Fujifilm GFX 50R vs Sony Alpha A7 III Compare

Here you can find digital cameras comparison. Pick up with the best rating.

Cameras which are being compared are Mirrorless cameras.

GFX 50R vs Alpha A7 III - Side by side

Learn more about compared cameras specifications below.

Fujifilm GFX 50R vs Sony Alpha A7 III Specs

GFX 50R

  • Introduced in September 2018
  • Mirrorless
  • Sensor: Medium format
  • 51 megapixel
  • 3 frames/second
  • 100 – 12800 ISO
  • 1920 x 1080 Video
  • Viewfinder: Elektronic
  • 81.00mm (3.2″) Monitor, articulated
  • Lens mount G-Bajonett
  • WiFi built-in
  • 160.7 x 96.5 x 66.4mm³ (6.3″ x 3.8″ x 2.6″)
  • 775g (25.0 oz.)

All specs: Main page for GFX 50R

Alpha A7 III

  • Introduced in February 2018
  • Mirrorless
  • Sensor: Full frame
  • 24 megapixel
  • 10 frames/second
  • 100 – 51200 ISO
  • 3840 x 2160 Video
  • Viewfinder: Elektronic
  • 76.00mm (3.0″) Monitor, articulated
  • Lens mount E Mount
  • WiFi built-in
  • 126.9 x 95.6 x 62.7mm³ (5.0″ x 3.8″ x 2.5″)
  • 657g (21.2 oz.)

All specs: Main page for Alpha A7 III

GFX 50R vs Alpha A7 III Sensors

On the pictures below the sensor areas of cameras are highlighted.

This infographic highlights the sensor areas of both models compared to other common sensor formats:

Better choice: Fujifilm GFX 50R

GFX 50R vs Alpha A7 III: Viewfinder

GFX 50R has an electronic viewfinder and it’s resolution is 3.69 megapixel with magnification of 0.77x.

Alpha A7 III has an electronic viewfinder with resolution 2.36 megapixel, it’s magnification is 0.78x.

Viewfinder magnifications of compared cameras. The black area shows a magnification of 1x, relative to native size; in red is a magnification of 0.85x.

GFX 50R (0.77x)

Alpha A7 III (0.78x)

Note: Differences in the image area are the result of different image ratios, 3:2 or 4:3. That can make it difficult to compare the viewfinder magnification of both cameras.

Fujifilm GFX 50R VS Sony Alpha A7 III Other Specs Comparison

Why is Fujifilm GFX 50R a better choice

GFX 50R

Alpha A7 III

Larger sensor (5)

Medium format Full frame
Wider resolution (5, megapixel)

51.40 24.20
Better viewfinder (4, Megapixel)

3.69 2.36
Better monitor (2, Megapixel)

2.36 0.92

Conclusion: Advantages of the GFX 50R are the larger sensor, the higher resolution and the better viewfinder. We also like that the display has a higher resolution.

The GFX 50R scores 16 points.

Otherwise why to choose Sony Alpha A7 III

GFX 50R

Alpha A7 III

Higher speed (4, frames/second)

3 10
Auto Focus points (4)

117 693
Better sensibility (4)

100 – 12800 ISO 100 – 51200 ISO
Larger lens selection (3)

5 50
Image stabilizer (3)

Better Video (2)

1920 x 1080 3840 x 2160
Longer battery life (3, photos)

400 710
Weighs less (2)

775g
(25.0 oz.)
657g
(21.2 oz.)
More portable (2)

1030cm³
(65 cu.in.)
761cm³
(48 cu.in.)
Environmental sealing (2)

Conclusion: Advantages of the Alpha A7 III are that the camera is faster, the faster and more accurate auto focus and the larger sensitivity. We also like the larger selection of lenses, the optical image stabilizer and the superior video recording. A recommendation of the Alpha A7 III is made easy by that the battery has more stamina, the lower weight than the GFX 50R and the more compact size.

Yields 27 points for the Alpha A7 III.

Common Specs for both cameras compared

GFX 50R

Alpha A7 III

Sensor cleaning

Articulated screen

Touch screen

External microphone

WiFi

Fujifilm GFX 50R VS Sony Alpha A7 III Dimensions

Look at front view of the GFX 50R and Alpha A7 III

Top view of cameras

Total scores

Here’s the total score according to comparison above:

Fujifilm GFX 50R

Sony Alpha A7 III

16
27

We recommend Sony Alpha A7 III as better choice.