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Samsung ST30 vs Sony A7

Portability
98
Imaging
32
Features
18
Overall
26
Samsung ST30 front
 
Sony Alpha A7 front
Portability
78
Imaging
70
Features
80
Overall
74

Samsung ST30 vs Sony A7 Key Specs

Samsung ST30
(Full Review)
  • 10MP - 1/3" Sensor
  • 3" Fixed Screen
  • ISO 0 - 0
  • 640 x 480 video
  • ()mm (F) lens
  • 87g - 82 x 52 x 17mm
  • Launched January 2011
Sony A7
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 50 - 25600
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Sony E Mount
  • 474g - 127 x 94 x 48mm
  • Introduced January 2014
  • Newer Model is Sony A7 II
Photography Glossary

Samsung ST30 vs Sony A7 Overview

Here is a in-depth assessment of the Samsung ST30 versus Sony A7, former being a Ultracompact while the latter is a Pro Mirrorless by companies Samsung and Sony. There exists a substantial gap among the image resolutions of the ST30 (10MP) and A7 (24MP) and the ST30 (1/3") and A7 (Full frame) have totally different sensor sizes.

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The ST30 was revealed 4 years before the A7 and that is a fairly big difference as far as camera technology is concerned. Both the cameras have different body design with the Samsung ST30 being a Ultracompact camera and the Sony A7 being a SLR-style mirrorless camera.

Before getting into a in depth comparison, here is a short summation of how the ST30 matches up versus the A7 in regards to portability, imaging, features and an overall rating.

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Reasons to pick Samsung ST30 over the Sony A7

 ST30 A7 

Reasons to pick Sony A7 over the Samsung ST30

 A7 ST30 
IntroducedJanuary 2014January 2011Fresher by 36 months
Focus manually Dial accurate focus
Screen typeTiltingFixed Tilting screen
Screen resolution1230k460kClearer screen (+770k dot)

Common features in the Samsung ST30 and Sony A7

 ST30 A7 
Screen dimensions3"3"Equal screen dimensions
Selfie screen Neither includes selfie screen
Touch friendly screen Neither includes Touch friendly screen

Samsung ST30 vs Sony A7 Physical Comparison

For those who are looking to carry your camera, you have to think about its weight and volume. The Samsung ST30 features external 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) whilst the Sony A7 has sizing of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") with a weight of 474 grams (1.04 lbs).

Compare the Samsung ST30 versus Sony A7 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will change dependant on the lens you have attached at that time. Below is a front view sizing comparison of the ST30 and the A7.

Samsung ST30 vs Sony A7 size comparison

Taking into consideration dimensions and weight, the portability grade of the ST30 and A7 is 98 and 78 respectively.

Samsung ST30 vs Sony A7 top view buttons comparison

Samsung ST30 vs Sony A7 Sensor Comparison

Normally, it can be difficult to visualise the difference in sensor sizing merely by checking out a spec sheet. The photograph underneath will help give you a better sense of the sensor sizes in the ST30 and A7.

Clearly, both cameras have different megapixel count and different sensor sizing. The ST30 with its smaller sensor will make getting shallow DOF trickier and the Sony A7 will show extra detail because of its extra 14MP. Higher resolution can also make it easier to crop shots a bit more aggressively. The older ST30 will be disadvantaged with regard to sensor tech.

Samsung ST30 vs Sony A7 sensor size comparison

Samsung ST30 vs Sony A7 Screen and ViewFinder

Samsung ST30 vs Sony A7 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Samsung ST30 Portrait photography details
Sony A7 Portrait photography details
19
manual focus not available
manual mode not available
external flash not possible
megapixel count low (10 megapixels)
sensor size is small (1/3")
lack of RAW format
82
focusing manually
megapixel count decent (24 megapixels)
sensor size is big (Full frame)
has face detection focus
exports RAW formats
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Street Comparison

Samsung ST30 Street photography factors
Sony A7 Street photography factors
54
lighter than competition in class (87g)
fixed screen
no image stabilization
sensor size is small (1/3")
lack of RAW format
maximum ISO low (0)
79
tilting screen
sensor size is big (Full frame)
exports RAW formats
environment proof
lighter than competition in class (474g)
very good ISO range (25,600)
lack of image stabilization
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Sports Comparison

