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Pentax K-S2 vs Sony A65

Portability
64
Imaging
64
Features
82
Overall
71
Pentax K-S2 front
 
Sony SLT-A65 front
Portability
64
Imaging
64
Features
85
Overall
72

Pentax K-S2 vs Sony A65 Key Specs

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
  • Launched February 2015
  • Old Model is Pentax K-S1
Sony A65
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 12800 (Boost to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 622g - 132 x 97 x 81mm
  • Introduced November 2011
  • Renewed by Sony A68
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Pentax K-S2 vs Sony A65 Overview

Its time to take a closer look at the Pentax K-S2 vs Sony A65, both Entry-Level DSLR cameras by rivals Pentax and Sony. The image resolution of the K-S2 (20MP) and the A65 (24MP) is relatively comparable and they enjoy the exact same sensor sizing (APS-C).

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The K-S2 was unveiled 3 years later than the A65 and that is a fairly serious difference as far as camera tech is concerned. Both cameras come with the identical body type (Compact SLR).

Before delving straight into a in-depth comparison, below is a quick synopsis of how the K-S2 scores versus the A65 with regard to portability, imaging, features and an overall grade.

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Reasons to pick Pentax K-S2 over the Sony A65

 K-S2 A65 
IntroducedFebruary 2015November 2011More recent by 40 months

Reasons to pick Sony A65 over the Pentax K-S2

 A65 K-S2 

Common features in the Pentax K-S2 and Sony A65

 K-S2 A65 
Manually focus Very precise focus
Screen typeFully ArticulatedFully ArticulatedFully Articulated screen
Screen dimension3"3"Identical screen measurement
Screen resolution921k921kIdentical screen resolution
Selfie screen Both good for selfies
Touch screen Lacking Touch screen

Pentax K-S2 vs Sony A65 Physical Comparison

When you are planning to lug around your camera frequently, you will have to factor its weight and dimensions. The Pentax K-S2 comes with outside dimensions of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") and a weight of 678 grams (1.49 lbs) while the Sony A65 has dimensions of 132mm x 97mm x 81mm (5.2" x 3.8" x 3.2") accompanied by a weight of 622 grams (1.37 lbs).

Take a look at the Pentax K-S2 vs Sony A65 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will change based on the lens you have attached at the time. Below is the front view dimension comparison of the K-S2 and the A65.

Pentax K-S2 vs Sony A65 size comparison

Considering size and weight, the portability score of the K-S2 and A65 is 64 and 64 respectively.

Pentax K-S2 vs Sony A65 top view buttons comparison

Pentax K-S2 vs Sony A65 Sensor Comparison

Oftentimes, it's tough to picture the gap in sensor measurements merely by going through technical specs. The visual here may offer you a better sense of the sensor dimensions in the K-S2 and A65.

As you have seen, both of the cameras have got the exact same sensor measurements albeit different resolution. You can count on the Sony A65 to produce extra detail having an extra 4MP. Higher resolution can also let you crop photographs much more aggressively. The newer K-S2 should have a benefit when it comes to sensor innovation.

Pentax K-S2 vs Sony A65 sensor size comparison

Pentax K-S2 vs Sony A65 Screen and ViewFinder

Pentax K-S2 vs Sony A65 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-S2 Portrait photography advice
Sony A65 Portrait photography advice
78
manual focus
good MP (20 megapixels)
sensor size is decent (APS-C)
has face detection autofocus
saves RAW files
78
focusing manually
MP count decent (24MP)
sensor size is decent (APS-C)
provides face detect autofocus
delivers RAW files
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Street Comparison

Street photography with Pentax K-S2
Street photography with Sony A65
72
screen articulates
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW files
environment proof
very good ISO range (51,200)
more heavy than competition in class (678 grams)
77
screen articulates
image stabilization (Sensor based)
sensor size is decent (APS-C)
delivers RAW files
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Sports Comparison

Pentax K-S2 Sports photography advice
Sony A65 Sports photography advice
70
max shutter speed is good (1/6,000 seconds)
built in image stabilization (Sensor based)
good MP (20 megapixels)
sensor size is decent (APS-C)
has tracking autofocus
environment proof
supports phase detect autofocus
very slow continuous shooting (5.4 frames per second)
bad battery (410 shots)
82
image stabilization (Sensor based)
MP count decent (24 megapixels)
sensor size is decent (APS-C)
provides tracking focus
sensor has phase detect autofocus
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Travel Comparison

