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Olympus E-M1 vs Panasonic GH3

Portability
71
Imaging
53
Features
85
Overall
65
Olympus OM-D E-M1 front
 
Panasonic Lumix DMC-GH3 front
Portability
66
Imaging
52
Features
80
Overall
63

Olympus E-M1 vs Panasonic GH3 Key Specs

Olympus E-M1
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 100 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 497g - 130 x 94 x 63mm
  • Released October 2013
  • Replacement is Olympus E-M1 II
Panasonic GH3
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 12800
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 550g - 133 x 93 x 82mm
  • Launched September 2012
  • Previous Model is Panasonic GH2
  • Successor is Panasonic GH4
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Olympus E-M1 vs Panasonic GH3 Overview

Its time to take a closer look at the Olympus E-M1 and Panasonic GH3, former is a Pro Mirrorless while the latter is a Advanced Mirrorless by brands Olympus and Panasonic. The sensor resolution of the E-M1 (16MP) and the GH3 (16MP) is relatively well matched and they come with the exact same sensor sizes (Four Thirds).

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The E-M1 was manufactured 14 months after the GH3 which makes the cameras a generation away from one another. Both of the cameras come with the identical body type (SLR-style mirrorless).

Before going in to a step-by-step comparison, below is a quick synopsis of how the E-M1 scores against the GH3 in terms of portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-M1 over the Panasonic GH3

 E-M1 GH3 
LaunchedOctober 2013September 2012Newer by 14 months
Screen resolution1037k614kSharper screen (+423k dot)

Reasons to pick Panasonic GH3 over the Olympus E-M1

 GH3 E-M1 
Screen typeFully ArticulatedTiltingFully Articulating screen
Selfie screen Easy selfies

Common features in the Olympus E-M1 and Panasonic GH3

 E-M1 GH3 
Focus manually Very exact focusing
Screen dimension3"3"Identical screen dimensions
Touch friendly screen Quickly navigate

Olympus E-M1 vs Panasonic GH3 Physical Comparison

If you're looking to travel with your camera, you will want to factor in its weight and measurements. The Olympus E-M1 comes with outer dimensions of 130mm x 94mm x 63mm (5.1" x 3.7" x 2.5") accompanied by a weight of 497 grams (1.10 lbs) whilst the Panasonic GH3 has proportions of 133mm x 93mm x 82mm (5.2" x 3.7" x 3.2") with a weight of 550 grams (1.21 lbs).

Analyze the Olympus E-M1 and Panasonic GH3 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will vary based on the lens you are working with during that time. Underneath is the front view overall size comparison of the E-M1 and the GH3.

Olympus E-M1 vs Panasonic GH3 size comparison

Taking into consideration dimensions and weight, the portability score of the E-M1 and GH3 is 71 and 66 respectively.

Olympus E-M1 vs Panasonic GH3 top view buttons comparison

Olympus E-M1 vs Panasonic GH3 Sensor Comparison

Typically, it is very hard to imagine the gap between sensor dimensions purely by checking a spec sheet. The picture here will provide you a greater sense of the sensor sizes in the E-M1 and GH3.

Clearly, each of the cameras have got the exact same sensor measurements and the same resolution therefore you can expect similar quality of photos however you should consider the age of the products into consideration. The more recent E-M1 provides an edge with regard to sensor innovation.

Olympus E-M1 vs Panasonic GH3 sensor size comparison

Olympus E-M1 vs Panasonic GH3 Screen and ViewFinder

Olympus E-M1 vs Panasonic GH3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M1 as a Portrait photography camera
Panasonic GH3 as a Portrait photography camera
71
focusing manually
high flash sync (1/320s)
decent sensor resolution (16 megapixels)
good sensor size (Four Thirds)
comes with face detection focus
delivers RAW files
71
focusing manually
decent sensor resolution (16 megapixels)
sensor size is decent (Four Thirds)
has face detection autofocus
delivers RAW formats
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Street Comparison

Olympus E-M1 Street photography factors
Panasonic GH3 Street photography factors
78
has a tilting screen
image stabilization (Sensor based 5-axis)
good sensor size (Four Thirds)
delivers RAW files
features touch focus
weather proofing
lighter than average in class (497g)
good high ISO (25,600)
65
fully articulated screen
sensor size is decent (Four Thirds)
delivers RAW formats
includes touch to focus
environment proofing
does not have image stabilization
heavier than competition (550g)
Photography Glossary

Sports Comparison

Olympus E-M1 Sports photography details
Panasonic GH3 Sports photography details
70
maximum shutter speed is high (1/8,000 seconds)
image stabilization (Sensor based 5-axis)
decent sensor resolution (16 megapixels)
good sensor size (Four Thirds)
comes with tracking autofocus
weather proofing
supports phase detect auto focus
not so great battery life (350 shots)
63
high fps (20.0 frames/s)
decent sensor resolution (16MP)
sensor size is decent (Four Thirds)
has tracking autofocus
environment proofing
good battery life (540 per charge)
does not have image stabilization
lack of phase detect autofocus
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Travel Comparison

