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Casio EX-Z90 vs Pentax WG-3 GPS

Portability
96
Imaging
35
Features
17
Overall
27
Casio Exilim EX-Z90 front
 
Pentax WG-3 GPS front
Portability
90
Imaging
40
Features
43
Overall
41

Casio EX-Z90 vs Pentax WG-3 GPS Key Specs

Casio EX-Z90
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 64 - 1600
  • 1280 x 720 video
  • 35-105mm (F3.1-5.9) lens
  • 121g - 90 x 52 x 19mm
  • Announced August 2009
Pentax WG-3 GPS
(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
  • 238g - 125 x 64 x 33mm
  • Revealed July 2013
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Casio EX-Z90 vs Pentax WG-3 GPS Overview

The following is a in depth assessment of the Casio EX-Z90 and Pentax WG-3 GPS, former is a Small Sensor Compact while the latter is a Waterproof by rivals Casio and Pentax. There is a substantial difference between the image resolutions of the EX-Z90 (12MP) and WG-3 GPS (16MP) but they feature the exact same sensor dimensions (1/2.3").

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The EX-Z90 was manufactured 4 years prior to the WG-3 GPS which is quite a big difference as far as tech is concerned. The two cameras come with the identical body type (Compact).

Before we go through a in depth comparison, below is a quick highlight of how the EX-Z90 scores against the WG-3 GPS when considering portability, imaging, features and an overall mark.

Photography Glossary
	
	

Reasons to pick Casio EX-Z90 over the Pentax WG-3 GPS

 EX-Z90 WG-3 GPS 

Reasons to pick Pentax WG-3 GPS over the Casio EX-Z90

 WG-3 GPS EX-Z90 
RevealedJuly 2013August 2009Newer by 47 months
Screen dimension3"2.7"Bigger screen (+0.3")
Screen resolution460k230kCrisper screen (+230k dot)

Common features in the Casio EX-Z90 and Pentax WG-3 GPS

 EX-Z90 WG-3 GPS 
Focus manually Dial accurate focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Neither offers selfie screen
Touch screen Neither offers Touch screen

Casio EX-Z90 vs Pentax WG-3 GPS Physical Comparison

For anyone who is aiming to travel with your camera often, you should consider its weight and volume. The Casio EX-Z90 offers external dimensions of 90mm x 52mm x 19mm (3.5" x 2.0" x 0.7") with a weight of 121 grams (0.27 lbs) whilst the Pentax WG-3 GPS has sizing of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") having a weight of 238 grams (0.52 lbs).

Take a look at the Casio EX-Z90 and Pentax WG-3 GPS in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will change dependant on the lens you are using at that moment. Here is the front view dimension comparison of the EX-Z90 compared to the WG-3 GPS.

Casio EX-Z90 vs Pentax WG-3 GPS size comparison

Using size and weight, the portability grade of the EX-Z90 and WG-3 GPS is 96 and 90 respectively.

Casio EX-Z90 vs Pentax WG-3 GPS top view buttons comparison

Casio EX-Z90 vs Pentax WG-3 GPS Sensor Comparison

Oftentimes, it is very hard to visualise the difference between sensor dimensions merely by checking technical specs. The picture here will help provide you a far better sense of the sensor dimensions in the EX-Z90 and WG-3 GPS.

As you have seen, both of these cameras have got the exact same sensor measurements albeit not the same resolution. You can count on the Pentax WG-3 GPS to give more detail due to its extra 4 Megapixels. Higher resolution will let you crop photographs much more aggressively. The more aged EX-Z90 is going to be behind with regard to sensor technology.

Casio EX-Z90 vs Pentax WG-3 GPS sensor size comparison

Casio EX-Z90 vs Pentax WG-3 GPS Screen and ViewFinder

Casio EX-Z90 vs Pentax WG-3 GPS Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Casio EX-Z90 Portrait photography info
Pentax WG-3 GPS Portrait photography info
27
has manual focus
no manual mode
external flash not possible
low resolution sensor (12MP)
sensor size is tiny (1/2.3")
doesn't have RAW support
41
has manual focus
sensor resolution is decent (16MP)
provides face detect focusing
manual mode not available
external flash not possible
very small sensor (1/2.3")
lacks RAW support
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Street Comparison

Casio EX-Z90 as a Street photography camera
Pentax WG-3 GPS as a Street photography camera
55
lighter than average in class (121g)
fixed screen
lack of image stabilization
sensor size is tiny (1/2.3")
doesn't have RAW support
59
image stabilization (Sensor-shift)
environment sealing
no articulating screen
very small sensor (1/2.3")
lacks RAW support
more heavy than others (238g)
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Sports Comparison

Casio EX-Z90 Sports photography factors
Pentax WG-3 GPS Sports photography factors
17
lack of shutter priority mode
lack of image stabilization
low resolution sensor (12 megapixels)
sensor size is tiny (1/2.3")
doesn't have phase detect AF
45
image stabilization (Sensor-shift)
sensor resolution is decent (16 megapixels)
provides tracking focus
environment sealing
lack of shutter priority mode
very small sensor (1/2.3")
not so great battery power (240 shots)
lacks phase detect AF
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Travel Comparison

