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Fujifilm

GFX50S II

Affordable medium format entry with 51MP and IBIS.

$3,999

Launch price

Released Sep 2021

vs
Alpha 7 V

Sony

Alpha 7 V

33MP partially stacked Exmor RS hybrid with BIONZ XR2 AI, 30fps blackout-free burst, 7.5-stop IBIS, and 4K 60p oversampled from 7K.

$2,899

Launch price

Released Dec 2025

Alpha 7 V is 4.3 years newer.

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Wins

2categories

GFX50S II

Landscape

Wins

10categories

Alpha 7 V

WildlifePortrait

3 categories tied

TL;DR — Key differences

GFX50S II wins 0 categories·Alpha 7 V wins 5 categories
  • BAlpha 7 V has higher Burst (electronic) (30 fps vs 2.2 fps)
  • BAlpha 7 V has higher Max video bit rate (600 Mbps vs 50 Mbps)
  • BAlpha 7 V has higher AF points / zones (759 vs 117)
  • BAlpha 7 V has higher ISO max (native) (51,200 vs 12,800)
  • BAlpha 7 V has higher Burst (mechanical) (10 fps vs 3 fps)

Key specs at a glance

GFX50S IIAlpha 7 V
Resolution51.4 MP33 MP
Sensor43.8 x 32.9 mmFull Frame
ISO max12,80051,200
Burst3 fps30 fps
IBIS6.5-stop7.5-stop
Weight900 g695 g
Battery455 shots630 shots
4K120 fps

Size and weight, to scale

GFX50S II

150 × 104 × 87 mm

900 g (1.98 lb / 31.75 oz)

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

for scale

Alpha 7 V front view

Alpha 7 V

130 × 96 × 82 mm

695 g (1.53 lb / 24.52 oz)

GFX50S II is 20mm wider, 8mm taller, and 5mm thicker than Alpha 7 V.

GFX50S II is 205 g heavier than Alpha 7 V.

Depth (front-to-back): 87mm GFX50S II · 82mm Alpha 7 V

Back view, to scale

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

GFX50S II

150 × 104 mm

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

Alpha 7 V back view

Alpha 7 V

130 × 96 mm

Top view, to scale

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

GFX50S II

150 × 87 mm

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

Alpha 7 V top view

Alpha 7 V

130 × 82 mm

Sensor size, to scale

GFX50S II

43.8 × 32.9 mm · Medium Format

1441 mm² area

Alpha 7 V

35.9 × 23.9 mm · Full Frame

858 mm² area

1.7× larger sensor area = shallower depth of field and better low-light performance.

Lens ecosystem

Native lens selection

GFX50S II: mount data unavailable

Alpha 7 V

✓ 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 caseGFX50S IIAlpha 7 V
Portrait
4.0Fair
8.0Excellent✓ wins
Sports & Action
1.5Limited
8.0Excellent✓ wins
Video & Hybrid
3.0Limited
8.0Excellent✓ wins
Landscape
7.0Good
7.5Good✓ wins
Travel
5.0Fair
7.5Good✓ wins
Wildlife
1.5Limited
10.0Excellent✓ wins
Vlogging
3.0Limited
5.5Fair✓ wins

Why pick one over the other

Reasons to choose

GFX50S II

  • Dimensions (W×H×D mm)

    Adds 150, 104.2, 87.2

  • Card types

    Adds SDXC V90

  • Resolution

    51.4 MP vs 33 MP — higher is better

  • EVF resolution

    3,690,000 vs 3,686,400 — higher is better

Reasons to choose

Alpha 7 V

  • Subject recognition

    Adds Human, Animal, Bird…

  • Dimensions (W×H×D mm)

    Adds 130.3, 96.4, 82.4

  • Burst (electronic)

    30 fps vs 2.2 fps — higher is better

  • Max video bit rate

    600 Mbps vs 50 Mbps — higher is better

  • AF points / zones

    759 vs 117 — higher is better

  • Codecs

    Adds XAVC HS, XAVC S, XAVC S-I…

  • ISO max (native)

    51,200 vs 12,800 — higher is better

  • Burst (mechanical)

    10 fps vs 3 fps — higher is better

Both cameras share

  • ISO min (native)Both 100
  • In-body stabilizationBoth support in-body stabilization
  • Weather sealingBoth support weather sealing
  • Card slotsBoth 2
  • EVF refresh rateBoth 120 Hz
  • TouchscreenBoth support touchscreen

Pros & cons at a glance

Editorially curated highlights and trade-offs.

