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Olympus E-M5 III vs Panasonic GX9

Portability
80
Imaging
62
Features
88
Overall
72
Olympus OM-D E-M5 III front
 
Panasonic Lumix DC-GX9 front
Portability
82
Imaging
60
Features
80
Overall
68

Olympus E-M5 III vs Panasonic GX9 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
  • Revealed October 2019
  • Superseded the Olympus E-M5 II
  • Replacement is OM System OM-5
Panasonic GX9
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 407g - 124 x 72 x 47mm
  • Announced February 2018
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Olympus E-M5 III vs Panasonic GX9 Overview

Here, we will be comparing the Olympus E-M5 III versus Panasonic GX9, both Advanced Mirrorless digital cameras by rivals Olympus and Panasonic. The image resolution of the E-M5 III (20MP) and the GX9 (20MP) is relatively similar and both cameras have the identical sensor measurements (Four Thirds).

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The E-M5 III was announced 21 months later than the GX9 which makes them a generation apart from each other. Both of these cameras feature different body design with the Olympus E-M5 III being a SLR-style mirrorless camera and the Panasonic GX9 being a Rangefinder-style mirrorless camera.

Before going right into a step-by-step comparison, here is a simple summation of how the E-M5 III grades against the GX9 in the way of portability, imaging, features and an overall grade.

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Reasons to pick Olympus E-M5 III over the Panasonic GX9

 E-M5 III GX9 
AnnouncedOctober 2019February 2018More recent by 21 months
Screen typeFully ArticulatedTiltingFully Articulating screen
Selfie screen Take selfies

Reasons to pick Panasonic GX9 over the Olympus E-M5 III

 GX9 E-M5 III 
Screen resolution1240k1040kClearer screen (+200k dot)

Common features in the Olympus E-M5 III and Panasonic GX9

 E-M5 III GX9 
Manual focus More precise focus
Screen size3"3"Same screen measurements
Touch screen Quickly navigate

Olympus E-M5 III vs Panasonic GX9 Physical Comparison

In case you're going to lug around your camera regularly, you have to think about its weight and proportions. The Olympus E-M5 III offers outside dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") and a weight of 414 grams (0.91 lbs) while the Panasonic GX9 has measurements of 124mm x 72mm x 47mm (4.9" x 2.8" x 1.9") accompanied by a weight of 407 grams (0.90 lbs).

Analyze the Olympus E-M5 III versus Panasonic GX9 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 based on the lens you are utilising at the time. The following is a front view measurements comparison of the E-M5 III versus the GX9.

Olympus E-M5 III vs Panasonic GX9 size comparison

Using size and weight, the portability rating of the E-M5 III and GX9 is 80 and 82 respectively.

Olympus E-M5 III vs Panasonic GX9 top view buttons comparison

Olympus E-M5 III vs Panasonic GX9 Sensor Comparison

Oftentimes, its difficult to envision the contrast between sensor measurements merely by going over specifications. The graphic underneath may provide you a more clear sense of the sensor sizes in the E-M5 III and GX9.

To sum up, both of those cameras feature the identical sensor size and the exact same resolution so you should expect similar quality of pictures but you may want to factor the production date of the products into consideration. The more recent E-M5 III will have an advantage when it comes to sensor tech.

Olympus E-M5 III vs Panasonic GX9 sensor size comparison

Olympus E-M5 III vs Panasonic GX9 Screen and ViewFinder

Olympus E-M5 III vs Panasonic GX9 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M5 III Portrait photography information
Panasonic GX9 Portrait photography information
77
you can focus manually
sensor resolution is decent (20MP)
nice sensor size (Four Thirds)
offers face detect autofocus
delivers RAW formats
76
has manual focus
megapixel count decent (20 megapixels)
sensor size is good (Four Thirds)
supports face detection focusing
saves RAW files
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Street Comparison

Street photography with Olympus E-M5 III
Street photography with Panasonic GX9
83
screen can move to multiple angles
has image stabilization (Sensor based 5-axis)
nice sensor size (Four Thirds)
delivers RAW formats
supports focus by touch
environment proofing
very good ISO range (25,600)
84
tilting screen
built in image stabilization (Sensor based 5-axis)
sensor size is good (Four Thirds)
saves RAW files
offers focus by touch
above average ISO range (25,600)
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Sports Comparison

Olympus E-M5 III Sports photography features
Panasonic GX9 Sports photography features
76
max shutter speed is good (1/8,000 seconds)
silent shutter (1/32,000 seconds)
fast continuous shooting (30.0 fps)
has image stabilization (Sensor based 5-axis)
sensor resolution is decent (20 megapixels)
nice sensor size (Four Thirds)
offers tracking focus
environment proofing
supports phase detect autofocus
low battery life (310 per charge)
72
silent shutter (1/16,000 seconds)
built in image stabilization (Sensor based 5-axis)
megapixel count decent (20MP)
sensor size is good (Four Thirds)
supports tracking autofocus
sensor has phase detect AF
not so great battery (260 per charge)
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Travel Comparison

