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Samsung GX-20 vs Sony A850

Portability
58
Imaging
53
Features
52
Overall
52
Samsung GX-20 front
 
Sony Alpha DSLR-A850 front
Portability
54
Imaging
68
Features
60
Overall
64

Samsung GX-20 vs Sony A850 Key Specs

Samsung GX-20
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Display
  • ISO 100 - 3200 (Expand to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 72mm
  • Released January 2008
  • Older Model is Samsung GX-10
Sony A850
(Full Review)
  • 25MP - Full frame Sensor
  • 3" Fixed Screen
  • ISO 200 - 3200 (Boost to 6400)
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • No Video
  • Sony/Minolta Alpha Mount
  • 895g - 156 x 117 x 82mm
  • Revealed April 2010
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Samsung GX-20 vs Sony A850 Overview

On this page, we will be comparing the Samsung GX-20 and Sony A850, both Advanced DSLR digital cameras by rivals Samsung and Sony. There exists a huge gap between the sensor resolutions of the GX-20 (15MP) and A850 (25MP) and the GX-20 (APS-C) and A850 (Full frame) posses different sensor sizes.

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The GX-20 was unveiled 3 years before the A850 and that is quite a significant gap as far as technology is concerned. Both of these cameras have the same body design (Mid-size SLR).

Before going right into a full comparison, here is a brief highlight of how the GX-20 matches up against the A850 in terms of portability, imaging, features and an overall grade.

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Reasons to pick Samsung GX-20 over the Sony A850

 GX-20 A850 

Reasons to pick Sony A850 over the Samsung GX-20

 A850 GX-20 
RevealedApril 2010January 2008More recent by 27 months
Screen dimensions3"2.7"Bigger screen (+0.3")
Screen resolution922k230kClearer screen (+692k dot)

Common features in the Samsung GX-20 and Sony A850

 GX-20 A850 
Manually focus Dial exact focus
Screen typeFixed Fixed Fixed screen
Selfie screen Neither offers selfie screen
Touch friendly screen Lack of Touch friendly screen

Samsung GX-20 vs Sony A850 Physical Comparison

If you're intending to lug around your camera, you're going to have to take into account its weight and volume. The Samsung GX-20 offers physical dimensions of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") and a weight of 800 grams (1.76 lbs) while the Sony A850 has sizing of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") having a weight of 895 grams (1.97 lbs).

Examine the Samsung GX-20 and Sony A850 in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an Interchangeable Lens Camera will change depending on the lens you are utilizing during that time. Underneath is a front view dimension comparison of the GX-20 vs the A850.

Samsung GX-20 vs Sony A850 size comparison

Factoring in dimensions and weight, the portability rating of the GX-20 and A850 is 58 and 54 respectively.

Samsung GX-20 vs Sony A850 top view buttons comparison

Samsung GX-20 vs Sony A850 Sensor Comparison

Quite often, it is very hard to imagine the contrast between sensor measurements only by reading through a spec sheet. The graphic underneath might provide you a more clear sense of the sensor sizes in the GX-20 and A850.

Clearly, the two cameras provide different megapixels and different sensor measurements. The GX-20 using its tinier sensor is going to make achieving shallower depth of field harder and the Sony A850 will resolve greater detail having an extra 10 Megapixels. Higher resolution will also allow you to crop pictures more aggressively. The older GX-20 is going to be disadvantaged when it comes to sensor tech.

Samsung GX-20 vs Sony A850 sensor size comparison

Samsung GX-20 vs Sony A850 Screen and ViewFinder

Samsung GX-20 vs Sony A850 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Samsung GX-20 Portrait photography advice
Sony A850 Portrait photography advice
71
you can focus manually
good megapixels (15 megapixels)
nice sensor size (APS-C)
supports RAW files
72
you can focus manually
amazing resolution (25 megapixels)
sensor size is large (Full frame)
saves RAW formats
doesn't have liveview
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Street Comparison

Samsung GX-20 Street photography factors
Sony A850 Street photography factors
65
built in image stabilization (Sensor based)
nice sensor size (APS-C)
supports RAW files
environment proofing
screen does not articulate
66
built in image stabilization (Sensor based)
sensor size is large (Full frame)
saves RAW formats
environment proof
no articulating screen
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Sports Comparison