Pentax K-S2 Travel photography factors
Sony A65 Travel photography factors
65
environment proof
good MP (20MP)
built-in flash
selfie friendly display
bad battery (410 CIPA)
more heavy than competition in class (678 grams)
68
MP count decent (24 megapixels)
built-in flash
screen is selfie friendly
doesn't have Time Lapse mode
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Landscape Comparison

Landscape photography with Pentax K-S2
Landscape photography with Sony A65
77
manual focus
switch lenses (Pentax KAF2 mount)
nice screen size (3")
built in image stabilization (Sensor based)
good MP (20 megapixels)
sensor size is decent (APS-C)
does not have anti-alias filter
very good ISO range (51,200)
saves RAW files
environment proof
bad battery (410 shots)
75
focusing manually
change lenses (Sony/Minolta Alpha mount)
decent sized screen (3")
image stabilization (Sensor based)
MP count decent (24 megapixels)
sensor size is decent (APS-C)
delivers RAW files
doesn't have Time Lapse mode
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Vlogging Comparison

Pentax K-S2 Vlogging info
Sony A65 Vlogging info
71
selfie friendly display
built in image stabilization (Sensor based)
has face detection autofocus
high res video (1920 x 1080 pixels)
comes with external microphone port
more heavy than competition in class (678g)
78
screen is selfie friendly
image stabilization (Sensor based)
provides face detect autofocus
high res video (1920 x 1080 pxls)
includes mic socket
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Pentax K-S2 vs Sony A65 Specifications

Detailed spec comparison table for Pentax K-S2 and Sony A65
 Pentax K-S2Sony SLT-A65
General Information
Make Pentax Sony
Model Pentax K-S2 Sony SLT-A65
Type Entry-Level DSLR Entry-Level DSLR
Launched 2015-02-10 2011-11-15
Physical type Compact SLR Compact SLR
Sensor Information
Processor PRIME MII Bionz
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor dimensions 23.5 x 15.6mm 23.5 x 15.6mm
Sensor area 366.6mm² 366.6mm²
Sensor resolution 20 megapixels 24 megapixels
Anti aliasing filter
Aspect ratio 3:2 3:2 and 16:9
Peak resolution 5472 x 3648 6000 x 4000
Highest native ISO 51200 12800
Highest enhanced ISO - 25600
Minimum native ISO 100 100
RAW images
Autofocusing
Manual focus
Touch to focus
AF continuous
Single AF
AF tracking
Selective AF
AF center weighted
Multi area AF
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points 11 15
Cross focus points - 3
Lens
Lens mounting type Pentax KAF2 Sony/Minolta Alpha
Available lenses 151 143
Focal length multiplier 1.5 1.5
Screen
Screen type Fully Articulated Fully Articulated
Screen size 3" 3"
Screen resolution 921k dots 921k dots
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder type Optical (pentaprism) Electronic
Viewfinder resolution - 2,359k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.64x 0.73x
Features
Minimum shutter speed 30 seconds 30 seconds
Fastest shutter speed 1/6000 seconds 1/4000 seconds
Continuous shutter rate 5.4 frames per sec 10.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Integrated flash
Flash range 12.00 m (at ISO 100) 10.00 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, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
AE bracketing
WB bracketing
Fastest flash synchronize - 1/160 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p) 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Highest video resolution 1920x1080 1920x1080
Video format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Mic 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 BuiltIn
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 678g (1.49 pounds) 622g (1.37 pounds)
Dimensions 123 x 91 x 73mm (4.8" x 3.6" x 2.9") 132 x 97 x 81mm (5.2" x 3.8" x 3.2")
DXO scores
DXO Overall score not tested 74
DXO Color Depth score not tested 23.4
DXO Dynamic range score not tested 12.6
DXO Low light score not tested 717
Other
Battery life 410 images 560 images
Battery type Battery Pack Battery Pack
Battery model D-LI109 NP-FM500H
Self timer Yes (2 or 12 secs) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots Single Single
Launch price $581 $700