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Panasonic GX9 vs Sony A100

Portability
82
Imaging
60
Features
80
Overall
68
Panasonic Lumix DC-GX9 front
 
Sony Alpha DSLR-A100 front
Portability
64
Imaging
48
Features
38
Overall
44

Panasonic GX9 vs Sony A100 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
  • Announced February 2018
Sony A100
(Full Review)
  • 10MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 100 - 1600
  • Sensor based Image Stabilization
  • No Video
  • Sony/Minolta Alpha Mount
  • 638g - 133 x 95 x 71mm
  • Released July 2006
  • Previous Model is Konica Minolta 5D
  • New Model is Sony A550
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Panasonic GX9 vs Sony A100 Overview

Here, we will be reviewing the Panasonic GX9 and Sony A100, one is a Advanced Mirrorless and the latter is a Entry-Level DSLR by competitors Panasonic and Sony. There exists a significant gap between the resolutions of the GX9 (20MP) and A100 (10MP) and the GX9 (Four Thirds) and A100 (APS-C) boast totally different sensor sizing.

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The GX9 was launched 11 years after the A100 which is quite a sizable gap as far as technology is concerned. The two cameras feature different body design with the Panasonic GX9 being a Rangefinder-style mirrorless camera and the Sony A100 being a Compact SLR camera.

Before diving into a in-depth comparison, here is a brief view of how the GX9 scores versus the A100 for portability, imaging, features and an overall mark.

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Reasons to pick Panasonic GX9 over the Sony A100

 GX9 A100 
ReleasedFebruary 2018July 2006Newer by 141 months
Screen typeTiltingFixed Tilting screen
Screen size3"2.5"Bigger screen (+0.5")
Screen resolution1240k230kCrisper screen (+1010k dot)
Touch friendly screen Quickly navigate

Reasons to pick Sony A100 over the Panasonic GX9

 A100 GX9 

Common features in the Panasonic GX9 and Sony A100

 GX9 A100 
Focus manually Dial accurate focusing
Selfie screen Neither comes with selfie screen

Panasonic GX9 vs Sony A100 Physical Comparison

For anybody who is planning to travel with your camera, you are going to need to take into account its weight and dimensions. The Panasonic GX9 comes with external dimensions of 124mm x 72mm x 47mm (4.9" x 2.8" x 1.9") having a weight of 407 grams (0.90 lbs) and the Sony A100 has dimensions of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") with a weight of 638 grams (1.41 lbs).

Look at the Panasonic GX9 and Sony A100 in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are using at that moment. Underneath is a front view over all size comparison of the GX9 against the A100.

Panasonic GX9 vs Sony A100 size comparison

Considering dimensions and weight, the portability rating of the GX9 and A100 is 82 and 64 respectively.

Panasonic GX9 vs Sony A100 top view buttons comparison

Panasonic GX9 vs Sony A100 Sensor Comparison

Quite often, it is hard to see the difference between sensor dimensions simply by reviewing a spec sheet. The picture here might give you a clearer sense of the sensor dimensions in the GX9 and A100.

Clearly, both of these cameras come with different resolutions and different sensor dimensions. The GX9 because of its tinier sensor will make getting shallower depth of field tougher and the Panasonic GX9 will offer greater detail utilizing its extra 10 Megapixels. Higher resolution can also help you crop shots a good deal more aggressively. The more modern GX9 is going to have an advantage with regard to sensor tech.

Panasonic GX9 vs Sony A100 sensor size comparison

Panasonic GX9 vs Sony A100 Screen and ViewFinder

Panasonic GX9 vs Sony A100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GX9 Portrait photography details
Sony A100 Portrait photography details
76
you can focus manually
good resolution (20 megapixels)
decent sensor size (Four Thirds)
provides face detection focus
supports RAW files
52
has manual focus
sensor size is good (APS-C)
saves RAW files
does not have liveview
low resolution (10 megapixels)
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Street Comparison

Panasonic GX9 Street photography advice
Sony A100 Street photography advice
84
tilting screen
image stabilization (Sensor based 5-axis)
decent sensor size (Four Thirds)
supports RAW files
boasts focus by touch
very good high ISO (25,600)
64
has image stabilization (Sensor based)
sensor size is good (APS-C)
saves RAW files
screen is fixed
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Sports Comparison

Sports photography with Panasonic GX9
Sports photography with Sony A100
72
quiet shutter (1/16,000s)
image stabilization (Sensor based 5-axis)
good resolution (20MP)
decent sensor size (Four Thirds)
provides tracking autofocus
sensor has phase detect auto focus
bad battery pack (260 shots)
49
has image stabilization (Sensor based)
sensor size is good (APS-C)
supports phase detect auto focus
does not have liveview
low frames per second (3.0 frames per second)
low resolution (10MP)
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Travel Comparison

