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Olympus E-M1X vs Panasonic GH4

Portability
54
Imaging
61
Features
93
Overall
73
Olympus OM-D E-M1X front
 
Panasonic Lumix DMC-GH4 front
Portability
66
Imaging
53
Features
88
Overall
67

Olympus E-M1X vs Panasonic GH4 Key Specs

Olympus E-M1X
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 997g - 144 x 147 x 75mm
  • Launched January 2019
  • Succeeded the Olympus E-M1 II
Panasonic GH4
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • 1/8000s Max Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 560g - 133 x 93 x 84mm
  • Revealed February 2014
  • Replaced the Panasonic GH3
  • Replacement is Panasonic GH5
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Olympus E-M1X vs Panasonic GH4 Overview

Let's look more closely at the Olympus E-M1X vs Panasonic GH4, both Pro Mirrorless digital cameras by brands Olympus and Panasonic. There is a huge difference between the resolutions of the E-M1X (20MP) and GH4 (16MP) but they enjoy the exact same sensor sizes (Four Thirds).

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The E-M1X was introduced 5 years after the GH4 which is quite a significant gap as far as tech is concerned. The two cameras come with the identical body type (SLR-style mirrorless).

Before getting in to a detailed comparison, below is a brief synopsis of how the E-M1X scores vs the GH4 with respect to portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-M1X over the Panasonic GH4

 E-M1X GH4 
RevealedJanuary 2019February 2014Newer by 61 months
Screen resolution1037k1036kSharper screen (+1k dot)

Reasons to pick Panasonic GH4 over the Olympus E-M1X

 GH4 E-M1X 

Common features in the Olympus E-M1X and Panasonic GH4

 E-M1X GH4 
Focus manually More accurate focus
Screen typeFully ArticulatedFully ArticulatedFully Articulated screen
Screen dimension3"3"Identical screen dimensions
Selfie screen Both are selfie friendly
Touch screen Quickly navigate

Olympus E-M1X vs Panasonic GH4 Physical Comparison

In case you're looking to travel with your camera often, you will have to factor its weight and volume. The Olympus E-M1X features physical measurements of 144mm x 147mm x 75mm (5.7" x 5.8" x 3.0") having a weight of 997 grams (2.20 lbs) while the Panasonic GH4 has sizing of 133mm x 93mm x 84mm (5.2" x 3.7" x 3.3") and a weight of 560 grams (1.23 lbs).

Analyze the Olympus E-M1X vs Panasonic GH4 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will change depending on the lens you have attached during that time. The following is the front view overall size comparison of the E-M1X compared to the GH4.

Olympus E-M1X vs Panasonic GH4 size comparison

Taking into consideration size and weight, the portability score of the E-M1X and GH4 is 54 and 66 respectively.

Olympus E-M1X vs Panasonic GH4 top view buttons comparison

Olympus E-M1X vs Panasonic GH4 Sensor Comparison

In many cases, it is difficult to envision the contrast between sensor dimensions merely by looking at specifications. The pic underneath will help offer you a much better sense of the sensor sizing in the E-M1X and GH4.

To sum up, both the cameras posses the exact same sensor measurements albeit not the same megapixels. You should expect the Olympus E-M1X to give extra detail using its extra 4MP. Higher resolution will allow you to crop photographs somewhat more aggressively. The more recent E-M1X will have an advantage with regard to sensor tech.

Olympus E-M1X vs Panasonic GH4 sensor size comparison

Olympus E-M1X vs Panasonic GH4 Screen and ViewFinder

Olympus E-M1X vs Panasonic GH4 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Olympus E-M1X
Portrait photography with Panasonic GH4
76
focusing manually
MP count decent (20MP)
good sensor size (Four Thirds)
provides face detect focus
exports RAW files
71
manual focus
megapixel count good (16MP)
sensor size is good (Four Thirds)
comes with face detection autofocus
supports RAW formats
Photography Glossary

Street Comparison

Olympus E-M1X Street photography advice
Panasonic GH4 Street photography advice
67
screen articulates
has image stabilization (Sensor based 5-axis)
good sensor size (Four Thirds)
exports RAW files
offers focus via touch
environment proofing
good ISO range (25,600)
more heavy than average (997 grams)
71
screen can move to multiple angles
sensor size is good (Four Thirds)
supports RAW formats
features touch to focus
weather sealing
lighter than average in class (560 grams)
great ISO range (25,600)
no image stabilization
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Sports Comparison

Olympus E-M1X Sports photography highlights
Panasonic GH4 Sports photography highlights
80
great max shutter speed (1/8,000s)
silent shooting (1/32,000s)
high frames per second (60.0 fps)
has image stabilization (Sensor based 5-axis)
MP count decent (20MP)
good sensor size (Four Thirds)
provides tracking focus
environment proofing
good battery power (870 shots)
sensor has phase detect auto focus
62
high shutter speed (1/8,000 seconds)
megapixel count good (16 megapixels)
sensor size is good (Four Thirds)
comes with tracking autofocus
weather sealing
no image stabilization
no phase detect autofocus
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Travel Comparison

