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Pentax K-S1 vs Sony H90

Portability
69
Imaging
62
Features
70
Overall
65
Pentax K-S1 front
 
Sony Cyber-shot DSC-H90 front
Portability
91
Imaging
38
Features
35
Overall
36

Pentax K-S1 vs Sony H90 Key Specs

Pentax K-S1
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/6000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 558g - 121 x 93 x 70mm
  • Revealed August 2014
  • New Model is Pentax K-S2
Sony H90
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 80 - 3200
  • Optical Image Stabilization
  • 1280 x 720 video
  • 24-384mm (F3.3-5.9) lens
  • 222g - 105 x 60 x 34mm
  • Introduced February 2012
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Pentax K-S1 vs Sony H90 Overview

Below is a detailed analysis of the Pentax K-S1 versus Sony H90, former being a Advanced DSLR while the latter is a Small Sensor Superzoom by rivals Pentax and Sony. There is a sizable difference between the image resolutions of the K-S1 (20MP) and H90 (16MP) and the K-S1 (APS-C) and H90 (1/2.3") provide different sensor size.

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The K-S1 was announced 2 years later than the H90 and that is quite a significant difference as far as tech is concerned. The two cameras have different body design with the Pentax K-S1 being a Mid-size SLR camera and the Sony H90 being a Compact camera.

Before delving right into a thorough comparison, here is a brief summation of how the K-S1 grades versus the H90 in regards to portability, imaging, features and an overall grade.

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Reasons to pick Pentax K-S1 over the Sony H90

 K-S1 H90 
IntroducedAugust 2014February 2012More recent by 31 months
Manual focus Dial accurate focus
Screen resolution921k461kCrisper screen (+460k dot)

Reasons to pick Sony H90 over the Pentax K-S1

 H90 K-S1 

Common features in the Pentax K-S1 and Sony H90

 K-S1 H90 
Screen typeFixed Fixed Fixed screen
Screen dimensions3"3"Equal screen size
Selfie screen Missing selfie screen
Touch screen Neither includes Touch screen

Pentax K-S1 vs Sony H90 Physical Comparison

For anyone who is going to lug around your camera, you'll need to take into account its weight and size. The Pentax K-S1 features outer measurements of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") accompanied by a weight of 558 grams (1.23 lbs) and the Sony H90 has specifications of 105mm x 60mm x 34mm (4.1" x 2.4" x 1.3") accompanied by a weight of 222 grams (0.49 lbs).

See the Pentax K-S1 versus Sony H90 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will differ dependant on the lens you are using at that time. Following is a front view sizing comparison of the K-S1 compared to the H90.

Pentax K-S1 vs Sony H90 size comparison

Taking into consideration size and weight, the portability grade of the K-S1 and H90 is 69 and 91 respectively.

Pentax K-S1 vs Sony H90 top view buttons comparison

Pentax K-S1 vs Sony H90 Sensor Comparison

Usually, it can be tough to visualize the difference between sensor measurements only by reading through technical specs. The graphic underneath should offer you a far better sense of the sensor measurements in the K-S1 and H90.

As you can tell, both of these cameras provide different resolutions and different sensor measurements. The K-S1 with its bigger sensor is going to make getting shallow depth of field easier and the Pentax K-S1 will give extra detail with its extra 4 Megapixels. Higher resolution can also let you crop photographs more aggressively. The newer K-S1 provides a benefit when it comes to sensor innovation.

Pentax K-S1 vs Sony H90 sensor size comparison

Pentax K-S1 vs Sony H90 Screen and ViewFinder

Pentax K-S1 vs Sony H90 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-S1 Portrait photography features
Sony H90 Portrait photography features
77
focusing manually
sensor resolution is decent (20MP)
nice sensor size (APS-C)
has face detection focusing
exports RAW formats
36
resolution is good (16 megapixels)
provides face detection focus
no manual focus
cannot use external flash
very small sensor (1/2.3")
has no RAW format
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Street Comparison

Pentax K-S1 as a Street photography camera
Sony H90 as a Street photography camera
72
has image stabilization (Sensor based)
nice sensor size (APS-C)
exports RAW formats
lighter than competitors (558g)
above average high ISO (51,200)
fixed screen
61
image stabilization (Optical)
lighter than others in class (222g)
screen is fixed
very small sensor (1/2.3")
has no RAW format
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Sports Comparison

Pentax K-S1 Sports photography info
Sony H90 Sports photography info
68
maximum shutter speed is high (1/6,000s)
has image stabilization (Sensor based)
sensor resolution is decent (20 megapixels)
nice sensor size (APS-C)
has tracking autofocus
supports phase detect AF
max frames per second low (5.4 frames per second)
terrible battery power (410 CIPA)
44
excellent zoom range (24-384mm 16.0 x zoom)
image stabilization (Optical)
resolution is good (16 megapixels)
provides tracking autofocus
painfully slow continuous shooting (1.0 frames/s)
lack of shutter priority mode
very small sensor (1/2.3")
has no phase detect auto focus
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Travel Comparison