Panasonic GX9 Travel photography features
Sony A100 Travel photography features
71
connects via bluetooth
boasts focus by touch
good resolution (20MP)
flash built-in
bad battery pack (260 shots)
does not contain selfie friendly display
45
has built in flash
lack of Time Lapse recording
low resolution (10MP)
display isn't selfie friendly
Photography Glossary

Landscape Comparison

Panasonic GX9 as a Landscape photography camera
Sony A100 as a Landscape photography camera
77
you can focus manually
switch lenses (Micro Four Thirds mount)
good sized screen (3 inches)
image stabilization (Sensor based 5-axis)
good resolution (20MP)
decent sensor size (Four Thirds)
no low pass filter
very good high ISO (25,600)
supports RAW files
bad battery pack (260 per charge)
53
has manual focus
interchangeable lenses (Sony/Minolta Alpha mount)
has image stabilization (Sensor based)
sensor size is good (APS-C)
saves RAW files
screen is somewhat small (2.5")
does not have liveview
low resolution (10 megapixels)
lack of Time Lapse recording
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Vlogging Comparison

Panasonic GX9 as a Vlogging camera
Sony A100 as a Vlogging camera
35
screen is touchscreen
image stabilization (Sensor based 5-axis)
provides face detection focus
high quality video (3840 x 2160 resolution)
does not contain selfie friendly display
no external microphone port
9
can't record video
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Panasonic GX9 vs Sony A100 Specifications

Detailed spec comparison table for Panasonic GX9 and Sony A100
 Panasonic Lumix DC-GX9Sony Alpha DSLR-A100
General Information
Manufacturer Panasonic Sony
Model Panasonic Lumix DC-GX9 Sony Alpha DSLR-A100
Type Advanced Mirrorless Entry-Level DSLR
Announced 2018-02-13 2006-07-31
Physical type Rangefinder-style mirrorless Compact SLR
Sensor Information
Powered by Venus Engine -
Sensor type CMOS CCD
Sensor size Four Thirds APS-C
Sensor dimensions 17.3 x 13mm 23.6 x 15.8mm
Sensor area 224.9mm² 372.9mm²
Sensor resolution 20 megapixels 10 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Full resolution 5184 x 3888 3872 x 2592
Max native ISO 25600 1600
Minimum native ISO 200 100
RAW files
Minimum boosted ISO 100 -
Autofocusing
Manual focus
Touch focus
AF continuous
AF single
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 49 9
Lens
Lens mounting type Micro Four Thirds Sony/Minolta Alpha
Number of lenses 107 143
Crop factor 2.1 1.5
Screen
Type of display Tilting Fixed Type
Display diagonal 3 inch 2.5 inch
Display resolution 1,240 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder Electronic Optical (pentamirror)
Viewfinder resolution 2,760 thousand dots -
Viewfinder coverage 100% 95%
Viewfinder magnification 0.7x 0.55x
Features
Slowest shutter speed 60s 30s
Maximum shutter speed 1/4000s 1/4000s
Maximum quiet shutter speed 1/16000s -
Continuous shooting rate 9.0 frames per sec 3.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Integrated flash
Flash range 6.00 m (at ISO 200) -
Flash options Auto, auto w/redeye reduction, forced on, forced on w/redeye reduction, slow sync, slow sync w/redeye reduction, forced off Auto, Fill-in, Red-Eye reduction, Slow Sync, Off
External flash
AEB
WB bracketing
Maximum flash synchronize - 1/160s
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Max video resolution 3840x2160 None
Video data format MPEG-4, AVCHD, H.264 -
Mic support
Headphone support
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB Yes USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 407 grams (0.90 lbs) 638 grams (1.41 lbs)
Physical dimensions 124 x 72 x 47mm (4.9" x 2.8" x 1.9") 133 x 95 x 71mm (5.2" x 3.7" x 2.8")
DXO scores
DXO All around score not tested 61
DXO Color Depth score not tested 22.0
DXO Dynamic range score not tested 11.2
DXO Low light score not tested 476
Other
Battery life 260 images -
Battery style Battery Pack -
Battery model - NP-FM55H
Self timer Yes (2 or 10 secs, 3 photos over 10 secs) Yes (2 or 10 sec)
Time lapse feature
Storage type SD/SDHC/SDXC card (UHS-I supported) Compact Flash (Type I or II)
Card slots One One
Retail pricing $1,000 $1,000