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Olympus E-M1 III vs Panasonic GH5

Portability
67
Imaging
62
Features
96
Overall
75
Olympus OM-D E-M1 Mark III front
 
Panasonic Lumix DMC-GH5 front
Portability
59
Imaging
60
Features
89
Overall
71

Olympus E-M1 III vs Panasonic GH5 Key Specs

Olympus E-M1 III
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 580g - 134 x 91 x 69mm
  • Revealed February 2020
  • Replaced the Olympus E-M1 II
Panasonic GH5
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3.2" Fully Articulated Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 725g - 139 x 98 x 87mm
  • Revealed January 2017
  • Superseded the Panasonic GH4
  • Newer Model is Panasonic GH5 II
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Olympus E-M1 III vs Panasonic GH5 Overview

Lets examine more in depth at the Olympus E-M1 III versus Panasonic GH5, both Pro Mirrorless cameras by rivals Olympus and Panasonic. The sensor resolution of the E-M1 III (20MP) and the GH5 (20MP) is very close and they use the exact same sensor size (Four Thirds).

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The E-M1 III was brought out 3 years later than the GH5 and that is a fairly large difference as far as camera tech is concerned. Both cameras come with the identical body type (SLR-style mirrorless).

Before going through a more detailed comparison, below is a concise view of how the E-M1 III scores vs the GH5 in relation to portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-M1 III over the Panasonic GH5

 E-M1 III GH5 
RevealedFebruary 2020January 2017Fresher by 38 months

Reasons to pick Panasonic GH5 over the Olympus E-M1 III

 GH5 E-M1 III 
Display dimension3.2"3"Larger display (+0.2")
Display resolution1620k1037kSharper display (+583k dot)

Common features in the Olympus E-M1 III and Panasonic GH5

 E-M1 III GH5 
Manually focus Dial accurate focusing
Display typeFully ArticulatedFully ArticulatedFully Articulated display
Selfie screen Both are selfie friendly
Touch friendly display Easily navigate

Olympus E-M1 III vs Panasonic GH5 Physical Comparison

For anyone who is looking to carry your camera, you will have to factor its weight and measurements. The Olympus E-M1 III enjoys external measurements of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") accompanied by a weight of 580 grams (1.28 lbs) whilst the Panasonic GH5 has proportions of 139mm x 98mm x 87mm (5.5" x 3.9" x 3.4") having a weight of 725 grams (1.60 lbs).

Analyze the Olympus E-M1 III versus Panasonic GH5 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will change depending on the lens you are employing during that time. Underneath is the front view dimension comparison of the E-M1 III and the GH5.

Olympus E-M1 III vs Panasonic GH5 size comparison

Taking into consideration size and weight, the portability grade of the E-M1 III and GH5 is 67 and 59 respectively.

Olympus E-M1 III vs Panasonic GH5 top view buttons comparison

Olympus E-M1 III vs Panasonic GH5 Sensor Comparison

Usually, it is very hard to picture the gap in sensor sizing merely by researching a spec sheet. The photograph here might give you a much better sense of the sensor sizing in the E-M1 III and GH5.

As you can see, the 2 cameras posses the exact same sensor measurements and the exact same MP so you can expect comparable quality of images however you will want to consider the launch date of the cameras into account. The newer E-M1 III provides an advantage when it comes to sensor tech.

Olympus E-M1 III vs Panasonic GH5 sensor size comparison

Olympus E-M1 III vs Panasonic GH5 Screen and ViewFinder

Olympus E-M1 III vs Panasonic GH5 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M1 III Portrait photography highlights
Panasonic GH5 Portrait photography highlights
77
you can focus manually
MP count good (20MP)
sensor size is good (Four Thirds)
provides face detect focus
supports RAW formats
76
manual focus
decent megapixels (20 megapixels)
sensor size is good (Four Thirds)
supports face detection focusing
delivers RAW formats
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Street Comparison

Olympus E-M1 III as a Street photography camera
Panasonic GH5 as a Street photography camera
78
screen articulates fully
image stabilization (Sensor based 5-axis)
sensor size is good (Four Thirds)
supports RAW formats
provides touch focus
environment proof
good high ISO (25,600)
74
fully articulated screen
image stabilization (Sensor based 5-axis)
sensor size is good (Four Thirds)
delivers RAW formats
supports touch to focus
environment proofing
great ISO range (25,600)
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Sports Comparison

Sports photography with Olympus E-M1 III
Sports photography with Panasonic GH5
81
max shutter speed is good (1/8,000s)
quiet shooting (1/32,000s)
high max fps (60.0 fps)
image stabilization (Sensor based 5-axis)
MP count good (20 megapixels)
sensor size is good (Four Thirds)
provides tracking focus
environment proof
comes with phase detect auto focus
68
maximum shutter speed is high (1/8,000s)
silent shooting (1/16,000s)
image stabilization (Sensor based 5-axis)
decent megapixels (20 megapixels)
sensor size is good (Four Thirds)
supports tracking autofocus
environment proofing
not so great battery life (410 per charge)
no phase detect AF
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Travel Comparison

Travel photography with Olympus E-M1 III
Travel photography with Panasonic GH5
79
environment proof
has bluetooth
provides touch focus
MP count good (20MP)
selfie friendly screen
68
environment proofing
supports bluetooth
supports touch to focus
decent megapixels (20MP)
selfie friendly screen
not so great battery life (410 CIPA)
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Landscape Comparison

