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Pentax WG-3 vs Sony TX55

Portability
90
Imaging
40
Features
44
Overall
41
Pentax WG-3 front
 
Sony Cyber-shot DSC-TX55 front
Portability
97
Imaging
39
Features
46
Overall
41

Pentax WG-3 vs Sony TX55 Key Specs

Pentax WG-3
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 125 - 6400
  • Sensor-shift Image Stabilization
  • 1920 x 1080 video
  • 25-100mm (F2.0-4.9) lens
  • 230g - 124 x 64 x 33mm
  • Revealed July 2013
Sony TX55
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3.3" Fixed Display
  • ISO 100 - 3200
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 26-130mm (F3.5-4.8) lens
  • 109g - 93 x 54 x 13mm
  • Launched July 2011
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Pentax WG-3 vs Sony TX55 Overview

Below is a in depth comparison of the Pentax WG-3 vs Sony TX55, one being a Waterproof and the other is a Ultracompact by manufacturers Pentax and Sony. The sensor resolution of the WG-3 (16MP) and the TX55 (16MP) is very close and they use the exact same sensor dimensions (1/2.3").

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The WG-3 was brought out 2 years later than the TX55 and that is a fairly sizable gap as far as camera technology is concerned. Both cameras come with different body type with the Pentax WG-3 being a Compact camera and the Sony TX55 being a Ultracompact camera.

Before diving through a in-depth comparison, below is a simple overview of how the WG-3 scores vs the TX55 with regards to portability, imaging, features and an overall grade.

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Reasons to pick Pentax WG-3 over the Sony TX55

 WG-3 TX55 
LaunchedJuly 2013July 2011More recent by 25 months

Reasons to pick Sony TX55 over the Pentax WG-3

 TX55 WG-3 
Display dimension3.3"3"Larger display (+0.3")
Display resolution1230k460kCrisper display (+770k dot)
Touch display Easily navigate

Common features in the Pentax WG-3 and Sony TX55

 WG-3 TX55 
Manual focus Very exact focusing
Display typeFixed Fixed Fixed display
Selfie screen No selfie screen

Pentax WG-3 vs Sony TX55 Physical Comparison

If you're going to lug around your camera often, you'll need to consider its weight and size. The Pentax WG-3 features outer measurements of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") along with a weight of 230 grams (0.51 lbs) whilst the Sony TX55 has specifications of 93mm x 54mm x 13mm (3.7" x 2.1" x 0.5") having a weight of 109 grams (0.24 lbs).

Look at the Pentax WG-3 vs Sony TX55 in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an Interchangeable Lens Camera will vary depending on the lens you use at that time. Here is the front view scale comparison of the WG-3 against the TX55.

Pentax WG-3 vs Sony TX55 size comparison

Taking into account dimensions and weight, the portability rating of the WG-3 and TX55 is 90 and 97 respectively.

Pentax WG-3 vs Sony TX55 top view buttons comparison

Pentax WG-3 vs Sony TX55 Sensor Comparison

Quite often, it can be tough to envision the contrast in sensor measurements just by viewing specifications. The graphic below will help provide you a stronger sense of the sensor sizing in the WG-3 and TX55.

To sum up, both of the cameras have got the exact same sensor measurements and the same MP so you should expect comparable quality of files however you may want to consider the production date of the cameras into account. The fresher WG-3 will have a benefit with regard to sensor tech.

Pentax WG-3 vs Sony TX55 sensor size comparison

Pentax WG-3 vs Sony TX55 Screen and ViewFinder

Pentax WG-3 vs Sony TX55 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax WG-3 Portrait photography information
Sony TX55 Portrait photography information
41
manual focus
resolution is good (16 megapixels)
supports face detect focus
manual mode not possible
no external flash support
sensor is small (1/2.3")
has no RAW format
36
you can focus manually
decent MP (16MP)
manual mode not possible
no external flash support
sensor is very small (1/2.3")
does not have RAW files
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Street Comparison

Pentax WG-3 Street photography factors
Sony TX55 Street photography factors
61
image stabilization (Sensor-shift)
environment proofing
no articulating screen
sensor is small (1/2.3")
has no RAW format
58
image stabilization (Optical)
screen is fixed
sensor is very small (1/2.3")
does not have RAW files
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Sports Comparison

Pentax WG-3 Sports photography information
Sony TX55 Sports photography information
45
image stabilization (Sensor-shift)
resolution is good (16MP)
supports tracking focus
environment proofing
lack of shutter priority mode
sensor is small (1/2.3")
low battery (240 shots)
has no phase detect auto focus
44
image stabilization (Optical)
decent MP (16 megapixels)
good battery life (250 per charge)
no shutter priority
sensor is very small (1/2.3")
does not have phase detect autofocus
Photography Glossary

