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Panasonic GX8 vs Sony A7c

Portability
74
Imaging
59
Features
84
Overall
69
Panasonic Lumix DMC-GX8 front
 
Sony Alpha A7c front
Portability
78
Imaging
77
Features
88
Overall
81

Panasonic GX8 vs Sony A7c Key Specs

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
  • Launched July 2015
  • Old Model is Panasonic GX7
Sony A7c
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 51200 (Push to 204800)
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Sony E Mount
  • 509g - 124 x 71 x 60mm
  • Announced September 2020
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Panasonic GX8 vs Sony A7c Overview

Below, we will be evaluating the Panasonic GX8 versus Sony A7c, both Advanced Mirrorless cameras by companies Panasonic and Sony. The image resolution of the GX8 (20MP) and the A7c (24MP) is pretty close but the GX8 (Four Thirds) and A7c (Full frame) feature totally different sensor sizes.

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The GX8 was released 6 years earlier than the A7c which is a fairly big difference as far as camera technology is concerned. Both of these cameras come with the identical body type (Rangefinder-style mirrorless).

Before we go in to a full comparison, below is a short summation of how the GX8 matches up versus the A7c when considering portability, imaging, features and an overall score.

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Reasons to pick Panasonic GX8 over the Sony A7c

 GX8 A7c 
Screen resolution1040k922kClearer screen (+118k dot)

Reasons to pick Sony A7c over the Panasonic GX8

 A7c GX8 
AnnouncedSeptember 2020July 2015More modern by 62 months

Common features in the Panasonic GX8 and Sony A7c

 GX8 A7c 
Focus manually Very precise focusing
Screen typeFully ArticulatedFully articulatedFully Articulated screen
Screen dimension3"3"Identical screen dimensions
Selfie screen Both good for selfies
Touch screen Quickly navigate

Panasonic GX8 vs Sony A7c Physical Comparison

In case you're looking to carry around your camera often, you are going to need to factor in its weight and size. The Panasonic GX8 offers outside measurements of 133mm x 78mm x 63mm (5.2" x 3.1" x 2.5") with a weight of 487 grams (1.07 lbs) whilst the Sony A7c has specifications of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") having a weight of 509 grams (1.12 lbs).

See the Panasonic GX8 versus Sony A7c in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will vary based on the lens you are working with at that moment. Underneath is the front view sizing comparison of the GX8 vs the A7c.

Panasonic GX8 vs Sony A7c size comparison

Factoring in dimensions and weight, the portability rating of the GX8 and A7c is 74 and 78 respectively.

Panasonic GX8 vs Sony A7c top view buttons comparison

Panasonic GX8 vs Sony A7c Sensor Comparison

Typically, its hard to visualise the gap in sensor sizes just by looking through specifications. The picture below should provide you a greater sense of the sensor sizing in the GX8 and A7c.

To sum up, both cameras posses different resolutions and different sensor sizes. The GX8 due to its smaller sensor will make achieving bokeh trickier and the Sony A7c will provide you with extra detail as a result of its extra 4 Megapixels. Higher resolution will also make it easier to crop photographs somewhat more aggressively. The more aged GX8 will be behind in sensor tech.

Panasonic GX8 vs Sony A7c sensor size comparison

Panasonic GX8 vs Sony A7c Screen and ViewFinder

Panasonic GX8 vs Sony A7c Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GX8 Portrait photography features
Sony A7c Portrait photography features
75
you can focus manually
decent MP (20MP)
good sensor size (Four Thirds)
features face detection focus
delivers RAW files
79
manual focus
megapixel count decent (24 megapixels)
sensor size is large (Full frame)
comes with face detection focus
delivers RAW files
can't use external flash
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Street Comparison

Panasonic GX8 as a Street photography camera
Sony A7c as a Street photography camera
80
screen articulates fully
has image stabilization (Sensor based)
good sensor size (Four Thirds)
delivers RAW files
boasts touch focus
environment proofing
very good ISO range (25,600)
85
built in image stabilization (Sensor based 5-axis)
sensor size is large (Full frame)
delivers RAW files
has focus via touch
environment proof
above average high ISO (51,200)
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Sports Comparison

Sports photography with Panasonic GX8
Sports photography with Sony A7c
68
max shutter speed is good (1/8,000 seconds)
silent shutter (1/16,000 seconds)
has image stabilization (Sensor based)
decent MP (20 megapixels)
good sensor size (Four Thirds)
features tracking autofocus
environment proofing
bad battery life (330 CIPA)
does not have phase detect auto focus
88
silent shutter (1/8,000 seconds)
built in image stabilization (Sensor based 5-axis)
megapixel count decent (24 megapixels)
sensor size is large (Full frame)
comes with tracking autofocus
environment proof
great battery life (740 CIPA)
has phase detect auto focus
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Travel Comparison

