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Olympus E-M10 II vs Sony A9

Portability
82
Imaging
54
Features
77
Overall
63
Olympus OM-D E-M10 II front
 
Sony Alpha A9 front
Portability
65
Imaging
74
Features
93
Overall
81

Olympus E-M10 II vs Sony A9 Key Specs

Olympus E-M10 II
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 390g - 120 x 83 x 47mm
  • Released August 2015
  • Earlier Model is Olympus E-M10
  • Newer Model is Olympus E-M10 III
Sony A9
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 51200 (Bump to 204800)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 673g - 127 x 96 x 63mm
  • Released April 2017
  • Successor is Sony A9 II
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Olympus E-M10 II vs Sony A9 Overview

Here, we will be looking at the Olympus E-M10 II and Sony A9, former is a Entry-Level Mirrorless while the latter is a Pro Mirrorless by companies Olympus and Sony. There exists a substantial gap among the image resolutions of the E-M10 II (16MP) and A9 (24MP) and the E-M10 II (Four Thirds) and A9 (Full frame) boast different sensor sizing.

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The E-M10 II was launched 20 months prior to the A9 which makes them a generation away from one another. Both of the cameras feature the same body design (SLR-style mirrorless).

Before we go straight to a more detailed comparison, here is a short synopsis of how the E-M10 II scores versus the A9 with respect to portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-M10 II over the Sony A9

 E-M10 II A9 

Reasons to pick Sony A9 over the Olympus E-M10 II

 A9 E-M10 II 
ReleasedApril 2017August 2015Newer by 20 months
Screen resolution1440k1040kClearer screen (+400k dot)

Common features in the Olympus E-M10 II and Sony A9

 E-M10 II A9 
Manually focus Very exact focusing
Screen typeTiltingTiltingTilting screen
Screen size3"3"Same screen measurement
Selfie screen Neither contains selfie screen
Touch screen Quickly navigate

Olympus E-M10 II vs Sony A9 Physical Comparison

For those who are looking to travel with your camera often, you need to take into account its weight and measurements. The Olympus E-M10 II has got exterior dimensions of 120mm x 83mm x 47mm (4.7" x 3.3" x 1.9") having a weight of 390 grams (0.86 lbs) while the Sony A9 has proportions of 127mm x 96mm x 63mm (5.0" x 3.8" x 2.5") accompanied by a weight of 673 grams (1.48 lbs).

Examine the Olympus E-M10 II and Sony A9 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will differ depending on the lens you use during that time. Below is a front view proportions comparison of the E-M10 II against the A9.

Olympus E-M10 II vs Sony A9 size comparison

Taking into account dimensions and weight, the portability score of the E-M10 II and A9 is 82 and 65 respectively.

Olympus E-M10 II vs Sony A9 top view buttons comparison

Olympus E-M10 II vs Sony A9 Sensor Comparison

Typically, its difficult to picture the contrast in sensor dimensions just by researching technical specs. The picture underneath may offer you a stronger sense of the sensor sizes in the E-M10 II and A9.

As you have seen, both of these cameras come with different megapixels and different sensor dimensions. The E-M10 II due to its smaller sensor is going to make achieving bokeh tougher and the Sony A9 will result in greater detail utilizing its extra 8 Megapixels. Higher resolution will make it easier to crop pictures a good deal more aggressively. The more aged E-M10 II will be behind with regard to sensor tech.

Olympus E-M10 II vs Sony A9 sensor size comparison

Olympus E-M10 II vs Sony A9 Screen and ViewFinder

Olympus E-M10 II vs Sony A9 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 II as a Portrait photography camera
Sony A9 as a Portrait photography camera
72
focusing manually
good megapixels (16 megapixels)
nice sensor size (Four Thirds)
includes face detection focus
supports RAW files
84
focusing manually
decent sensor resolution (24MP)
sensor size is big (Full frame)
features face detection focus
saves RAW formats
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Street Comparison

Olympus E-M10 II Street photography details
Sony A9 Street photography details
83
tilting screen
has image stabilization (Sensor based 5-axis)
nice sensor size (Four Thirds)
supports RAW files
boasts focus by touch
very good high ISO (25,600)
79
screen tilts up and down
has image stabilization (Sensor based 5-axis)
sensor size is big (Full frame)
saves RAW formats
provides touch to focus
weather proofing
great ISO range (51,200)
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Sports Comparison

Olympus E-M10 II Sports photography details
Sony A9 Sports photography details
67
has image stabilization (Sensor based 5-axis)
good megapixels (16 megapixels)
nice sensor size (Four Thirds)
includes tracking autofocus
has no phase detect auto focus
87
maximum shutter speed is high (1/8,000 seconds)
silent mode (1/32,000 seconds)
high fps (20.0 fps)
has image stabilization (Sensor based 5-axis)
decent sensor resolution (24MP)
sensor size is big (Full frame)
features tracking autofocus
weather proofing
better than average battery (650 per charge)
comes with phase detect auto focus
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Travel Comparison

