Fujifilm GFX 50R vs Sony Alpha A9 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 A9 - Side by side

Learn more about compared cameras specifications below.

Fujifilm GFX 50R vs Sony Alpha A9 Specs


  • 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 A9

  • Introduced in May 2017
  • Mirrorless
  • Sensor: Full frame
  • 24 megapixel
  • 20 frames/second
  • 100 - 51200 ISO
  • 3840 x 2160 Video
  • Viewfinder: Elektronic
  • 75.00mm (3.0") Monitor, articulated
  • Lens mount E Mount
  • WiFi built-in
  • 126.9 x 95.6 x 63mm³ (5.0" x 3.8" x 2.5")
  • 673g (21.7 oz.)

All specs: Main page for Alpha A9

GFX 50R vs Alpha A9 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:

Infographic: GFX 50R and Alpha A9 sensor area comparison

Better choice: Fujifilm GFX 50R

GFX 50R vs Alpha A9: Viewfinder

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

Alpha A9 has an electronic viewfinder with resolution 3.68 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 A9 (0.78x)

Simulated viewfinder of the GFX 50RSimulated viewfinder of the Alpha A9

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 A9 Other Specs Comparison

Why is Fujifilm GFX 50R a better choice


Alpha A9

Larger sensor (5)Medium formatFull frame
Wider resolution (5, megapixel)51.4024.20
Better viewfinder (4, Megapixel)3.693.68
Better monitor (2, Megapixel)2.361.44
USB 3.0 (2)

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 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 18 points.

Otherwise why to choose Sony Alpha A9


Alpha A9

Higher speed (4, frames/second)320
Auto Focus points (4)117693
Better sensibility (4)100 - 12800 ISO100 - 51200 ISO
Larger lens selection (3)550
Image stabilizer (3)
Better Video (2)1920 x 10803840 x 2160
Longer battery life (3, photos)400650
Weighs less (2)775g
(25.0 oz.)
(21.7 oz.)
More portable (2)1030cm³
(65 cu.in.)
(48 cu.in.)
Environmental sealing (2)

Conclusion: Advantages of the Alpha A9 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 A9 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 A9.

Common Specs for both cameras compared


Alpha A9

Sensor cleaning
Articulated screen
Touch screen
External microphone
Fujifilm GFX 50R VS Sony Alpha A9 Dimensions

Look at front view of the GFX 50R and Alpha A9

GFX 50R und Alpha A9, front viewGFX 50R und Alpha A9, front view

Top view of cameras

GFX 50R und Alpha A9, view from aboveGFX 50R und Alpha A9, view from above

Total scores

Here's the total score according to comparison above:

Fujifilm GFX 50R

Sony Alpha A9


We recommend Sony Alpha A9 as better choice.

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