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Samsung GX-20 vs Sony RX100 IV

Portability
58
Imaging
54
Features
52
Overall
53
Samsung GX-20 front
 
Sony Cyber-shot DSC-RX100 IV front
Portability
89
Imaging
52
Features
79
Overall
62

Samsung GX-20 vs Sony RX100 IV Key Specs

Samsung GX-20
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Display
  • ISO 100 - 3200 (Push to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 72mm
  • Introduced January 2008
  • Replaced the Samsung GX-10
Sony RX100 IV
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • 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
  • Launched June 2015
  • Older Model is Sony RX100 III
  • Newer Model is Sony RX100 V
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Samsung GX-20 vs Sony RX100 IV Overview

Below, we are analyzing the Samsung GX-20 and Sony RX100 IV, former being a Advanced DSLR while the other is a Large Sensor Compact by rivals Samsung and Sony. There exists a sizable gap among the sensor resolutions of the GX-20 (15MP) and RX100 IV (20MP) and the GX-20 (APS-C) and RX100 IV (1") feature totally different sensor measurements.

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The GX-20 was announced 8 years earlier than the RX100 IV and that is a fairly significant difference as far as camera technology is concerned. Both of these cameras come with different body type with the Samsung GX-20 being a Mid-size SLR camera and the Sony RX100 IV being a Large Sensor Compact camera.

Before going straight into a in-depth comparison, below is a quick synopsis of how the GX-20 grades versus the RX100 IV when it comes to portability, imaging, features and an overall rating.

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Reasons to pick Samsung GX-20 over the Sony RX100 IV

 GX-20 RX100 IV 

Reasons to pick Sony RX100 IV over the Samsung GX-20

 RX100 IV GX-20 
LaunchedJune 2015January 2008Fresher by 89 months
Display typeTiltingFixed Tilting display
Display dimension3"2.7"Larger display (+0.3")
Display resolution1229k230kSharper display (+999k dot)
Selfie screen Easy selfies

Common features in the Samsung GX-20 and Sony RX100 IV

 GX-20 RX100 IV 
Manual focus Dial precise focus
Touch friendly display Neither provides Touch friendly display

Samsung GX-20 vs Sony RX100 IV Physical Comparison

When you are aiming to carry your camera regularly, you're going to have to factor in its weight and dimensions. The Samsung GX-20 provides external dimensions 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 Sony RX100 IV has dimensions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") having a weight of 298 grams (0.66 lbs).

Compare the Samsung GX-20 and Sony RX100 IV in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will differ dependant on the lens you have chosen at the time. Underneath is the front view physical size comparison of the GX-20 compared to the RX100 IV.

Samsung GX-20 vs Sony RX100 IV size comparison

Taking into consideration dimensions and weight, the portability score of the GX-20 and RX100 IV is 58 and 89 respectively.

Samsung GX-20 vs Sony RX100 IV top view buttons comparison

Samsung GX-20 vs Sony RX100 IV Sensor Comparison

Typically, its tough to envision the gap in sensor sizing simply by checking out a spec sheet. The graphic here should offer you a greater sense of the sensor dimensions in the GX-20 and RX100 IV.

As you can see, both the cameras posses different megapixels and different sensor sizing. The GX-20 using its larger sensor will make shooting bokeh easier and the Sony RX100 IV will show greater detail with its extra 5MP. Greater resolution can also allow you to crop images somewhat more aggressively. The older GX-20 will be disadvantaged with regard to sensor innovation.

Samsung GX-20 vs Sony RX100 IV sensor size comparison

Samsung GX-20 vs Sony RX100 IV Screen and ViewFinder

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

Portrait Comparison

Samsung GX-20 Portrait photography details
Sony RX100 IV Portrait photography details
72
manual focus
decent sensor resolution (15MP)
sensor size is nice (APS-C)
supports RAW files
65
you can focus manually
flash sync speed is above average (1/2,000 seconds)
good megapixels (20 megapixels)
good sensor size (1")
has face detect focus
delivers RAW files
no external flash support
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Street Comparison

Samsung GX-20 as a Street photography camera
Sony RX100 IV as a Street photography camera
65
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
supports RAW files
weather sealing
no moving screen
85
screen tilts
image stabilization (Optical)
good sensor size (1")
delivers RAW files
lighter than others (298 grams)
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Sports Comparison

