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Pentax K-S2 vs Pentax H90

Portability
64
Imaging
64
Features
82
Overall
71
Pentax K-S2 front
 
Pentax Optio H90 front
Portability
93
Imaging
35
Features
24
Overall
30

Pentax K-S2 vs Pentax H90 Key Specs

Pentax K-S2
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fully Articulated Display
  • 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
  • Launched February 2015
  • Old Model is Pentax K-S1
Pentax H90
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-140mm (F3.5-5.9) lens
  • 153g - 101 x 65 x 28mm
  • Released January 2010
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Pentax K-S2 vs Pentax H90 Overview

Let's look more closely at the Pentax K-S2 vs Pentax H90, former being a Entry-Level DSLR while the other is a Small Sensor Compact and they are both manufactured by Pentax. There exists a considerable gap between the sensor resolutions of the K-S2 (20MP) and H90 (12MP) and the K-S2 (APS-C) and H90 (1/2.3") feature different sensor sizes.

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The K-S2 was released 5 years later than the H90 and that is quite a large difference as far as technology is concerned. Both of these cameras offer different body type with the Pentax K-S2 being a Compact SLR camera and the Pentax H90 being a Compact camera.

Before getting in to a detailed comparison, below is a quick overview of how the K-S2 scores versus the H90 in regards to portability, imaging, features and an overall grade.

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Reasons to pick Pentax K-S2 over the Pentax H90

 K-S2 H90 
ReleasedFebruary 2015January 2010More recent by 62 months
Display typeFully ArticulatedFixed Fully Articulating display
Display sizing3"2.7"Larger display (+0.3")
Display resolution921k230kCrisper display (+691k dot)
Selfie screen Easy selfies

Reasons to pick Pentax H90 over the Pentax K-S2

 H90 K-S2 

Common features in the Pentax K-S2 and Pentax H90

 K-S2 H90 
Manually focus Dial exact focusing
Touch display Neither contains Touch display

Pentax K-S2 vs Pentax H90 Physical Comparison

For anybody who is going to lug around your camera regularly, you'll need to think about its weight and dimensions. The Pentax K-S2 has got outer measurements of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") with a weight of 678 grams (1.49 lbs) and the Pentax H90 has dimensions of 101mm x 65mm x 28mm (4.0" x 2.6" x 1.1") having a weight of 153 grams (0.34 lbs).

Check out the Pentax K-S2 vs Pentax H90 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will vary depending on the lens you have attached during that time. Here is the front view over all size comparison of the K-S2 vs the H90.

Pentax K-S2 vs Pentax H90 size comparison

Using dimensions and weight, the portability rating of the K-S2 and H90 is 64 and 93 respectively.

Pentax K-S2 vs Pentax H90 top view buttons comparison

Pentax K-S2 vs Pentax H90 Sensor Comparison

More often than not, it is tough to picture the contrast between sensor measurements purely by reviewing specifications. The graphic below will offer you a more clear sense of the sensor measurements in the K-S2 and H90.

To sum up, each of the cameras offer different resolutions and different sensor measurements. The K-S2 due to its larger sensor is going to make achieving shallower DOF easier and the Pentax K-S2 will deliver extra detail as a result of its extra 8 Megapixels. Greater resolution can also make it easier to crop pics a little more aggressively. The newer K-S2 provides an advantage when it comes to sensor technology.

Pentax K-S2 vs Pentax H90 sensor size comparison

Pentax K-S2 vs Pentax H90 Screen and ViewFinder

Pentax K-S2 vs Pentax H90 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-S2 as a Portrait photography camera
Pentax H90 as a Portrait photography camera
78
focusing manually
sensor resolution is decent (20MP)
nice sensor size (APS-C)
provides face detect focus
supports RAW formats
27
focusing manually
no manual exposure
can't use external flash
low MP (12MP)
very small sensor (1/2.3")
no RAW support
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Street Comparison

Street photography with Pentax K-S2
Street photography with Pentax H90
72
screen articulates fully
image stabilization (Sensor based)
nice sensor size (APS-C)
supports RAW formats
environment sealing
great high ISO (51,200)
more heavy than others in class (678g)
56
has image stabilization (Sensor-shift)
no articulating screen
very small sensor (1/2.3")
no RAW support
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Sports Comparison

