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Olympus E-M1X vs Sony A9

Portability
54
Imaging
61
Features
93
Overall
73
Olympus OM-D E-M1X front
 
Sony Alpha A9 front
Portability
65
Imaging
73
Features
93
Overall
81

Olympus E-M1X vs Sony A9 Key Specs

Olympus E-M1X
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 997g - 144 x 147 x 75mm
  • Released January 2019
  • Replaced the Olympus E-M1 II
Sony A9
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 100 - 51200 (Boost 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
  • Announced April 2017
  • Renewed by Sony A9 II
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Olympus E-M1X vs Sony A9 Overview

Lets look a little more closely at the Olympus E-M1X versus Sony A9, both Pro Mirrorless digital cameras by rivals Olympus and Sony. The image resolution of the E-M1X (20MP) and the A9 (24MP) is very similar but the E-M1X (Four Thirds) and A9 (Full frame) posses different sensor sizes.

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The E-M1X was launched 22 months later than the A9 making them a generation apart from one another. Both of these cameras feature the same body design (SLR-style mirrorless).

Before going right into a thorough comparison, here is a brief highlight of how the E-M1X grades against the A9 with regard to portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-M1X over the Sony A9

 E-M1X A9 
AnnouncedJanuary 2019April 2017Fresher by 22 months
Display typeFully ArticulatedTiltingFully Articulating display
Selfie screen Take selfies

Reasons to pick Sony A9 over the Olympus E-M1X

 A9 E-M1X 
Display resolution1440k1037kCrisper display (+403k dot)

Common features in the Olympus E-M1X and Sony A9

 E-M1X A9 
Manually focus More precise focusing
Display size3"3"Same display dimensions
Touch display Easily navigate

Olympus E-M1X vs Sony A9 Physical Comparison

For those who are aiming to carry your camera regularly, you need to factor in its weight and proportions. The Olympus E-M1X comes with outer measurements of 144mm x 147mm x 75mm (5.7" x 5.8" x 3.0") and a weight of 997 grams (2.20 lbs) and the Sony A9 has measurements of 127mm x 96mm x 63mm (5.0" x 3.8" x 2.5") having a weight of 673 grams (1.48 lbs).

See the Olympus E-M1X versus Sony A9 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will vary depending on the lens you are employing at the time. Below is a front view measurement comparison of the E-M1X vs the A9.

Olympus E-M1X vs Sony A9 size comparison

Taking into consideration dimensions and weight, the portability grade of the E-M1X and A9 is 54 and 65 respectively.

Olympus E-M1X vs Sony A9 top view buttons comparison

Olympus E-M1X vs Sony A9 Sensor Comparison

More often than not, it can be tough to imagine the difference between sensor sizing simply by reviewing specifications. The graphic here might give you a better sense of the sensor measurements in the E-M1X and A9.

Plainly, each of these cameras feature different megapixel count and different sensor sizing. The E-M1X because of its tinier sensor is going to make getting shallower depth of field trickier and the Sony A9 will deliver more detail utilizing its extra 4MP. Greater resolution will help you crop pics way more aggressively. The younger E-M1X should have an advantage when it comes to sensor technology.

Olympus E-M1X vs Sony A9 sensor size comparison

Olympus E-M1X vs Sony A9 Screen and ViewFinder

Olympus E-M1X vs Sony A9 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M1X Portrait photography details
Sony A9 Portrait photography details
76
focusing manually
MP count decent (20MP)
nice sensor size (Four Thirds)
supports face detection focus
delivers RAW files
83
you can focus manually
good resolution (24MP)
big sensor size (Full frame)
provides face detection focusing
supports RAW files
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Street Comparison

Olympus E-M1X Street photography factors
Sony A9 Street photography factors
67
fully articulated screen
built in image stabilization (Sensor based 5-axis)
nice sensor size (Four Thirds)
delivers RAW files
supports focus via touch
environment sealing
very good high ISO (25,600)
heavier than competitors (997g)
79
tilting screen
built in image stabilization (Sensor based 5-axis)
big sensor size (Full frame)
supports RAW files
provides focus by touch
weather sealing
above average ISO range (51,200)
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Sports Comparison

Olympus E-M1X Sports photography advice
Sony A9 Sports photography advice
80
high shutter speed (1/8,000s)
silent shutter (1/32,000s)
high max frames per second (60.0 frames per second)
built in image stabilization (Sensor based 5-axis)
MP count decent (20 megapixels)
nice sensor size (Four Thirds)
supports tracking autofocus
environment sealing
great battery life (870 per charge)
supports phase detect auto focus
86
maximum shutter speed is high (1/8,000 seconds)
quiet shutter (1/32,000 seconds)
max fps high (20.0 frames/s)
built in image stabilization (Sensor based 5-axis)
good resolution (24 megapixels)
big sensor size (Full frame)
provides tracking autofocus
weather sealing
better than average battery pack (650 shots)
comes with phase detect AF
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Travel Comparison

