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Olympus 550WP vs Pentax K-S2

Portability
94
Imaging
33
Features
17
Overall
26
Olympus Stylus 550WP front
 
Pentax K-S2 front
Portability
64
Imaging
64
Features
82
Overall
71

Olympus 550WP vs Pentax K-S2 Key Specs

Olympus 550WP
(Full Review)
  • 10MP - 1/2.3" Sensor
  • 2.5" Fixed Screen
  • ISO 64 - 1600
  • Digital Image Stabilization
  • 640 x 480 video
  • 38-114mm (F3.5-5.0) lens
  • 167g - 94 x 62 x 22mm
  • Announced January 2009
  • Other Name is mju 550WP
Pentax K-S2
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/6000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 678g - 123 x 91 x 73mm
  • Introduced February 2015
  • Replaced the Pentax K-S1
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Olympus 550WP vs Pentax K-S2 Overview

Its time to take a deeper look at the Olympus 550WP versus Pentax K-S2, one is a Small Sensor Compact and the latter is a Entry-Level DSLR by manufacturers Olympus and Pentax. There exists a sizeable gap between the sensor resolutions of the 550WP (10MP) and K-S2 (20MP) and the 550WP (1/2.3") and K-S2 (APS-C) come with different sensor sizing.

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The 550WP was launched 7 years prior to the K-S2 which is quite a large gap as far as technology is concerned. The two cameras offer different body type with the Olympus 550WP being a Compact camera and the Pentax K-S2 being a Compact SLR camera.

Before going in to a comprehensive comparison, below is a concise view of how the 550WP grades versus the K-S2 with regard to portability, imaging, features and an overall mark.

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Reasons to pick Olympus 550WP over the Pentax K-S2

 550WP K-S2 

Reasons to pick Pentax K-S2 over the Olympus 550WP

 K-S2 550WP 
IntroducedFebruary 2015January 2009Newer by 74 months
Focus manually Dial accurate focusing
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen sizing3"2.5"Bigger screen (+0.5")
Screen resolution921k230kSharper screen (+691k dot)
Selfie screen Easy selfies

Common features in the Olympus 550WP and Pentax K-S2

 550WP K-S2 
Touch screen Neither comes with Touch screen

Olympus 550WP vs Pentax K-S2 Physical Comparison

If you are planning to travel with your camera, you need to factor its weight and proportions. The Olympus 550WP comes with outside measurements of 94mm x 62mm x 22mm (3.7" x 2.4" x 0.9") having a weight of 167 grams (0.37 lbs) and the Pentax K-S2 has measurements of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") having a weight of 678 grams (1.49 lbs).

Look at the Olympus 550WP versus Pentax K-S2 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will change based on the lens you choose at the time. Below is the front view proportions comparison of the 550WP against the K-S2.

Olympus 550WP vs Pentax K-S2 size comparison

Using dimensions and weight, the portability score of the 550WP and K-S2 is 94 and 64 respectively.

Olympus 550WP vs Pentax K-S2 top view buttons comparison

Olympus 550WP vs Pentax K-S2 Sensor Comparison

Typically, it is hard to imagine the difference between sensor dimensions just by checking specifications. The image underneath may give you a better sense of the sensor measurements in the 550WP and K-S2.

To sum up, each of these cameras offer different megapixel count and different sensor dimensions. The 550WP featuring a tinier sensor is going to make shooting bokeh tougher and the Pentax K-S2 will give you extra detail utilizing its extra 10 Megapixels. Higher resolution will let you crop photographs a little more aggressively. The more aged 550WP is going to be behind when it comes to sensor technology.

Olympus 550WP vs Pentax K-S2 sensor size comparison

Olympus 550WP vs Pentax K-S2 Screen and ViewFinder

Olympus 550WP vs Pentax K-S2 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus 550WP Portrait photography info
Pentax K-S2 Portrait photography info
19
focusing manually not possible
manual mode not possible
can't use external flash
sensor resolution low (10 megapixels)
sensor size is very small (1/2.3")
has no RAW format
78
focusing manually
MP count decent (20 megapixels)
good sensor size (APS-C)
comes with face detect focusing
supports RAW files
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Street Comparison

Olympus 550WP Street photography information
Pentax K-S2 Street photography information
61
has image stabilization (Digital)
environment proofing
screen is fixed
sensor size is very small (1/2.3")
has no RAW format
72
screen articulates
has image stabilization (Sensor based)
good sensor size (APS-C)
supports RAW files
weather sealing
great high ISO (51,200)
more heavy than others (678 grams)
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Sports Comparison

