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Olympus E-M1 III vs Panasonic GX8

Portability
67
Imaging
62
Features
96
Overall
75
Olympus OM-D E-M1 Mark III front
 
Panasonic Lumix DMC-GX8 front
Portability
74
Imaging
58
Features
84
Overall
68

Olympus E-M1 III vs Panasonic GX8 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 Maximum Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 580g - 134 x 91 x 69mm
  • Released February 2020
  • Older Model is Olympus E-M1 II
Panasonic GX8
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 487g - 133 x 78 x 63mm
  • Announced July 2015
  • Succeeded the Panasonic GX7
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Olympus E-M1 III vs Panasonic GX8 Overview

Here is a complete analysis of the Olympus E-M1 III versus Panasonic GX8, former being a Pro Mirrorless while the latter is a Advanced Mirrorless by competitors Olympus and Panasonic. The resolution of the E-M1 III (20MP) and the GX8 (20MP) is relatively well matched and they feature the same exact sensor dimensions (Four Thirds).

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The E-M1 III was manufactured 4 years later than the GX8 and that is quite a significant difference as far as technology is concerned. Both the cameras offer different body type with the Olympus E-M1 III being a SLR-style mirrorless camera and the Panasonic GX8 being a Rangefinder-style mirrorless camera.

Before going straight into a detailed comparison, below is a concise synopsis of how the E-M1 III grades versus the GX8 with regards to portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-M1 III over the Panasonic GX8

 E-M1 III GX8 
AnnouncedFebruary 2020July 2015Fresher by 56 months

Reasons to pick Panasonic GX8 over the Olympus E-M1 III

 GX8 E-M1 III 
Screen resolution1040k1037kSharper screen (+3k dot)

Common features in the Olympus E-M1 III and Panasonic GX8

 E-M1 III GX8 
Focus manually More precise focusing
Screen typeFully ArticulatedFully ArticulatedFully Articulated screen
Screen sizing3"3"Equivalent screen sizing
Selfie screen Both are selfie friendly
Touch screen Quickly navigate

Olympus E-M1 III vs Panasonic GX8 Physical Comparison

For those who are intending to carry your camera, you are going to need to factor its weight and volume. The Olympus E-M1 III has got external dimensions of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") accompanied by a weight of 580 grams (1.28 lbs) while the Panasonic GX8 has sizing of 133mm x 78mm x 63mm (5.2" x 3.1" x 2.5") and a weight of 487 grams (1.07 lbs).

Check the Olympus E-M1 III versus Panasonic GX8 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will change depending on the lens you are utilizing during that time. Underneath is the front view sizing comparison of the E-M1 III and the GX8.

Olympus E-M1 III vs Panasonic GX8 size comparison

Taking into consideration dimensions and weight, the portability score of the E-M1 III and GX8 is 67 and 74 respectively.

Olympus E-M1 III vs Panasonic GX8 top view buttons comparison

Olympus E-M1 III vs Panasonic GX8 Sensor Comparison

Typically, it is difficult to picture the contrast between sensor sizing just by reading through specifications. The photograph here might provide you a far better sense of the sensor sizes in the E-M1 III and GX8.

To sum up, each of the cameras offer the same exact sensor sizing and the identical MP therefore you can expect similar quality of files however you should really consider the launch date of the products into consideration. The fresher E-M1 III should have a benefit when it comes to sensor technology.

Olympus E-M1 III vs Panasonic GX8 sensor size comparison

Olympus E-M1 III vs Panasonic GX8 Screen and ViewFinder

Olympus E-M1 III vs Panasonic GX8 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M1 III Portrait photography features
Panasonic GX8 Portrait photography features
77
focusing manually
decent MP (20 megapixels)
sensor size is nice (Four Thirds)
offers face detection focus
supports RAW formats
74
manual focus
decent sensor resolution (20 megapixels)
sensor size is good (Four Thirds)
provides face detection autofocus
supports RAW formats
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Street Comparison

Olympus E-M1 III Street photography info
Panasonic GX8 Street photography info
78
screen can move to multiple angles
built in image stabilization (Sensor based 5-axis)
sensor size is nice (Four Thirds)
supports RAW formats
supports focus via touch
environment sealing
very good ISO range (25,600)
80
screen articulates
built in image stabilization (Sensor based)
sensor size is good (Four Thirds)
supports RAW formats
comes with touch to focus
environment sealing
great ISO range (25,600)
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Sports Comparison

Sports photography with Olympus E-M1 III
Sports photography with Panasonic GX8
81
maximum shutter speed is high (1/8,000 seconds)
silent mode (1/32,000 seconds)
max frames per second high (60.0 frames/s)
built in image stabilization (Sensor based 5-axis)
decent MP (20 megapixels)
sensor size is nice (Four Thirds)
offers tracking autofocus
environment sealing
supports phase detect auto focus
67
maximum shutter speed is high (1/8,000s)
silent shooting (1/16,000s)
built in image stabilization (Sensor based)
decent sensor resolution (20 megapixels)
sensor size is good (Four Thirds)
provides tracking autofocus
environment sealing
bad battery pack (330 shots)
has no phase detect autofocus
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Travel Comparison

