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Samsung GX-20 vs Samsung ST30

Portability
58
Imaging
53
Features
52
Overall
52
Samsung GX-20 front
 
Samsung ST30 front
Portability
98
Imaging
32
Features
18
Overall
26

Samsung GX-20 vs Samsung ST30 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
  • Announced January 2008
  • Earlier Model is Samsung GX-10
Samsung ST30
(Full Review)
  • 10MP - 1/3" Sensor
  • 3" Fixed Display
  • ISO 0 - 0
  • 640 x 480 video
  • ()mm (F) lens
  • 87g - 82 x 52 x 17mm
  • Revealed January 2011
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Samsung GX-20 vs Samsung ST30 Overview

Below is a detailed comparison of the Samsung GX-20 and Samsung ST30, former being a Advanced DSLR while the other is a Ultracompact and they are both designed by Samsung. There exists a considerable gap between the image resolutions of the GX-20 (15MP) and ST30 (10MP) and the GX-20 (APS-C) and ST30 (1/3") feature different sensor sizes.

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The GX-20 was launched 4 years prior to the ST30 and that is quite a large difference as far as technology is concerned. Each of the cameras offer different body type with the Samsung GX-20 being a Mid-size SLR camera and the Samsung ST30 being a Ultracompact camera.

Before delving in to a full comparison, below is a concise introduction of how the GX-20 matches up versus the ST30 with regard to portability, imaging, features and an overall grade.

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Reasons to pick Samsung GX-20 over the Samsung ST30

 GX-20 ST30 
Focus manually More exact focusing

Reasons to pick Samsung ST30 over the Samsung GX-20

 ST30 GX-20 
RevealedJanuary 2011January 2008More recent by 36 months
Display sizing3"2.7"Larger display (+0.3")
Display resolution460k230kCrisper display (+230k dot)

Common features in the Samsung GX-20 and Samsung ST30

 GX-20 ST30 
Display typeFixed Fixed Fixed display
Selfie screen Lack of selfie screen
Touch friendly display Neither includes Touch friendly display

Samsung GX-20 vs Samsung ST30 Physical Comparison

For anybody who is aiming to lug around your camera frequently, you will need to factor its weight and dimensions. The Samsung GX-20 features outside 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) and the Samsung ST30 has dimensions of 82mm x 52mm x 17mm (3.2" x 2.0" x 0.7") along with a weight of 87 grams (0.19 lbs).

Take a look at the Samsung GX-20 and Samsung ST30 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will change dependant on the lens you are utilizing at that moment. Below is the front view proportions comparison of the GX-20 compared to the ST30.

Samsung GX-20 vs Samsung ST30 size comparison

Looking at dimensions and weight, the portability rating of the GX-20 and ST30 is 58 and 98 respectively.

Samsung GX-20 vs Samsung ST30 top view buttons comparison

Samsung GX-20 vs Samsung ST30 Sensor Comparison

More often than not, it's difficult to visualize the contrast between sensor measurements just by reading a spec sheet. The visual underneath might offer you a much better sense of the sensor sizing in the GX-20 and ST30.

As you can see, the two cameras offer different resolutions and different sensor measurements. The GX-20 due to its larger sensor is going to make achieving shallow DOF less difficult and the Samsung GX-20 will offer more detail utilizing its extra 5MP. Greater resolution will also enable you to crop pics a little more aggressively. The older GX-20 is going to be disadvantaged in sensor technology.

Samsung GX-20 vs Samsung ST30 sensor size comparison

Samsung GX-20 vs Samsung ST30 Screen and ViewFinder

Samsung GX-20 vs Samsung ST30 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Samsung GX-20 Portrait photography factors
Samsung ST30 Portrait photography factors
71
you can focus manually
good megapixels (15MP)
sensor size is good (APS-C)
delivers RAW formats
19
lack of manual focus
no manual control
can't use external flash
sensor resolution low (10MP)
small sensor (1/3")
lack of RAW support
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Street Comparison

Samsung GX-20 Street photography advice
Samsung ST30 Street photography advice
65
has image stabilization (Sensor based)
sensor size is good (APS-C)
delivers RAW formats
environment proofing
screen does not articulate
54
lighter than others (87 grams)
no moving screen
does not have image stabilization
small sensor (1/3")
lack of RAW support
low max ISO (0)
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Sports Comparison

