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Compare 3 products

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Pentax K-S1 Digital Camera
Pentax K-S1
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Pentax K-S2 Digital Camera
Pentax K-S2
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Sony SLT-A37 Digital Camera
Sony SLT-A37
Available colors
Editiorial reviews
20
3.9 out of 5
10 user ratings
5 stars
20 %
4 stars
70 %
3 stars
10 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
23
4.0 out of 5
16 user ratings
5 stars
37 %
4 stars
56 %
3 stars
0 %
2 stars
6 %
1 stars
0 %
Read editorial reviews
16
4.2 out of 5
7 user ratings
5 stars
42 %
4 stars
42 %
3 stars
14 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
40
4.1 out of 5
40 user ratings
5 stars
35 %
4 stars
35 %
3 stars
30 %
2 stars
0 %
1 stars
0 %
42
4.2 out of 5
42 user ratings
5 stars
33 %
4 stars
50 %
3 stars
16 %
2 stars
0 %
1 stars
0 %
34
4.1 out of 5
34 user ratings
5 stars
35 %
4 stars
44 %
3 stars
20 %
2 stars
0 %
1 stars
0 %

Sensor

Sensor typeCMOSCMOSCMOS
Image sensor formatAPS-CAPS-CAPS-C
Sensor size0.93 in0.93 in0.92 in
Sensor photo detectors20.0 Mpx20.0 Mpx17.0 Mpx
Effective pixels20.0 Mpx20.0 Mpx16.0 Mpx
Image ratio w:h3:23:2
  • 3:2
  • 16:9
Max resolution5472 x 3648 px5472 x 3648 px4912 x 3264 px
Other resolutions
  • 4224x2816
  • 3456x2304
  • 3072x2448
  • 1920x1080
  • 4224x2816
  • 3072x2048
  • 1920x1280
  • 4912x2760
  • 3568x2368
  • 3568x2000
  • 2448x1624
  • 2448x1376
ProcessorPRIME MIIPRIME MII
N/A

Image

ISO
  • 100
  • 51200
Auto
  • 100
  • 16000
ISO Autoyesyesyes
ISO minimum100100100
ISO maximum512005120016000
Maximum image resolution5472 x 3648 px5472 x 3648 px4912 x 3264 px
White balance presets9106
White balance modes
  • Auto
  • Cloudy
  • Daylight
  • Flash
  • Fluorescent
  • Manual
  • Shade
  • Tungsten
  • Auto
  • Cloudy
  • Daylight
  • Fluorescent
  • Manual
  • Shade
  • Tungsten
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
Custom white balanceyesyesyes
Supported image file formats
  • PEF
  • DNG
  • JPG
  • RAW
  • DNG
  • EXIF
  • JPG
  • PEF
  • RAW
  • JPG
  • RAW
Photo effects
  • Black&White
  • Fader
  • Pastel
  • Black&White
  • Pastel
Vivid
Image stabilizeryesnoyes
Image stabilization typeSensor-shiftSensor-shiftSensor-shift
Image stabilization axis3-axis
N/A
N/A
Uncompressed formatRAWRAWRAW
HDRyesyesyes
AEB/HDR supportyesyesyes
Boosted ISO maximum
N/A
N/A
25600
Supported aspect ratios
N/A
N/A
16:9

Optics and focus

Lens mountPentax KAF2
  • Pentax KA
  • Pentax KAF
  • Pentax KAF2
  • Pentax KAF3
Sony A
Optical zoom11.0 x
N/A
N/A
Magnification (Crop factor)1.5 x1.5 x1.5 x
Maximum aperture3.5323.5
AF assist (auto-focus assist light)Lamp
N/A
Flash
Focus adjustmentAutoAuto/ManualAuto/Manual
Contrast autofocusyesyesno
Saturation adjustmentyesyes
N/A
Brightness adjustmentyesyesyes
Autofocus in recording modeyesyesyes
Focal length multiplier1.5x1.5x1.5x
Autofocus
  • Continuous Auto Focus
  • Face detection
  • Single Auto Focus
Continuous Auto Focus
  • Continuous Auto Focus
  • Single Auto Focus
  • Spot Auto Focus
Manual focusyesyesyes
Auto Focus (AF) assist beamyesyesyes
Number of focus points111115
Max number of AF points (incl. assistant)111115
Image stabiliserBuilt-inBuilt-inBuilt-in
Filter diameter2.44 in
N/A
2.17 in
Phase detection autofocusyesyesyes
Number of AF points (contrast)11
N/A
N/A
Contrast adjustment
N/A
yes
N/A
Auto Focus (AF) lock
N/A
yesyes
Digital zoom
N/A
N/A
2.0 x

