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Samsung GX-20 vs Sony RX100

Portability
58
Imaging
54
Features
52
Overall
53
Samsung GX-20 front
 
Sony Cyber-shot DSC-RX100 front
Portability
91
Imaging
50
Features
68
Overall
57

Samsung GX-20 vs Sony RX100 Key Specs

Samsung GX-20
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 3200 (Boost to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 72mm
  • Launched January 2008
  • Older Model is Samsung GX-10
Sony RX100
(Full Review)
  • 20MP - 1" Sensor
  • 3" Fixed Screen
  • ISO 100 - 25600
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 28-100mm (F1.8-4.9) lens
  • 240g - 102 x 58 x 36mm
  • Introduced August 2012
  • Refreshed by Sony RX100 II
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Samsung GX-20 vs Sony RX100 Overview

Its time to look a bit more closely at the Samsung GX-20 versus Sony RX100, one being a Advanced DSLR and the latter is a Large Sensor Compact by companies Samsung and Sony. There is a significant difference between the sensor resolutions of the GX-20 (15MP) and RX100 (20MP) and the GX-20 (APS-C) and RX100 (1") offer totally different sensor sizes.

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The GX-20 was brought out 5 years earlier than the RX100 and that is quite a sizable gap as far as tech is concerned. Each of the cameras have different body design with the Samsung GX-20 being a Mid-size SLR camera and the Sony RX100 being a Large Sensor Compact camera.

Before delving into a in depth comparison, here is a quick view of how the GX-20 scores vs the RX100 with regards to portability, imaging, features and an overall rating.

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Reasons to pick Samsung GX-20 over the Sony RX100

 GX-20 RX100 

Reasons to pick Sony RX100 over the Samsung GX-20

 RX100 GX-20 
IntroducedAugust 2012January 2008Fresher by 55 months
Screen dimensions3"2.7"Bigger screen (+0.3")
Screen resolution1229k230kClearer screen (+999k dot)

Common features in the Samsung GX-20 and Sony RX100

 GX-20 RX100 
Manual focus Very accurate focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Neither contains selfie screen
Touch screen Neither contains Touch screen

Samsung GX-20 vs Sony RX100 Physical Comparison

For anyone who is intending to carry your camera often, you will need to consider its weight and measurements. The Samsung GX-20 has got physical measurements of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") along with a weight of 800 grams (1.76 lbs) while the Sony RX100 has proportions of 102mm x 58mm x 36mm (4.0" x 2.3" x 1.4") and a weight of 240 grams (0.53 lbs).

Contrast the Samsung GX-20 versus Sony RX100 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an Interchangeable Lens Camera will differ depending on the lens you have at that time. The following is a front view size comparison of the GX-20 vs the RX100.

Samsung GX-20 vs Sony RX100 size comparison

Looking at size and weight, the portability score of the GX-20 and RX100 is 58 and 91 respectively.

Samsung GX-20 vs Sony RX100 top view buttons comparison

Samsung GX-20 vs Sony RX100 Sensor Comparison

Often, it is hard to see the difference between sensor sizing simply by going over technical specs. The visual here may offer you a better sense of the sensor sizing in the GX-20 and RX100.

As you have seen, the two cameras have different resolutions and different sensor sizing. The GX-20 due to its bigger sensor will make getting bokeh easier and the Sony RX100 will offer you greater detail having its extra 5MP. Higher resolution will also make it easier to crop shots a bit more aggressively. The older GX-20 is going to be behind in sensor innovation.

Samsung GX-20 vs Sony RX100 sensor size comparison

Samsung GX-20 vs Sony RX100 Screen and ViewFinder

Samsung GX-20 vs Sony RX100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Samsung GX-20
Portrait photography with Sony RX100
72
manual focus
megapixel count good (15MP)
decent sensor size (APS-C)
saves RAW files
64
manual focus
above average flash sync speed (1/2,000 seconds)
decent MP (20MP)
sensor size is decent (1")
features face detect focusing
saves RAW formats
external flash not possible
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Street Comparison

Samsung GX-20 Street photography features
Sony RX100 Street photography features
65
built in image stabilization (Sensor based)
decent sensor size (APS-C)
saves RAW files
weather proof
screen does not articulate
79
has image stabilization (Optical)
sensor size is decent (1")
saves RAW formats
lighter than competitors in class (240 grams)
very good high ISO (25,600)
fixed screen
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Sports Comparison

Samsung GX-20 Sports photography information
Sony RX100 Sports photography information
68
built in image stabilization (Sensor based)
megapixel count good (15 megapixels)
decent sensor size (APS-C)
weather proof
supports phase detect autofocus
painfully slow continuous shooting (3.0 fps)
65
has image stabilization (Optical)
decent MP (20 megapixels)
sensor size is decent (1")
features tracking focus
lack of phase detect AF
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Travel Comparison

