Panasonic
Lumix S1
Original L-mount full-frame hybrid that launched the S series.
$2,499
Released Feb 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 7.3 years newer.
Wins
Lumix S1
Wins
Alpha 7R VI
3 categories tied
TL;DR — Key differences
- BAlpha 7R VI has higher AF points / zones (759 vs 225)
- BAlpha 7R VI has higher Burst (electronic) (30 fps vs 9 fps)
- BAlpha 7R VI has higher Max video bit rate (600 Mbps vs 200 Mbps)
- BAlpha 7R VI has higher Resolution (66.8 MP vs 24.2 MP)
- BAlpha 7R VI has higher 4K max frame rate (120 fps vs 60 fps)
Key specs at a glance
Size and weight, to scale
Lumix S1
149 × 110 × 97 mm
1021 g (2.25 lb / 36.01 oz)
Alpha 7R VI
133 × 97 × 83 mm
713 g (1.57 lb / 25.15 oz)
Lumix S1 is 16mm wider, 13mm taller, and 14mm thicker than Alpha 7R VI.
Lumix S1 is 308 g heavier than Alpha 7R VI.
Depth (front-to-back): 97mm Lumix S1 · 83mm Alpha 7R VI
Back view, to scale
Width × Height — same proportions as the front of the body.
Lumix S1
149 × 110 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 S1
149 × 97 mm
Alpha 7R VI
133 × 83 mm
Sensor size, to scale
Lumix S1
35.6 × 23.8 mm · Full Frame
847 mm² area
Alpha 7R VI
35.9 × 24 mm · Full Frame
862 mm² area
Lens ecosystem
Native lens selection
Lumix S1: mount data unavailable
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 S1
Dimensions (W×H×D mm)
Adds 148.9, 110, 96.7
Card types
Adds CFexpress Type B, XQD, SD UHS-II
Codecs
Adds MOV, MP4, AVCHD
Internal RAW video
Only Lumix S1 supports it
Weather sealing
Only Lumix S1 supports it
ISO max (native)
51,200 vs 32,000 — higher is better
Subject recognition
Adds Face
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
AF points / zones
759 vs 225 — higher is better
Burst (electronic)
30 fps vs 9 fps — higher is better
Max video bit rate
600 Mbps vs 200 Mbps — higher is better
Resolution
66.8 MP vs 24.2 MP — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I
Subject recognition
Adds Bird, Insect, Vehicle
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.
Lumix S1
Pros
- ✓Rugged build
- ✓Dual slots
- ✓Strong video
Cons
- –Older AF
- –Heavy
- –Superseded by S5 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 wildlife, Lumix S1 or Alpha 7R VI?
Alpha 7R VI scores 6.5/10 versus 4.0/10 for Lumix S1 — 30fps burst captures fleeting moments.
What's the resolution difference between the Lumix S1 and Alpha 7R VI?
Lumix S1 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 Lumix S1 and Alpha 7R VI have in-body image stabilization?
Lumix S1 has 6-stop in-body image stabilization, while alpha 7R VI has in-body image stabilization.
Which shoots faster bursts — the Lumix S1 or the Alpha 7R VI?
Lumix S1 reaches 9 fps electronic. Alpha 7R VI reaches 30 fps electronic.
What's the weight difference between the Lumix S1 and Alpha 7R VI?
Lumix S1 weighs 1021 g and Alpha 7R VI weighs 713 g, so the Alpha 7R VI is 308 g lighter.
Do the Lumix S1 and Alpha 7R VI record 4K video?
Lumix S1: 6K (max), 4K up to 60p. Alpha 7R VI: 8K (max), 4K up to 120p.
Are the Lumix S1 and Alpha 7R VI weather sealed?
Lumix S1: Yes. Alpha 7R VI: No.
Which has better battery life?
Rated battery life is 400 shots (CIPA) for the Lumix S1 and 600 shots for the Alpha 7R VI, giving the Alpha 7R VI the edge.
How much does each cost?
Lumix S1 launched at $2,499 and Alpha 7R VI at $4,499. The Lumix S1 is $2,000 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Panasonic and Sony press materials.