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Samsung ST30 vs Sony RX100 IV

Portability
98
Imaging
33
Features
18
Overall
27
Samsung ST30 front
 
Sony Cyber-shot DSC-RX100 IV front
Portability
89
Imaging
52
Features
79
Overall
62

Samsung ST30 vs Sony RX100 IV 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
  • Released January 2011
Sony RX100 IV
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Screen
  • ISO 125 - 12800 (Expand to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 24-70mm (F1.8-2.8) lens
  • 298g - 102 x 58 x 41mm
  • Released June 2015
  • Older Model is Sony RX100 III
  • Newer Model is Sony RX100 V
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Samsung ST30 vs Sony RX100 IV Overview

On this page, we will be contrasting the Samsung ST30 and Sony RX100 IV, one being a Ultracompact and the latter is a Large Sensor Compact by competitors Samsung and Sony. There exists a crucial gap among the resolutions of the ST30 (10MP) and RX100 IV (20MP) and the ST30 (1/3") and RX100 IV (1") have totally different sensor size.

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The ST30 was introduced 5 years earlier than the RX100 IV and that is a fairly serious gap as far as camera technology is concerned. Both of these cameras have different body design with the Samsung ST30 being a Ultracompact camera and the Sony RX100 IV being a Large Sensor Compact camera.

Before getting right into a more detailed comparison, here is a quick summary of how the ST30 matches up vs the RX100 IV with regard to portability, imaging, features and an overall rating.

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Reasons to pick Samsung ST30 over the Sony RX100 IV

 ST30 RX100 IV 

Reasons to pick Sony RX100 IV over the Samsung ST30

 RX100 IV ST30 
ReleasedJune 2015January 2011Fresher by 53 months
Manual focus Very accurate focus
Screen typeTiltingFixed Tilting screen
Screen resolution1229k460kClearer screen (+769k dot)
Selfie screen Take selfies

Common features in the Samsung ST30 and Sony RX100 IV

 ST30 RX100 IV 
Screen dimensions3"3"Equal screen size
Touch screen Neither has Touch screen

Samsung ST30 vs Sony RX100 IV Physical Comparison

For anyone who is going to carry your camera frequently, you are going to need to factor its weight and dimensions. The Samsung ST30 has outside 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 Sony RX100 IV has dimensions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") with a weight of 298 grams (0.66 lbs).

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Remember that, the weight of an Interchangeable Lens Camera will differ based on the lens you have chosen at the time. Underneath is a front view physical size comparison of the ST30 and the RX100 IV.

Samsung ST30 vs Sony RX100 IV size comparison

Using dimensions and weight, the portability score of the ST30 and RX100 IV is 98 and 89 respectively.

Samsung ST30 vs Sony RX100 IV top view buttons comparison

Samsung ST30 vs Sony RX100 IV Sensor Comparison

Sometimes, it is difficult to envision the contrast in sensor sizing only by researching technical specs. The photograph underneath will give you a better sense of the sensor sizing in the ST30 and RX100 IV.

As you have seen, each of the cameras have different megapixels and different sensor sizing. The ST30 using its smaller sensor will make shooting bokeh trickier and the Sony RX100 IV will provide you with greater detail using its extra 10MP. Higher resolution can also help you crop shots a bit more aggressively. The older ST30 will be disadvantaged with regard to sensor tech.

Samsung ST30 vs Sony RX100 IV sensor size comparison

Samsung ST30 vs Sony RX100 IV Screen and ViewFinder

Samsung ST30 vs Sony RX100 IV Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Samsung ST30 as a Portrait photography camera
Sony RX100 IV as a Portrait photography camera
19
manual focus not available
manual exposure not possible
no external flash support
sensor resolution low (10MP)
tiny sensor size (1/3")
doesn't have RAW files
65
focusing manually
flash sync is higher than normal (1/2,000s)
decent MP (20MP)
nice sensor size (1")
comes with face detection focusing
delivers RAW files
can't use external flash
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Street Comparison

Samsung ST30 Street photography features
Sony RX100 IV Street photography features
54
lighter than average (87g)
no articulating screen
no image stabilization
tiny sensor size (1/3")
doesn't have RAW files
maximum ISO low (0)
85
tilting screen
has image stabilization (Optical)
nice sensor size (1")
delivers RAW files
lighter than competitors in class (298g)
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Sports Comparison

Samsung ST30 as a Sports photography camera
Sony RX100 IV as a Sports photography camera
16
can't change focal length (()mm)
no shutter priority
no image stabilization
sensor resolution low (10 megapixels)
tiny sensor size (1/3")
doesn't have phase detect AF
68
silent shutter (1/32,000 seconds)
high frames per second (16.0 fps)
has image stabilization (Optical)
decent MP (20MP)
nice sensor size (1")
comes with tracking autofocus
does not have phase detect AF
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Travel Comparison

