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Olympus E-M10 III vs Sony A6400

Portability
80
Imaging
55
Features
75
Overall
63
Olympus OM-D E-M10 Mark III front
 
Sony Alpha a6400 front
Portability
83
Imaging
69
Features
88
Overall
76

Olympus E-M10 III vs Sony A6400 Key Specs

Olympus E-M10 III
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 410g - 122 x 84 x 50mm
  • Announced August 2017
  • Replaced the Olympus E-M10 II
  • Updated by Olympus E-M10 IV
Sony A6400
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 100 - 32000 (Raise to 102400)
  • 3840 x 2160 video
  • Sony E Mount
  • 403g - 120 x 67 x 50mm
  • Launched January 2019
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Olympus E-M10 III vs Sony A6400 Overview

Following is a in-depth comparison of the Olympus E-M10 III vs Sony A6400, one is a Entry-Level Mirrorless and the latter is a Advanced Mirrorless by manufacturers Olympus and Sony. There exists a huge gap between the sensor resolutions of the E-M10 III (16MP) and A6400 (24MP) and the E-M10 III (Four Thirds) and A6400 (APS-C) have totally different sensor size.

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The E-M10 III was unveiled 16 months before the A6400 which makes them a generation away from one another. Both the cameras have different body design with the Olympus E-M10 III being a SLR-style mirrorless camera and the Sony A6400 being a Rangefinder-style mirrorless camera.

Before going into a in depth comparison, here is a brief view of how the E-M10 III scores vs the A6400 for portability, imaging, features and an overall score.

Photography Glossary
	
	

Reasons to pick Olympus E-M10 III over the Sony A6400

 E-M10 III A6400 
Screen resolution1040k922kClearer screen (+118k dot)

Reasons to pick Sony A6400 over the Olympus E-M10 III

 A6400 E-M10 III 
LaunchedJanuary 2019August 2017More modern by 16 months
Selfie screen Take selfies

Common features in the Olympus E-M10 III and Sony A6400

 E-M10 III A6400 
Focus manually More exact focus
Screen typeTiltingTiltingTilting screen
Screen dimensions3"3"Equal screen size
Touch friendly screen Quickly navigate

Olympus E-M10 III vs Sony A6400 Physical Comparison

If you are going to carry around your camera frequently, you need to think about its weight and volume. The Olympus E-M10 III has external dimensions of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") having a weight of 410 grams (0.90 lbs) and the Sony A6400 has sizing of 120mm x 67mm x 50mm (4.7" x 2.6" x 2.0") having a weight of 403 grams (0.89 lbs).

Contrast the Olympus E-M10 III vs Sony A6400 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will vary depending on the lens you select at the time. Here is a front view over all size comparison of the E-M10 III against the A6400.

Olympus E-M10 III vs Sony A6400 size comparison

Factoring in dimensions and weight, the portability rating of the E-M10 III and A6400 is 80 and 83 respectively.

Olympus E-M10 III vs Sony A6400 top view buttons comparison

Olympus E-M10 III vs Sony A6400 Sensor Comparison

Quite often, it is difficult to envision the difference between sensor sizes merely by looking at a spec sheet. The picture here may give you a stronger sense of the sensor sizes in the E-M10 III and A6400.

Clearly, both cameras provide different resolutions and different sensor sizes. The E-M10 III having a tinier sensor will make achieving shallow depth of field more difficult and the Sony A6400 will give you more detail having an extra 8 Megapixels. Higher resolution will make it easier to crop shots more aggressively. The more aged E-M10 III is going to be behind when it comes to sensor innovation.

Olympus E-M10 III vs Sony A6400 sensor size comparison

Olympus E-M10 III vs Sony A6400 Screen and ViewFinder

Olympus E-M10 III vs Sony A6400 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 III as a Portrait photography camera
Sony A6400 as a Portrait photography camera
73
manual focus
good MP (16 megapixels)
decent sensor size (Four Thirds)
comes with face detect focus
delivers RAW formats
81
you can focus manually
good resolution (24 megapixels)
decent sensor size (APS-C)
offers face detect autofocus
supports RAW files
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Street Comparison

Street photography with Olympus E-M10 III
Street photography with Sony A6400
77
screen tilts
has image stabilization (Sensor based 5-axis)
decent sensor size (Four Thirds)
delivers RAW formats
features focus via touch
good ISO range (25,600)
heavier than competition (410g)
81
tilting screen
decent sensor size (APS-C)
supports RAW files
includes focus by touch
weather proofing
above average ISO range (32,000)
no image stabilization
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Sports Comparison