Travel photography with Samsung GX-20
Travel photography with Sony RX100
64
weather proof
megapixel count good (15 megapixels)
flash built-in
doesn't offer selfie friendly display
79
lighter than competitors in class (240 grams)
decent MP (20MP)
has built in flash
rather wide (28mm)
very good max aperture (f1.8)
screen is not selfie friendly
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Landscape Comparison

Samsung GX-20 Landscape photography information
Sony RX100 Landscape photography information
71
manual focus
switch lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
megapixel count good (15 megapixels)
decent sensor size (APS-C)
saves RAW files
weather proof
small screen (2.7 inch)
74
manual focus
rather wide (28mm)
very good max aperture (f1.8)
screen is a decent size (3 inch)
has image stabilization (Optical)
decent MP (20MP)
sensor size is decent (1")
very good high ISO (25,600)
saves RAW formats
can't swap lenses (fixed lens mount)
Photography Glossary

Vlogging Comparison

Samsung GX-20 as a Vlogging camera
Sony RX100 as a Vlogging camera
9
lack of video recording
38
rather wide (28mm)
very good max aperture (f1.8)
has image stabilization (Optical)
features face detect focusing
high res video (1920 x 1080 resolution)
lighter than competitors in class (240g)
screen is not selfie friendly
lack of mic port
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Samsung GX-20 vs Sony RX100 Specifications

Detailed spec comparison table for Samsung GX-20 and Sony RX100
 Samsung GX-20Sony Cyber-shot DSC-RX100
General Information
Brand Name Samsung Sony
Model type Samsung GX-20 Sony Cyber-shot DSC-RX100
Category Advanced DSLR Large Sensor Compact
Launched 2008-01-24 2012-08-28
Body design Mid-size SLR Large Sensor Compact
Sensor Information
Sensor type CMOS CMOS
Sensor size APS-C 1"
Sensor dimensions 23.4 x 15.6mm 13.2 x 8.8mm
Sensor area 365.0mm² 116.2mm²
Sensor resolution 15MP 20MP
Anti alias filter
Aspect ratio - 1:1, 4:3, 3:2 and 16:9
Maximum resolution 4688 x 3120 5472 x 3648
Maximum native ISO 3200 25600
Maximum boosted ISO 6400 -
Minimum native ISO 100 100
RAW data
Autofocusing
Manual focusing
AF touch
Continuous AF
Single AF
Tracking AF
Selective AF
Center weighted AF
AF multi area
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 11 25
Lens
Lens support Pentax KAF2 fixed lens
Lens zoom range - 28-100mm (3.6x)
Highest aperture - f/1.8-4.9
Macro focusing range - 5cm
Available lenses 151 -
Crop factor 1.5 2.7
Screen
Range of screen Fixed Type Fixed Type
Screen diagonal 2.7 inch 3 inch
Screen resolution 230 thousand dot 1,229 thousand dot
Selfie friendly
Liveview
Touch display
Screen technology - WhiteMagic TFT LCD
Viewfinder Information
Viewfinder type Optical (pentaprism) None
Viewfinder coverage 95% -
Viewfinder magnification 0.64x -
Features
Slowest shutter speed 30 secs 30 secs
Maximum shutter speed 1/4000 secs 1/2000 secs
Continuous shooting speed 3.0 frames per sec 10.0 frames per sec
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Built-in flash
Flash distance 13.00 m (at ISO 100) -
Flash options Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless Auto, On, Off, Slow Sync
Hot shoe
Auto exposure bracketing
White balance bracketing
Maximum flash sync 1/180 secs 1/2000 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions - 1920 x 1080 (60 fps), 1440 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps)
Maximum video resolution None 1920x1080
Video data format - MPEG-4, AVCHD
Mic jack
Headphone jack
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 800 gr (1.76 pounds) 240 gr (0.53 pounds)
Physical dimensions 142 x 101 x 72mm (5.6" x 4.0" x 2.8") 102 x 58 x 36mm (4.0" x 2.3" x 1.4")
DXO scores
DXO All around rating 68 66
DXO Color Depth rating 23.1 22.6
DXO Dynamic range rating 11.2 12.4
DXO Low light rating 714 390
Other
Battery life - 330 images
Style of battery - Battery Pack
Battery ID - NP-BX1
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec, Portrait 1/2)
Time lapse feature With downloadable app
Storage media SD/MMC/SDHC card SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Storage slots Single Single
Price at launch $850 $448