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Pentax RZ18 vs Sony WX5

Portability
92
Imaging
39
Features
37
Overall
38
Pentax Optio RZ18 front
 
Sony Cyber-shot DSC-WX5 front
Portability
95
Imaging
35
Features
29
Overall
32

Pentax RZ18 vs Sony WX5 Key Specs

Pentax RZ18
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 25-450mm (F3.5-5.9) lens
  • 178g - 97 x 61 x 33mm
  • Released September 2011
Sony WX5
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.8" Fixed Display
  • ISO 125 - 3200
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 24-120mm (F2.4-5.9) lens
  • 146g - 92 x 52 x 22mm
  • Revealed July 2010
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Pentax RZ18 vs Sony WX5 Overview

On this page, we are analyzing the Pentax RZ18 and Sony WX5, former is a Small Sensor Superzoom while the other is a Small Sensor Compact by competitors Pentax and Sony. There exists a sizable gap between the image resolutions of the RZ18 (16MP) and WX5 (12MP) but both cameras boast the same sensor sizes (1/2.3").

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The RZ18 was manufactured 15 months after the WX5 making them a generation away from one another. Both the cameras have the same body design (Compact).

Before getting straight to a more detailed comparison, here is a quick view of how the RZ18 grades against the WX5 when it comes to portability, imaging, features and an overall score.

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Reasons to pick Pentax RZ18 over the Sony WX5

 RZ18 WX5 
RevealedSeptember 2011July 2010More modern by 15 months
Manually focus Very accurate focusing
Display dimensions3"2.8"Larger display (+0.2")

Reasons to pick Sony WX5 over the Pentax RZ18

 WX5 RZ18 
Display resolution461k460kCrisper display (+1k dot)

Common features in the Pentax RZ18 and Sony WX5

 RZ18 WX5 
Display typeFixed Fixed Fixed display
Selfie screen Missing selfie screen
Touch friendly display Missing Touch friendly display

Pentax RZ18 vs Sony WX5 Physical Comparison

If you're planning to carry around your camera often, you will want to consider its weight and volume. The Pentax RZ18 offers exterior measurements of 97mm x 61mm x 33mm (3.8" x 2.4" x 1.3") accompanied by a weight of 178 grams (0.39 lbs) while the Sony WX5 has sizing of 92mm x 52mm x 22mm (3.6" x 2.0" x 0.9") with a weight of 146 grams (0.32 lbs).

See the Pentax RZ18 and Sony WX5 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will vary depending on the lens you are employing at the time. Here is a front view dimension comparison of the RZ18 compared to the WX5.

Pentax RZ18 vs Sony WX5 size comparison

Looking at dimensions and weight, the portability rating of the RZ18 and WX5 is 92 and 95 respectively.

Pentax RZ18 vs Sony WX5 top view buttons comparison

Pentax RZ18 vs Sony WX5 Sensor Comparison

More often than not, it's difficult to imagine the contrast between sensor sizes only by checking specs. The picture here will help provide you a greater sense of the sensor measurements in the RZ18 and WX5.

All in all, the 2 cameras have the same sensor dimensions but different megapixels. You can expect to see the Pentax RZ18 to give greater detail due to its extra 4 Megapixels. Greater resolution will also make it easier to crop pics a bit more aggressively. The more recent RZ18 provides an edge in sensor tech.

Pentax RZ18 vs Sony WX5 sensor size comparison

Pentax RZ18 vs Sony WX5 Screen and ViewFinder

Pentax RZ18 vs Sony WX5 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax RZ18 Portrait photography advice
Sony WX5 Portrait photography advice
36
has manual focus
good MP (16 megapixels)
no manual control
cannot use external flash
sensor size is small (1/2.3")
no RAW files
21
manual focus not available
manual mode not possible
no external flash support
low resolution (12 megapixels)
tiny sensor (1/2.3")
lack of RAW files
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Street Comparison

Pentax RZ18 as a Street photography camera
Sony WX5 as a Street photography camera
65
image stabilization (Sensor-shift)
environment proof
lighter than competitors in class (178 grams)
screen does not articulate
sensor size is small (1/2.3")
no RAW files
57
image stabilization (Optical)
screen is fixed
tiny sensor (1/2.3")
lack of RAW files
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Sports Comparison

Pentax RZ18 Sports photography details
Sony WX5 Sports photography details
47
great zoom range (25-450mm 18.0 x zoom)
image stabilization (Sensor-shift)
good MP (16MP)
includes tracking autofocus
environment proof
slow frames per second (1.0 frames per second)
lack of shutter priority mode
sensor size is small (1/2.3")
no phase detect auto focus
34
image stabilization (Optical)
has tracking focus
no shutter priority mode
low resolution (12 megapixels)
tiny sensor (1/2.3")
lack of phase detect auto focus
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Travel Comparison