Sports photography with Olympus 550WP
Sports photography with Pentax K-S2
30
has image stabilization (Digital)
environment proofing
maximum shutter speed is a little low (1/1,000 seconds)
no shutter priority mode
sensor resolution low (10MP)
sensor size is very small (1/2.3")
has no phase detect auto focus
70
great max shutter speed (1/6,000s)
has image stabilization (Sensor based)
MP count decent (20MP)
good sensor size (APS-C)
comes with tracking focus
weather sealing
sensor has phase detect AF
very slow continuous shooting (5.4 frames per second)
low battery pack (410 shots)
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Travel Comparison

Olympus 550WP Travel photography factors
Pentax K-S2 Travel photography factors
55
environment proofing
built-in flash
does not have Timelapse recording
sensor resolution low (10MP)
screen is not selfie friendly
wide angle not the best (38mm)
slow max aperture (f3.5)
65
weather sealing
MP count decent (20MP)
has built in flash
selfie friendly display
low battery pack (410 shots)
more heavy than others (678 grams)
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Landscape Comparison

Olympus 550WP Landscape photography factors
Pentax K-S2 Landscape photography factors
30
has image stabilization (Digital)
environment proofing
focusing manually not possible
can't change lenses (fixed lens mount)
wide angle not the best (38mm)
slow max aperture (f3.5)
screen is small (2.5 inches)
manual mode not possible
sensor resolution low (10MP)
sensor size is very small (1/2.3")
has no RAW format
does not have Timelapse recording
77
focusing manually
swap lenses (Pentax KAF2 mount)
decent sized screen (3 inch)
has image stabilization (Sensor based)
MP count decent (20 megapixels)
good sensor size (APS-C)
does not have anti aliasing filter
great high ISO (51,200)
supports RAW files
weather sealing
low battery pack (410 per charge)
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Vlogging Comparison

Vlogging with Olympus 550WP
Vlogging with Pentax K-S2
25
has image stabilization (Digital)
wide angle not the best (38mm)
slow max aperture (f3.5)
screen is not selfie friendly
video quality not great (640 x 480 resolution)
does not have external microphone port
71
selfie friendly display
has image stabilization (Sensor based)
comes with face detect focusing
video res high (1920 x 1080 pixels)
includes microphone support
more heavy than others (678g)
Photography Glossary

Olympus 550WP vs Pentax K-S2 Specifications

Detailed spec comparison table for Olympus 550WP and Pentax K-S2
 Olympus Stylus 550WPPentax K-S2
General Information
Brand Olympus Pentax
Model Olympus Stylus 550WP Pentax K-S2
Alternate name mju 550WP -
Category Small Sensor Compact Entry-Level DSLR
Announced 2009-01-07 2015-02-10
Physical type Compact Compact SLR
Sensor Information
Processor Chip - PRIME MII
Sensor type CCD CMOS
Sensor size 1/2.3" APS-C
Sensor measurements 6.08 x 4.56mm 23.5 x 15.6mm
Sensor area 27.7mm² 366.6mm²
Sensor resolution 10 megapixels 20 megapixels
Anti aliasing filter
Aspect ratio 16:9, 4:3 and 3:2 3:2
Highest Possible resolution 3648 x 2736 5472 x 3648
Maximum native ISO 1600 51200
Minimum native ISO 64 100
RAW photos
Autofocusing
Manual focus
Touch focus
Continuous AF
Single AF
Tracking AF
Selective AF
Center weighted AF
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points - 11
Lens
Lens mounting type fixed lens Pentax KAF2
Lens focal range 38-114mm (3.0x) -
Max aperture f/3.5-5.0 -
Macro focus range 7cm -
Total lenses - 151
Crop factor 5.9 1.5
Screen
Type of screen Fixed Type Fully Articulated
Screen size 2.5 inches 3 inches
Resolution of screen 230 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder None Optical (pentaprism)
Viewfinder coverage - 100%
Viewfinder magnification - 0.64x
Features
Min shutter speed 4s 30s
Max shutter speed 1/1000s 1/6000s
Continuous shutter rate - 5.4 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation - Yes
Change WB
Image stabilization
Integrated flash
Flash range - 12.00 m (at ISO 100)
Flash settings Auto, Fill-in, Red-Eye reduction, Off, On Auto, auto w/redeye reduction, flash on, flash on + redeye reduction, slow sync, trailing curtain sync, manual flash
Hot shoe
AE bracketing
White balance bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p)
Maximum video resolution 640x480 1920x1080
Video data format Motion JPEG MPEG-4, H.264
Microphone support
Headphone support
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 167g (0.37 lbs) 678g (1.49 lbs)
Dimensions 94 x 62 x 22mm (3.7" x 2.4" x 0.9") 123 x 91 x 73mm (4.8" x 3.6" x 2.9")
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 - 410 pictures
Battery style - Battery Pack
Battery model - D-LI109
Self timer Yes (12 seconds) Yes (2 or 12 secs)
Time lapse shooting
Storage type xD-Picture Card, microSD, internal SD/SDHC/SDXC
Card slots One One
Pricing at release $399 $581