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Samsung GX-20 vs Sigma DP2 Quattro

Portability
58
Imaging
53
Features
52
Overall
52
Samsung GX-20 front
 
Sigma DP2 Quattro front
Portability
70
Imaging
63
Features
38
Overall
53

Samsung GX-20 vs Sigma DP2 Quattro Key Specs

Samsung GX-20
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Display
  • ISO 100 - 3200 (Raise to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 72mm
  • Revealed January 2008
  • Old Model is Samsung GX-10
Sigma DP2 Quattro
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • No Video
  • 45mm (F2.8) lens
  • 395g - 161 x 67 x 82mm
  • Revealed February 2014
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Samsung GX-20 vs Sigma DP2 Quattro Overview

Below, we will be matching up the Samsung GX-20 versus Sigma DP2 Quattro, one is a Advanced DSLR and the latter is a Large Sensor Compact by manufacturers Samsung and Sigma. There is a significant difference between the sensor resolutions of the GX-20 (15MP) and DP2 Quattro (20MP) but they possess the exact same sensor sizes (APS-C).

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The GX-20 was announced 7 years earlier than the DP2 Quattro which is quite a sizable gap as far as tech is concerned. Both of the cameras come with different body type with the Samsung GX-20 being a Mid-size SLR camera and the Sigma DP2 Quattro being a Large Sensor Compact camera.

Before diving in to a detailed comparison, below is a quick synopsis of how the GX-20 grades versus the DP2 Quattro in regards to portability, imaging, features and an overall score.

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Reasons to pick Samsung GX-20 over the Sigma DP2 Quattro

 GX-20 DP2 Quattro 

Reasons to pick Sigma DP2 Quattro over the Samsung GX-20

 DP2 Quattro GX-20 
RevealedFebruary 2014January 2008More modern by 73 months
Screen dimension3"2.7"Bigger screen (+0.3")
Screen resolution920k230kSharper screen (+690k dot)

Common features in the Samsung GX-20 and Sigma DP2 Quattro

 GX-20 DP2 Quattro 
Focus manually Very exact focus
Screen typeFixed Fixed Fixed screen
Selfie screen Lacking selfie screen
Touch friendly screen Neither provides Touch friendly screen

Samsung GX-20 vs Sigma DP2 Quattro Physical Comparison

For anyone who is going to carry around your camera regularly, you will have to consider its weight and dimensions. The Samsung GX-20 provides outer measurements of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") accompanied by a weight of 800 grams (1.76 lbs) while the Sigma DP2 Quattro has dimensions of 161mm x 67mm x 82mm (6.3" x 2.6" x 3.2") with a weight of 395 grams (0.87 lbs).

Analyze the Samsung GX-20 versus Sigma DP2 Quattro in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you are using at that time. Here is the front view overall size comparison of the GX-20 versus the DP2 Quattro.

Samsung GX-20 vs Sigma DP2 Quattro size comparison

Taking into consideration size and weight, the portability grade of the GX-20 and DP2 Quattro is 58 and 70 respectively.

Samsung GX-20 vs Sigma DP2 Quattro top view buttons comparison

Samsung GX-20 vs Sigma DP2 Quattro Sensor Comparison

Often, it's tough to imagine the difference between sensor sizes simply by looking at a spec sheet. The pic here will give you a much better sense of the sensor sizing in the GX-20 and DP2 Quattro.

Clearly, both of those cameras have got the exact same sensor measurements albeit different resolution. You should expect the Sigma DP2 Quattro to give extra detail with its extra 5 Megapixels. Higher resolution can also enable you to crop pictures much more aggressively. The more aged GX-20 is going to be behind with regard to sensor technology.

Samsung GX-20 vs Sigma DP2 Quattro sensor size comparison

Samsung GX-20 vs Sigma DP2 Quattro Screen and ViewFinder

Samsung GX-20 vs Sigma DP2 Quattro Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Samsung GX-20
Portrait photography with Sigma DP2 Quattro
71
has manual focus
good MP (15 megapixels)
sensor size is decent (APS-C)
supports RAW files
77
you can focus manually
good resolution (20 megapixels)
good sensor size (APS-C)
provides face detect focus
exports RAW files
Photography Glossary

