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Olympus E-M5 III vs Sony A6600

Portability
80
Imaging
62
Features
88
Overall
72
Olympus OM-D E-M5 III front
 
Sony Alpha a6600 front
Portability
77
Imaging
70
Features
96
Overall
80

Olympus E-M5 III vs Sony A6600 Key Specs

Olympus E-M5 III
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 414g - 125 x 85 x 50mm
  • Launched October 2019
  • Replaced the Olympus E-M5 II
  • Successor is OM System OM-5
Sony A6600
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 100 - 32000 (Boost to 102400)
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Sony E Mount
  • 503g - 120 x 67 x 69mm
  • Introduced August 2019
  • Refreshed by Sony A6700
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Olympus E-M5 III vs Sony A6600 Overview

Below is a in-depth review of the Olympus E-M5 III and Sony A6600, both Advanced Mirrorless digital cameras by brands Olympus and Sony. The resolution of the E-M5 III (20MP) and the A6600 (24MP) is relatively similar but the E-M5 III (Four Thirds) and A6600 (APS-C) provide totally different sensor sizes.

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The E-M5 III was introduced 2 months later than the A6600 which means that they are both of a similar generation. Each of these cameras have different body design with the Olympus E-M5 III being a SLR-style mirrorless camera and the Sony A6600 being a Rangefinder-style mirrorless camera.

Before going right into a more detailed comparison, here is a quick view of how the E-M5 III scores vs the A6600 in terms of portability, imaging, features and an overall grade.

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Reasons to pick Olympus E-M5 III over the Sony A6600

 E-M5 III A6600 
Screen typeFully ArticulatedTiltingFully Articulating screen
Screen resolution1040k922kCrisper screen (+118k dot)

Reasons to pick Sony A6600 over the Olympus E-M5 III

 A6600 E-M5 III 

Common features in the Olympus E-M5 III and Sony A6600

 E-M5 III A6600 
IntroducedOctober 2019August 2019Similar generation
Manually focus Very exact focus
Screen dimensions3"3"Equal screen dimensions
Selfie screen Both are selfie friendly
Touch screen Quickly navigate

Olympus E-M5 III vs Sony A6600 Physical Comparison

If you're intending to lug around your camera frequently, you need to think about its weight and measurements. The Olympus E-M5 III features external dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") along with a weight of 414 grams (0.91 lbs) whilst the Sony A6600 has proportions of 120mm x 67mm x 69mm (4.7" x 2.6" x 2.7") with a weight of 503 grams (1.11 lbs).

Contrast the Olympus E-M5 III and Sony A6600 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you are utilizing during that time. Following is a front view measurement comparison of the E-M5 III versus the A6600.

Olympus E-M5 III vs Sony A6600 size comparison

Factoring in dimensions and weight, the portability score of the E-M5 III and A6600 is 80 and 77 respectively.

Olympus E-M5 III vs Sony A6600 top view buttons comparison

Olympus E-M5 III vs Sony A6600 Sensor Comparison

More often than not, it's hard to envision the contrast between sensor measurements merely by going over specifications. The graphic here may provide you a greater sense of the sensor dimensions in the E-M5 III and A6600.

Plainly, both of the cameras have different megapixels and different sensor measurements. The E-M5 III with its tinier sensor will make achieving shallow depth of field more challenging and the Sony A6600 will offer you extra detail using its extra 4MP. Higher resolution will make it easier to crop pictures a bit more aggressively.

Olympus E-M5 III vs Sony A6600 sensor size comparison

Olympus E-M5 III vs Sony A6600 Screen and ViewFinder

Olympus E-M5 III vs Sony A6600 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M5 III as a Portrait photography camera
Sony A6600 as a Portrait photography camera
77
has manual focus
MP count decent (20 megapixels)
sensor size is good (Four Thirds)
provides face detect autofocus
supports RAW formats
82
manual focus
megapixel count decent (24 megapixels)
sensor size is decent (APS-C)
comes with face detect focus
supports RAW formats
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Street Comparison

Olympus E-M5 III as a Street photography camera
Sony A6600 as a Street photography camera
83
fully articulated screen
image stabilization (Sensor based 5-axis)
sensor size is good (Four Thirds)
supports RAW formats
features focus via touch
weather proofing
great high ISO (25,600)
84
has a tilting screen
built in image stabilization (Sensor based 5-axis)
sensor size is decent (APS-C)
supports RAW formats
offers touch focus
weather proofing
very good high ISO (32,000)
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Sports Comparison