Pentax K-S1 Travel photography features
Sony H90 Travel photography features
60
lighter than competitors (558 grams)
sensor resolution is decent (20 megapixels)
built-in flash
doesn't have Time Lapse recording
terrible battery power (410 CIPA)
screen is not selfie friendly
69
lighter than others in class (222g)
resolution is good (16 megapixels)
has built in flash
relatively wide (24mm)
very long reach (384mm)
missing Time Lapse mode
does not offer selfie friendly display
somewhat slow maximum aperture (f3.3)
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Landscape Comparison

Pentax K-S1 Landscape photography details
Sony H90 Landscape photography details
72
focusing manually
swap lenses (Pentax KAF2 mount)
pretty good screen size (3 inches)
has image stabilization (Sensor based)
sensor resolution is decent (20 megapixels)
nice sensor size (APS-C)
does not have low pass filter
above average high ISO (51,200)
exports RAW formats
terrible battery power (410 shots)
doesn't have Time Lapse recording
44
relatively wide (24mm)
good sized screen (3 inches)
image stabilization (Optical)
resolution is good (16 megapixels)
no manual focus
lens is fixed (fixed lens mount)
somewhat slow maximum aperture (f3.3)
very small sensor (1/2.3")
has no RAW format
missing Time Lapse mode
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Vlogging Comparison

Pentax K-S1 Vlogging advice
Sony H90 Vlogging advice
33
has image stabilization (Sensor based)
has face detection focusing
high quality video (1920 x 1080 pxls)
lighter than competitors (558 grams)
screen is not selfie friendly
doesn't have external mic socket
32
relatively wide (24mm)
image stabilization (Optical)
provides face detection focus
lighter than others in class (222g)
somewhat slow maximum aperture (f3.3)
does not offer selfie friendly display
video resolution low (1280 x 720 pxls)
missing external mic socket
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Pentax K-S1 vs Sony H90 Specifications

Detailed spec comparison table for Pentax K-S1 and Sony H90
 Pentax K-S1Sony Cyber-shot DSC-H90
General Information
Brand Name Pentax Sony
Model type Pentax K-S1 Sony Cyber-shot DSC-H90
Category Advanced DSLR Small Sensor Superzoom
Revealed 2014-08-27 2012-02-28
Physical type Mid-size SLR Compact
Sensor Information
Chip Prime MII BIONZ
Sensor type CMOS CCD
Sensor size APS-C 1/2.3"
Sensor dimensions 23.5 x 15.6mm 6.17 x 4.55mm
Sensor surface area 366.6mm² 28.1mm²
Sensor resolution 20 megapixels 16 megapixels
Anti alias filter
Aspect ratio 3:2 4:3 and 16:9
Max resolution 5472 x 3648 4608 x 3456
Max native ISO 51200 3200
Lowest native ISO 100 80
RAW photos
Autofocusing
Manual focusing
Touch to focus
Continuous AF
AF single
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 11 -
Cross type focus points - -
Lens
Lens mount type Pentax KAF2 fixed lens
Lens zoom range - 24-384mm (16.0x)
Largest aperture - f/3.3-5.9
Macro focusing distance - 5cm
Amount of lenses 151 -
Focal length multiplier 1.5 5.8
Screen
Type of display Fixed Type Fixed Type
Display sizing 3" 3"
Resolution of display 921k dots 461k dots
Selfie friendly
Liveview
Touch display
Display technology - ClearPhoto TFT LCD display
Viewfinder Information
Viewfinder type Optical (pentaprism) None
Viewfinder coverage 100 percent -
Viewfinder magnification 0.64x -
Features
Minimum shutter speed 30 secs 30 secs
Fastest shutter speed 1/6000 secs 1/1600 secs
Continuous shutter rate 5.4 frames/s 1.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash distance 10.00 m (at ISO 100) 3.70 m
Flash modes Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual Auto, On, Off, Slow Sync
External flash
AE bracketing
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps) 1280 x 720 (30 fps), 640 x 480 (30 fps)
Max video resolution 1920x1080 1280x720
Video file format H.264 MPEG-4
Mic port
Headphone port
Connectivity
Wireless Eye-Fi Connected None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 558 grams (1.23 lb) 222 grams (0.49 lb)
Physical dimensions 121 x 93 x 70mm (4.8" x 3.7" x 2.8") 105 x 60 x 34mm (4.1" x 2.4" x 1.3")
DXO scores
DXO Overall rating 78 not tested
DXO Color Depth rating 23.5 not tested
DXO Dynamic range rating 13.0 not tested
DXO Low light rating 1061 not tested
Other
Battery life 410 photos 290 photos
Battery type Battery Pack Battery Pack
Battery ID D-LI109 NP-BG1
Self timer Yes ( 2 or 12 seconds) Yes (2 or 10 sec, Portrait 1/2)
Time lapse feature
Storage type SD/SDHC/SDXC SD/SDHC/SDXC/Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo
Card slots Single Single
Retail cost $339 $230