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Samsung ST30 vs Sigma SD15

Portability
98
Imaging
32
Features
18
Overall
26
Samsung ST30 front
 
Sigma SD15 front
Portability
59
Imaging
44
Features
45
Overall
44

Samsung ST30 vs Sigma SD15 Key Specs

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
  • Launched January 2011
Sigma SD15
(Full Review)
  • 5MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 1600 (Expand to 3200)
  • No Video
  • Sigma SA Mount
  • 750g - 144 x 107 x 81mm
  • Introduced February 2010
  • Older Model is Sigma SD14
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Samsung ST30 vs Sigma SD15 Overview

Here, we will be analyzing the Samsung ST30 vs Sigma SD15, former being a Ultracompact while the latter is a Advanced DSLR by companies Samsung and Sigma. There is a noticeable difference between the resolutions of the ST30 (10MP) and SD15 (5MP) and the ST30 (1/3") and SD15 (APS-C) have different sensor dimensions.

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The ST30 was announced 12 months later than the SD15 which means that they are both of a similar age. Both of the cameras feature different body design with the Samsung ST30 being a Ultracompact camera and the Sigma SD15 being a Mid-size SLR camera.

Before getting straight to a complete comparison, here is a short synopsis of how the ST30 grades against the SD15 when considering portability, imaging, features and an overall rating.

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Reasons to pick Samsung ST30 over the Sigma SD15

 ST30 SD15 
IntroducedJanuary 2011February 2010Fresher by 12 months

Reasons to pick Sigma SD15 over the Samsung ST30

 SD15 ST30 
Manually focus Very accurate focus

Common features in the Samsung ST30 and Sigma SD15

 ST30 SD15 
Screen typeFixed Fixed Fixed screen
Screen size3"3"Same screen sizing
Screen resolution460k460kIdentical screen resolution
Selfie screen No selfie screen
Touch screen Neither offers Touch screen

Samsung ST30 vs Sigma SD15 Physical Comparison

In case you're looking to carry your camera often, you will have to consider its weight and volume. The Samsung ST30 offers external measurements of 82mm x 52mm x 17mm (3.2" x 2.0" x 0.7") along with a weight of 87 grams (0.19 lbs) whilst the Sigma SD15 has sizing of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") and a weight of 750 grams (1.65 lbs).

Compare the Samsung ST30 vs Sigma SD15 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will vary based on the lens you have chosen at the time. The following is a front view over all size comparison of the ST30 vs the SD15.

Samsung ST30 vs Sigma SD15 size comparison

Using size and weight, the portability score of the ST30 and SD15 is 98 and 59 respectively.

Samsung ST30 vs Sigma SD15 top view buttons comparison

Samsung ST30 vs Sigma SD15 Sensor Comparison

In many cases, it is hard to visualize the gap between sensor sizing just by reading technical specs. The visual below should offer you a much better sense of the sensor sizing in the ST30 and SD15.

As you can tell, each of the cameras come with different resolutions and different sensor sizing. The ST30 with its tinier sensor is going to make getting shallower DOF tougher and the Samsung ST30 will offer you extra detail with its extra 5 Megapixels. Higher resolution will allow you to crop shots a good deal more aggressively. The more modern ST30 should have an edge with regard to sensor innovation.

Samsung ST30 vs Sigma SD15 sensor size comparison

Samsung ST30 vs Sigma SD15 Screen and ViewFinder

Samsung ST30 vs Sigma SD15 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Samsung ST30 Portrait photography advice
Sigma SD15 Portrait photography advice
19
focusing manually not possible
lack of manual mode
external flash not possible
low resolution sensor (10MP)
small sensor size (1/3")
does not have RAW files
50
focusing manually
nice sensor size (APS-C)
exports RAW files
does not have liveview
sensor resolution low (5MP)
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Street Comparison

Street photography with Samsung ST30
Street photography with Sigma SD15
54
lighter than competitors in class (87g)
no articulating screen
lack of image stabilization
small sensor size (1/3")
does not have RAW files
max ISO too low (0)
52
nice sensor size (APS-C)
exports RAW files
fixed screen
no image stabilization
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Sports Comparison