Sports photography with Samsung GX-20
Sports photography with Samsung ST30
68
has image stabilization (Sensor based)
good megapixels (15 megapixels)
sensor size is good (APS-C)
environment proofing
has phase detect autofocus
continuous shooting slow (3.0 frames per second)
16
focal length is fixed (()mm)
lack of shutter priority mode
does not have image stabilization
sensor resolution low (10 megapixels)
small sensor (1/3")
lack of phase detect AF
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Travel Comparison

Samsung GX-20 Travel photography factors
Samsung ST30 Travel photography factors
63
environment proofing
good megapixels (15MP)
flash built-in
does not posses selfie friendly display
65
lighter than others (87 grams)
built-in flash
fast max aperture (f)
no Time Lapse mode
sensor resolution low (10 megapixels)
display is not selfie friendly
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Landscape Comparison

Landscape photography with Samsung GX-20
Landscape photography with Samsung ST30
70
you can focus manually
interchangeable lenses (Pentax KAF2 mount)
has image stabilization (Sensor based)
good megapixels (15MP)
sensor size is good (APS-C)
delivers RAW formats
environment proofing
tiny screen (2.7 inch)
30
fast max aperture (f)
screen is a good size (3")
lack of manual focus
lens is fixed (fixed lens mount)
focal length is fixed (()mm)
no manual control
does not have image stabilization
sensor resolution low (10MP)
small sensor (1/3")
low max ISO (0)
lack of RAW support
no Time Lapse mode
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Vlogging Comparison

Samsung GX-20 Vlogging info
Samsung ST30 Vlogging info
9
can't shoot video
29
fast max aperture (f)
lighter than others (87 grams)
display is not selfie friendly
does not have image stabilization
video res low (640 x 480 pxls)
no external mic socket
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Samsung GX-20 vs Samsung ST30 Specifications

Detailed spec comparison table for Samsung GX-20 and Samsung ST30
 Samsung GX-20Samsung ST30
General Information
Company Samsung Samsung
Model type Samsung GX-20 Samsung ST30
Category Advanced DSLR Ultracompact
Announced 2008-01-24 2011-01-19
Physical type Mid-size SLR Ultracompact
Sensor Information
Sensor type CMOS CCD
Sensor size APS-C 1/3"
Sensor dimensions 23.4 x 15.6mm 4.8 x 3.6mm
Sensor area 365.0mm² 17.3mm²
Sensor resolution 15MP 10MP
Anti alias filter
Highest Possible resolution 4688 x 3120 4608 x 3456
Maximum native ISO 3200 -
Maximum enhanced ISO 6400 -
Min native ISO 100 -
RAW images
Autofocusing
Focus manually
AF touch
AF continuous
AF single
AF tracking
Selective AF
AF center weighted
Multi area AF
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 11 -
Lens
Lens mount type Pentax KAF2 fixed lens
Lens zoom range - ()
Number of lenses 151 -
Focal length multiplier 1.5 7.5
Screen
Display type Fixed Type Fixed Type
Display size 2.7" 3"
Resolution of display 230k dots 460k dots
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder Optical (pentaprism) None
Viewfinder coverage 95 percent -
Viewfinder magnification 0.64x -
Features
Min shutter speed 30 secs 8 secs
Max shutter speed 1/4000 secs 1/2000 secs
Continuous shutter rate 3.0fps -
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes -
Change WB
Image stabilization
Inbuilt flash
Flash distance 13.00 m (at ISO 100) -
Flash modes Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless -
External flash
AE bracketing
WB bracketing
Max flash synchronize 1/180 secs -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions - 640 x 480
Maximum video resolution None 640x480
Mic port
Headphone port
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) none
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 800 gr (1.76 lb) 87 gr (0.19 lb)
Dimensions 142 x 101 x 72mm (5.6" x 4.0" x 2.8") 82 x 52 x 17mm (3.2" x 2.0" x 0.7")
DXO scores
DXO Overall 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) -
Time lapse feature
Type of storage SD/MMC/SDHC card -
Card slots 1 1
Retail pricing $850 $55