Screen and viewfinder

Screen size3.0 in3.0 in2.7 in
Articulated LCDnoyesyes
Screen technologyLCD TFTLCD TFTLCD TFT
Screen dots921000921000230400
Touch screennonono
Field of view100.0 %100.0 %100.0 %
Live viewyesyesyes
Viewfinder
Optical
ElectronicElectronic
Viewfinder coverage100.0 %100.0 %100.0 %
Viewfinder magnification0.95 x0.95 x16.0 x
Dioptre correctionyesyesyes
Diopter adjustment (D-D)2.5 - 1.52.5 - 1.5
N/A
Eye relief0.88 in0.81 in
N/A
Separate info displaynonono
Second displayno
N/A
no
Display aspect ratio
N/A
3:2
N/A
Viewfinder screen size
N/A
N/A
0.46 in
Viewfinder resolution
N/A
N/A
1440000.0 px

Photography features

Shooting modes
  • Sensitivity priority
  • Aperture priority
  • Auto
  • Movie
  • Scene
  • Shutter priority
  • Aperture priority
  • Auto
  • Manual
  • Sensitivity priority
  • Shutter priority
N/A
Camera shutter typeElectronicElectronicElectronic
Minimum shutter speed30.0 s30.0 s30.0 s
Maximum shutter speed1.0 s1.0 s1.0 s
Shutter priorityyesyesyes
Aperture priorityyesyesyes
Manual exposure modeyesyesyes
Number of exposures313
Exposure compensation plus553
Exposure compensation minus-5-5-3
Expousure compensation steps
  • 1/3
  • 1/2
  • 1/3
  • 1/2
1/3
Auto exposure lockyesyesyes
AE EV steps
  • 1/3
  • 1/2
  • 1
  • 2
  • 1/3
  • 2/3
Continuous shootingyesyesyes
Self-timer delay
  • 2
  • 12
  • 2
  • 3
  • 12
  • 2
  • 10
Histogramyesyesyes
AE frames333
WB BracketingNo
N/A
Yes
Subject / scene modesyesyesyes
Flash sync speed1/180s1/180s1/160s
Built-in flashyesyesyes
Flash range101212
Flash modes
  • Auto
  • Flash ON
  • Manual
  • Redeye Reduction
  • Slow Sync
  • Auto
  • Flash ON
  • High-speed Sync
  • Manual
  • Redeye Reduction
  • Slow Sync
  • Auto
  • Fill-in
  • Pre-flash
  • Redeye Reduction
  • Second-curtain Sync
  • Slow Sync
External flash connectionHot shoeHot shoeHot shoe
Flash metering systemP-TTLP-TTL
TTL
External flashyesyesyes
Continuous drive5.4 fps5.4 fps5.5 fps
Scene modes
  • Backlight
  • Candlelight
  • Children
  • Museum
  • Night
  • Night portrait
  • Pet
  • Portrait
  • Snow
  • Sunset
  • Surf
  • Landscape
  • Night portrait
  • Pet
  • Portrait
  • Sunset
  • Landscape
  • Panorama
  • Portrait
  • Sunset
  • Landscape
Self-timeryesyesyes
Metering modes
  • Multi
  • Center-weighted
  • Spot
  • Multi
  • Center-weighted
  • Spot
  • Multi
  • Center-weighted
  • Spot
Manual settingsyesyesyes
Self-timer options
  • 2
  • 12
  • 2
  • 12
  • 2
  • 10
Speed (JPEG)5.4 fps5.4 fps5.5 fps
Speed (RAW)5.4 fps5.4 fps5.5 fps
Exposure bracketing0.3 - 0.5±EV
N/A
N/A
3D support
N/A
N/A
yes