Sports photography with Samsung ST30
Sports photography with Sigma SD15
16
can't change focal length (()mm)
no shutter priority mode
lack of image stabilization
low resolution sensor (10 megapixels)
small sensor size (1/3")
does not have phase detect AF
38
nice sensor size (APS-C)
has phase detect auto focus
does not have liveview
max fps very slow (3.0 frames/s)
no image stabilization
sensor resolution low (5 megapixels)
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Travel Comparison

Samsung ST30 Travel photography advice
Sigma SD15 Travel photography advice
65
lighter than competitors in class (87 grams)
built-in flash
very good maximum aperture (f)
doesn't have Time Lapse recording
low resolution sensor (10 megapixels)
screen is not selfie friendly
42
has built in flash
lack of Time Lapse recording
sensor resolution low (5MP)
doesn't have selfie friendly display
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Landscape Comparison

Samsung ST30 Landscape photography features
Sigma SD15 Landscape photography features
30
very good maximum aperture (f)
screen is a decent size (3")
focusing manually not possible
lens is fixed (fixed lens mount)
can't change focal length (()mm)
lack of manual mode
lack of image stabilization
low resolution sensor (10 megapixels)
small sensor size (1/3")
max ISO too low (0)
does not have RAW files
doesn't have Time Lapse recording
51
focusing manually
switch lenses (Sigma SA mount)
good sized screen (3 inch)
nice sensor size (APS-C)
exports RAW files
does not have liveview
no image stabilization
sensor resolution low (5 megapixels)
lack of Time Lapse recording
Photography Glossary

Vlogging Comparison

Samsung ST30 Vlogging highlights
Sigma SD15 Vlogging highlights
29
very good maximum aperture (f)
lighter than competitors in class (87g)
screen is not selfie friendly
lack of image stabilization
low video resolution (640 x 480 pxls)
doesn't have external mic port
9
lack of video recording
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Samsung ST30 vs Sigma SD15 Specifications

Detailed spec comparison table for Samsung ST30 and Sigma SD15
 Samsung ST30Sigma SD15
General Information
Make Samsung Sigma
Model Samsung ST30 Sigma SD15
Category Ultracompact Advanced DSLR
Launched 2011-01-19 2010-02-20
Body design Ultracompact Mid-size SLR
Sensor Information
Processor - True II
Sensor type CCD CMOS (Foveon X3)
Sensor size 1/3" APS-C
Sensor dimensions 4.8 x 3.6mm 20.7 x 13.8mm
Sensor surface area 17.3mm² 285.7mm²
Sensor resolution 10 megapixel 5 megapixel
Anti aliasing filter
Aspect ratio - 3:2
Highest resolution 4608 x 3456 2640 x 1760
Highest native ISO - 1600
Highest boosted ISO - 3200
Min native ISO - 100
RAW support
Min boosted ISO - 50
Autofocusing
Focus manually
Touch focus
AF continuous
Single AF
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Lens
Lens mounting type fixed lens Sigma SA
Lens focal range () -
Available lenses - 76
Crop factor 7.5 1.7
Screen
Range of display Fixed Type Fixed Type
Display sizing 3" 3"
Resolution of display 460 thousand dot 460 thousand dot
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder None Optical (pentaprism)
Viewfinder coverage - 96%
Viewfinder magnification - 0.6x
Features
Lowest shutter speed 8 secs 30 secs
Highest shutter speed 1/2000 secs 1/4000 secs
Continuous shooting speed - 3.0 frames per second
Shutter priority
Aperture priority
Manual exposure
Exposure compensation - Yes
Set WB
Image stabilization
Inbuilt flash
External flash
AEB
WB bracketing
Highest flash sync - 1/180 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 640 x 480 -
Highest video resolution 640x480 None
Mic input
Headphone input
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB none USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 87 grams (0.19 lbs) 750 grams (1.65 lbs)
Physical dimensions 82 x 52 x 17mm (3.2" x 2.0" x 0.7") 144 x 107 x 81mm (5.7" x 4.2" x 3.2")
DXO scores
DXO All around score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Self timer - Yes (10 sec)
Time lapse shooting
Storage media - SD/SDHC card
Storage slots One One
Retail pricing $55 $1,500