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Samsung GX-20 vs Sony A99

Portability
58
Imaging
53
Features
52
Overall
52
Samsung GX-20 front
 
Sony SLT-A99 front
Portability
57
Imaging
69
Features
88
Overall
76

Samsung GX-20 vs Sony A99 Key Specs

Samsung GX-20
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 3200 (Boost to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 72mm
  • Launched January 2008
  • Older Model is Samsung GX-10
Sony A99
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 812g - 147 x 111 x 78mm
  • Launched December 2012
  • Superseded the Sony A900
  • Newer Model is Sony A99 II
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Samsung GX-20 vs Sony A99 Overview

On this page, we are contrasting the Samsung GX-20 versus Sony A99, both Advanced DSLR digital cameras by manufacturers Samsung and Sony. There exists a noticeable gap between the image resolutions of the GX-20 (15MP) and A99 (24MP) and the GX-20 (APS-C) and A99 (Full frame) boast totally different sensor sizing.

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The GX-20 was launched 5 years before the A99 and that is quite a sizable difference as far as technology is concerned. Both of these cameras have the same body design (Mid-size SLR).

Before we go straight to a in depth comparison, here is a short overview of how the GX-20 grades vs the A99 in relation to portability, imaging, features and an overall grade.

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Reasons to pick Samsung GX-20 over the Sony A99

 GX-20 A99 

Reasons to pick Sony A99 over the Samsung GX-20

 A99 GX-20 
LaunchedDecember 2012January 2008More recent by 59 months
Display typeFully ArticulatedFixed Fully Articulating display
Display dimensions3"2.7"Larger display (+0.3")
Display resolution1229k230kSharper display (+999k dot)
Selfie screen Take selfies

Common features in the Samsung GX-20 and Sony A99

 GX-20 A99 
Focus manually Very accurate focusing
Touch friendly display Neither contains Touch friendly display

Samsung GX-20 vs Sony A99 Physical Comparison

For those who are planning to lug around your camera frequently, you have to consider its weight and measurements. The Samsung GX-20 has got outer measurements of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") having a weight of 800 grams (1.76 lbs) and the Sony A99 has proportions of 147mm x 111mm x 78mm (5.8" x 4.4" x 3.1") accompanied by a weight of 812 grams (1.79 lbs).

Check the Samsung GX-20 versus Sony A99 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will differ depending on the lens you are utilizing at that time. The following is a front view proportions comparison of the GX-20 against the A99.

Samsung GX-20 vs Sony A99 size comparison

Using dimensions and weight, the portability rating of the GX-20 and A99 is 58 and 57 respectively.

Samsung GX-20 vs Sony A99 top view buttons comparison

Samsung GX-20 vs Sony A99 Sensor Comparison

Normally, it is very hard to see the gap between sensor measurements merely by reviewing specs. The graphic underneath will help give you a far better sense of the sensor measurements in the GX-20 and A99.

All in all, both of these cameras have different resolutions and different sensor measurements. The GX-20 featuring a tinier sensor will make achieving shallow depth of field tougher and the Sony A99 will offer extra detail utilizing its extra 9 Megapixels. Greater resolution will also let you crop pics a bit more aggressively. The older GX-20 is going to be disadvantaged when it comes to sensor technology.

Samsung GX-20 vs Sony A99 sensor size comparison

Samsung GX-20 vs Sony A99 Screen and ViewFinder

Samsung GX-20 vs Sony A99 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Samsung GX-20
Portrait photography with Sony A99
71
manual focus
good MP (15 megapixels)
sensor size is nice (APS-C)
delivers RAW formats
81
manual focus
sensor resolution is decent (24 megapixels)
big sensor size (Full frame)
provides face detect autofocus
supports RAW formats
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Street Comparison

Samsung GX-20 Street photography info
Sony A99 Street photography info
65
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
delivers RAW formats
weather proof
fixed screen
75
screen articulates fully
has image stabilization (Sensor based)
big sensor size (Full frame)
supports RAW formats
environment proofing
very good ISO range (25,600)
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Sports Comparison

Samsung GX-20 Sports photography factors
Sony A99 Sports photography factors
68
built in image stabilization (Sensor based)
good MP (15 megapixels)
sensor size is nice (APS-C)
weather proof
comes with phase detect auto focus
slow continuous shooting (3.0 fps)
78
maximum shutter speed is high (1/8,000 seconds)
has image stabilization (Sensor based)
sensor resolution is decent (24 megapixels)
big sensor size (Full frame)
provides tracking focus
environment proofing
supports phase detect autofocus
bad battery pack (500 CIPA)
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Travel Comparison

