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Pentax WG-3 vs Samsung GX-20

Portability
90
Imaging
40
Features
44
Overall
41
Pentax WG-3 front
 
Samsung GX-20 front
Portability
58
Imaging
53
Features
52
Overall
52

Pentax WG-3 vs Samsung GX-20 Key Specs

Pentax WG-3
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 125 - 6400
  • Sensor-shift Image Stabilization
  • 1920 x 1080 video
  • 25-100mm (F2.0-4.9) lens
  • 230g - 124 x 64 x 33mm
  • Released July 2013
Samsung GX-20
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 3200 (Raise to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 72mm
  • Launched January 2008
  • Previous Model is Samsung GX-10
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Pentax WG-3 vs Samsung GX-20 Overview

Here, we will be contrasting the Pentax WG-3 and Samsung GX-20, one is a Waterproof and the latter is a Advanced DSLR by brands Pentax and Samsung. The image resolution of the WG-3 (16MP) and the GX-20 (15MP) is pretty comparable but the WG-3 (1/2.3") and GX-20 (APS-C) offer totally different sensor sizes.

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The WG-3 was manufactured 5 years after the GX-20 which is a fairly significant gap as far as camera technology is concerned. Both of the cameras feature different body design with the Pentax WG-3 being a Compact camera and the Samsung GX-20 being a Mid-size SLR camera.

Before we go right into a in-depth comparison, here is a concise highlight of how the WG-3 scores against the GX-20 when it comes to portability, imaging, features and an overall mark.

Photography Glossary
	
	

Reasons to pick Pentax WG-3 over the Samsung GX-20

 WG-3 GX-20 
LaunchedJuly 2013January 2008Newer by 67 months
Screen size3"2.7"Bigger screen (+0.3")
Screen resolution460k230kSharper screen (+230k dot)

Reasons to pick Samsung GX-20 over the Pentax WG-3

 GX-20 WG-3 

Common features in the Pentax WG-3 and Samsung GX-20

 WG-3 GX-20 
Manual focus Very precise focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Neither has selfie screen
Touch screen Lacking Touch screen

Pentax WG-3 vs Samsung GX-20 Physical Comparison

For anybody who is looking to travel with your camera, you'll have to factor its weight and measurements. The Pentax WG-3 has external dimensions of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") accompanied by a weight of 230 grams (0.51 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 Pentax WG-3 and Samsung GX-20 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will differ based on the lens you are utilising at that moment. Following is a front view sizing comparison of the WG-3 vs the GX-20.

Pentax WG-3 vs Samsung GX-20 size comparison

Considering dimensions and weight, the portability score of the WG-3 and GX-20 is 90 and 58 respectively.

Pentax WG-3 vs Samsung GX-20 top view buttons comparison

Pentax WG-3 vs Samsung GX-20 Sensor Comparison

Quite often, it is very tough to envision the difference in sensor dimensions purely by checking out specifications. The image underneath might offer you a better sense of the sensor sizes in the WG-3 and GX-20.

To sum up, both cameras feature different resolutions and different sensor dimensions. The WG-3 featuring a smaller sensor will make achieving bokeh tougher and the Pentax WG-3 will provide greater detail due to its extra 1MP. Higher resolution can also allow you to crop photographs way more aggressively. The more recent WG-3 is going to have an edge in sensor technology.

Pentax WG-3 vs Samsung GX-20 sensor size comparison

Pentax WG-3 vs Samsung GX-20 Screen and ViewFinder

Pentax WG-3 vs Samsung GX-20 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax WG-3 as a Portrait photography camera
Samsung GX-20 as a Portrait photography camera
41
manual focus
decent megapixels (16 megapixels)
has face detect focusing
lack of manual exposure
no external flash support
sensor size is tiny (1/2.3")
no RAW support
71
has manual focus
resolution is good (15MP)
sensor size is nice (APS-C)
saves RAW files
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Street Comparison

Pentax WG-3 as a Street photography camera
Samsung GX-20 as a Street photography camera
61
built in image stabilization (Sensor-shift)
environment sealing
fixed screen
sensor size is tiny (1/2.3")
no RAW support
65
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
saves RAW files
environment proof
no moving screen
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Sports Comparison

