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Olympus E-M5 III vs Sony RX10 III

Portability
80
Imaging
62
Features
88
Overall
72
Olympus OM-D E-M5 III front
 
Sony Cyber-shot DSC-RX10 III front
Portability
53
Imaging
52
Features
77
Overall
62

Olympus E-M5 III vs Sony RX10 III Key Specs

Olympus E-M5 III
(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
  • 414g - 125 x 85 x 50mm
  • Released October 2019
  • Succeeded the Olympus E-M5 II
  • Later Model is OM System OM-5
Sony RX10 III
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Screen
  • ISO 125 - 12800 (Increase to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 24-600mm (F2.4-4.0) lens
  • 1051g - 133 x 94 x 127mm
  • Revealed March 2016
  • Replaced the Sony RX10 II
  • Refreshed by Sony RX10 IV
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Olympus E-M5 III vs Sony RX10 III Overview

Below is a comprehensive overview of the Olympus E-M5 III vs Sony RX10 III, one being a Advanced Mirrorless and the latter is a Large Sensor Superzoom by companies Olympus and Sony. The sensor resolution of the E-M5 III (20MP) and the RX10 III (20MP) is relatively comparable but the E-M5 III (Four Thirds) and RX10 III (1") provide different sensor measurements.

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The E-M5 III was introduced 3 years later than the RX10 III and that is a fairly large gap as far as camera technology is concerned. The two cameras feature different body design with the Olympus E-M5 III being a SLR-style mirrorless camera and the Sony RX10 III being a SLR-like (bridge) camera.

Before delving into a in depth comparison, here is a concise overview of how the E-M5 III matches up against the RX10 III with regards to portability, imaging, features and an overall grade.

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Reasons to pick Olympus E-M5 III over the Sony RX10 III

 E-M5 III RX10 III 
RevealedOctober 2019March 2016More recent by 44 months
Screen typeFully ArticulatedTiltingFully Articulating screen
Selfie screen Take selfies
Touch friendly screen Quickly navigate

Reasons to pick Sony RX10 III over the Olympus E-M5 III

 RX10 III E-M5 III 
Screen resolution1229k1040kSharper screen (+189k dot)

Common features in the Olympus E-M5 III and Sony RX10 III

 E-M5 III RX10 III 
Manually focus Very precise focus
Screen size3"3"Same screen measurements

Olympus E-M5 III vs Sony RX10 III Physical Comparison

In case you're looking to lug around your camera, you're going to have to consider its weight and measurements. The Olympus E-M5 III has external measurements of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") having a weight of 414 grams (0.91 lbs) whilst the Sony RX10 III has proportions of 133mm x 94mm x 127mm (5.2" x 3.7" x 5.0") accompanied by a weight of 1051 grams (2.32 lbs).

Check out the Olympus E-M5 III vs Sony RX10 III in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you are using at that time. The following is a front view dimensions comparison of the E-M5 III compared to the RX10 III.

Olympus E-M5 III vs Sony RX10 III size comparison

Using dimensions and weight, the portability rating of the E-M5 III and RX10 III is 80 and 53 respectively.

Olympus E-M5 III vs Sony RX10 III top view buttons comparison

Olympus E-M5 III vs Sony RX10 III Sensor Comparison

Sometimes, it's tough to imagine the gap in sensor measurements just by going through a spec sheet. The photograph underneath will help give you a greater sense of the sensor measurements in the E-M5 III and RX10 III.

As you can see, both cameras feature the identical megapixels albeit different sensor measurements. The E-M5 III offers the bigger sensor which should make achieving shallow depth of field simpler. The fresher E-M5 III provides an edge when it comes to sensor tech.

Olympus E-M5 III vs Sony RX10 III sensor size comparison

Olympus E-M5 III vs Sony RX10 III Screen and ViewFinder

Olympus E-M5 III vs Sony RX10 III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M5 III as a Portrait photography camera
Sony RX10 III as a Portrait photography camera
77
focusing manually
decent sensor resolution (20MP)
decent sensor size (Four Thirds)
has face detect focus
supports RAW files
71
manual focus
resolution is good (20MP)
sensor size is good (1")
supports face detection autofocus
saves RAW files
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Street Comparison

Street photography with Olympus E-M5 III
Street photography with Sony RX10 III
83
screen articulates
built in image stabilization (Sensor based 5-axis)
decent sensor size (Four Thirds)
supports RAW files
offers focus by touch
environment proofing
above average high ISO (25,600)
64
tilting screen
built in image stabilization (Optical)
sensor size is good (1")
saves RAW files
weather proofing
more heavy than competition (1,051g)
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Sports Comparison

Olympus E-M5 III as a Sports photography camera
Sony RX10 III as a Sports photography camera
76
high shutter speed (1/8,000 seconds)
silent mode (1/32,000 seconds)
high max frames per second (30.0 frames per second)
built in image stabilization (Sensor based 5-axis)
decent sensor resolution (20MP)
decent sensor size (Four Thirds)
has tracking focus
environment proofing
sensor has phase detect auto focus
bad battery pack (310 per charge)
70
long zoom range (24-600mm 25.0 x zoom)
quiet shooting (1/32,000 seconds)
built in image stabilization (Optical)
resolution is good (20 megapixels)
sensor size is good (1")
supports tracking autofocus
weather proofing
great battery (420 shots)
no phase detect autofocus
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Travel Comparison