Landscape photography with Olympus E-M1 III
Landscape photography with Panasonic GH5
81
you can focus manually
interchangeable lenses (Micro Four Thirds mount)
good sized screen (3 inch)
image stabilization (Sensor based 5-axis)
MP count good (20MP)
sensor size is good (Four Thirds)
no anti aliasing filter
good high ISO (25,600)
supports RAW formats
environment proof
has dual storage slots
75
manual focus
swap lenses (Micro Four Thirds mount)
screen size is good (3.2 inch)
image stabilization (Sensor based 5-axis)
decent megapixels (20MP)
sensor size is good (Four Thirds)
no low pass filter
great ISO range (25,600)
delivers RAW formats
environment proofing
2 card slots
not so great battery life (410 per charge)
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Vlogging Comparison

Olympus E-M1 III Vlogging info
Panasonic GH5 Vlogging info
79
selfie friendly screen
touchscreen enabled
image stabilization (Sensor based 5-axis)
provides face detect focus
high quality video (4096 x 2160 pxls)
does have microphone jack
75
selfie friendly screen
built-in touchscreen
image stabilization (Sensor based 5-axis)
supports face detection focusing
high quality video (4096 x 2160 pixels)
comes with external mic support
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Olympus E-M1 III vs Panasonic GH5 Specifications

Detailed spec comparison table for Olympus E-M1 III and Panasonic GH5
 Olympus OM-D E-M1 Mark IIIPanasonic Lumix DMC-GH5
General Information
Company Olympus Panasonic
Model type Olympus OM-D E-M1 Mark III Panasonic Lumix DMC-GH5
Type Pro Mirrorless Pro Mirrorless
Revealed 2020-02-11 2017-01-04
Physical type SLR-style mirrorless SLR-style mirrorless
Sensor Information
Powered by TruePic IX Venus Engine
Sensor type CMOS CMOS
Sensor size Four Thirds Four Thirds
Sensor dimensions 17.4 x 13mm 17.3 x 13mm
Sensor surface area 226.2mm² 224.9mm²
Sensor resolution 20 megapixels 20 megapixels
Anti alias filter
Aspect ratio 4:3 1:1, 4:3, 3:2 and 16:9
Peak resolution 5184 x 3888 5184 x 3888
Highest native ISO 25600 25600
Lowest native ISO 200 200
RAW format
Lowest enhanced ISO 64 100
Autofocusing
Manual focusing
Autofocus touch
Autofocus continuous
Autofocus single
Autofocus tracking
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 121 225
Cross type focus points 121 -
Lens
Lens mount type Micro Four Thirds Micro Four Thirds
Number of lenses 107 107
Focal length multiplier 2.1 2.1
Screen
Screen type Fully Articulated Fully Articulated
Screen size 3" 3.2"
Resolution of screen 1,037k dots 1,620k dots
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360k dots 3,680k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.74x 0.76x
Features
Minimum shutter speed 60 seconds 60 seconds
Fastest shutter speed 1/8000 seconds 1/8000 seconds
Fastest silent shutter speed 1/32000 seconds 1/16000 seconds
Continuous shutter rate 60.0fps 12.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change white balance
Image stabilization
Built-in flash
Flash distance 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 Auto, Auto/Redeye Reduction, Forced On, Forced On w/Redeye Reduction, Slow Sync, Slow Sync w/Redeye Reduction, Forced Off
External flash
AEB
WB bracketing
Fastest flash synchronize 1/250 seconds -
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 PCM3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 25p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 23.98p / 102 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 60p, MOV, H.264, Linear PCM1920 x 1080 @ 50p, MOV, H.264, Linear PCM1920 x 1080 @ 30p, MOV, H.264, Linear PCM1920 x 1080 @ 25p, MOV, H.264, Linear PCM1920 x 1080 @ 23.98p, MOV, H.264, Linear PCM 4096 x 2160 (24p), 3840 x 2160 (60p, 50p, 30p, 25p, 24p), 1920 x 1080 (60p, 50p, 30p, 25p, 24p)
Highest video resolution 4096x2160 4096x2160
Video file format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Mic support
Headphone support
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 3.1 Gen 1 (5 GBit/sec) USB 3.1 Gen 1(5 GBit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 580 grams (1.28 pounds) 725 grams (1.60 pounds)
Dimensions 134 x 91 x 69mm (5.3" x 3.6" x 2.7") 139 x 98 x 87mm (5.5" x 3.9" x 3.4")
DXO scores
DXO Overall rating not tested 77
DXO Color Depth rating not tested 23.9
DXO Dynamic range rating not tested 13.0
DXO Low light rating not tested 807
Other
Battery life 420 photographs 410 photographs
Form of battery Battery Pack Battery Pack
Battery ID BLH-1 -
Self timer Yes (2 or 12 secs, custom) Yes (2 or 10 secs; 10 secs w/3 shots)
Time lapse recording
Storage type Dual SD/SDHC/SDXC slots (UHS-II on first slot) Dual SD/SDHC/SDXC (UHS-II compatible)
Card slots Dual Dual
Pricing at release $1,800 $1,298