Fujifilm
GFX 50S
First-generation GFX medium format body with 51.4MP files and modular pro ergonomics.
$6,499
Released Sep 2016
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 9.7 years newer.
Wins
GFX 50S
Wins
Alpha 7R VI
2 categories tied
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TL;DR — Key differences
- BAlpha 7R VI has higher Max video bit rate (600 Mbps vs 36 Mbps)
- BAlpha 7R VI has higher RAW buffer depth (150 frames vs 13 frames)
- BAlpha 7R VI has higher Burst (electronic) (30 fps vs 3 fps)
- BAlpha 7R VI has higher AF points / zones (759 vs 117)
- BAlpha 7R VI has higher EVF resolution (9,437,184 vs 3,690,000)
Key specs at a glance
Size and weight, to scale
GFX 50S
148 × 94 × 91 mm
920 g (2.03 lb / 32.45 oz)
Alpha 7R VI
133 × 97 × 83 mm
713 g (1.57 lb / 25.15 oz)
GFX 50S is 3mm shorter than Alpha 7R VI but it is also 15mm wider and 9mm thicker.
GFX 50S is 207 g heavier than Alpha 7R VI.
Depth (front-to-back): 91mm GFX 50S · 83mm Alpha 7R VI
Back view, to scale
Width × Height — same proportions as the front of the body.
GFX 50S
148 × 94 mm
Alpha 7R VI
133 × 97 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
GFX 50S
148 × 91 mm
Alpha 7R VI
133 × 83 mm
Sensor size, to scale
GFX 50S
43.8 × 32.9 mm · Medium Format
1441 mm² area
Alpha 7R VI
35.9 × 24 mm · Full Frame
862 mm² area
1.7× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
GFX 50S: 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
GFX 50S
Dimensions (W×H×D mm)
Adds 147.5, 94.2, 91.4
Card types
Adds SD UHS-II
Weather sealing
Only GFX 50S supports it
Reasons to choose
Alpha 7R VI
Subject recognition
Adds Human, Animal, Bird…
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 36 Mbps — higher is better
RAW buffer depth
150 frames vs 13 frames — higher is better
Burst (electronic)
30 fps vs 3 fps — higher is better
AF points / zones
759 vs 117 — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
Both cameras share
- ✓ISO min (native) — Both 100
- ✓Card slots — Both 2
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
- ✓Bluetooth — Both support bluetooth
- ✓Microphone jack (3.5mm) — Both support microphone jack (3.5mm)
Pros & cons at a glance
Editorially curated highlights and trade-offs.
GFX 50S
Pros
- ✓51MP medium format
- ✓Modular EVF system
- ✓Excellent image quality
Cons
- –Slow contrast AF
- –Large body
- –No IBIS
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
Decided which one is right for you?
Compare live prices for the GFX 50S and Alpha 7R VI at major authorized retailers.
Fujifilm GFX 50S
Sony Alpha 7R VI
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for video, GFX 50S or Alpha 7R VI?
Alpha 7R VI scores 8.0/10 versus 2.0/10 for GFX 50S — 8K recording for future-proof footage.
What's the resolution difference between the GFX 50S and Alpha 7R VI?
GFX 50S is 51.4 MP and Alpha 7R VI is 66.8 MP, so the Alpha 7R VI captures more detail for cropping and large prints.
Do the GFX 50S and Alpha 7R VI have in-body image stabilization?
GFX 50S does not have IBIS, while alpha 7R VI has in-body image stabilization.
Which shoots faster bursts — the GFX 50S or the Alpha 7R VI?
GFX 50S reaches 3 fps electronic. Alpha 7R VI reaches 30 fps electronic.
What's the weight difference between the GFX 50S and Alpha 7R VI?
GFX 50S weighs 920 g and Alpha 7R VI weighs 713 g, so the Alpha 7R VI is 207 g lighter.
Do the GFX 50S and Alpha 7R VI record 4K video?
GFX 50S: Full HD. Alpha 7R VI: 8K (max), 4K up to 120p.
Are the GFX 50S and Alpha 7R VI weather sealed?
GFX 50S: Yes. Alpha 7R VI: No.
Which has better battery life?
Rated battery life is 400 shots (CIPA) for the GFX 50S and 600 shots for the Alpha 7R VI, giving the Alpha 7R VI the edge.
How much does each cost?
GFX 50S launched at $6,499 and Alpha 7R VI at $4,499. The Alpha 7R VI is $2,000 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Fujifilm and Sony press materials.