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Casio EX-Z550 vs Samsung GX-20

Portability
95
Imaging
37
Features
25
Overall
32
Casio Exilim EX-Z550 front
 
Samsung GX-20 front
Portability
58
Imaging
54
Features
52
Overall
53

Casio EX-Z550 vs Samsung GX-20 Key Specs

Casio EX-Z550
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 64 - 3200
  • Sensor-shift Image Stabilization
  • 640 x 480 video
  • 26-104mm (F2.6-5.9) lens
  • 143g - 99 x 53 x 20mm
  • Announced January 2010
Samsung GX-20
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 3200 (Bump to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 72mm
  • Launched January 2008
  • Succeeded the Samsung GX-10
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Casio EX-Z550 vs Samsung GX-20 Overview

Below, we will be reviewing the Casio EX-Z550 vs Samsung GX-20, former is a Ultracompact while the latter is a Advanced DSLR by rivals Casio and Samsung. The sensor resolution of the EX-Z550 (14MP) and the GX-20 (15MP) is pretty close but the EX-Z550 (1/2.3") and GX-20 (APS-C) possess totally different sensor sizes.

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The EX-Z550 was announced 24 months after the GX-20 which makes the cameras a generation away from one another. Each of these cameras come with different body type with the Casio EX-Z550 being a Ultracompact camera and the Samsung GX-20 being a Mid-size SLR camera.

Before delving straight into a full comparison, below is a simple synopsis of how the EX-Z550 matches up versus the GX-20 when considering portability, imaging, features and an overall mark.

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Reasons to pick Casio EX-Z550 over the Samsung GX-20

 EX-Z550 GX-20 
LaunchedJanuary 2010January 2008Newer by 24 months

Reasons to pick Samsung GX-20 over the Casio EX-Z550

 GX-20 EX-Z550 

Common features in the Casio EX-Z550 and Samsung GX-20

 EX-Z550 GX-20 
Manually focus Very accurate focus
Screen typeFixed Fixed Fixed screen
Screen dimension2.7"2.7"Identical screen dimensions
Screen resolution230k230kEqual screen resolution
Selfie screen Missing selfie screen
Touch friendly screen Neither has Touch friendly screen

Casio EX-Z550 vs Samsung GX-20 Physical Comparison

If you're intending to travel with your camera frequently, you need to factor its weight and measurements. The Casio EX-Z550 has outside measurements of 99mm x 53mm x 20mm (3.9" x 2.1" x 0.8") and a weight of 143 grams (0.32 lbs) whilst the Samsung GX-20 has proportions of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") having a weight of 800 grams (1.76 lbs).

Contrast the Casio EX-Z550 vs Samsung GX-20 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will change depending on the lens you choose at that moment. Following is the front view measurements comparison of the EX-Z550 against the GX-20.

Casio EX-Z550 vs Samsung GX-20 size comparison

Considering dimensions and weight, the portability score of the EX-Z550 and GX-20 is 95 and 58 respectively.

Casio EX-Z550 vs Samsung GX-20 top view buttons comparison

Casio EX-Z550 vs Samsung GX-20 Sensor Comparison

Quite often, it's tough to see the gap in sensor dimensions only by looking through a spec sheet. The picture here will provide you a far better sense of the sensor measurements in the EX-Z550 and GX-20.

Clearly, each of these cameras have got different megapixels and different sensor dimensions. The EX-Z550 with its smaller sensor will make achieving shallower DOF tougher and the Samsung GX-20 will result in more detail with its extra 1MP. Higher resolution can also let you crop photographs much more aggressively. The more modern EX-Z550 will have a benefit with regard to sensor innovation.

Casio EX-Z550 vs Samsung GX-20 sensor size comparison

Casio EX-Z550 vs Samsung GX-20 Screen and ViewFinder

Casio EX-Z550 vs Samsung GX-20 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Casio EX-Z550 as a Portrait photography camera
Samsung GX-20 as a Portrait photography camera
35
has manual focus
decent megapixels (14MP)
manual mode not possible
external flash not possible
very small sensor size (1/2.3")
doesn't have RAW format
72
manual focus
resolution is good (15MP)
sensor size is good (APS-C)
exports RAW formats
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Street Comparison

Casio EX-Z550 Street photography advice
Samsung GX-20 Street photography advice
57
image stabilization (Sensor-shift)
no articulating screen
very small sensor size (1/2.3")
doesn't have RAW format
65
image stabilization (Sensor based)
sensor size is good (APS-C)
exports RAW formats
environment sealing
no moving screen
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Sports Comparison