Pentax K-S2 as a Sports photography camera
Pentax H90 as a Sports photography camera
70
high shutter speed (1/6,000 seconds)
image stabilization (Sensor based)
sensor resolution is decent (20 megapixels)
nice sensor size (APS-C)
provides tracking focus
environment sealing
sensor has phase detect auto focus
low frames per second (5.4 frames/s)
bad battery pack (410 shots)
31
has image stabilization (Sensor-shift)
offers tracking autofocus
slow continuous shooting (1.0 frames/s)
no shutter priority
low MP (12 megapixels)
very small sensor (1/2.3")
no phase detect autofocus
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Travel Comparison

Pentax K-S2 Travel photography info
Pentax H90 Travel photography info
65
environment sealing
sensor resolution is decent (20MP)
has built in flash
display is selfie friendly
bad battery pack (410 CIPA)
more heavy than others in class (678 grams)
57
has built in flash
fairly wide (28mm)
lack of Timelapse recording
low MP (12MP)
does not offer selfie friendly display
slow max aperture (f3.5)
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Landscape Comparison

Pentax K-S2 as a Landscape photography camera
Pentax H90 as a Landscape photography camera
77
focusing manually
swap lenses (Pentax KAF2 mount)
nice screen size (3 inches)
image stabilization (Sensor based)
sensor resolution is decent (20 megapixels)
nice sensor size (APS-C)
does not have anti aliasing filter
great high ISO (51,200)
supports RAW formats
environment sealing
bad battery pack (410 shots)
36
focusing manually
fairly wide (28mm)
has image stabilization (Sensor-shift)
lens is fixed (fixed lens mount)
slow max aperture (f3.5)
screen is somewhat small (2.7")
no manual exposure
low MP (12 megapixels)
very small sensor (1/2.3")
no RAW support
lack of Timelapse recording
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Vlogging Comparison

Vlogging with Pentax K-S2
Vlogging with Pentax H90
71
display is selfie friendly
image stabilization (Sensor based)
provides face detect focus
high res video (1920 x 1080 resolution)
includes microphone support
more heavy than others in class (678 grams)
28
fairly wide (28mm)
has image stabilization (Sensor-shift)
slow max aperture (f3.5)
does not offer selfie friendly display
video resolution low (1280 x 720 pixels)
lack of external microphone socket
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Pentax K-S2 vs Pentax H90 Specifications

Detailed spec comparison table for Pentax K-S2 and Pentax H90
 Pentax K-S2Pentax Optio H90
General Information
Manufacturer Pentax Pentax
Model Pentax K-S2 Pentax Optio H90
Class Entry-Level DSLR Small Sensor Compact
Launched 2015-02-10 2010-01-25
Physical type Compact SLR Compact
Sensor Information
Chip PRIME MII Prime
Sensor type CMOS CCD
Sensor size APS-C 1/2.3"
Sensor measurements 23.5 x 15.6mm 6.17 x 4.55mm
Sensor area 366.6mm² 28.1mm²
Sensor resolution 20MP 12MP
Anti aliasing filter
Aspect ratio 3:2 4:3 and 16:9
Highest Possible resolution 5472 x 3648 4000 x 3000
Maximum native ISO 51200 6400
Lowest native ISO 100 80
RAW photos
Autofocusing
Manual focus
Touch focus
Autofocus continuous
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 11 9
Lens
Lens mounting type Pentax KAF2 fixed lens
Lens focal range - 28-140mm (5.0x)
Highest aperture - f/3.5-5.9
Macro focus distance - 10cm
Amount of lenses 151 -
Crop factor 1.5 5.8
Screen
Display type Fully Articulated Fixed Type
Display size 3 inches 2.7 inches
Resolution of display 921 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Optical (pentaprism) None
Viewfinder coverage 100% -
Viewfinder magnification 0.64x -
Features
Min shutter speed 30s 4s
Max shutter speed 1/6000s 1/2000s
Continuous shutter rate 5.4fps 1.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes -
Change white balance
Image stabilization
Inbuilt flash
Flash range 12.00 m (at ISO 100) 4.00 m
Flash options Auto, auto w/redeye reduction, flash on, flash on + redeye reduction, slow sync, trailing curtain sync, manual flash Auto, On, Off, Red-eye, Soft
External flash
Auto exposure bracketing
WB bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p) 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Maximum video resolution 1920x1080 1280x720
Video file format MPEG-4, H.264 Motion JPEG
Microphone port
Headphone port
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 678 grams (1.49 lb) 153 grams (0.34 lb)
Dimensions 123 x 91 x 73mm (4.8" x 3.6" x 2.9") 101 x 65 x 28mm (4.0" x 2.6" x 1.1")
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 images -
Type of battery Battery Pack -
Battery model D-LI109 D-LI68
Self timer Yes (2 or 12 secs) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC SD/SDHC, Internal
Card slots Single Single
Retail pricing $581 $150