Samsung ST30 Sports photography advice
Sony A7 Sports photography advice
16
can't change focal length (()mm)
no shutter priority
no image stabilization
megapixel count low (10MP)
sensor size is small (1/3")
lack of phase detect autofocus
66
max shutter speed is good (1/8,000s)
megapixel count decent (24MP)
sensor size is big (Full frame)
environment proof
comes with phase detect auto focus
continuous shooting slow (5.0 frames/s)
lack of image stabilization
not so great battery power (340 shots)
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Travel Comparison

Samsung ST30 Travel photography info
Sony A7 Travel photography info
65
lighter than competition in class (87 grams)
flash built-in
good maximum aperture (f)
no Time Lapse mode
megapixel count low (10 megapixels)
screen isn't selfie friendly
69
lighter than competition in class (474g)
environment proof
megapixel count decent (24MP)
not so great battery power (340 per charge)
doesn't feature selfie friendly screen
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Landscape Comparison

Landscape photography with Samsung ST30
Landscape photography with Sony A7
30
good maximum aperture (f)
pretty good screen size (3 inches)
manual focus not available
fixed lens (fixed lens mount)
can't change focal length (()mm)
manual mode not available
no image stabilization
megapixel count low (10MP)
sensor size is small (1/3")
maximum ISO low (0)
lack of RAW format
no Time Lapse mode
75
focusing manually
swap lenses (Sony E mount)
screen is a decent size (3")
megapixel count decent (24 megapixels)
sensor size is big (Full frame)
very good ISO range (25,600)
exports RAW formats
environment proof
lack of image stabilization
not so great battery power (340 shots)
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Vlogging Comparison

Samsung ST30 Vlogging advice
Sony A7 Vlogging advice
29
good maximum aperture (f)
lighter than competition in class (87g)
screen isn't selfie friendly
no image stabilization
low video resolution (640 x 480 resolution)
no mic jack
35
has face detection focus
high res video (1920 x 1080 pxls)
does have external microphone port
lighter than competition in class (474 grams)
doesn't feature selfie friendly screen
lack of image stabilization
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Samsung ST30 vs Sony A7 Specifications

Detailed spec comparison table for Samsung ST30 and Sony A7
 Samsung ST30Sony Alpha A7
General Information
Manufacturer Samsung Sony
Model type Samsung ST30 Sony Alpha A7
Category Ultracompact Pro Mirrorless
Launched 2011-01-19 2014-01-22
Body design Ultracompact SLR-style mirrorless
Sensor Information
Powered by - Bionz X
Sensor type CCD CMOS
Sensor size 1/3" Full frame
Sensor measurements 4.8 x 3.6mm 35.8 x 23.9mm
Sensor surface area 17.3mm² 855.6mm²
Sensor resolution 10 megapixel 24 megapixel
Anti alias filter
Aspect ratio - 3:2 and 16:9
Maximum resolution 4608 x 3456 6000 x 4000
Maximum native ISO - 25600
Minimum native ISO - 50
RAW support
Autofocusing
Manual focusing
Touch to focus
Autofocus continuous
Single autofocus
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Total focus points - 117
Cross type focus points - 25
Lens
Lens mount type fixed lens Sony E
Lens zoom range () -
Number of lenses - 121
Focal length multiplier 7.5 1
Screen
Range of screen Fixed Type Tilting
Screen sizing 3" 3"
Screen resolution 460 thousand dot 1,230 thousand dot
Selfie friendly
Liveview
Touch capability
Screen tech - Xtra Fine LCD
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 2,359 thousand dot
Viewfinder coverage - 100%
Viewfinder magnification - 0.71x
Features
Lowest shutter speed 8s 30s
Highest shutter speed 1/2000s 1/8000s
Continuous shooting speed - 5.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Set white balance
Image stabilization
Integrated flash
Flash distance - no built-in flash
Flash settings - no built-in flash
External flash
Auto exposure bracketing
WB bracketing
Highest flash sync - 1/250s
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 640 x 480 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p)
Maximum video resolution 640x480 1920x1080
Video format - MPEG-4, AVCHD
Microphone jack
Headphone jack
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB none USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 87g (0.19 lbs) 474g (1.04 lbs)
Physical dimensions 82 x 52 x 17mm (3.2" x 2.0" x 0.7") 127 x 94 x 48mm (5.0" x 3.7" x 1.9")
DXO scores
DXO All around rating not tested 90
DXO Color Depth rating not tested 24.8
DXO Dynamic range rating not tested 14.2
DXO Low light rating not tested 2248
Other
Battery life - 340 photos
Form of battery - Battery Pack
Battery ID - NP-FW50
Self timer - Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse feature With downloadable app
Storage media - SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Storage slots Single Single
Launch pricing $55 $798