Olympus E-M1X Travel photography highlights
Sony A9 Travel photography highlights
68
great battery life (870 per charge)
environment sealing
has bluetooth
supports focus via touch
MP count decent (20 megapixels)
display is selfie friendly
heavier than competitors (997g)
73
better than average battery pack (650 CIPA)
weather sealing
has bluetooth
provides focus by touch
good resolution (24MP)
does not posses selfie friendly display
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Landscape Comparison

Landscape photography with Olympus E-M1X
Landscape photography with Sony A9
79
focusing manually
change lenses (Micro Four Thirds mount)
screen is a decent size (3 inch)
built in image stabilization (Sensor based 5-axis)
MP count decent (20MP)
nice sensor size (Four Thirds)
very good high ISO (25,600)
delivers RAW files
environment sealing
great battery life (870 per charge)
has double storage slots
85
you can focus manually
switch lenses (Sony E mount)
pretty good screen size (3 inches)
built in image stabilization (Sensor based 5-axis)
good resolution (24 megapixels)
big sensor size (Full frame)
above average ISO range (51,200)
supports RAW files
weather sealing
better than average battery pack (650 shots)
two card slots
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Vlogging Comparison

Olympus E-M1X Vlogging factors
Sony A9 Vlogging factors
68
display is selfie friendly
built-in touchscreen
built in image stabilization (Sensor based 5-axis)
supports face detection focus
video resolution high (4096 x 2160 pxls)
comes with external mic port
heavier than competitors (997g)
36
touchscreen capability
built in image stabilization (Sensor based 5-axis)
provides face detection focusing
great video quality (3840 x 2160 pixels)
does have external mic socket
does not posses selfie friendly display
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Olympus E-M1X vs Sony A9 Specifications

Detailed spec comparison table for Olympus E-M1X and Sony A9
 Olympus OM-D E-M1XSony Alpha A9
General Information
Manufacturer Olympus Sony
Model Olympus OM-D E-M1X Sony Alpha A9
Type Pro Mirrorless Pro Mirrorless
Released 2019-01-24 2017-04-19
Physical type SLR-style mirrorless SLR-style mirrorless
Sensor Information
Chip Dual TruePic VIII BIONZ X
Sensor type CMOS BSI-CMOS
Sensor size Four Thirds Full frame
Sensor dimensions 17.4 x 13mm 35.6 x 23.8mm
Sensor surface area 226.2mm² 847.3mm²
Sensor resolution 20MP 24MP
Anti aliasing filter
Aspect ratio 4:3 3:2 and 16:9
Highest Possible resolution 5184 x 3888 6000 x 4000
Maximum native ISO 25600 51200
Maximum enhanced ISO - 204800
Min native ISO 200 100
RAW photos
Min enhanced ISO 64 50
Autofocusing
Focus manually
Touch focus
AF continuous
AF single
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 121 693
Lens
Lens mounting type Micro Four Thirds Sony E
Amount of lenses 107 121
Crop factor 2.1 1
Screen
Display type Fully Articulated Tilting
Display size 3 inch 3 inch
Resolution of display 1,037 thousand dots 1,440 thousand dots
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360 thousand dots 3,686 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.74x 0.78x
Features
Min shutter speed 60 secs 30 secs
Max shutter speed 1/8000 secs 1/8000 secs
Max quiet shutter speed 1/32000 secs 1/32000 secs
Continuous shutter rate 60.0 frames/s 20.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash range no built-in flash no built-in flash
Flash settings Redeye, Fill-in, Flash Off, Red-eye Slow sync (1st curtain), Slow sync.(1st curtain), Slow sync (2nd curtain), manual Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync
External flash
AE bracketing
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM -
Maximum video resolution 4096x2160 3840x2160
Video file format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Mic port
Headphone port
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB Yes (USB-PD allows charging by laptop or external power bank) USB 2.0 (480 Mbit/sec)
GPS Built-in None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 997g (2.20 lbs) 673g (1.48 lbs)
Physical dimensions 144 x 147 x 75mm (5.7" x 5.8" x 3.0") 127 x 96 x 63mm (5.0" x 3.8" x 2.5")
DXO scores
DXO Overall score not tested 92
DXO Color Depth score not tested 24.9
DXO Dynamic range score not tested 13.3
DXO Low light score not tested 3517
Other
Battery life 870 shots 650 shots
Type of battery Built-in Battery Pack
Battery model - NP-FZ100
Self timer Yes (2 or 12 secs, custom) Yes (2, 5, 10 secs + continuous)
Time lapse feature
Type of storage - Dual SD/SDHC/SDXC slots (UHS-II compatible)
Card slots 2 2
Retail pricing $2,999 $4,498