Samsung GX-20 as a Sports photography camera
Sony A850 as a Sports photography camera
68
built in image stabilization (Sensor based)
good megapixels (15MP)
nice sensor size (APS-C)
environment proofing
has phase detect auto focus
continuous shooting slow (3.0 frames/s)
71
high shutter speed (1/8,000s)
built in image stabilization (Sensor based)
amazing resolution (25 megapixels)
sensor size is large (Full frame)
environment proof
has phase detect AF
doesn't have liveview
low fps (3.0 frames/s)
Photography Glossary

Travel Comparison

Samsung GX-20 as a Travel photography camera
Sony A850 as a Travel photography camera
63
environment proofing
good megapixels (15MP)
has built in flash
does not feature selfie friendly display
55
environment proof
amazing resolution (25 megapixels)
missing Time Lapse mode
display is not selfie friendly
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Landscape Comparison

Samsung GX-20 Landscape photography advice
Sony A850 Landscape photography advice
70
you can focus manually
switch lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
good megapixels (15 megapixels)
nice sensor size (APS-C)
supports RAW files
environment proofing
small screen (2.7")
73
you can focus manually
switch lenses (Sony/Minolta Alpha mount)
nice screen size (3")
built in image stabilization (Sensor based)
amazing resolution (25MP)
sensor size is large (Full frame)
saves RAW formats
environment proof
two card slots
doesn't have liveview
missing Time Lapse mode
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Vlogging Comparison

Samsung GX-20 as a Vlogging camera
Sony A850 as a Vlogging camera
9
can't record video
9
no video shooting
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Samsung GX-20 vs Sony A850 Specifications

Detailed spec comparison table for Samsung GX-20 and Sony A850
 Samsung GX-20Sony Alpha DSLR-A850
General Information
Manufacturer Samsung Sony
Model type Samsung GX-20 Sony Alpha DSLR-A850
Type Advanced DSLR Advanced DSLR
Released 2008-01-24 2010-04-15
Physical type Mid-size SLR Mid-size SLR
Sensor Information
Powered by - Bionz
Sensor type CMOS CMOS
Sensor size APS-C Full frame
Sensor dimensions 23.4 x 15.6mm 35.9 x 24mm
Sensor area 365.0mm² 861.6mm²
Sensor resolution 15 megapixel 25 megapixel
Anti alias filter
Aspect ratio - 3:2 and 16:9
Maximum resolution 4688 x 3120 6048 x 4032
Maximum native ISO 3200 3200
Maximum boosted ISO 6400 6400
Minimum native ISO 100 200
RAW files
Autofocusing
Manual focusing
Autofocus touch
Autofocus continuous
Single autofocus
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 11 9
Lens
Lens support Pentax KAF2 Sony/Minolta Alpha
Number of lenses 151 143
Focal length multiplier 1.5 1
Screen
Type of display Fixed Type Fixed Type
Display sizing 2.7 inches 3 inches
Display resolution 230k dots 922k dots
Selfie friendly
Liveview
Touch functionality
Display technology - TFT Xtra Fine color LCD
Viewfinder Information
Viewfinder Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 95 percent 98 percent
Viewfinder magnification 0.64x 0.74x
Features
Slowest shutter speed 30 secs 30 secs
Maximum shutter speed 1/4000 secs 1/8000 secs
Continuous shooting rate 3.0fps 3.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash distance 13.00 m (at ISO 100) no built-in flash
Flash modes Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in, Wireless
External flash
Auto exposure bracketing
WB bracketing
Maximum flash synchronize 1/180 secs 1/250 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Maximum video resolution None None
Mic port
Headphone port
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 800 gr (1.76 pounds) 895 gr (1.97 pounds)
Physical dimensions 142 x 101 x 72mm (5.6" x 4.0" x 2.8") 156 x 117 x 82mm (6.1" x 4.6" x 3.2")
DXO scores
DXO All around rating 68 79
DXO Color Depth rating 23.1 23.8
DXO Dynamic range rating 11.2 12.2
DXO Low light rating 714 1415
Other
Battery life - 880 shots
Battery type - Battery Pack
Battery ID - NP-FM500H
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse shooting
Storage type SD/MMC/SDHC card Compact Flash (Type I or II), UDMA, Memory Stick Duo / Pro Duo
Card slots 1 Dual
Retail price $850 $0