Panasonic GX8 Travel photography features
Sony A7c Travel photography features
73
environment proofing
boasts touch focus
decent MP (20 megapixels)
screen is selfie friendly
bad battery life (330 CIPA)
86
great battery life (740 per charge)
environment proof
connects via bluetooth
has focus via touch
megapixel count decent (24 megapixels)
selfie friendly screen
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Landscape Comparison

Panasonic GX8 Landscape photography factors
Sony A7c Landscape photography factors
76
you can focus manually
swap lenses (Micro Four Thirds mount)
screen size is decent (3 inches)
has image stabilization (Sensor based)
decent MP (20MP)
good sensor size (Four Thirds)
very good ISO range (25,600)
delivers RAW files
environment proofing
bad battery life (330 per charge)
88
manual focus
swap lenses (Sony E mount)
nice screen size (3 inch)
built in image stabilization (Sensor based 5-axis)
megapixel count decent (24 megapixels)
sensor size is large (Full frame)
above average high ISO (51,200)
delivers RAW files
environment proof
great battery life (740 per charge)
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Vlogging Comparison

Panasonic GX8 Vlogging details
Sony A7c Vlogging details
81
screen is selfie friendly
touchscreen
has image stabilization (Sensor based)
features face detection focus
high video quality (3840 x 2160 pxls)
includes external mic port
86
selfie friendly screen
touchscreen
built in image stabilization (Sensor based 5-axis)
comes with face detection focus
high video quality (3840 x 2160 pixels)
has external mic socket
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Panasonic GX8 vs Sony A7c Specifications

Detailed spec comparison table for Panasonic GX8 and Sony A7c
 Panasonic Lumix DMC-GX8Sony Alpha A7c
General Information
Company Panasonic Sony
Model Panasonic Lumix DMC-GX8 Sony Alpha A7c
Type Advanced Mirrorless Advanced Mirrorless
Launched 2015-07-16 2020-09-14
Physical type Rangefinder-style mirrorless Rangefinder-style mirrorless
Sensor Information
Powered by Venus Engine -
Sensor type CMOS BSI-CMOS
Sensor size Four Thirds Full frame
Sensor dimensions 17.3 x 13mm 35.8 x 23.8mm
Sensor surface area 224.9mm² 852.0mm²
Sensor resolution 20MP 24MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Peak resolution 5184 x 3888 6000 x 4000
Highest native ISO 25600 51200
Highest enhanced ISO - 204800
Min native ISO 200 100
RAW support
Min enhanced ISO 100 50
Autofocusing
Focus manually
AF touch
AF continuous
AF single
AF tracking
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 49 693
Lens
Lens mounting type Micro Four Thirds Sony E
Number of lenses 107 122
Focal length multiplier 2.1 1
Screen
Type of screen Fully Articulated Fully articulated
Screen sizing 3 inches 3 inches
Resolution of screen 1,040 thousand dots 922 thousand dots
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360 thousand dots 2,360 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.77x 0.59x
Features
Minimum shutter speed 60 seconds 30 seconds
Fastest shutter speed 1/8000 seconds 1/4000 seconds
Fastest silent shutter speed 1/16000 seconds 1/8000 seconds
Continuous shutter rate 12.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom WB
Image stabilization
Integrated flash
Flash range no built-in flash no built-in flash
Flash options Auto, auto w/redeye reduction, forced on, forced on w/redeye reduction, slow sync, slow sync w/redeye reduction, forced off no built-in flash
Hot shoe
AEB
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 3840 x 2160 (30p, 24p), 1920 x 1080 (60p, 30p), 1280 x 720 (60p, 30p), 1280 x 720 (30p), 640 x 480 (30p) 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Highest video resolution 3840x2160 3840x2160
Video format MPEG-4, AVCHD MPEG-4, XAVC S, H.264
Mic port
Headphone port
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
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 487 gr (1.07 lbs) 509 gr (1.12 lbs)
Dimensions 133 x 78 x 63mm (5.2" x 3.1" x 2.5") 124 x 71 x 60mm (4.9" x 2.8" x 2.4")
DXO scores
DXO Overall score 75 not tested
DXO Color Depth score 23.5 not tested
DXO Dynamic range score 12.6 not tested
DXO Low light score 806 not tested
Other
Battery life 330 photographs 740 photographs
Battery type Battery Pack Battery Pack
Battery model - NP-FZ100
Self timer Yes Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse shooting
Storage type SD/SDHC/SDXC card SD/SDHC/SDXC card (UHS-II supported)
Card slots 1 1
Launch cost $898 $1,800