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Panasonic GX9 vs Sony RX100 III

Portability
82
Imaging
60
Features
80
Overall
68
Panasonic Lumix DC-GX9 front
 
Sony Cyber-shot DSC-RX100 III front
Portability
89
Imaging
51
Features
77
Overall
61

Panasonic GX9 vs Sony RX100 III Key Specs

Panasonic GX9
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Tilting Display
  • 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
  • Introduced February 2018
Sony RX100 III
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 125 - 12800
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 24-70mm (F1.8-2.8) lens
  • 290g - 102 x 58 x 41mm
  • Launched May 2014
  • Superseded the Sony RX100 II
  • Successor is Sony RX100 IV
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Panasonic GX9 vs Sony RX100 III Overview

Its time to examine more in depth at the Panasonic GX9 versus Sony RX100 III, one being a Advanced Mirrorless and the other is a Large Sensor Compact by rivals Panasonic and Sony. The sensor resolution of the GX9 (20MP) and the RX100 III (20MP) is very close but the GX9 (Four Thirds) and RX100 III (1") come with different sensor size.

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The GX9 was brought out 3 years later than the RX100 III and that is a fairly serious gap as far as camera technology is concerned. The two cameras offer different body type with the Panasonic GX9 being a Rangefinder-style mirrorless camera and the Sony RX100 III being a Large Sensor Compact camera.

Before we go in to a in depth comparison, below is a brief summation of how the GX9 grades vs the RX100 III for portability, imaging, features and an overall grade.

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Reasons to pick Panasonic GX9 over the Sony RX100 III

 GX9 RX100 III 
LaunchedFebruary 2018May 2014More recent by 46 months
Display resolution1240k1229kCrisper display (+11k dot)
Touch friendly display Easily navigate

Reasons to pick Sony RX100 III over the Panasonic GX9

 RX100 III GX9 
Selfie screen Easy selfies

Common features in the Panasonic GX9 and Sony RX100 III

 GX9 RX100 III 
Focus manually More precise focusing
Display typeTiltingTiltingTilting display
Display sizing3"3"Equivalent display size

Panasonic GX9 vs Sony RX100 III Physical Comparison

If you're intending to lug around your camera frequently, you'll have to factor in its weight and volume. The Panasonic GX9 comes with exterior dimensions of 124mm x 72mm x 47mm (4.9" x 2.8" x 1.9") accompanied by a weight of 407 grams (0.90 lbs) whilst the Sony RX100 III has sizing of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") along with a weight of 290 grams (0.64 lbs).

Examine the Panasonic GX9 versus Sony RX100 III in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will vary based on the lens you choose at the time. Underneath is the front view measurement comparison of the GX9 and the RX100 III.

Panasonic GX9 vs Sony RX100 III size comparison

Looking at dimensions and weight, the portability rating of the GX9 and RX100 III is 82 and 89 respectively.

Panasonic GX9 vs Sony RX100 III top view buttons comparison

Panasonic GX9 vs Sony RX100 III Sensor Comparison

Sometimes, its difficult to visualize the difference in sensor measurements simply by researching specs. The photograph here should give you a clearer sense of the sensor sizes in the GX9 and RX100 III.

As you can plainly see, each of the cameras offer the same exact megapixels but different sensor measurements. The GX9 features the larger sensor which will make getting shallow DOF less difficult. The more recent GX9 provides an advantage in sensor innovation.

Panasonic GX9 vs Sony RX100 III sensor size comparison

Panasonic GX9 vs Sony RX100 III Screen and ViewFinder

Panasonic GX9 vs Sony RX100 III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GX9 Portrait photography details
Sony RX100 III Portrait photography details
76
manual focus
good MP (20 megapixels)
decent sensor size (Four Thirds)
includes face detect autofocus
delivers RAW formats
64
has manual focus
high flash sync speed (1/2,000s)
good MP (20MP)
decent sensor size (1")
comes with face detect focusing
delivers RAW files
can't use external flash
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Street Comparison

Panasonic GX9 Street photography factors
Sony RX100 III Street photography factors
84
has a tilting screen
has image stabilization (Sensor based 5-axis)
decent sensor size (Four Thirds)
delivers RAW formats
includes touch focus
great high ISO (25,600)
85
screen tilts
has image stabilization (Optical)
decent sensor size (1")
delivers RAW files
lighter than competitors (290g)
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Sports Comparison

Panasonic GX9 Sports photography advice
Sony RX100 III Sports photography advice
72
quiet shooting (1/16,000 seconds)
has image stabilization (Sensor based 5-axis)
good MP (20 megapixels)
decent sensor size (Four Thirds)
includes tracking focus
has phase detect autofocus
bad battery life (260 shots)
65
has image stabilization (Optical)
good MP (20MP)
decent sensor size (1")
comes with tracking focus
does not have phase detect AF
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Travel Comparison

