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Samsung GX-20 vs Sigma SD1 Merrill

Portability
58
Imaging
54
Features
52
Overall
53
Samsung GX-20 front
 
Sigma SD1 Merrill front
Portability
57
Imaging
56
Features
45
Overall
51

Samsung GX-20 vs Sigma SD1 Merrill Key Specs

Samsung GX-20
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 3200 (Increase to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 72mm
  • Introduced January 2008
  • Older Model is Samsung GX-10
Sigma SD1 Merrill
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • No Video
  • Sigma SA Mount
  • 790g - 146 x 113 x 80mm
  • Released April 2012
  • Earlier Model is Sigma SD1
Photography Glossary

Samsung GX-20 vs Sigma SD1 Merrill Overview

Below is a comprehensive analysis of the Samsung GX-20 and Sigma SD1 Merrill, both Advanced DSLR cameras by competitors Samsung and Sigma. The resolution of the GX-20 (15MP) and the SD1 Merrill (15MP) is very comparable and they use the same exact sensor sizing (APS-C).

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The GX-20 was brought out 5 years before the SD1 Merrill and that is a fairly serious difference as far as camera tech is concerned. The two cameras offer the identical body type (Mid-size SLR).

Before delving through a step-by-step comparison, below is a concise summation of how the GX-20 scores vs the SD1 Merrill with respect to portability, imaging, features and an overall grade.

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Reasons to pick Samsung GX-20 over the Sigma SD1 Merrill

 GX-20 SD1 Merrill 

Reasons to pick Sigma SD1 Merrill over the Samsung GX-20

 SD1 Merrill GX-20 
ReleasedApril 2012January 2008More recent by 51 months
Display sizing3"2.7"Larger display (+0.3")
Display resolution460k230kSharper display (+230k dot)

Common features in the Samsung GX-20 and Sigma SD1 Merrill

 GX-20 SD1 Merrill 
Focus manually More precise focusing
Display typeFixed Fixed Fixed display
Selfie screen Neither comes with selfie screen
Touch display Neither comes with Touch display

Samsung GX-20 vs Sigma SD1 Merrill Physical Comparison

In case you're looking to lug around your camera regularly, you're going to have to take into account its weight and volume. The Samsung GX-20 comes with outer dimensions of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") having a weight of 800 grams (1.76 lbs) while the Sigma SD1 Merrill has sizing of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") along with a weight of 790 grams (1.74 lbs).

Analyze the Samsung GX-20 and Sigma SD1 Merrill in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will differ depending on the lens you have chosen at that time. Underneath is the front view sizing comparison of the GX-20 and the SD1 Merrill.

Samsung GX-20 vs Sigma SD1 Merrill size comparison

Looking at size and weight, the portability score of the GX-20 and SD1 Merrill is 58 and 57 respectively.

Samsung GX-20 vs Sigma SD1 Merrill top view buttons comparison

Samsung GX-20 vs Sigma SD1 Merrill Sensor Comparison

Oftentimes, it can be hard to picture the gap in sensor measurements merely by going through specifications. The visual underneath will give you a greater sense of the sensor dimensions in the GX-20 and SD1 Merrill.

Plainly, each of the cameras offer the same exact sensor sizing and the same exact resolution therefore you can expect comparable quality of images however you might want to consider the age of the cameras into account. The older GX-20 will be disadvantaged in sensor innovation.

Samsung GX-20 vs Sigma SD1 Merrill sensor size comparison

Samsung GX-20 vs Sigma SD1 Merrill Screen and ViewFinder

Samsung GX-20 vs Sigma SD1 Merrill Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Samsung GX-20 Portrait photography information
Sigma SD1 Merrill Portrait photography information
72
has manual focus
good MP (15 megapixels)
sensor size is decent (APS-C)
supports RAW files
65
you can focus manually
MP count decent (15MP)
nice sensor size (APS-C)
exports RAW formats
doesn't have liveview
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Street Comparison

