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Panasonic GX850 vs Sony FX3

Portability
90
Imaging
55
Features
70
Overall
61
Panasonic Lumix DMC-GX850 front
 
Sony FX3 front
Portability
62
Imaging
65
Features
92
Overall
75

Panasonic GX850 vs Sony FX3 Key Specs

Panasonic GX850
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 200 - 25600
  • No Anti-Alias Filter
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 269g - 107 x 65 x 33mm
  • Revealed January 2017
  • Other Name is Lumix DMC-GX800 / Lumix DMC-GF9
Sony FX3
(Full Review)
  • 12MP - Full frame Sensor
  • 3.00" Fully Articulated Screen
  • ISO 80 - 102400 (Expand to 409600)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 716g - 130 x 78 x 85mm
  • Introduced February 2021
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Panasonic GX850 vs Sony FX3 Overview

Lets look a bit more in depth at the Panasonic GX850 and Sony FX3, former being a Entry-Level Mirrorless while the latter is a Pro Mirrorless by rivals Panasonic and Sony. There exists a large gap among the resolutions of the GX850 (16MP) and FX3 (12MP) and the GX850 (Four Thirds) and FX3 (Full frame) come with different sensor sizing.

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The GX850 was revealed 5 years prior to the FX3 and that is a fairly serious difference as far as camera technology is concerned. Both the cameras come with the identical body type (Rangefinder-style mirrorless).

Before we go through a step-by-step comparison, below is a quick highlight of how the GX850 scores versus the FX3 for portability, imaging, features and an overall grade.

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Reasons to pick Panasonic GX850 over the Sony FX3

 GX850 FX3 

Reasons to pick Sony FX3 over the Panasonic GX850

 FX3 GX850 
IntroducedFebruary 2021January 2017More recent by 50 months
Screen typeFully articulatedTiltingFully Articulating screen
Screen resolution1440k1040kClearer screen (+400k dot)

Common features in the Panasonic GX850 and Sony FX3

 GX850 FX3 
Manually focus Very exact focus
Screen dimension3"3.00"Identical screen measurement
Selfie screen Both good for selfies
Touch friendly screen Quickly navigate

Panasonic GX850 vs Sony FX3 Physical Comparison

When you are looking to lug around your camera often, you will have to consider its weight and measurements. The Panasonic GX850 has got external measurements of 107mm x 65mm x 33mm (4.2" x 2.6" x 1.3") and a weight of 269 grams (0.59 lbs) whilst the Sony FX3 has proportions of 130mm x 78mm x 85mm (5.1" x 3.1" x 3.3") and a weight of 716 grams (1.58 lbs).

Check out the Panasonic GX850 and Sony FX3 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will change dependant on the lens you select at the time. The following is the front view dimension comparison of the GX850 and the FX3.

Panasonic GX850 vs Sony FX3 size comparison

Looking at dimensions and weight, the portability score of the GX850 and FX3 is 90 and 62 respectively.

Panasonic GX850 vs Sony FX3 top view buttons comparison

Panasonic GX850 vs Sony FX3 Sensor Comparison

Typically, it is hard to visualize the gap in sensor measurements simply by looking through specs. The visual below should give you a better sense of the sensor sizing in the GX850 and FX3.

As you can plainly see, both cameras posses different megapixel count and different sensor measurements. The GX850 with its smaller sensor is going to make achieving shallow depth of field more challenging and the Panasonic GX850 will result in greater detail because of its extra 4MP. Higher resolution will also make it easier to crop photographs somewhat more aggressively. The older GX850 will be behind in sensor technology.

Panasonic GX850 vs Sony FX3 sensor size comparison

Panasonic GX850 vs Sony FX3 Screen and ViewFinder

Panasonic GX850 vs Sony FX3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GX850 as a Portrait photography camera
Sony FX3 as a Portrait photography camera
66
you can focus manually
decent megapixels (16MP)
nice sensor size (Four Thirds)
features face detect focusing
saves RAW files
cannot use external flash
71
you can focus manually
great sensor size (Full frame)
offers face detection focus
saves RAW formats
sensor resolution low (12 megapixels)
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Street Comparison

Street photography with Panasonic GX850
Street photography with Sony FX3
80
tilting screen
nice sensor size (Four Thirds)
saves RAW files
boasts focus by touch
very good high ISO (25,600)
no image stabilization
76
has image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
saves RAW formats
offers focus by touch
weather proofing
very good ISO range (102,400)
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Sports Comparison

Panasonic GX850 as a Sports photography camera
Sony FX3 as a Sports photography camera
52
silent shooting (1/16,000 seconds)
decent megapixels (16MP)
nice sensor size (Four Thirds)
features tracking focus
max shutter speed is low (1/500 seconds)
no image stabilization
not so great battery (210 shots)
lack of phase detect AF
76
maximum shutter speed is high (1/8,000 seconds)
has image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
offers tracking autofocus
weather proofing
better than average battery (600 CIPA)
sensor has phase detect auto focus
sensor resolution low (12MP)
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Travel Comparison