Pentax WG-3 Sports photography advice
Samsung GX-20 Sports photography advice
45
built in image stabilization (Sensor-shift)
decent megapixels (16 megapixels)
has tracking focus
environment sealing
lack of shutter priority mode
sensor size is tiny (1/2.3")
low battery (240 per charge)
no phase detect AF
68
built in image stabilization (Sensor based)
resolution is good (15 megapixels)
sensor size is nice (APS-C)
environment proof
supports phase detect auto focus
slow frames per second (3.0 frames per second)
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Travel Comparison

Pentax WG-3 Travel photography details
Samsung GX-20 Travel photography details
72
environment sealing
decent megapixels (16 megapixels)
flash built-in
rather wide (25mm)
good max aperture (f2.0)
low battery (240 per charge)
screen isn't selfie friendly
63
environment proof
resolution is good (15 megapixels)
flash built-in
doesn't offer selfie friendly display
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Landscape Comparison

Landscape photography with Pentax WG-3
Landscape photography with Samsung GX-20
54
manual focus
rather wide (25mm)
good max aperture (f2.0)
screen size is good (3")
built in image stabilization (Sensor-shift)
decent megapixels (16MP)
environment sealing
lens is fixed (fixed lens mount)
lack of manual exposure
sensor size is tiny (1/2.3")
no RAW support
low battery (240 CIPA)
70
has manual focus
interchangeable lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
resolution is good (15 megapixels)
sensor size is nice (APS-C)
saves RAW files
environment proof
screen is small (2.7 inches)
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Vlogging Comparison

Pentax WG-3 Vlogging factors
Samsung GX-20 Vlogging factors
36
rather wide (25mm)
good max aperture (f2.0)
built in image stabilization (Sensor-shift)
has face detect focusing
high video quality (1920 x 1080 pixels)
screen isn't selfie friendly
lack of microphone jack
9
lack of video recording
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Pentax WG-3 vs Samsung GX-20 Specifications

Detailed spec comparison table for Pentax WG-3 and Samsung GX-20
 Pentax WG-3Samsung GX-20
General Information
Brand Pentax Samsung
Model Pentax WG-3 Samsung GX-20
Type Waterproof Advanced DSLR
Released 2013-07-19 2008-01-24
Physical type Compact Mid-size SLR
Sensor Information
Sensor type BSI-CMOS 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 16MP 15MP
Anti aliasing filter
Aspect ratio 1:1, 4:3 and 16:9 -
Maximum resolution 4608 x 3456 4688 x 3120
Maximum native ISO 6400 3200
Maximum boosted ISO - 6400
Min native ISO 125 100
RAW photos
Autofocusing
Manual focus
Touch to focus
Continuous autofocus
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 9 11
Lens
Lens mount fixed lens Pentax KAF2
Lens focal range 25-100mm (4.0x) -
Maximal aperture f/2.0-4.9 -
Macro focus range 1cm -
Available lenses - 151
Focal length multiplier 5.8 1.5
Screen
Type of display Fixed Type Fixed Type
Display size 3" 2.7"
Display resolution 460k dots 230k dots
Selfie friendly
Liveview
Touch display
Display technology Widescreen TFT color LCD with anti-reflective coating -
Viewfinder Information
Viewfinder type None Optical (pentaprism)
Viewfinder coverage - 95 percent
Viewfinder magnification - 0.64x
Features
Slowest shutter speed 4 secs 30 secs
Maximum shutter speed 1/4000 secs 1/4000 secs
Continuous shooting rate 10.0fps 3.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation - Yes
Change white balance
Image stabilization
Integrated flash
Flash range 3.40 m 13.00 m (at ISO 100)
Flash options Auto, On, Off, Red-eye, Soft Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless
External flash
Auto exposure bracketing
WB bracketing
Maximum flash synchronize - 1/180 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps) -
Maximum video resolution 1920x1080 None
Video format MPEG-4, H.264 -
Mic support
Headphone support
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 proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 230 gr (0.51 lbs) 800 gr (1.76 lbs)
Physical dimensions 124 x 64 x 33mm (4.9" x 2.5" x 1.3") 142 x 101 x 72mm (5.6" x 4.0" x 2.8")
DXO scores
DXO All around score not tested 68
DXO Color Depth score not tested 23.1
DXO Dynamic range score not tested 11.2
DXO Low light score not tested 714
Other
Battery life 240 shots -
Style of battery Battery Pack -
Battery model D-LI92 -
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse shooting
Storage type SD/SDHC/SDXC card, Internal SD/MMC/SDHC card
Card slots Single Single
Retail cost $300 $850