Travel photography with Olympus E-M1X
Travel photography with Panasonic GH4
68
good battery power (870 per charge)
environment proofing
connects via bluetooth
offers focus via touch
MP count decent (20MP)
screen is selfie friendly
more heavy than average (997 grams)
77
lighter than average in class (560 grams)
weather sealing
features touch to focus
megapixel count good (16 megapixels)
flash built-in
selfie friendly display
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Landscape Comparison

Olympus E-M1X Landscape photography factors
Panasonic GH4 Landscape photography factors
79
focusing manually
swap lenses (Micro Four Thirds mount)
screen is a decent size (3 inch)
has image stabilization (Sensor based 5-axis)
MP count decent (20MP)
good sensor size (Four Thirds)
good ISO range (25,600)
exports RAW files
environment proofing
good battery power (870 CIPA)
has dual storage slots
72
manual focus
interchangeable lenses (Micro Four Thirds mount)
screen size is good (3 inch)
megapixel count good (16 megapixels)
sensor size is good (Four Thirds)
great ISO range (25,600)
supports RAW formats
weather sealing
no image stabilization
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Vlogging Comparison

Olympus E-M1X as a Vlogging camera
Panasonic GH4 as a Vlogging camera
68
screen is selfie friendly
touchscreen enabled
has image stabilization (Sensor based 5-axis)
provides face detect focus
high video quality (4096 x 2160 resolution)
includes microphone jack
more heavy than average (997 grams)
71
selfie friendly display
screen is touchscreen
comes with face detection autofocus
high res video (4096 x 2160 resolution)
comes with external mic support
lighter than average in class (560 grams)
no image stabilization
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Olympus E-M1X vs Panasonic GH4 Specifications

Detailed spec comparison table for Olympus E-M1X and Panasonic GH4
 Olympus OM-D E-M1XPanasonic Lumix DMC-GH4
General Information
Make Olympus Panasonic
Model type Olympus OM-D E-M1X Panasonic Lumix DMC-GH4
Class Pro Mirrorless Pro Mirrorless
Launched 2019-01-24 2014-02-07
Physical type SLR-style mirrorless SLR-style mirrorless
Sensor Information
Chip Dual TruePic VIII Venus Engine IX
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 20MP 16MP
Anti alias filter
Aspect ratio 4:3 1:1, 4:3, 3:2 and 16:9
Peak resolution 5184 x 3888 4608 x 3456
Highest native ISO 25600 25600
Minimum native ISO 200 200
RAW pictures
Minimum enhanced ISO 64 -
Autofocusing
Manual focusing
Touch to focus
Continuous autofocus
Autofocus single
Tracking autofocus
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 121 49
Lens
Lens support Micro Four Thirds Micro Four Thirds
Amount of lenses 107 107
Crop factor 2.1 2.1
Screen
Type of display Fully Articulated Fully Articulated
Display sizing 3" 3"
Display resolution 1,037k dots 1,036k dots
Selfie friendly
Liveview
Touch screen
Display technology - OLED
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 2,360k dots 2,359k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.74x 0.67x
Features
Min shutter speed 60s 60s
Max shutter speed 1/8000s 1/8000s
Max quiet shutter speed 1/32000s -
Continuous shutter rate 60.0 frames per sec 12.0 frames per sec
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change white balance
Image stabilization
Built-in flash
Flash distance no built-in flash 17.00 m (at ISO 200)
Flash modes 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/redeye reduction, slow sync, slow sync/redeye reduction, forced off
External flash
AE bracketing
White balance bracketing
Max 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 4096 x 2160 (24p), 3840 x 2160 (24p, 25p, 30p), 1920 x 1080 (24p, 25p, 30p, 50p, 60p), 1280 x 720 (24p, 25p, 30p), 640 x 480 (25p, 30p)
Highest video resolution 4096x2160 4096x2160
Video file format MPEG-4, H.264 MPEG-4, AVCHD
Mic support
Headphone support
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB Yes (USB-PD allows charging by laptop or external power bank) USB 2.0 (480 Mbit/sec)
GPS Built-in None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 997g (2.20 lbs) 560g (1.23 lbs)
Dimensions 144 x 147 x 75mm (5.7" x 5.8" x 3.0") 133 x 93 x 84mm (5.2" x 3.7" x 3.3")
DXO scores
DXO Overall rating not tested 74
DXO Color Depth rating not tested 23.2
DXO Dynamic range rating not tested 12.8
DXO Low light rating not tested 791
Other
Battery life 870 pictures 500 pictures
Form of battery Built-in Battery Pack
Battery ID - DMW-BLF19
Self timer Yes (2 or 12 secs, custom) Yes (2 or 10 secs (single or three-shot))
Time lapse shooting
Storage type - SD/SDHC/SDXC
Card slots Two 1
Retail pricing $2,999 $1,500