Olympus E-M10 II as a Travel photography camera
Sony A9 as a Travel photography camera
73
boasts focus by touch
good megapixels (16MP)
built-in flash
display isn't selfie friendly
74
better than average battery (650 CIPA)
weather proofing
supports bluetooth
provides touch to focus
decent sensor resolution (24MP)
screen is not selfie friendly
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Landscape Comparison

Landscape photography with Olympus E-M10 II
Landscape photography with Sony A9
79
focusing manually
switch lenses (Micro Four Thirds mount)
nice screen size (3 inch)
has image stabilization (Sensor based 5-axis)
good megapixels (16 megapixels)
nice sensor size (Four Thirds)
very good high ISO (25,600)
supports RAW files
86
focusing manually
change lenses (Sony E mount)
screen is a decent size (3")
has image stabilization (Sensor based 5-axis)
decent sensor resolution (24MP)
sensor size is big (Full frame)
great ISO range (51,200)
saves RAW formats
weather proofing
better than average battery (650 shots)
2 card slots
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Vlogging Comparison

Olympus E-M10 II as a Vlogging camera
Sony A9 as a Vlogging camera
35
touchscreen capability
has image stabilization (Sensor based 5-axis)
includes face detection focus
great video quality (1920 x 1080 resolution)
display isn't selfie friendly
lack of external mic port
37
screen is touchscreen
has image stabilization (Sensor based 5-axis)
features face detection focus
video resolution high (3840 x 2160 pixels)
does have external mic support
screen is not selfie friendly
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Olympus E-M10 II vs Sony A9 Specifications

Detailed spec comparison table for Olympus E-M10 II and Sony A9
 Olympus OM-D E-M10 IISony Alpha A9
General Information
Manufacturer Olympus Sony
Model type Olympus OM-D E-M10 II Sony Alpha A9
Category Entry-Level Mirrorless Pro Mirrorless
Released 2015-08-25 2017-04-19
Physical type SLR-style mirrorless SLR-style mirrorless
Sensor Information
Chip TruePic VII BIONZ X
Sensor type CMOS BSI-CMOS
Sensor size Four Thirds Full frame
Sensor dimensions 17.3 x 13mm 35.6 x 23.8mm
Sensor area 224.9mm² 847.3mm²
Sensor resolution 16 megapixels 24 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Maximum resolution 4608 x 3456 6000 x 4000
Maximum native ISO 25600 51200
Maximum boosted ISO - 204800
Minimum native ISO 200 100
RAW support
Minimum boosted ISO 100 50
Autofocusing
Manual focusing
Touch focus
Continuous AF
AF single
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 81 693
Lens
Lens mount type Micro Four Thirds Sony E
Amount of lenses 107 121
Crop factor 2.1 1
Screen
Screen type Tilting Tilting
Screen size 3 inch 3 inch
Resolution of screen 1,040 thousand dots 1,440 thousand dots
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360 thousand dots 3,686 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.62x 0.78x
Features
Slowest shutter speed 60 secs 30 secs
Maximum shutter speed 1/4000 secs 1/8000 secs
Maximum silent shutter speed - 1/32000 secs
Continuous shooting rate 8.0 frames/s 20.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash distance 5.80 m (ISO 100) no built-in flash
Flash options Auto, redeye reduction, fill flash, flash off, 1st-curtain slow sync w/redeye, 1st-curtain slow sync, 2nd-curtain slow sync, manual Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync
External flash
AE bracketing
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (60p/30p/24p), 1280 x 720 (60p/30p/24p), 640 x 480 (30 fps) -
Maximum video resolution 1920x1080 3840x2160
Video file format H.264, Motion JPEG MPEG-4, AVCHD, H.264
Mic support
Headphone support
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 390 gr (0.86 lbs) 673 gr (1.48 lbs)
Physical dimensions 120 x 83 x 47mm (4.7" x 3.3" x 1.9") 127 x 96 x 63mm (5.0" x 3.8" x 2.5")
DXO scores
DXO All around rating 73 92
DXO Color Depth rating 23.1 24.9
DXO Dynamic range rating 12.5 13.3
DXO Low light rating 842 3517
Other
Battery life 320 photographs 650 photographs
Battery style Battery Pack Battery Pack
Battery ID BLS-50 NP-FZ100
Self timer Yes (12 sec., 2 sec, custom) Yes (2, 5, 10 secs + continuous)
Time lapse shooting
Storage type SD/SDHC/SDXC Dual SD/SDHC/SDXC slots (UHS-II compatible)
Card slots One 2
Pricing at launch $499 $4,498