Travel photography with Panasonic GX9
Travel photography with Sony RX100 III
71
connects via bluetooth
includes touch focus
good MP (20 megapixels)
flash built-in
bad battery life (260 shots)
does not offer selfie friendly display
85
lighter than competitors (290g)
good MP (20 megapixels)
built-in flash
selfie friendly screen
quite wide (24mm)
good maximum aperture (f1.8)
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Landscape Comparison

Landscape photography with Panasonic GX9
Landscape photography with Sony RX100 III
77
manual focus
switch lenses (Micro Four Thirds mount)
nice screen size (3")
has image stabilization (Sensor based 5-axis)
good MP (20MP)
decent sensor size (Four Thirds)
does not have anti aliasing filter
great high ISO (25,600)
delivers RAW formats
bad battery life (260 CIPA)
73
has manual focus
quite wide (24mm)
good maximum aperture (f1.8)
screen size is good (3 inch)
has image stabilization (Optical)
good MP (20 megapixels)
decent sensor size (1")
delivers RAW files
fixed lens (fixed lens mount)
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Vlogging Comparison

Panasonic GX9 Vlogging features
Sony RX100 III Vlogging features
35
touch screen
has image stabilization (Sensor based 5-axis)
includes face detect autofocus
high quality video (3840 x 2160 pixels)
does not offer selfie friendly display
lack of mic support
80
quite wide (24mm)
good maximum aperture (f1.8)
selfie friendly screen
has image stabilization (Optical)
comes with face detect focusing
high video quality (1920 x 1080 pixels)
lighter than competitors (290g)
missing mic jack
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Panasonic GX9 vs Sony RX100 III Specifications

Detailed spec comparison table for Panasonic GX9 and Sony RX100 III
 Panasonic Lumix DC-GX9Sony Cyber-shot DSC-RX100 III
General Information
Brand Name Panasonic Sony
Model Panasonic Lumix DC-GX9 Sony Cyber-shot DSC-RX100 III
Category Advanced Mirrorless Large Sensor Compact
Introduced 2018-02-13 2014-05-15
Body design Rangefinder-style mirrorless Large Sensor Compact
Sensor Information
Processor Venus Engine Bionz X
Sensor type CMOS BSI-CMOS
Sensor size Four Thirds 1"
Sensor dimensions 17.3 x 13mm 13.2 x 8.8mm
Sensor area 224.9mm² 116.2mm²
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
Peak resolution 5184 x 3888 5472 x 3648
Highest native ISO 25600 12800
Minimum native ISO 200 125
RAW files
Minimum enhanced ISO 100 -
Autofocusing
Manual focus
Touch focus
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 49 25
Lens
Lens mounting type Micro Four Thirds fixed lens
Lens focal range - 24-70mm (2.9x)
Largest aperture - f/1.8-2.8
Macro focus distance - 5cm
Available lenses 107 -
Crop factor 2.1 2.7
Screen
Display type Tilting Tilting
Display size 3 inch 3 inch
Display resolution 1,240k dot 1,229k dot
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,760k dot 1,440k dot
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.7x 0.59x
Features
Minimum shutter speed 60 secs 30 secs
Fastest shutter speed 1/4000 secs 1/2000 secs
Fastest quiet shutter speed 1/16000 secs -
Continuous shutter speed 9.0fps 10.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash range 6.00 m (at ISO 200) -
Flash modes Auto, auto w/redeye reduction, forced on, forced on w/redeye reduction, slow sync, slow sync w/redeye reduction, forced off -
Hot shoe
Auto exposure bracketing
White balance bracketing
Fastest flash sync - 1/2000 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions - 1920 x 1080 (60p/60i/24p), 1280 x 720 (60p/30p/24p/120p), 1440 x 1080 (30 fps), 640 x 480 (30 fps)
Highest video resolution 3840x2160 1920x1080
Video data format MPEG-4, AVCHD, H.264 MPEG-4, AVCHD, XAVC S
Mic input
Headphone input
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB Yes USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 407g (0.90 lbs) 290g (0.64 lbs)
Dimensions 124 x 72 x 47mm (4.9" x 2.8" x 1.9") 102 x 58 x 41mm (4.0" x 2.3" x 1.6")
DXO scores
DXO Overall score not tested 67
DXO Color Depth score not tested 22.4
DXO Dynamic range score not tested 12.3
DXO Low light score not tested 495
Other
Battery life 260 pictures 320 pictures
Battery format Battery Pack Battery Pack
Battery model - NP-BX1
Self timer Yes (2 or 10 secs, 3 photos over 10 secs) Yes (2 or 10 sec, self-portrait, continuous)
Time lapse feature With downloadable app
Type of storage SD/SDHC/SDXC card (UHS-I supported) SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots 1 1
Price at release $1,000 $748