GFX50S II

Pros

  • Medium format under $4K
  • IBIS
  • Great color

Cons

  • Slower AF
  • Large body
  • Limited lens selection vs FF

Alpha 7 V

Pros

  • 33MP partially stacked sensor — ~4.5× faster readout than α7 IV
  • Blackout-free 30 fps with full AF/AE (electronic shutter)
  • 7.5-stop central / 6.5-stop peripheral IBIS (CIPA 2024)
  • 759-point phase-detect AF down to EV -4 with AI subject recognition
  • 7K oversampled 4K 60p (full-frame, no pixel binning) + 4K 120p
  • Pre-Capture and dual USB-C (10 Gbps + USB 2.0)
  • Up to 16 stops dynamic range

Cons

  • Premium price vs α7 IV
  • 4K 120p typically requires APS-C / Super 35 crop
  • Heavier than α7 IV (695 g vs 659 g with battery)
  • Complex menu and feature set

Decided which one is right for you?

Compare live prices for the GFX50S II and Alpha 7 V at major authorized retailers.

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Full specifications

= category winner

GFX50S II
Alpha 7 V
Resolution
51.4 MP+56%
33 MP
Sensor type
Medium Format Bayer CMOS
Full Frame Exmor RS CMOS (partially stacked)
Sensor size
43.8 x 32.9 mm
35.9 × 23.9 mm
AA filter
No
Yes
GFX50S II
Alpha 7 V
Processor
X-Processor 4
BIONZ XR2 + AI processing unit
GFX50S II
Alpha 7 V
ISO min (native)
100
100
ISO max (native)
12,800
51,200+2 stops
ISO max (expanded)
102,400
204,800
GFX50S II
Alpha 7 V
Shutter type
Focal Plane Shutter
Mechanical + Electronic
Max mechanical speed
1/4000 sec
1/8000 sec
Max electronic speed
1/16000 sec
1/16000 sec
GFX50S II
Alpha 7 V
AF system
TTL Contrast AF
Fast Hybrid AF (phase-detection / contrast-detection)
AF points / zones
117
7596.5× more
AF frame coverage
94 %
AF low-light limit
-4 EV
Eye AF
No
Yes
Animal / bird AF
No
Yes
Subject recognition
Human, Animal, Bird, Insect, Car, Train, Airplane

Frequently asked

Quick answers generated from verified specs.

Which is better for wildlife, GFX50S II or Alpha 7 V?

Alpha 7 V scores 10.0/10 versus 1.5/10 for GFX50S II — 30fps burst captures fleeting moments.

What's the resolution difference between the GFX50S II and Alpha 7 V?

GFX50S II is 51.4 MP and Alpha 7 V is 33 MP, so the GFX50S II captures more detail for cropping and large prints.

Do the GFX50S II and Alpha 7 V have in-body image stabilization?

GFX50S II has 6.5-stop in-body image stabilization, while alpha 7 V has 7.5-stop in-body image stabilization.

Which shoots faster bursts — the GFX50S II or the Alpha 7 V?

GFX50S II reaches 3 fps mechanical. Alpha 7 V reaches 30 fps electronic.

What's the weight difference between the GFX50S II and Alpha 7 V?

GFX50S II weighs 900 g and Alpha 7 V weighs 695 g, so the Alpha 7 V is 205 g lighter.

Do the GFX50S II and Alpha 7 V record 4K video?

GFX50S II: Full HD. Alpha 7 V: 4K up to 120p.

Are the GFX50S II and Alpha 7 V weather sealed?

GFX50S II: Yes. Alpha 7 V: Yes.

Which has better battery life?

Rated battery life is 455 shots (CIPA) for the GFX50S II and 630 shots for the Alpha 7 V, giving the Alpha 7 V the edge.

How much does each cost?

GFX50S II launched at $3,999 and Alpha 7 V at $2,899. The Alpha 7 V is $1,100 less.

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

Product images courtesy of Fujifilm and Sony press materials.