Sports photography with Olympus E-M5 III
Sports photography with Sony A6600
76
great max shutter speed (1/8,000s)
silent shooting (1/32,000s)
high frames per second (30.0 frames/s)
image stabilization (Sensor based 5-axis)
MP count decent (20MP)
sensor size is good (Four Thirds)
provides tracking focus
weather proofing
supports phase detect autofocus
terrible battery pack (310 per charge)
85
built in image stabilization (Sensor based 5-axis)
megapixel count decent (24 megapixels)
sensor size is decent (APS-C)
comes with tracking focus
weather proofing
great battery pack (810 per charge)
sensor has phase detect auto focus
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Travel Comparison

Olympus E-M5 III Travel photography details
Sony A6600 Travel photography details
77
weather proofing
has bluetooth
features focus via touch
MP count decent (20 megapixels)
selfie friendly display
terrible battery pack (310 CIPA)
84
great battery pack (810 shots)
weather proofing
connects via bluetooth
offers touch focus
megapixel count decent (24MP)
display is selfie friendly
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Landscape Comparison

Landscape photography with Olympus E-M5 III
Landscape photography with Sony A6600
77
has manual focus
swap lenses (Micro Four Thirds mount)
screen size is decent (3")
image stabilization (Sensor based 5-axis)
MP count decent (20 megapixels)
sensor size is good (Four Thirds)
great high ISO (25,600)
supports RAW formats
weather proofing
terrible battery pack (310 CIPA)
85
manual focus
swap lenses (Sony E mount)
screen is a decent size (3")
built in image stabilization (Sensor based 5-axis)
megapixel count decent (24 megapixels)
sensor size is decent (APS-C)
very good high ISO (32,000)
supports RAW formats
weather proofing
great battery pack (810 per charge)
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Vlogging Comparison

Olympus E-M5 III Vlogging info
Sony A6600 Vlogging info
84
selfie friendly display
touchscreen enabled
image stabilization (Sensor based 5-axis)
provides face detect autofocus
video res high (4096 x 2160 resolution)
comes with microphone support
84
display is selfie friendly
touchscreen enabled
built in image stabilization (Sensor based 5-axis)
comes with face detect focus
video resolution high (3840 x 2160 pxls)
includes microphone port
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Olympus E-M5 III vs Sony A6600 Specifications

Detailed spec comparison table for Olympus E-M5 III and Sony A6600
 Olympus OM-D E-M5 IIISony Alpha a6600
General Information
Company Olympus Sony
Model type Olympus OM-D E-M5 III Sony Alpha a6600
Type Advanced Mirrorless Advanced Mirrorless
Launched 2019-10-17 2019-08-28
Body design SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Processor Chip TruePic VIII Bionz X
Sensor type MOS 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 20MP 24MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Highest Possible resolution 5184 x 3888 6000 x 4000
Maximum native ISO 25600 32000
Maximum enhanced ISO - 102400
Minimum native ISO 200 100
RAW images
Minimum enhanced ISO 64 -
Autofocusing
Focus manually
Touch focus
Autofocus continuous
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 121 425
Lens
Lens mount type Micro Four Thirds Sony E
Total lenses 107 121
Crop factor 2.1 1.5
Screen
Screen type Fully Articulated Tilting
Screen diagonal 3" 3"
Screen resolution 1,040 thousand dot 922 thousand dot
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360 thousand dot 2,359 thousand dot
Viewfinder coverage 100% 100%
Viewfinder magnification 0.68x 0.71x
Features
Min shutter speed 60 seconds 30 seconds
Max shutter speed 1/8000 seconds 1/4000 seconds
Max silent shutter speed 1/32000 seconds -
Continuous shutter speed 30.0 frames/s 11.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash distance no built-in flash no built-in flash
Flash settings Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual Flash off, Autoflash, Fill-flash, Rear Sync., Slow Sync., Red-eye reduction (On/Off selectable), Hi-speed sync, Wireless
Hot shoe
AE bracketing
WB bracketing
Max flash sync 1/250 seconds -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Maximum video resolution 4096x2160 3840x2160
Video format MPEG-4, H.264 MPEG-4, AVCHD, XAVC S
Microphone jack
Headphone jack
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) Yes
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 414 grams (0.91 pounds) 503 grams (1.11 pounds)
Physical dimensions 125 x 85 x 50mm (4.9" x 3.3" x 2.0") 120 x 67 x 69mm (4.7" x 2.6" x 2.7")
DXO scores
DXO Overall rating not tested 82
DXO Color Depth rating not tested 23.8
DXO Dynamic range rating not tested 13.4
DXO Low light rating not tested 1497
Other
Battery life 310 photos 810 photos
Type of battery Battery Pack Battery Pack
Battery ID BLN-1 NP-FZ1000
Self timer Yes (2 or 10 secs, custom) Yes
Time lapse recording
Type of storage SD/SDHC/SDXC (UHS-II supported) SD/SDHC/SDXC + Memory Stick Pro Duo
Storage slots 1 1
Price at release $1,199 $1,198