Fujifilm GFX 50R vs Sony Alpha A7S 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 A7S - Side by side

Learn more about compared cameras specifications below.

Fujifilm GFX 50R vs Sony Alpha A7S 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 A7S

  • Introduced in June 2014
  • Mirrorless
  • Sensor: Full frame
  • 12 megapixel
  • 5 frames/second
  • 50 – 409600 ISO
  • 3840 x 2160 Video
  • Viewfinder: Elektronic
  • 76.00mm (3.0″) Monitor, articulated
  • Lens mount E Mount
  • WiFi built-in
  • 126.9 x 94.4 x 48.2mm³ (5.0″ x 3.7″ x 1.9″)
  • 489g (15.8 oz.)

All specs: Main page for Alpha A7S

GFX 50R vs Alpha A7S 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 A7S: Viewfinder

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

Alpha A7S has an electronic viewfinder with resolution 2.36 megapixel, it’s magnification is 0.71x.

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 A7S (0.71x)

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 A7S Other Specs Comparison

Why is Fujifilm GFX 50R a better choice

GFX 50R

Alpha A7S

Larger sensor (5)

Medium format Full frame
Wider resolution (5, megapixel)

51.40 12.20
Auto Focus points (4)

117 25
Better viewfinder (4, Megapixel)

3.69 2.36
Better monitor (2, Megapixel)

2.36 0.92
Touch screen (2)

Longer battery life (3, photos)

400 380
USB 3.0 (2)

Conclusion: Advantages of the GFX 50R are the larger sensor, the higher resolution and the faster and more accurate auto focus. Additional pros for the Fujifilm are the better viewfinder, that the display has a higher resolution and the rather comfortable touch screen. A recommendation of the GFX 50R is made easy by that the battery has more stamina and the support for USB 3.0. HArdly a luxury, given today’s image size and the requirements of 4K video.

The GFX 50R scores 27 points.

Otherwise why to choose Sony Alpha A7S

GFX 50R

Alpha A7S

Higher speed (4, frames/second)

3 5
Better sensibility (4)

100 – 12800 ISO 50 – 409600 ISO
Larger lens selection (3)

5 50
Better Video (2)

1920 x 1080 3840 x 2160
Weighs less (2)

775g
(25.0 oz.)
489g
(15.8 oz.)
More portable (2)

1030cm³
(65 cu.in.)
577cm³
(36 cu.in.)

Conclusion: Advantages of the Alpha A7S are that the camera is faster, the larger sensitivity and the larger selection of lenses. We also like the superior video recording, the lower weight than the GFX 50R and the more compact size.

Yields 17 points for the Alpha A7S.

Common Specs for both cameras compared

GFX 50R

Alpha A7S

Sensor cleaning

Articulated screen

External microphone

WiFi

Fujifilm GFX 50R VS Sony Alpha A7S Dimensions

Look at front view of the GFX 50R and Alpha A7S

Top view of cameras

Total scores

Here’s the total score according to comparison above:

Fujifilm GFX 50R

Sony Alpha A7S

27
17

We recommend Fujifilm GFX 50R as better choice.