Samsung GX-20 as a Sports photography camera
Sony RX100 IV as a Sports photography camera
68
built in image stabilization (Sensor based)
decent sensor resolution (15MP)
sensor size is nice (APS-C)
weather sealing
has phase detect auto focus
low fps (3.0 fps)
68
quiet mode (1/32,000 seconds)
high frames per second (16.0 frames per second)
image stabilization (Optical)
good megapixels (20 megapixels)
good sensor size (1")
has tracking focus
no phase detect auto focus
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Travel Comparison

Samsung GX-20 Travel photography info
Sony RX100 IV Travel photography info
64
weather sealing
decent sensor resolution (15MP)
built-in flash
does not posses selfie friendly screen
86
lighter than others (298 grams)
good megapixels (20 megapixels)
built-in flash
screen is selfie friendly
decently wide (24mm)
very good max aperture (f1.8)
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Landscape Comparison

Samsung GX-20 Landscape photography information
Sony RX100 IV Landscape photography information
71
manual focus
change lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
decent sensor resolution (15 megapixels)
sensor size is nice (APS-C)
supports RAW files
weather sealing
screen is small (2.7")
74
you can focus manually
decently wide (24mm)
very good max aperture (f1.8)
screen size is good (3 inches)
image stabilization (Optical)
good megapixels (20MP)
good sensor size (1")
delivers RAW files
cannot switch lens (fixed lens mount)
Photography Glossary

Vlogging Comparison

Samsung GX-20 Vlogging highlights
Sony RX100 IV Vlogging highlights
9
no video shooting
81
decently wide (24mm)
very good max aperture (f1.8)
screen is selfie friendly
image stabilization (Optical)
has face detect focus
video resolution high (3840 x 2160 resolution)
lighter than others (298g)
missing microphone port
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Samsung GX-20 vs Sony RX100 IV Specifications

Detailed spec comparison table for Samsung GX-20 and Sony RX100 IV
 Samsung GX-20Sony Cyber-shot DSC-RX100 IV
General Information
Manufacturer Samsung Sony
Model Samsung GX-20 Sony Cyber-shot DSC-RX100 IV
Type Advanced DSLR Large Sensor Compact
Introduced 2008-01-24 2015-06-10
Body design Mid-size SLR Large Sensor Compact
Sensor Information
Processor - Bionz X
Sensor type CMOS BSI-CMOS
Sensor size APS-C 1"
Sensor measurements 23.4 x 15.6mm 13.2 x 8.8mm
Sensor surface area 365.0mm² 116.2mm²
Sensor resolution 15 megapixels 20 megapixels
Anti aliasing filter
Aspect ratio - 1:1, 4:3, 3:2 and 16:9
Max resolution 4688 x 3120 5472 x 3648
Max native ISO 3200 12800
Max enhanced ISO 6400 25600
Lowest native ISO 100 125
RAW support
Lowest enhanced ISO - 80
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 11 25
Lens
Lens mounting type Pentax KAF2 fixed lens
Lens focal range - 24-70mm (2.9x)
Maximal aperture - f/1.8-2.8
Macro focus distance - 5cm
Available lenses 151 -
Focal length multiplier 1.5 2.7
Screen
Range of display Fixed Type Tilting
Display diagonal 2.7" 3"
Resolution of display 230 thousand dot 1,229 thousand dot
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic
Viewfinder resolution - 2,359 thousand dot
Viewfinder coverage 95% 100%
Viewfinder magnification 0.64x 0.59x
Features
Minimum shutter speed 30 seconds 30 seconds
Fastest shutter speed 1/4000 seconds 1/2000 seconds
Fastest quiet shutter speed - 1/32000 seconds
Continuous shutter speed 3.0 frames/s 16.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash range 13.00 m (at ISO 100) -
Flash settings Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless -
Hot shoe
AEB
White balance bracketing
Fastest flash sync 1/180 seconds 1/2000 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions - 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)
Max video resolution None 3840x2160
Video format - MPEG-4, AVCHD, XAVC S
Microphone jack
Headphone jack
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 800 gr (1.76 lb) 298 gr (0.66 lb)
Dimensions 142 x 101 x 72mm (5.6" x 4.0" x 2.8") 102 x 58 x 41mm (4.0" x 2.3" x 1.6")
DXO scores
DXO Overall score 68 70
DXO Color Depth score 23.1 22.9
DXO Dynamic range score 11.2 12.6
DXO Low light score 714 562
Other
Battery life - 280 images
Battery form - Battery Pack
Battery model - NP-BX1
Self timer Yes (2 or 10 sec) Yes
Time lapse shooting With downloadable app
Type of storage SD/MMC/SDHC card SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots Single Single
Retail cost $850 $898