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Alpha 7R VI

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

vs

Sony

FX6

Full-frame cinema camcorder with dual base ISO and pro broadcast features.

$5,999

Released Nov 2020

Alpha 7R VI is 5.5 years newer.

Wins

9categories

Alpha 7R VI

PortraitVideo & Hybrid

Wins

0categories

FX6

4 categories tied

TL;DR — Key differences

Alpha 7R VI wins 5 categories·FX6 wins 0 categories
  • AAlpha 7R VI has higher Burst (electronic) (30 fps vs 0 fps)
  • AAlpha 7R VI has lower ISO min (native) (100 vs 800)
  • AAlpha 7R VI has higher Resolution (66.8 MP vs 10.2 MP)
  • AAlpha 7R VI has higher ISO max (native) (32,000 vs 12,800)
  • AAlpha 7R VI has higher EVF resolution (9,437,184 vs 5,760,000)

Key specs at a glance

Alpha 7R VIFX6
Resolution66.8 MP10.2 MP
SensorFull FrameFull Frame
ISO max32,00012,800
Burst30 fps
4K120 fps120 fps
IBISYesNo
Weight713 g890 g
Battery600 shots520 shots

Size and weight, to scale

Alpha 7R VI front view

Alpha 7R VI

133 × 97 × 83 mm

713 g (1.57 lb / 25.15 oz)

FX6

114 × 116 × 153 mm

890 g (1.96 lb / 31.39 oz)

Alpha 7R VI is 19mm shorter and 70mm thinner than FX6 but it is also 19mm wider.

Alpha 7R VI is 177 g lighter than FX6.

Depth (front-to-back): 83mm Alpha 7R VI · 153mm FX6

Back view, to scale

Width × Height — same proportions as the front of the body.

Alpha 7R VI back view

Alpha 7R VI

133 × 97 mm

FX6

114 × 116 mm

Top view, to scale

Width × Depth (front-to-back) — see which body is chunkier on the table.

Alpha 7R VI top view

Alpha 7R VI

133 × 83 mm

FX6

114 × 153 mm

Sensor size, to scale

Alpha 7R VI

35.9 × 24 mm · Full Frame

862 mm² area

FX6

35.6 × 23.8 mm · Full Frame

847 mm² area

Lens ecosystem

Native lens selection

Alpha 7R VI

✓ more lenses

Sony E

350+

native lenses available

80 first-party270 third-party

FX6

✓ more lenses

Sony E

350+

native lenses available

80 first-party270 third-party

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

Use caseAlpha 7R VIFX6
Portrait
8.5Excellent✓ wins
5.5Fair
Sports & Action
5.5Fair✓ wins
3.0Limited
Video & Hybrid
8.0Excellent✓ wins
5.5Fair
Landscape
7.5Good✓ wins
4.5Fair
Travel
5.0Fair✓ wins
4.0Fair
Wildlife
6.5Good✓ wins
3.0Limited
Vlogging
5.5Fair✓ wins
4.0Fair

Why pick one over the other

Reasons to choose

Alpha 7R VI

  • Burst (electronic)

    30 fps vs 0 fps — higher is better

  • Dimensions (W×H×D mm)

    Adds 132.7, 96.9, 82.9

  • ISO min (native)

    100 vs 800 — lower is better

  • Resolution

    66.8 MP vs 10.2 MP — higher is better

  • Codecs

    Adds XAVC HS, XAVC S, XAVC S-I…

  • Subject recognition

    Adds Bird, Eye, Insect…

  • ISO max (native)

    32,000 vs 12,800 — higher is better

  • In-body stabilization

    Only Alpha 7R VI supports it

Reasons to choose

FX6

  • Dimensions (W×H×D mm)

    Adds 114, 116, 153

  • Codecs

    Adds XAVC-I, XAVC-L

  • AA filter

    Only FX6 supports it

  • Weather sealing

    Only FX6 supports it

  • Card types

    Adds SD UHS-II

Both cameras share

  • Eye AFBoth support eye af
  • Animal / bird AFBoth support animal / bird af
  • 4K max frame rateBoth 120 fps
  • Max video bit rateBoth 600 Mbps
  • Card slotsBoth 2
  • TouchscreenBoth support touchscreen

Pros & cons at a glance

Editorially curated highlights and trade-offs.

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

FX6

Pros

  • Dual base ISO
  • Pro cinema workflow
  • Internal XAVC
  • ND filters

Cons

  • Fixed lens mount needs adapters
  • Large for solo travel
  • Premium price

Full specifications

= category winner

Alpha 7R VI
FX6
Resolution
66.8 MP6.5× more
10.2 MP
Sensor type
Full-Frame Stacked CMOS
Full Frame Exmor R CMOS
Sensor size
35.9 × 24.0 mm
35.6 × 23.8 mm
AA filter
No
Yes
Alpha 7R VI
FX6
AF system
Contrast Detection / Phase Detection
Fast Hybrid AF (phase-detection / contrast-detection)
AF points / zones
759+21%
627
AF frame coverage
94 %
AF low-light limit
-6 EV
-6 EV
Eye AF
Yes
Yes
Animal / bird AF
Yes
Yes
Subject recognition
Human, Animal, Bird, Eye, Insect, Vehicle
Human, Animal
Alpha 7R VI
FX6
Burst (mechanical)
0 fps
Burst (electronic)
30 fps
0 fps
Pre-Capture / Pre-Release
No
RAW buffer depth
150 frames
Alpha 7R VI
FX6
Max resolution
8K
4K UHD / DCI 4K
4K max frame rate
120 fps
120 fps
Max video bit rate
600 Mbps
600 Mbps
Internal RAW video
No
No
Log profile
S-Cinetone / S-Log3
S-Log3 / S-Cinetone
Codecs
XAVC HS, XAVC S, XAVC S-I, H.265, H.264
XAVC-I, XAVC-L, H.264
Alpha 7R VI
FX6
Weight
713 g−177 g less
890 g
Dimensions (W×H×D mm)
132.7 × 96.9 × 82.9 mm
114 × 116 × 153 mm
Weather sealing
Yes

Frequently asked

Quick answers generated from verified specs.

Which is better for wildlife, Alpha 7R VI or FX6?

Alpha 7R VI scores 6.5/10 versus 3.0/10 for FX6 — 30fps burst captures fleeting moments.

What's the resolution difference between the Alpha 7R VI and FX6?

Alpha 7R VI is 66.8 MP and FX6 is 10.2 MP, so the Alpha 7R VI captures more detail for cropping and large prints.

Do the Alpha 7R VI and FX6 have in-body image stabilization?

Alpha 7R VI has in-body image stabilization, while fX6 does not have IBIS.

What's the weight difference between the Alpha 7R VI and FX6?

Alpha 7R VI weighs 713 g and FX6 weighs 890 g, so the Alpha 7R VI is 177 g lighter.

Do the Alpha 7R VI and FX6 record 4K video?

Alpha 7R VI: 8K (max), 4K up to 120p. FX6: 4K up to 120p.

Are the Alpha 7R VI and FX6 weather sealed?

Alpha 7R VI: No. FX6: Yes.

Which has better battery life?

Rated battery life is 600 shots (CIPA) for the Alpha 7R VI and 520 shots for the FX6, giving the Alpha 7R VI the edge.

How much does each cost?

Alpha 7R VI launched at $4,499 and FX6 at $5,999. The Alpha 7R VI is $1,500 less.

Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.

Product images courtesy of Sony press materials.