Travel Comparison

Pentax WG-3 as a Travel photography camera
Sony TX55 as a Travel photography camera
72
environment proofing
resolution is good (16MP)
flash built-in
quite wide (25mm)
fast max aperture (f2.0)
low battery (240 CIPA)
display isn't selfie friendly
69
good battery life (250 shots)
decent MP (16MP)
has built in flash
reasonably wide (26mm)
missing Timelapse mode
does not offer selfie friendly screen
somewhat slow max aperture (f3.5)
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Landscape Comparison

Pentax WG-3 as a Landscape photography camera
Sony TX55 as a Landscape photography camera
54
manual focus
quite wide (25mm)
fast max aperture (f2.0)
screen size is good (3")
image stabilization (Sensor-shift)
resolution is good (16MP)
environment proofing
fixed lens (fixed lens mount)
manual mode not possible
sensor is small (1/2.3")
has no RAW format
low battery (240 shots)
50
you can focus manually
reasonably wide (26mm)
screen size is good (3.3 inch)
image stabilization (Optical)
decent MP (16 megapixels)
good battery life (250 per charge)
fixed lens (fixed lens mount)
somewhat slow max aperture (f3.5)
manual mode not possible
sensor is very small (1/2.3")
does not have RAW files
missing Timelapse mode
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Vlogging Comparison

Pentax WG-3 Vlogging details
Sony TX55 Vlogging details
36
quite wide (25mm)
fast max aperture (f2.0)
image stabilization (Sensor-shift)
supports face detect focus
high res video (1920 x 1080 pixels)
display isn't selfie friendly
doesn't have microphone socket
34
reasonably wide (26mm)
touchscreen
image stabilization (Optical)
video res high (1920 x 1080 pxls)
somewhat slow max aperture (f3.5)
does not offer selfie friendly screen
missing microphone support
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Pentax WG-3 vs Sony TX55 Specifications

Detailed spec comparison table for Pentax WG-3 and Sony TX55
 Pentax WG-3Sony Cyber-shot DSC-TX55
General Information
Brand Name Pentax Sony
Model Pentax WG-3 Sony Cyber-shot DSC-TX55
Type Waterproof Ultracompact
Revealed 2013-07-19 2011-07-24
Physical type Compact Ultracompact
Sensor Information
Processor - BIONZ
Sensor type BSI-CMOS BSI-CMOS
Sensor size 1/2.3" 1/2.3"
Sensor measurements 6.17 x 4.55mm 6.17 x 4.55mm
Sensor area 28.1mm² 28.1mm²
Sensor resolution 16 megapixel 16 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3 and 16:9 4:3 and 16:9
Max resolution 4608 x 3456 4608 x 3456
Max native ISO 6400 3200
Min native ISO 125 100
RAW format
Autofocusing
Manual focus
Touch to focus
Autofocus continuous
Single autofocus
Tracking autofocus
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points 9 9
Lens
Lens mount fixed lens fixed lens
Lens focal range 25-100mm (4.0x) 26-130mm (5.0x)
Maximal aperture f/2.0-4.9 f/3.5-4.8
Macro focus range 1cm 3cm
Crop factor 5.8 5.8
Screen
Screen type Fixed Type Fixed Type
Screen size 3" 3.3"
Screen resolution 460 thousand dots 1,230 thousand dots
Selfie friendly
Liveview
Touch display
Screen tech Widescreen TFT color LCD with anti-reflective coating XtraFine OLED display
Viewfinder Information
Viewfinder type None None
Features
Minimum shutter speed 4 seconds 30 seconds
Fastest shutter speed 1/4000 seconds 1/1600 seconds
Continuous shutter rate 10.0fps 10.0fps
Shutter priority
Aperture priority
Manually set exposure
Set white balance
Image stabilization
Integrated flash
Flash range 3.40 m 3.70 m
Flash settings Auto, On, Off, Red-eye, Soft Auto, On, Off, Slow Sync
External flash
Auto exposure bracketing
WB bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps) 1920 x 1080 (60fps), 1440 x 1080 (30fps), 1280 x 720 (30fps), 640 x 480 (30fps)
Max video resolution 1920x1080 1920x1080
Video data format MPEG-4, H.264 MPEG-4, AVCHD
Microphone support
Headphone support
Connectivity
Wireless Eye-Fi Connected Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 230 gr (0.51 pounds) 109 gr (0.24 pounds)
Dimensions 124 x 64 x 33mm (4.9" x 2.5" x 1.3") 93 x 54 x 13mm (3.7" x 2.1" x 0.5")
DXO scores
DXO Overall score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life 240 photographs 250 photographs
Battery style Battery Pack Battery Pack
Battery model D-LI92 NP-BN
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec, Portrait 1/2)
Time lapse feature
Storage type SD/SDHC/SDXC card, Internal microSD/SDHC, Memory Stick Micro
Card slots 1 1
Launch price $300 $350