Olympus E-M10 III Sports photography info
Sony A6400 Sports photography info
69
quiet mode (1/16,000s)
has image stabilization (Sensor based 5-axis)
good MP (16MP)
decent sensor size (Four Thirds)
comes with tracking focus
no phase detect auto focus
76
good resolution (24MP)
decent sensor size (APS-C)
offers tracking focus
weather proofing
has phase detect autofocus
no image stabilization
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Travel Comparison

Olympus E-M10 III Travel photography details
Sony A6400 Travel photography details
67
features focus via touch
good MP (16 megapixels)
flash built-in
heavier than competition (410g)
display is not selfie friendly
87
weather proofing
connects via bluetooth
includes focus by touch
good resolution (24 megapixels)
has built in flash
selfie friendly display
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Landscape Comparison

Landscape photography with Olympus E-M10 III
Landscape photography with Sony A6400
80
manual focus
interchangeable lenses (Micro Four Thirds mount)
screen size is good (3")
has image stabilization (Sensor based 5-axis)
good MP (16MP)
decent sensor size (Four Thirds)
good ISO range (25,600)
delivers RAW formats
80
you can focus manually
interchangeable lenses (Sony E mount)
screen size is good (3 inches)
good resolution (24MP)
decent sensor size (APS-C)
above average ISO range (32,000)
supports RAW files
weather proofing
no image stabilization
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Vlogging Comparison

Olympus E-M10 III Vlogging advice
Sony A6400 Vlogging advice
32
has touchscreen
has image stabilization (Sensor based 5-axis)
comes with face detect focus
video res high (3840 x 2160 resolution)
display is not selfie friendly
doesn't have mic jack
heavier than competition (410 grams)
80
selfie friendly display
touchscreen enabled
offers face detect autofocus
good video quality (3840 x 2160 pixels)
has microphone socket
no image stabilization
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Olympus E-M10 III vs Sony A6400 Specifications

Detailed spec comparison table for Olympus E-M10 III and Sony A6400
 Olympus OM-D E-M10 Mark IIISony Alpha a6400
General Information
Brand Name Olympus Sony
Model Olympus OM-D E-M10 Mark III Sony Alpha a6400
Type Entry-Level Mirrorless Advanced Mirrorless
Announced 2017-08-31 2019-01-15
Physical type SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Processor TruePic VIII Bionz X
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor measurements 17.4 x 13mm 23.5 x 15.6mm
Sensor surface area 226.2mm² 366.6mm²
Sensor resolution 16 megapixels 24 megapixels
Anti aliasing filter
Aspect ratio 4:3 1:1, 3:2 and 16:9
Peak resolution 4608 x 3456 6000 x 4000
Highest native ISO 25600 32000
Highest enhanced ISO - 102400
Minimum native ISO 200 100
RAW format
Minimum enhanced ISO 100 -
Autofocusing
Focus manually
Touch focus
Continuous autofocus
Single autofocus
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 121 425
Lens
Lens mount Micro Four Thirds Sony E
Available lenses 107 121
Crop factor 2.1 1.5
Screen
Display type Tilting Tilting
Display sizing 3" 3"
Display resolution 1,040 thousand dots 922 thousand dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360 thousand dots 2,359 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.62x 0.7x
Features
Min shutter speed 60 seconds 30 seconds
Max shutter speed 1/4000 seconds 1/4000 seconds
Max quiet shutter speed 1/16000 seconds -
Continuous shutter rate 8.6fps 11.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Built-in flash
Flash range 5.80 m (at ISO 100) 6.00 m (at ISO 100)
Flash modes Auto, redeye, slow sync, 2nd-curtain slow sync, redeye slow sync, fill-in, manual, off Off, auto, on, slow sync, rear sync, redeye reduction, wireless, hi-speed sync
External flash
Auto exposure bracketing
WB bracketing
Max flash synchronize 1/250 seconds -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Highest video resolution 3840x2160 3840x2160
Video data format MPEG-4, H.264 MPEG-4, H.264, XAVC-S
Microphone port
Headphone port
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 proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 410g (0.90 lbs) 403g (0.89 lbs)
Physical dimensions 122 x 84 x 50mm (4.8" x 3.3" x 2.0") 120 x 67 x 50mm (4.7" x 2.6" x 2.0")
DXO scores
DXO Overall score not tested 83
DXO Color Depth score not tested 24.0
DXO Dynamic range score not tested 13.6
DXO Low light score not tested 1431
Other
Battery life 330 shots 410 shots
Type of battery Battery Pack Battery Pack
Battery model BLS-50 NP-FW50
Self timer Yes (2 or 12 secs, custom) Yes
Time lapse recording
Type of storage SD/SDHC/SDXC (UHS-I/II supported) SD/SDHC/SDXC/Memory Stick DUO (UHS-I compliant)
Card slots Single Single
Pricing at release $650 $898