Travel photography with Olympus E-M1 III
Travel photography with Panasonic GX8
79
environment sealing
connects via bluetooth
supports focus via touch
decent MP (20 megapixels)
selfie friendly screen
73
environment sealing
comes with touch to focus
decent sensor resolution (20MP)
selfie friendly display
bad battery pack (330 shots)
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Landscape Comparison

Olympus E-M1 III as a Landscape photography camera
Panasonic GX8 as a Landscape photography camera
81
focusing manually
change lenses (Micro Four Thirds mount)
nice screen size (3")
built in image stabilization (Sensor based 5-axis)
decent MP (20 megapixels)
sensor size is nice (Four Thirds)
no anti aliasing filter
very good ISO range (25,600)
supports RAW formats
environment sealing
has double storage slots
75
manual focus
swap lenses (Micro Four Thirds mount)
screen size is good (3")
built in image stabilization (Sensor based)
decent sensor resolution (20 megapixels)
sensor size is good (Four Thirds)
great ISO range (25,600)
supports RAW formats
environment sealing
bad battery pack (330 per charge)
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Vlogging Comparison

Olympus E-M1 III Vlogging highlights
Panasonic GX8 Vlogging highlights
79
selfie friendly screen
touchscreen functionality
built in image stabilization (Sensor based 5-axis)
offers face detection focus
video resolution high (4096 x 2160 pxls)
comes with external mic port
81
selfie friendly display
touch screen
built in image stabilization (Sensor based)
provides face detection autofocus
video res high (3840 x 2160 pxls)
does have external microphone support
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Olympus E-M1 III vs Panasonic GX8 Specifications

Detailed spec comparison table for Olympus E-M1 III and Panasonic GX8
 Olympus OM-D E-M1 Mark IIIPanasonic Lumix DMC-GX8
General Information
Company Olympus Panasonic
Model type Olympus OM-D E-M1 Mark III Panasonic Lumix DMC-GX8
Category Pro Mirrorless Advanced Mirrorless
Released 2020-02-11 2015-07-16
Physical type SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Chip TruePic IX Venus Engine
Sensor type CMOS CMOS
Sensor size Four Thirds Four Thirds
Sensor measurements 17.4 x 13mm 17.3 x 13mm
Sensor area 226.2mm² 224.9mm²
Sensor resolution 20 megapixel 20 megapixel
Anti alias filter
Aspect ratio 4:3 1:1, 4:3, 3:2 and 16:9
Highest Possible resolution 5184 x 3888 5184 x 3888
Maximum native ISO 25600 25600
Minimum native ISO 200 200
RAW support
Minimum enhanced ISO 64 100
Autofocusing
Manual focusing
AF touch
AF continuous
AF single
AF tracking
Selective AF
AF center weighted
Multi area AF
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 121 49
Cross type focus points 121 -
Lens
Lens support Micro Four Thirds Micro Four Thirds
Amount of lenses 107 107
Focal length multiplier 2.1 2.1
Screen
Screen type Fully Articulated Fully Articulated
Screen sizing 3 inches 3 inches
Resolution of screen 1,037 thousand dots 1,040 thousand dots
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360 thousand dots 2,360 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.74x 0.77x
Features
Min shutter speed 60 seconds 60 seconds
Max shutter speed 1/8000 seconds 1/8000 seconds
Max silent shutter speed 1/32000 seconds 1/16000 seconds
Continuous shutter rate 60.0 frames per second 12.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Built-in flash
Flash distance no built-in flash no built-in flash
Flash options Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual Auto, auto w/redeye reduction, forced on, forced on w/redeye reduction, slow sync, slow sync w/redeye reduction, forced off
External flash
AE bracketing
WB bracketing
Max flash synchronize 1/250 seconds -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
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 3840 x 2160 (30p, 24p), 1920 x 1080 (60p, 30p), 1280 x 720 (60p, 30p), 1280 x 720 (30p), 640 x 480 (30p)
Maximum video resolution 4096x2160 3840x2160
Video file format MPEG-4, H.264 MPEG-4, AVCHD
Microphone support
Headphone support
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 3.1 Gen 1 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 580g (1.28 lb) 487g (1.07 lb)
Dimensions 134 x 91 x 69mm (5.3" x 3.6" x 2.7") 133 x 78 x 63mm (5.2" x 3.1" x 2.5")
DXO scores
DXO Overall rating not tested 75
DXO Color Depth rating not tested 23.5
DXO Dynamic range rating not tested 12.6
DXO Low light rating not tested 806
Other
Battery life 420 photos 330 photos
Style of battery Battery Pack Battery Pack
Battery ID BLH-1 -
Self timer Yes (2 or 12 secs, custom) Yes
Time lapse feature
Storage type Dual SD/SDHC/SDXC slots (UHS-II on first slot) SD/SDHC/SDXC card
Card slots Two One
Launch price $1,800 $898