Casio EX-Z550 Sports photography highlights
Samsung GX-20 Sports photography highlights
38
image stabilization (Sensor-shift)
decent megapixels (14MP)
no shutter priority
very small sensor size (1/2.3")
doesn't have phase detect autofocus
68
image stabilization (Sensor based)
resolution is good (15 megapixels)
sensor size is good (APS-C)
environment sealing
sensor has phase detect autofocus
continuous shooting slow (3.0 frames per second)
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Travel Comparison

Casio EX-Z550 as a Travel photography camera
Samsung GX-20 as a Travel photography camera
65
decent megapixels (14 megapixels)
built-in flash
pretty wide (26mm)
lack of Timelapse mode
screen isn't selfie friendly
somewhat slow maximum aperture (f2.6)
64
environment sealing
resolution is good (15MP)
built-in flash
display is not selfie friendly
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Landscape Comparison

Casio EX-Z550 as a Landscape photography camera
Samsung GX-20 as a Landscape photography camera
42
has manual focus
pretty wide (26mm)
image stabilization (Sensor-shift)
decent megapixels (14 megapixels)
lens is fixed (fixed lens mount)
somewhat slow maximum aperture (f2.6)
small screen (2.7")
manual mode not possible
very small sensor size (1/2.3")
doesn't have RAW format
lack of Timelapse mode
71
manual focus
interchangeable lenses (Pentax KAF2 mount)
image stabilization (Sensor based)
resolution is good (15 megapixels)
sensor size is good (APS-C)
exports RAW formats
environment sealing
screen is small (2.7")
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Vlogging Comparison

Casio EX-Z550 as a Vlogging camera
Samsung GX-20 as a Vlogging camera
29
pretty wide (26mm)
image stabilization (Sensor-shift)
somewhat slow maximum aperture (f2.6)
screen isn't selfie friendly
video res low (640 x 480 pixels)
lack of microphone port
9
no video shooting
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Casio EX-Z550 vs Samsung GX-20 Specifications

Detailed spec comparison table for Casio EX-Z550 and Samsung GX-20
 Casio Exilim EX-Z550Samsung GX-20
General Information
Manufacturer Casio Samsung
Model type Casio Exilim EX-Z550 Samsung GX-20
Category Ultracompact Advanced DSLR
Announced 2010-01-06 2008-01-24
Physical type Ultracompact Mid-size SLR
Sensor Information
Sensor type CCD CMOS
Sensor size 1/2.3" APS-C
Sensor dimensions 6.17 x 4.55mm 23.4 x 15.6mm
Sensor area 28.1mm² 365.0mm²
Sensor resolution 14 megapixel 15 megapixel
Anti alias filter
Aspect ratio 4:3, 3:2 and 16:9 -
Maximum resolution 4320 x 3240 4688 x 3120
Maximum native ISO 3200 3200
Maximum boosted ISO - 6400
Lowest native ISO 64 100
RAW images
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Autofocus single
Autofocus tracking
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Total focus points - 11
Lens
Lens support fixed lens Pentax KAF2
Lens zoom range 26-104mm (4.0x) -
Maximal aperture f/2.6-5.9 -
Total lenses - 151
Focal length multiplier 5.8 1.5
Screen
Display type Fixed Type Fixed Type
Display sizing 2.7 inches 2.7 inches
Resolution of display 230 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder None Optical (pentaprism)
Viewfinder coverage - 95%
Viewfinder magnification - 0.64x
Features
Lowest shutter speed 4 secs 30 secs
Highest shutter speed 1/2000 secs 1/4000 secs
Continuous shooting rate - 3.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation - Yes
Set white balance
Image stabilization
Integrated flash
Flash distance - 13.00 m (at ISO 100)
Flash settings Auto, flash off, flash on, red eye reduction Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless
Hot shoe
AEB
White balance bracketing
Highest flash synchronize - 1/180 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1280 × 720, 640 x 480, 320 x 240 -
Maximum video resolution 640x480 None
Video format Motion JPEG -
Mic port
Headphone port
Connectivity
Wireless Eye-Fi Connected None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 143g (0.32 lb) 800g (1.76 lb)
Dimensions 99 x 53 x 20mm (3.9" x 2.1" x 0.8") 142 x 101 x 72mm (5.6" x 4.0" x 2.8")
DXO scores
DXO All around rating not tested 68
DXO Color Depth rating not tested 23.1
DXO Dynamic range rating not tested 11.2
DXO Low light rating not tested 714
Other
Self timer Yes (10 seconds, 2 seconds, Triple Self-timer) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC card, Internal SD/MMC/SDHC card
Card slots One One
Retail cost $149 $850