Samsung ST30 Travel photography info
Sony RX100 IV Travel photography info
65
lighter than average (87 grams)
flash built-in
good maximum aperture (f)
missing Timelapse function
sensor resolution low (10MP)
display isn't selfie friendly
86
lighter than competitors in class (298g)
decent MP (20 megapixels)
built-in flash
selfie friendly screen
rather wide (24mm)
good max aperture (f1.8)
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Landscape Comparison

Samsung ST30 Landscape photography details
Sony RX100 IV Landscape photography details
31
good maximum aperture (f)
good sized screen (3 inch)
manual focus not available
lens is fixed (fixed lens mount)
can't change focal length (()mm)
manual exposure not possible
no image stabilization
sensor resolution low (10 megapixels)
tiny sensor size (1/3")
maximum ISO low (0)
doesn't have RAW files
missing Timelapse function
74
focusing manually
rather wide (24mm)
good max aperture (f1.8)
screen size is decent (3 inches)
has image stabilization (Optical)
decent MP (20MP)
nice sensor size (1")
delivers RAW files
fixed lens (fixed lens mount)
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Vlogging Comparison

Samsung ST30 Vlogging advice
Sony RX100 IV Vlogging advice
29
good maximum aperture (f)
lighter than average (87 grams)
display isn't selfie friendly
no image stabilization
video resolution low (640 x 480 resolution)
missing microphone jack
81
rather wide (24mm)
good max aperture (f1.8)
selfie friendly screen
has image stabilization (Optical)
comes with face detection focusing
high res video (3840 x 2160 pixels)
lighter than competitors in class (298 grams)
does not have external mic jack
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Samsung ST30 vs Sony RX100 IV Specifications

Detailed spec comparison table for Samsung ST30 and Sony RX100 IV
 Samsung ST30Sony Cyber-shot DSC-RX100 IV
General Information
Brand Samsung Sony
Model Samsung ST30 Sony Cyber-shot DSC-RX100 IV
Type Ultracompact Large Sensor Compact
Released 2011-01-19 2015-06-10
Body design Ultracompact Large Sensor Compact
Sensor Information
Powered by - Bionz X
Sensor type CCD BSI-CMOS
Sensor size 1/3" 1"
Sensor dimensions 4.8 x 3.6mm 13.2 x 8.8mm
Sensor surface area 17.3mm² 116.2mm²
Sensor resolution 10MP 20MP
Anti aliasing filter
Aspect ratio - 1:1, 4:3, 3:2 and 16:9
Highest Possible resolution 4608 x 3456 5472 x 3648
Maximum native ISO - 12800
Maximum enhanced ISO - 25600
Lowest native ISO - 125
RAW data
Lowest enhanced ISO - 80
Autofocusing
Focus manually
Touch to focus
Autofocus continuous
Single autofocus
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points - 25
Lens
Lens mount fixed lens fixed lens
Lens focal range () 24-70mm (2.9x)
Maximal aperture - f/1.8-2.8
Macro focus distance - 5cm
Focal length multiplier 7.5 2.7
Screen
Screen type Fixed Type Tilting
Screen sizing 3" 3"
Screen resolution 460k dot 1,229k dot
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 2,359k dot
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.59x
Features
Minimum shutter speed 8 secs 30 secs
Fastest shutter speed 1/2000 secs 1/2000 secs
Fastest silent shutter speed - 1/32000 secs
Continuous shutter speed - 16.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation - Yes
Change white balance
Image stabilization
Inbuilt flash
External flash
AEB
White balance bracketing
Fastest flash sync - 1/2000 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 640 x 480 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p/60i/24p), 1280 x 720 (60p/30p/24p/120p), 1440 x 1080 (30 fps), 640 x 480 (30 fps)
Maximum video resolution 640x480 3840x2160
Video file format - MPEG-4, AVCHD, XAVC S
Mic input
Headphone input
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB none USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 87g (0.19 lbs) 298g (0.66 lbs)
Physical dimensions 82 x 52 x 17mm (3.2" x 2.0" x 0.7") 102 x 58 x 41mm (4.0" x 2.3" x 1.6")
DXO scores
DXO Overall score not tested 70
DXO Color Depth score not tested 22.9
DXO Dynamic range score not tested 12.6
DXO Low light score not tested 562
Other
Battery life - 280 photographs
Battery format - Battery Pack
Battery model - NP-BX1
Self timer - Yes
Time lapse shooting With downloadable app
Type of storage - SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots Single Single
Launch pricing $55 $898