Olympus E-M1 Travel photography factors
Panasonic GH3 Travel photography factors
65
lighter than average in class (497 grams)
weather proofing
features touch focus
decent sensor resolution (16 megapixels)
not so great battery life (350 CIPA)
screen isn't selfie friendly
71
good battery life (540 per charge)
environment proofing
includes touch to focus
decent sensor resolution (16 megapixels)
flash built-in
selfie friendly display
heavier than competition (550g)
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Landscape Comparison

Olympus E-M1 as a Landscape photography camera
Panasonic GH3 as a Landscape photography camera
73
focusing manually
change lenses (Micro Four Thirds mount)
pretty good screen size (3 inch)
image stabilization (Sensor based 5-axis)
decent sensor resolution (16MP)
good sensor size (Four Thirds)
good high ISO (25,600)
delivers RAW files
weather proofing
not so great battery life (350 shots)
71
focusing manually
swap lenses (Micro Four Thirds mount)
nice screen size (3 inch)
decent sensor resolution (16 megapixels)
sensor size is decent (Four Thirds)
delivers RAW formats
environment proofing
good battery life (540 per charge)
does not have image stabilization
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Vlogging Comparison

Olympus E-M1 as a Vlogging camera
Panasonic GH3 as a Vlogging camera
36
touchscreen
image stabilization (Sensor based 5-axis)
comes with face detection focus
good video quality (1920 x 1080 pixels)
comes with external mic jack
lighter than average in class (497g)
screen isn't selfie friendly
65
selfie friendly display
built-in touchscreen
has face detection autofocus
video resolution high (1920 x 1080 pxls)
has external mic jack
does not have image stabilization
heavier than competition (550g)
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Olympus E-M1 vs Panasonic GH3 Specifications

Detailed spec comparison table for Olympus E-M1 and Panasonic GH3
 Olympus OM-D E-M1Panasonic Lumix DMC-GH3
General Information
Brand Name Olympus Panasonic
Model type Olympus OM-D E-M1 Panasonic Lumix DMC-GH3
Type Pro Mirrorless Advanced Mirrorless
Released 2013-10-28 2012-09-17
Body design SLR-style mirrorless SLR-style mirrorless
Sensor Information
Chip TruePIC VII Venus Engine VII FHD
Sensor type CMOS CMOS
Sensor size Four Thirds Four Thirds
Sensor dimensions 17.3 x 13mm 17.3 x 13mm
Sensor surface area 224.9mm² 224.9mm²
Sensor resolution 16 megapixel 16 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Highest Possible resolution 4608 x 3456 4608 x 3456
Maximum native ISO 25600 12800
Lowest native ISO 100 200
RAW format
Autofocusing
Manual focusing
AF touch
Continuous AF
AF single
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 81 23
Lens
Lens support Micro Four Thirds Micro Four Thirds
Amount of lenses 107 107
Focal length multiplier 2.1 2.1
Screen
Range of screen Tilting Fully Articulated
Screen sizing 3" 3"
Screen resolution 1,037 thousand dot 614 thousand dot
Selfie friendly
Liveview
Touch display
Screen technology - OLED Monitor with static touch control
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360 thousand dot 1,744 thousand dot
Viewfinder coverage 100% 100%
Viewfinder magnification 0.74x 0.67x
Features
Minimum shutter speed 60 seconds 60 seconds
Fastest shutter speed 1/8000 seconds 1/4000 seconds
Continuous shutter speed 10.0 frames per second 20.0 frames per second
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash distance no built-in flash 12.00 m
Flash options Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync (1st curtain), Slow sync (1st curtain), Slow sync (2nd curtain), Manual Auto, On, Off, Red-Eye, Slow Sync
External flash
AE bracketing
White balance bracketing
Fastest flash sync 1/320 seconds 1/160 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1920 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps) 1920 x 1080 (60, 50, 30, 25 24 fps) 1280 x 720 (60, 50, 30, 25fps), 640 x 480 (30, 25fps
Maximum video resolution 1920x1080 1920x1080
Video data format H.264, Motion JPEG MPEG-4, AVCHD, H.264
Mic input
Headphone input
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
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 497 grams (1.10 lb) 550 grams (1.21 lb)
Dimensions 130 x 94 x 63mm (5.1" x 3.7" x 2.5") 133 x 93 x 82mm (5.2" x 3.7" x 3.2")
DXO scores
DXO Overall rating 73 71
DXO Color Depth rating 23.0 22.7
DXO Dynamic range rating 12.7 12.4
DXO Low light rating 757 812
Other
Battery life 350 photographs 540 photographs
Battery format Battery Pack Battery Pack
Battery ID BLN-1 -
Self timer Yes (2 or 12 secs, custom) Yes (2 or 10 sec, 10 sec (3 images))
Time lapse feature
Storage media SD/SDHC/SDXC SD/SDHC/SDXC
Storage slots 1 1
Cost at release $799 $799