Samsung GX-20 Street photography highlights
Sigma SD1 Merrill Street photography highlights
65
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
supports RAW files
environment proofing
no moving screen
57
nice sensor size (APS-C)
exports RAW formats
environment proof
screen is fixed
does not have image stabilization
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Sports Comparison

Samsung GX-20 Sports photography highlights
Sigma SD1 Merrill Sports photography highlights
68
built in image stabilization (Sensor based)
good MP (15 megapixels)
sensor size is decent (APS-C)
environment proofing
has phase detect AF
max fps low (3.0 fps)
61
MP count decent (15MP)
nice sensor size (APS-C)
environment proof
comes with phase detect AF
doesn't have liveview
does not have image stabilization
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Travel Comparison

Samsung GX-20 Travel photography info
Sigma SD1 Merrill Travel photography info
64
environment proofing
good MP (15 megapixels)
built-in flash
display isn't selfie friendly
54
environment proof
MP count decent (15 megapixels)
no Time Lapse function
screen is not selfie friendly
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Landscape Comparison

Samsung GX-20 Landscape photography features
Sigma SD1 Merrill Landscape photography features
71
has manual focus
interchangeable lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
good MP (15MP)
sensor size is decent (APS-C)
supports RAW files
environment proofing
small screen (2.7 inch)
63
you can focus manually
change lenses (Sigma SA mount)
nice screen size (3 inch)
MP count decent (15 megapixels)
nice sensor size (APS-C)
exports RAW formats
environment proof
doesn't have liveview
does not have image stabilization
no Time Lapse function
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Vlogging Comparison

Samsung GX-20 Vlogging details
Sigma SD1 Merrill Vlogging details
9
can't shoot video
9
can't shoot video
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Samsung GX-20 vs Sigma SD1 Merrill Specifications

Detailed spec comparison table for Samsung GX-20 and Sigma SD1 Merrill
 Samsung GX-20Sigma SD1 Merrill
General Information
Company Samsung Sigma
Model type Samsung GX-20 Sigma SD1 Merrill
Type Advanced DSLR Advanced DSLR
Introduced 2008-01-24 2012-04-10
Physical type Mid-size SLR Mid-size SLR
Sensor Information
Processor Chip - Dual True II
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor dimensions 23.4 x 15.6mm 24 x 16mm
Sensor surface area 365.0mm² 384.0mm²
Sensor resolution 15MP 15MP
Anti alias filter
Highest resolution 4688 x 3120 4800 x 3200
Highest native ISO 3200 6400
Highest boosted ISO 6400 -
Lowest native ISO 100 100
RAW pictures
Autofocusing
Focus manually
AF touch
AF continuous
Single AF
AF tracking
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 11 -
Lens
Lens support Pentax KAF2 Sigma SA
Total lenses 151 76
Focal length multiplier 1.5 1.5
Screen
Screen type Fixed Type Fixed Type
Screen sizing 2.7 inch 3 inch
Resolution of screen 230k dots 460k dots
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 95 percent 96 percent
Viewfinder magnification 0.64x 0.64x
Features
Lowest shutter speed 30 secs -
Highest shutter speed 1/4000 secs -
Continuous shooting rate 3.0fps -
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt 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 no built-in flash
External flash
Auto exposure bracketing
WB bracketing
Highest flash synchronize 1/180 secs -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Highest 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
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 800 grams (1.76 lbs) 790 grams (1.74 lbs)
Dimensions 142 x 101 x 72mm (5.6" x 4.0" x 2.8") 146 x 113 x 80mm (5.7" x 4.4" x 3.1")
DXO scores
DXO All around rating 68 not tested
DXO Color Depth rating 23.1 not tested
DXO Dynamic range rating 11.2 not tested
DXO Low light rating 714 not tested
Other
Self timer Yes (2 or 10 sec) Yes
Time lapse shooting
Type of storage SD/MMC/SDHC card Compact Flash (Type I, UDMA compatible)
Card slots One One
Cost at launch $850 $2,339