Travel photography with Samsung GX-20
Travel photography with Sony A99
63
weather proof
good MP (15MP)
has built in flash
does not offer selfie friendly display
60
environment proofing
sensor resolution is decent (24MP)
display is selfie friendly
lack of Timelapse recording
bad battery pack (500 per charge)
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Landscape Comparison

Samsung GX-20 as a Landscape photography camera
Sony A99 as a Landscape photography camera
70
manual focus
switch lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
good MP (15MP)
sensor size is nice (APS-C)
delivers RAW formats
weather proof
small screen (2.7 inch)
74
manual focus
change lenses (Sony/Minolta Alpha mount)
pretty good screen size (3 inches)
has image stabilization (Sensor based)
sensor resolution is decent (24 megapixels)
big sensor size (Full frame)
very good ISO range (25,600)
supports RAW formats
environment proofing
has double storage slots
bad battery pack (500 per charge)
lack of Timelapse recording
Photography Glossary

Vlogging Comparison

Samsung GX-20 Vlogging factors
Sony A99 Vlogging factors
9
no video recording
76
display is selfie friendly
has image stabilization (Sensor based)
provides face detect autofocus
video resolution high (1920 x 1080 pxls)
comes with microphone port
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Samsung GX-20 vs Sony A99 Specifications

Detailed spec comparison table for Samsung GX-20 and Sony A99
 Samsung GX-20Sony SLT-A99
General Information
Manufacturer Samsung Sony
Model type Samsung GX-20 Sony SLT-A99
Category Advanced DSLR Advanced DSLR
Launched 2008-01-24 2012-12-12
Body design Mid-size SLR Mid-size SLR
Sensor Information
Processor - Bionz
Sensor type CMOS CMOS
Sensor size APS-C Full frame
Sensor measurements 23.4 x 15.6mm 35.8 x 23.8mm
Sensor area 365.0mm² 852.0mm²
Sensor resolution 15 megapixel 24 megapixel
Anti alias filter
Aspect ratio - 3:2 and 16:9
Max resolution 4688 x 3120 6000 x 4000
Max native ISO 3200 25600
Max enhanced ISO 6400 -
Min native ISO 100 100
RAW photos
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Autofocus single
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 11 19
Cross type focus points - 11
Lens
Lens support Pentax KAF2 Sony/Minolta Alpha
Available lenses 151 143
Focal length multiplier 1.5 1
Screen
Screen type Fixed Type Fully Articulated
Screen diagonal 2.7 inch 3 inch
Resolution of screen 230 thousand dot 1,229 thousand dot
Selfie friendly
Liveview
Touch operation
Screen tech - TFT Xtra Fine color LCD
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic
Viewfinder resolution - 2,359 thousand dot
Viewfinder coverage 95% 100%
Viewfinder magnification 0.64x 0.71x
Features
Min shutter speed 30 seconds 30 seconds
Max shutter speed 1/4000 seconds 1/8000 seconds
Continuous shutter speed 3.0 frames per sec 10.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change white balance
Image stabilization
Integrated flash
Flash distance 13.00 m (at ISO 100) no built-in flash
Flash settings Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
Auto exposure bracketing
White balance bracketing
Max flash sync 1/180 seconds 1/250 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions - 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Max video resolution None 1920x1080
Video file format - MPEG-4, AVCHD, H.264
Microphone jack
Headphone jack
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None BuiltIn
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 800 grams (1.76 pounds) 812 grams (1.79 pounds)
Physical dimensions 142 x 101 x 72mm (5.6" x 4.0" x 2.8") 147 x 111 x 78mm (5.8" x 4.4" x 3.1")
DXO scores
DXO Overall rating 68 89
DXO Color Depth rating 23.1 25.0
DXO Dynamic range rating 11.2 14.0
DXO Low light rating 714 1555
Other
Battery life - 500 pictures
Type of battery - Battery Pack
Battery ID - NP-FM500H
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/MMC/SDHC card Memory Stick PRO Duo/Pro-HG Duo; SD, SDHC and SDXC
Storage slots Single Two
Launch price $850 $1,998