Olympus E-M5 III Travel photography features
Sony RX10 III Travel photography features
77
environment proofing
has bluetooth
offers focus by touch
decent sensor resolution (20MP)
selfie friendly screen
bad battery pack (310 per charge)
55
great battery (420 per charge)
weather proofing
resolution is good (20 megapixels)
flash built-in
fairly wide (24mm)
very long zoom (600mm)
does not have Timelapse mode
more heavy than competition (1,051g)
display isn't selfie friendly
slow maximum aperture (f2.4)
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Landscape Comparison

Olympus E-M5 III as a Landscape photography camera
Sony RX10 III as a Landscape photography camera
77
focusing manually
swap lenses (Micro Four Thirds mount)
decent sized screen (3 inches)
built in image stabilization (Sensor based 5-axis)
decent sensor resolution (20 megapixels)
decent sensor size (Four Thirds)
above average high ISO (25,600)
supports RAW files
environment proofing
bad battery pack (310 per charge)
63
manual focus
fairly wide (24mm)
screen is a good size (3 inch)
built in image stabilization (Optical)
resolution is good (20 megapixels)
sensor size is good (1")
saves RAW files
weather proofing
great battery (420 shots)
cannot swap lens (fixed lens mount)
slow maximum aperture (f2.4)
does not have Timelapse mode
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Vlogging Comparison

Olympus E-M5 III Vlogging info
Sony RX10 III Vlogging info
84
selfie friendly screen
touchscreen functionality
built in image stabilization (Sensor based 5-axis)
has face detect focus
high quality video (4096 x 2160 pxls)
includes mic socket
28
fairly wide (24mm)
built in image stabilization (Optical)
supports face detection autofocus
high quality video (3840 x 2160 pixels)
has external microphone socket
slow maximum aperture (f2.4)
display isn't selfie friendly
more heavy than competition (1,051 grams)
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Olympus E-M5 III vs Sony RX10 III Specifications

Detailed spec comparison table for Olympus E-M5 III and Sony RX10 III
 Olympus OM-D E-M5 IIISony Cyber-shot DSC-RX10 III
General Information
Brand Name Olympus Sony
Model Olympus OM-D E-M5 III Sony Cyber-shot DSC-RX10 III
Type Advanced Mirrorless Large Sensor Superzoom
Released 2019-10-17 2016-03-29
Physical type SLR-style mirrorless SLR-like (bridge)
Sensor Information
Chip TruePic VIII Bionz X
Sensor type MOS BSI-CMOS
Sensor size Four Thirds 1"
Sensor measurements 17.4 x 13mm 13.2 x 8.8mm
Sensor area 226.2mm² 116.2mm²
Sensor resolution 20 megapixel 20 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Highest resolution 5184 x 3888 5472 x 3648
Highest native ISO 25600 12800
Highest boosted ISO - 25600
Minimum native ISO 200 125
RAW format
Minimum boosted ISO 64 64
Autofocusing
Manual focus
Touch focus
Autofocus continuous
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 121 25
Lens
Lens mounting type Micro Four Thirds fixed lens
Lens focal range - 24-600mm (25.0x)
Maximum aperture - f/2.4-4.0
Macro focus range - 3cm
Amount of lenses 107 -
Crop factor 2.1 2.7
Screen
Type of display Fully Articulated Tilting
Display diagonal 3" 3"
Display resolution 1,040k dots 1,229k dots
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360k dots 2,359k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.68x 0.7x
Features
Slowest shutter speed 60s 30s
Maximum shutter speed 1/8000s 1/2000s
Maximum quiet shutter speed 1/32000s 1/32000s
Continuous shooting rate 30.0 frames per second 14.0 frames per second
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change white balance
Image stabilization
Integrated flash
Flash range no built-in flash 10.80 m (at Auto ISO)
Flash options Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual Auto, fill-flash, slow sync, rear sync, off
External flash
AE bracketing
White balance bracketing
Maximum flash synchronize 1/250s -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p) ,1440 x 1080 (30p), 640 x 480 (30p)
Highest video resolution 4096x2160 3840x2160
Video file format MPEG-4, H.264 MPEG-4, AVCHD, 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 414 grams (0.91 pounds) 1051 grams (2.32 pounds)
Physical dimensions 125 x 85 x 50mm (4.9" x 3.3" x 2.0") 133 x 94 x 127mm (5.2" x 3.7" x 5.0")
DXO scores
DXO All around score not tested 70
DXO Color Depth score not tested 23.1
DXO Dynamic range score not tested 12.6
DXO Low light score not tested 472
Other
Battery life 310 images 420 images
Battery type Battery Pack Battery Pack
Battery model BLN-1 NP-FW50
Self timer Yes (2 or 10 secs, custom) Yes (2 or 10 sec, continuous)
Time lapse shooting
Storage type SD/SDHC/SDXC (UHS-II supported) SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Card slots Single Single
Price at launch $1,199 $1,398