lumix G9: 4K up to 60p. Alpha 7R VI: 8K (max), 4K up to 120p.
Are the Lumix G9 and Alpha 7R VI weather sealed?
Lumix G9: Yes. Alpha 7R VI: No.
Which has better battery life?
Rated battery life is 400 shots (CIPA) for the Lumix G9 and 600 shots for the Alpha 7R VI, giving the Alpha 7R VI the edge.
How much does each cost?
Lumix G9 launched at $1,699 and Alpha 7R VI at $4,499. The Lumix G9 is $2,800 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Panasonic and Sony press materials.