Videography features

Maximum resolution1920 x 1080 px1920 x 1080 px1920 x 1080 px
Video recordingyesyesyes
Recording resolutions1920.0 px
  • 1280 x 720
  • 1920 x 1080
  • 1440 x 1080
  • 1920 x 1080
HD typeFull HDFull HDFull HD
Supported video file formats
  • AVC
  • AVI
  • H.264
  • M-JPEG
  • MOV
  • MPEG-4
  • RAW
  • AVC
  • H.264
  • MPEG-4
  • AVCHD
  • MP4
Analog signal format system
  • NTSC
  • PAL
N/A
N/A
Camera playback
  • Single image
  • Slide show
  • Movie
  • Single image
  • Slide show
Single image
Max resolution (highest frame rate)1280 x 7201280 x 7201920 x 1080
Max frame rate (highest resolution)30.0 fps30.0 fps25.0 fps
Max frame rate (regardless of res.)60.0 fps60.0 fps50.0 fps
Motion JPEG frame rate60.0 fps50.0 fps25.0 fps

Audio features

Built-in microphoneyesyesyes
Microphone typeStereoStereoStereo
Speaker typeMonoMonoMono
Voice recordingyesyesyes
Audio systemStereo
N/A
N/A
Noise reductionyes
N/A
N/A
Supported audio file formats
N/A
N/A
  • AAC
  • AC3

Design

Body typeSLRSLRSLR
Body materialPlasticPolycarbonatePlastic
Colour of product
  • Beige
  • Black
  • Black,Orange
  • Black,Silver
  • Blue
  • Blue,White
  • Brown
  • Gold
  • Grey
  • Lime,White
  • Pink,White
  • Purple
  • White
  • Beige
  • Black
  • Black,Grey
  • Black,Orange
  • Black,Pink
  • Black,White
  • Brown,Grey
  • Grey
  • Lime,White
  • White
Black
Anti-dust systemyesyesyes
Environmentally sealednoyesno

Dimensions

Weight17.57 oz21.8 oz14.64 oz
Width4.72 in4.82 in4.9 in
Height3.64 in3.58 in3.62 in
Depth2.74 in2.85 in3.33 in

Storage

Compatible memory cards
  • FLU
  • Eye-Fi
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • MS Pro Duo
  • MS Pro-HG Duo
  • SD
  • SDHC
  • SDXC
Storage types
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • Memory Stick Pro Duo
  • Memory Stick Pro-HG Duo
Camera file system
  • DCF 2.0
  • Exif 2.3
  • RAW
  • DCF 2.0
  • Exif 2.3
  • DCF 2.0
  • DPOF 1.1
  • Exif 2.3
  • MPF
  • RAW
Memory slots
N/A
1
N/A
Dual memory card slots
N/A
N/A
yes

Power

Power source typeBatteryBatteryBattery
Battery life (CIPA)480480500
Battery technology
Lithium-Ion
Lithium-Ion
Lithium
Number of batteries supported111
Battery level indicator
N/A
N/A
yes
Battery voltage
N/A
N/A
7.2 V

Connectivity

HDMIyesyesyes
USB connector typeMicro-USB BMicro-USB B
N/A
USB version2.02.02.0
Headphone portnono
N/A
Microphone portyesno
N/A
WirelessEye-Fi ConnectedBuilt-InEye-Fi Connected
Remote controlyesyesyes
NFCnoyesno
Wireless network (Wi-Fi)noyesno
Firewirenonono
HDMI connector type
N/A
MicroMini
HDMI ports quantity
N/A
N/A
1
DC-in jack
N/A
N/A
yes
PictBridge
N/A
N/A
no

Other features

GPSyesnono
Orientation sensoryesyesyes
Energy Star certifiednonono
Languages support
  • DAN
  • DEU
  • DUT
  • ENG
  • FIN
  • FRE
  • GRE
  • HUN
  • ITA
  • POL
  • POR
  • RUS
  • SWE
  • TUR
  • CHI
  • CHI
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • GRE
  • HUN
  • ITA
  • JPN
  • KOR
  • POL
  • POR
  • RUS
  • SWE
N/A
Image editing modes
  • Crop
  • Resizing
  • Rotating
N/A
Rotating
Timelapse recording
N/A
yes
N/A
On Screen Display (OSD) languages
N/A
N/A
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • GRE
  • HUN
  • ITA
  • NOR
  • POL
  • POR
  • RUS
  • SWE
  • TUR

Often compared with Pentax K-S1

Often compared with Pentax K-S2

Often compared with Sony SLT-A37