Pentax RZ18 Travel photography highlights
Sony WX5 Travel photography highlights
71
lighter than competitors in class (178 grams)
environment proof
good MP (16 megapixels)
has built in flash
relatively wide (25mm)
great zoom (450mm)
does not have Timelapse function
does not have selfie friendly display
slow max aperture (f3.5)
58
flash built-in
decently wide (24mm)
doesn't have Timelapse mode
low resolution (12MP)
display isn't selfie friendly
somewhat slow max aperture (f2.4)
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Landscape Comparison

Pentax RZ18 Landscape photography features
Sony WX5 Landscape photography features
49
has manual focus
relatively wide (25mm)
screen is a good size (3 inch)
image stabilization (Sensor-shift)
good MP (16 megapixels)
environment proof
cannot swap lens (fixed lens mount)
slow max aperture (f3.5)
no manual control
sensor size is small (1/2.3")
no RAW files
does not have Timelapse function
37
decently wide (24mm)
nice screen size (2.8 inch)
image stabilization (Optical)
manual focus not available
cannot swap lens (fixed lens mount)
somewhat slow max aperture (f2.4)
manual mode not possible
low resolution (12 megapixels)
tiny sensor (1/2.3")
lack of RAW files
doesn't have Timelapse mode
Photography Glossary

Vlogging Comparison

Pentax RZ18 Vlogging highlights
Sony WX5 Vlogging highlights
30
relatively wide (25mm)
image stabilization (Sensor-shift)
lighter than competitors in class (178g)
slow max aperture (f3.5)
does not have selfie friendly display
video quality not great (1280 x 720 pxls)
does not have external microphone port
32
decently wide (24mm)
image stabilization (Optical)
high video quality (1920 x 1080 resolution)
somewhat slow max aperture (f2.4)
display isn't selfie friendly
doesn't have microphone socket
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Pentax RZ18 vs Sony WX5 Specifications

Detailed spec comparison table for Pentax RZ18 and Sony WX5
 Pentax Optio RZ18Sony Cyber-shot DSC-WX5
General Information
Brand Pentax Sony
Model Pentax Optio RZ18 Sony Cyber-shot DSC-WX5
Type Small Sensor Superzoom Small Sensor Compact
Released 2011-09-12 2010-07-08
Physical type Compact Compact
Sensor Information
Processor Chip - Bionz
Sensor type CCD BSI-CMOS
Sensor size 1/2.3" 1/2.3"
Sensor measurements 6.08 x 4.56mm 6.17 x 4.55mm
Sensor area 27.7mm² 28.1mm²
Sensor resolution 16 megapixel 12 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3 and 16:9 4:3 and 16:9
Full resolution 4608 x 3456 4000 x 3000
Max native ISO 6400 3200
Min native ISO 80 125
RAW images
Autofocusing
Manual focus
Touch focus
Continuous AF
Single AF
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 9 9
Lens
Lens mount fixed lens fixed lens
Lens focal range 25-450mm (18.0x) 24-120mm (5.0x)
Maximal aperture f/3.5-5.9 f/2.4-5.9
Macro focus range 4cm 5cm
Crop factor 5.9 5.8
Screen
Type of display Fixed Type Fixed Type
Display sizing 3 inch 2.8 inch
Resolution of display 460k dots 461k dots
Selfie friendly
Liveview
Touch friendly
Display tech TFT color LCD with Anti-reflective coating -
Viewfinder Information
Viewfinder None None
Features
Slowest shutter speed 4s 2s
Maximum shutter speed 1/2000s 1/1600s
Continuous shooting rate 1.0fps 10.0fps
Shutter priority
Aperture priority
Manual mode
Set WB
Image stabilization
Inbuilt flash
Flash range 2.80 m 5.10 m
Flash modes Auto, On, Off, Red-eye, Soft Auto, On, Off, Red-eye, Slow sync
Hot shoe
AEB
White balance bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) 1920 x 1080 (50 fps), 1440 x 1080 (50, 25fps), 1280 x 720 (25 fps), 640 x 480 (25 fps)
Max video resolution 1280x720 1920x1080
Video format Motion JPEG AVCHD
Microphone port
Headphone port
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 178 gr (0.39 lbs) 146 gr (0.32 lbs)
Physical dimensions 97 x 61 x 33mm (3.8" x 2.4" x 1.3") 92 x 52 x 22mm (3.6" x 2.0" x 0.9")
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 model D-LI92 NP-BN1
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse shooting
Storage type SD/SDHC/SDXC, Internal SD/ SDHC/ SDXC, Memory Stick Duo/Pro Duo, Internal
Card slots Single Single
Cost at launch $210 $250