Panasonic GX850 Travel photography details
Sony FX3 Travel photography details
79
boasts focus by touch
decent megapixels (16 megapixels)
has built in flash
screen is selfie friendly
not so great battery (210 per charge)
71
better than average battery (600 shots)
weather proofing
has bluetooth
offers focus by touch
selfie friendly screen
sensor resolution low (12MP)
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Landscape Comparison

Panasonic GX850 Landscape photography features
Sony FX3 Landscape photography features
71
you can focus manually
change lenses (Micro Four Thirds mount)
pretty good screen size (3")
decent megapixels (16 megapixels)
nice sensor size (Four Thirds)
no low pass filter
very good high ISO (25,600)
saves RAW files
no image stabilization
not so great battery (210 per charge)
77
you can focus manually
swap lenses (Sony E mount)
decent sized screen (3.00")
has image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
very good ISO range (102,400)
saves RAW formats
weather proofing
better than average battery (600 shots)
has double storage slots
sensor resolution low (12 megapixels)
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Vlogging Comparison

Panasonic GX850 Vlogging information
Sony FX3 Vlogging information
73
screen is selfie friendly
touchscreen functionality
features face detect focusing
video resolution high (3840 x 2160 pixels)
no image stabilization
doesn't have microphone port
77
selfie friendly screen
touchscreen
has image stabilization (Sensor based 5-axis)
offers face detection focus
video res high (3840 x 2160 pxls)
includes external microphone port
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Panasonic GX850 vs Sony FX3 Specifications

Detailed spec comparison table for Panasonic GX850 and Sony FX3
 Panasonic Lumix DMC-GX850Sony FX3
General Information
Brand Panasonic Sony
Model type Panasonic Lumix DMC-GX850 Sony FX3
Also called Lumix DMC-GX800 / Lumix DMC-GF9 -
Category Entry-Level Mirrorless Pro Mirrorless
Revealed 2017-01-04 2021-02-23
Body design Rangefinder-style mirrorless Rangefinder-style mirrorless
Sensor Information
Powered by Venus Engine -
Sensor type CMOS BSI-CMOS
Sensor size Four Thirds Full frame
Sensor measurements 17.3 x 13mm 35.6 x 23.8mm
Sensor surface area 224.9mm² 847.3mm²
Sensor resolution 16MP 12MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Maximum resolution 4592 x 3448 4240 x 2832
Maximum native ISO 25600 102400
Maximum boosted ISO - 409600
Lowest native ISO 200 80
RAW pictures
Lowest boosted ISO 100 50
Autofocusing
Manual focusing
Touch to focus
Autofocus continuous
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 49 759
Lens
Lens support Micro Four Thirds Sony E
Number of lenses 107 187
Crop factor 2.1 1
Screen
Range of screen Tilting Fully articulated
Screen diagonal 3 inches 3.00 inches
Screen resolution 1,040k dot 1,440k dot
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder type None None
Features
Slowest shutter speed 60 secs 30 secs
Maximum shutter speed 1/500 secs 1/8000 secs
Maximum silent shutter speed 1/16000 secs -
Continuous shooting speed 10.0fps 10.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Integrated flash
Flash distance 4.00 m (at ISO 100) no built-in flash
Flash options Auto, auto w/redeye reduction, on, on w/redeye reduction, slow sync, slow sync w/redeye reduction no built-in flash
External flash
AEB
White balance bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 3840 x 2160 @ 30p / 100 Mbps, MP4, H.264, AAC3840 x 2160 @ 24p / 100 Mbps, MP4, H.264, AAC1920 x 1080 @ 60p / 28 Mbps, MP4, H.264, AAC1920 x 1080 @ 60p / 28 Mbps, AVCHD, MTS, H.264, Dolby Digital1920 x 1080 @ 60i / 17 Mbps, AVCHD, MTS, H.264, Dolby Digital1920 x 1080 @ 30p / 20 Mbps, MP4, H.264 3840 x 2160 @ 120p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 100p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 60p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 50p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 30p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 25p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 24p / 100 Mbps, XAVC S, MP4, H.265, Linear PCM 1920 x 1080 @ 120p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 100p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 60p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 50p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 25p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 24p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
Maximum video resolution 3840x2160 3840x2160
Video format MPEG-4, AVCHD MPEG-4, XAVC S, XAVC HS, XAVC S-1, H.264, H.265
Microphone jack
Headphone jack
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.2 Gen 1 (5 GBit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 269g (0.59 lbs) 716g (1.58 lbs)
Dimensions 107 x 65 x 33mm (4.2" x 2.6" x 1.3") 130 x 78 x 85mm (5.1" x 3.1" x 3.3")
DXO scores
DXO All around rating 73 85
DXO Color Depth rating 23.2 24.2
DXO Dynamic range rating 13.3 13.4
DXO Low light rating 586 3900
Other
Battery life 210 shots 600 shots
Form of battery Battery Pack Battery Pack
Battery ID - NP-FZ100
Self timer Yes (2, 10 sec, 3 images/10 sec) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse shooting With downloadable app
Storage media microSD/SDHC/SDXC Dual SD/CFexpress Type A slots
Storage slots Single Two
Launch pricing $548 $3,900