Street Comparison

Street photography with Samsung GX-20
Street photography with Sigma DP2 Quattro
65
has image stabilization (Sensor based)
sensor size is decent (APS-C)
supports RAW files
environment proof
fixed screen
61
good sensor size (APS-C)
exports RAW files
no moving screen
no image stabilization
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Sports Comparison

Sports photography with Samsung GX-20
Sports photography with Sigma DP2 Quattro
68
has image stabilization (Sensor based)
good MP (15 megapixels)
sensor size is decent (APS-C)
environment proof
supports phase detect auto focus
low frames per second (3.0 fps)
48
good resolution (20 megapixels)
good sensor size (APS-C)
can't change focal length (45mm)
painfully slow continuous shooting (3.0 frames/s)
no image stabilization
does not have phase detect auto focus
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Travel Comparison

Samsung GX-20 Travel photography details
Sigma DP2 Quattro Travel photography details
63
environment proof
good MP (15MP)
built-in flash
does not feature selfie friendly display
53
good resolution (20MP)
display isn't selfie friendly
slow maximum aperture (f2.8)
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Landscape Comparison

Landscape photography with Samsung GX-20
Landscape photography with Sigma DP2 Quattro
70
has manual focus
interchangeable lenses (Pentax KAF2 mount)
has image stabilization (Sensor based)
good MP (15 megapixels)
sensor size is decent (APS-C)
supports RAW files
environment proof
screen is small (2.7 inches)
59
you can focus manually
good sized screen (3 inch)
good resolution (20 megapixels)
good sensor size (APS-C)
exports RAW files
lens is fixed (fixed lens mount)
can't change focal length (45mm)
slow maximum aperture (f2.8)
no image stabilization
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Vlogging Comparison

Samsung GX-20 Vlogging info
Sigma DP2 Quattro Vlogging info
9
no video
9
no video
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Samsung GX-20 vs Sigma DP2 Quattro Specifications

Detailed spec comparison table for Samsung GX-20 and Sigma DP2 Quattro
 Samsung GX-20Sigma DP2 Quattro
General Information
Company Samsung Sigma
Model Samsung GX-20 Sigma DP2 Quattro
Class Advanced DSLR Large Sensor Compact
Revealed 2008-01-24 2014-02-13
Physical type Mid-size SLR Large Sensor Compact
Sensor Information
Processor Chip - TRUE III engine
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor dimensions 23.4 x 15.6mm 23.5 x 15.7mm
Sensor area 365.0mm² 369.0mm²
Sensor resolution 15MP 20MP
Anti aliasing filter
Aspect ratio - 1:1, 4:3, 3:2 and 16:9
Maximum resolution 4688 x 3120 5424 x 3616
Maximum native ISO 3200 6400
Maximum boosted ISO 6400 -
Lowest native ISO 100 100
RAW format
Autofocusing
Manual focus
Touch focus
Continuous autofocus
Single autofocus
Tracking autofocus
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 11 9
Lens
Lens mounting type Pentax KAF2 fixed lens
Lens focal range - 45mm (1x)
Largest aperture - f/2.8
Total lenses 151 -
Crop factor 1.5 1.5
Screen
Display type Fixed Type Fixed Type
Display sizing 2.7 inch 3 inch
Display resolution 230k dots 920k dots
Selfie friendly
Liveview
Touch operation
Display technology - TFT color LCD
Viewfinder Information
Viewfinder Optical (pentaprism) None
Viewfinder coverage 95 percent -
Viewfinder magnification 0.64x -
Features
Lowest shutter speed 30s 30s
Highest shutter speed 1/4000s 1/2000s
Continuous shooting rate 3.0 frames/s 3.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash range 13.00 m (at ISO 100) no built-in flash
Flash options Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless no built-in flash
External flash
AE bracketing
White balance bracketing
Highest flash synchronize 1/180s -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Maximum video resolution None None
Mic support
Headphone support
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 800g (1.76 lb) 395g (0.87 lb)
Dimensions 142 x 101 x 72mm (5.6" x 4.0" x 2.8") 161 x 67 x 82mm (6.3" x 2.6" x 3.2")
DXO scores
DXO All around score 68 not tested
DXO Color Depth score 23.1 not tested
DXO Dynamic range score 11.2 not tested
DXO Low light score 714 not tested
Other
Battery model - BP-51
Self timer Yes (2 or 10 sec) Yes (2 or 10 secs)
Time lapse shooting
Type of storage SD/MMC/SDHC card -
Card slots Single Single
Retail price $850 $931