Casio EX-Z90 Travel photography factors
Pentax WG-3 GPS Travel photography factors
56
lighter than average in class (121 grams)
built-in flash
missing Timelapse recording
low resolution sensor (12 megapixels)
screen is not selfie friendly
wide angle not fantastic (35mm)
somewhat slow maximum aperture (f3.1)
69
environment sealing
sensor resolution is decent (16MP)
has built in flash
rather wide (25mm)
great max aperture (f2.0)
not so great battery power (240 shots)
more heavy than others (238 grams)
doesn't posses selfie friendly screen
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Landscape Comparison

Casio EX-Z90 Landscape photography info
Pentax WG-3 GPS Landscape photography info
28
has manual focus
can't change lenses (fixed lens mount)
wide angle not fantastic (35mm)
somewhat slow maximum aperture (f3.1)
screen is somewhat small (2.7 inches)
no manual mode
lack of image stabilization
low resolution sensor (12MP)
sensor size is tiny (1/2.3")
doesn't have RAW support
missing Timelapse recording
54
has manual focus
rather wide (25mm)
great max aperture (f2.0)
nice screen size (3 inches)
image stabilization (Sensor-shift)
sensor resolution is decent (16 megapixels)
environment sealing
cannot change lenses (fixed lens mount)
manual mode not available
very small sensor (1/2.3")
lacks RAW support
not so great battery power (240 per charge)
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Vlogging Comparison

Casio EX-Z90 Vlogging info
Pentax WG-3 GPS Vlogging info
25
lighter than average in class (121 grams)
wide angle not fantastic (35mm)
somewhat slow maximum aperture (f3.1)
screen is not selfie friendly
lack of image stabilization
video quality not great (1280 x 720 resolution)
missing microphone jack
34
rather wide (25mm)
great max aperture (f2.0)
image stabilization (Sensor-shift)
provides face detect focusing
video res high (1920 x 1080 resolution)
doesn't posses selfie friendly screen
doesn't have microphone support
more heavy than others (238 grams)
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Casio EX-Z90 vs Pentax WG-3 GPS Specifications

Detailed spec comparison table for Casio EX-Z90 and Pentax WG-3 GPS
 Casio Exilim EX-Z90Pentax WG-3 GPS
General Information
Brand Casio Pentax
Model Casio Exilim EX-Z90 Pentax WG-3 GPS
Type Small Sensor Compact Waterproof
Announced 2009-08-18 2013-07-19
Physical type Compact Compact
Sensor Information
Processor Chip Digic 4 -
Sensor type CCD BSI-CMOS
Sensor size 1/2.3" 1/2.3"
Sensor measurements 6.17 x 4.55mm 6.17 x 4.55mm
Sensor surface area 28.1mm² 28.1mm²
Sensor resolution 12 megapixels 16 megapixels
Anti aliasing filter
Aspect ratio 4:3, 3:2 and 16:9 1:1, 4:3 and 16:9
Full resolution 4000 x 3000 4608 x 3456
Max native ISO 1600 6400
Min native ISO 64 125
RAW data
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Autofocus single
Autofocus tracking
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points - 9
Lens
Lens mount fixed lens fixed lens
Lens focal range 35-105mm (3.0x) 25-100mm (4.0x)
Maximum aperture f/3.1-5.9 f/2.0-4.9
Macro focus range 10cm 1cm
Focal length multiplier 5.8 5.8
Screen
Type of screen Fixed Type Fixed Type
Screen size 2.7 inch 3 inch
Resolution of screen 230 thousand dots 460 thousand dots
Selfie friendly
Liveview
Touch display
Screen tech - Widescreen TFT color LCD with anti-reflective coating
Viewfinder Information
Viewfinder None None
Features
Lowest shutter speed 4 seconds 4 seconds
Highest shutter speed 1/2000 seconds 1/4000 seconds
Shutter priority
Aperture priority
Manually set exposure
Custom white balance
Image stabilization
Built-in flash
Flash range 3.00 m 3.40 m
Flash settings Auto, On, Off, Red-eye, Soft Auto, On, Off, Red-eye, Soft
Hot shoe
AEB
White balance bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1280 x 720 (24 fps), 640 x 480 (30 fps), 320 x 240 (15 fps) 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps)
Max video resolution 1280x720 1920x1080
Video file format Motion JPEG MPEG-4, H.264
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 BuiltIn
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 121g (0.27 lbs) 238g (0.52 lbs)
Dimensions 90 x 52 x 19mm (3.5" x 2.0" x 0.7") 125 x 64 x 33mm (4.9" x 2.5" x 1.3")
DXO scores
DXO All around 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 shots
Style of battery - Battery Pack
Battery model NP-60 D-LI92
Self timer Yes (2 or 10 sec, Triple) Yes (2 or 10 sec)
Time lapse feature
Storage type SD/MMC/SDHC card, Internal SD/SDHC/SDXC card, Internal
Card slots 1 1
Launch cost $150 $350