Olympus PEN E-PL9 vs Sony Alpha A7S II Compare

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Cameras which are being compared are Mirrorless cameras.

PEN E-PL9 vs Alpha A7S II - Side by side

Learn more about compared cameras specifications below.

Olympus PEN E-PL9 vs Sony Alpha A7S II Specs

PEN E-PL9

  • Introduced in February 2018
  • Mirrorless
  • Sensor: Four Thirds
  • 16 megapixel
  • 8 frames/second
  • 200 - 25600 ISO
  • 3840 x 2160 Video
  • No viewfinder
  • 76.00mm (3.0") Monitor, articulated
  • Lens mount Micro Four Thirds (MFT)
  • WiFi built-in
  • 117.1 x 68 x 39mm³ (4.6" x 2.7" x 1.5")
  • 380g (12.3 oz.)

All specs: Main page for PEN E-PL9

Alpha A7S II

  • Introduced in September 2015
  • 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 95.7 x 60.3mm³ (5.0" x 3.8" x 2.4")
  • 627g (20.2 oz.)

All specs: Main page for Alpha A7S II

PEN E-PL9 vs Alpha A7S II 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: PEN E-PL9 and Alpha A7S II sensor area comparisonAdvantage: Sony Alpha A7S II

Olympus PEN E-PL9 VS Sony Alpha A7S II Other Specs Comparison

Why is Olympus PEN E-PL9 a better choice

PEN E-PL9

Alpha A7S II

Wider resolution (5, megapixel)16.1012.20
Higher speed (4, frames/second)85
Larger lens selection (3)8050
Built-in flash (2)
Touch screen (2)
Weighs less (2)380g
(12.3 oz.)
627g
(20.2 oz.)
More portable (2)311cm³
(20 cu.in.)
732cm³
(46 cu.in.)

Conclusion: Advantages of the PEN E-PL9 are the higher resolution, that the camera is faster and the larger selection of lenses. We also like the built-in flash, the rather comfortable touch screen and the lower weight than the Alpha A7S II. Another advantage over the Alpha A7S II: the more compact size.

The PEN E-PL9 scores 20 points.

Otherwise why to choose Sony Alpha A7S II

PEN E-PL9

Alpha A7S II

Larger sensor (5)Four ThirdsFull frame
Auto Focus points (4)121169
Better sensibility (4)200 - 25600 ISO50 - 409600 ISO
Better monitor (2, Megapixel)1.041.29
External microphone (2)
Longer battery life (3, photos)350370

Conclusion: Advantages of the Alpha A7S II are the larger sensor, the faster and more accurate auto focus and the larger sensitivity. We also like that the display has a higher resolution, the connector for an external microphone and that the battery has more stamina.

Yields 20 points for the Alpha A7S II.

Common Specs for both cameras compared

PEN E-PL9

Alpha A7S II

Sensor cleaning
Image stabilizer
Articulated screen
Video resolution3840 x 21603840 x 2160
WiFi
Olympus PEN E-PL9 VS Sony Alpha A7S II Dimensions

Look at front view of the PEN E-PL9 and Alpha A7S II

PEN E-PL9 und Alpha A7S II, front viewPEN E-PL9 und Alpha A7S II, front view

Top view of cameras

PEN E-PL9 und Alpha A7S II, view from abovePEN E-PL9 und Alpha A7S II, view from above

Total scores

Here's the total score according to comparison above:

Olympus PEN E-PL9

Sony Alpha A7S II

20
20

We advise to choose the newest model: Olympus PEN E-PL9.

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