Olympus E-M5 III Travel photography advice
Panasonic GX9 Travel photography advice
77
environment proofing
connects via bluetooth
supports focus by touch
sensor resolution is decent (20 megapixels)
display is selfie friendly
low battery life (310 CIPA)
71
supports bluetooth
offers focus by touch
megapixel count decent (20 megapixels)
flash built-in
not so great battery (260 per charge)
doesn't offer selfie friendly screen
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Landscape Comparison

Olympus E-M5 III Landscape photography highlights
Panasonic GX9 Landscape photography highlights
77
you can focus manually
swap lenses (Micro Four Thirds mount)
pretty good screen size (3")
has image stabilization (Sensor based 5-axis)
sensor resolution is decent (20 megapixels)
nice sensor size (Four Thirds)
very good ISO range (25,600)
delivers RAW formats
environment proofing
low battery life (310 CIPA)
77
has manual focus
swap lenses (Micro Four Thirds mount)
screen is a decent size (3 inches)
built in image stabilization (Sensor based 5-axis)
megapixel count decent (20MP)
sensor size is good (Four Thirds)
no low pass filter
above average ISO range (25,600)
saves RAW files
not so great battery (260 CIPA)
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Vlogging Comparison

Olympus E-M5 III Vlogging details
Panasonic GX9 Vlogging details
84
display is selfie friendly
screen is touchscreen
has image stabilization (Sensor based 5-axis)
offers face detect autofocus
video res high (4096 x 2160 pxls)
comes with microphone port
35
has touchscreen
built in image stabilization (Sensor based 5-axis)
supports face detection focusing
video res high (3840 x 2160 pxls)
doesn't offer selfie friendly screen
does not have external microphone socket
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Olympus E-M5 III vs Panasonic GX9 Specifications

Detailed spec comparison table for Olympus E-M5 III and Panasonic GX9
 Olympus OM-D E-M5 IIIPanasonic Lumix DC-GX9
General Information
Manufacturer Olympus Panasonic
Model Olympus OM-D E-M5 III Panasonic Lumix DC-GX9
Category Advanced Mirrorless Advanced Mirrorless
Revealed 2019-10-17 2018-02-13
Physical type SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Powered by TruePic VIII Venus Engine
Sensor type MOS CMOS
Sensor size Four Thirds Four Thirds
Sensor measurements 17.4 x 13mm 17.3 x 13mm
Sensor surface area 226.2mm² 224.9mm²
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
Full resolution 5184 x 3888 5184 x 3888
Max native ISO 25600 25600
Lowest native ISO 200 200
RAW files
Lowest boosted ISO 64 100
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Number of focus points 121 49
Lens
Lens mount Micro Four Thirds Micro Four Thirds
Number of lenses 107 107
Focal length multiplier 2.1 2.1
Screen
Screen type Fully Articulated Tilting
Screen size 3" 3"
Resolution of screen 1,040 thousand dots 1,240 thousand dots
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360 thousand dots 2,760 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.68x 0.7x
Features
Slowest shutter speed 60 seconds 60 seconds
Maximum shutter speed 1/8000 seconds 1/4000 seconds
Maximum silent shutter speed 1/32000 seconds 1/16000 seconds
Continuous shooting rate 30.0 frames/s 9.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change white balance
Image stabilization
Integrated flash
Flash range no built-in flash 6.00 m (at ISO 200)
Flash options Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual Auto, auto w/redeye reduction, forced on, forced on w/redeye reduction, slow sync, slow sync w/redeye reduction, forced off
External flash
AEB
WB bracketing
Maximum flash synchronize 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 -
Max video resolution 4096x2160 3840x2160
Video format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Microphone port
Headphone port
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) Yes
GPS None None
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 414g (0.91 lbs) 407g (0.90 lbs)
Physical dimensions 125 x 85 x 50mm (4.9" x 3.3" x 2.0") 124 x 72 x 47mm (4.9" x 2.8" x 1.9")
DXO scores
DXO All around score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life 310 photographs 260 photographs
Battery type Battery Pack Battery Pack
Battery model BLN-1 -
Self timer Yes (2 or 10 secs, custom) Yes (2 or 10 secs, 3 photos over 10 secs)
Time lapse recording
Type of storage SD/SDHC/SDXC (UHS-II supported) SD/SDHC/SDXC card (UHS-I supported)
Card slots Single Single
Launch cost $1,199 $1,000