Olympus OM-D E-M1X 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.

OM-D E-M1X vs Alpha A9 - Side by side

Learn more about compared cameras specifications below.

Olympus OM-D E-M1X vs Sony Alpha A9 Specs

OM-D E-M1X

  • Introduced in January 2019
  • Mirrorless
  • Sensor: Four Thirds
  • 20 megapixel
  • 18 frames/second
  • 64 - 25600 ISO
  • 4096 x 2160 Video
  • Viewfinder: Elektronic
  • 76.00mm (3.0") Monitor, articulated
  • Lens mount Micro Four Thirds (MFT)
  • WiFi built-in
  • 144.4 x 156.8 x 75.4mm³ (5.7" x 6.2" x 3.0")
  • 997g (32.2 oz.)

All specs: Main page for OM-D E-M1X

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

OM-D E-M1X 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: OM-D E-M1X and Alpha A9 sensor area comparisonAdvantage: Sony Alpha A9

OM-D E-M1X vs Alpha A9: Viewfinder

OM-D E-M1X has an electronic viewfinder and it's resolution is 2.36 megapixel with magnification of 0.83x.

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.

OM-D E-M1X (0.83x)

Alpha A9 (0.78x)

Simulated viewfinder of the OM-D E-M1XSimulated 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.

Olympus OM-D E-M1X VS Sony Alpha A9 Other Specs Comparison

Why is Olympus OM-D E-M1X a better choice

OM-D E-M1X

Alpha A9

Larger lens selection (3)8050
Better Video (2)4096 x 21603840 x 2160
Longer battery life (3, photos)870650
USB 3.0 (2)
GPS (2)

Conclusion: Advantages of the OM-D E-M1X are the larger selection of lenses, the superior video recording and that the battery has more stamina. Another advantage over the Alpha A9: the support for USB 3.0. HArdly a luxury, given today's image size and the requirements of 4K video and the built-in GPS.

The OM-D E-M1X scores 12 points.

Otherwise why to choose Sony Alpha A9

OM-D E-M1X

Alpha A9

Larger sensor (5)Four ThirdsFull frame
Wider resolution (5, megapixel)20.4024.20
Higher speed (4, frames/second)1820
Auto Focus points (4)121693
Better sensibility (4)64 - 25600 ISO100 - 51200 ISO
Better viewfinder (4, Megapixel)2.363.68
Better monitor (2, Megapixel)1.041.44
Weighs less (2)997g
(32.2 oz.)
673g
(21.7 oz.)
More portable (2)1707cm³
(108 cu.in.)
764cm³
(48 cu.in.)

Conclusion: Advantages of the Alpha A9 are the larger sensor, the higher resolution and that the camera is faster. Additional pros for the Sony are the faster and more accurate auto focus, the larger sensitivity and the better viewfinder. We also like that the display has a higher resolution, the lower weight than the OM-D E-M1X and the more compact size.

Yields 32 points for the Alpha A9.

Common Specs for both cameras compared

OM-D E-M1X

Alpha A9

Sensor cleaning
Image stabilizer
Articulated screen
Touch screen
External microphone
WiFi
Environmental sealing
Olympus OM-D E-M1X VS Sony Alpha A9 Dimensions

Look at front view of the OM-D E-M1X and Alpha A9

OM-D E-M1X und Alpha A9, front viewOM-D E-M1X und Alpha A9, front view

Top view of cameras

OM-D E-M1X und Alpha A9, view from aboveOM-D E-M1X und Alpha A9, view from above

Total scores

Here's the total score according to comparison above:

Olympus OM-D E-M1X

Sony Alpha A9

12
32

We recommend Sony Alpha A9 as better choice.

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