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Compare 3 products

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Pentax K-1 Digital Camera
Pentax K-1
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Sony a7 Digital Camera
Sony a7
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Sony SLT-A77 Digital Camera
Sony SLT-A77
Available colors
Editiorial reviews
32
4.3 out of 5
12 user ratings
5 stars
50 %
4 stars
50 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
47
4.4 out of 5
21 user ratings
5 stars
57 %
4 stars
42 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
35
4.3 out of 5
17 user ratings
5 stars
47 %
4 stars
52 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
40
4.1 out of 5
40 user ratings
5 stars
27 %
4 stars
55 %
3 stars
17 %
2 stars
0 %
1 stars
0 %
39
4.2 out of 5
39 user ratings
5 stars
46 %
4 stars
30 %
3 stars
23 %
2 stars
0 %
1 stars
0 %
42
4.1 out of 5
42 user ratings
5 stars
30 %
4 stars
50 %
3 stars
16 %
2 stars
2 %
1 stars
0 %

Sensor

Sensor typeCMOSExmor CMOSCMOS
Image sensor formatFull frameFull frameAPS-C
Sensor size1.41 in1.41 in0.93 in
Sensor photo detectors37.0 Mpx25.0 Mpx25.0 Mpx
Effective pixels36.0 Mpx24.0 Mpx24.0 Mpx
Image ratio w:h3:23:2
  • 3:2
  • 16:9
Max resolution7360 x 4912 px6000 x 4000 px6000 x 4000 px
Other resolutions
N/A
  • 6000x3376
  • 3936x2624
  • 3936x2216
  • 3008x1688
  • 3008x2000
  • 6000x3376
  • 4240x2832
  • 4240x2400
  • 3008x2000
  • 3008x1688
Processor
N/A
BIONZ XBIONZ

Image

ISO
  • 100
  • 200
  • 400
  • 800
  • 1600
  • 3200
  • 6400
  • 12800
  • 25600
  • 51200
  • 102400
  • 100
  • 200
  • 6400
  • 25600
  • 100
  • 200
  • 400
  • 800
  • 1600
  • 3200
  • 6400
  • 12800
ISO Autoyes
N/A
yes
ISO minimum10050100
ISO maximum2048002560025600
Maximum image resolution7360 x 4912 px6000 x 4000 px6000 x 4000 px
White balance presets8108
White balance modes
  • Cloudy
  • Daylight
  • Flash
  • Fluorescent
  • Shade
  • Tungsten
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Flash
  • Fluorescent
  • Fluorescent H
  • Fluorescent L
  • Incandescent
  • Shade
  • Underwater
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
Custom white balanceyesyesyes
Supported image file formats
  • DNG
  • EXIF
  • JPEG
  • RAW
  • EXIF
  • JPEG XR
  • JPG
  • RAW
  • JPG
  • RAW
Photo effects
  • Muted
  • Neutral
  • Vivid
  • Neutral
  • Sepia
  • Black&White
  • Neutral
  • Sepia
  • Vivid
Image stabilizeryesnono
Image stabilization typeSensor-shiftNoSensor-shift
Uncompressed formatRAWRAWRAW
HDRyesyesno
AEB/HDR supportyesyesyes
Boosted ISO minimum
N/A
5050
Supported aspect ratios
N/A
3:2
  • 3:2
  • 16:9
Boosted ISO maximum
N/A
N/A
25600

Optics and focus

Lens mount
  • Pentax KA
  • Pentax KAF
  • Pentax KAF2
  • Pentax KAF3
Sony E-mountSony A
Magnification (Crop factor)1.0 x0.71 x1.5 x
AF assist (auto-focus assist light)LampLampLamp
Focus adjustmentAutoManualAuto/Manual
Contrast autofocusyesyesno
Brightness adjustmentyes
N/A
yes
Autofocus in recording modeyesyesyes
Autofocus
  • Continuous Auto Focus
  • Single Auto Focus
  • Centre weighted Auto Focus
  • Continuous Auto Focus
  • Contrast Detection Auto Focus
  • Flexible Spot Auto Focus
  • Continuous Auto Focus
  • Single Auto Focus
Manual focusyesyesyes
Auto Focus (AF) points selectionAutoAutoAuto
Number of focus points332579
Max number of AF points (incl. assistant)3311719
Image stabiliserBuilt-inOpticalBuilt-in
Phase detection autofocusyesyesyes
Digital zoom
N/A
8.0 x2.0 x
Maximum aperture
N/A
223.5
Auto Focus (AF) lock
N/A
yesyes
Auto Focus (AF) assist beam
N/A
yesyes
Filter diameter
N/A
2.17 in2.44 in
Number of AF points (contrast)
N/A
25
N/A
Saturation adjustment
N/A
N/A
yes
Focal length multiplier
N/A
N/A
1.5x

Screen and viewfinder

Screen size3.2 in3.0 in3.0 in
Articulated LCDyesyesyes
Screen technologyLCDLCDLCD
Display aspect ratio3:2
N/A
N/A
Screen dots10370001230000921000
Touch screennoyesno
Field of view100.0 %100.0 %100.0 %
Live viewyesyesyes
Viewfinder
Optical
ElectronicElectronic
Viewfinder coverage100.0 %100.0 %100.0 %
Viewfinder magnification0.7 x0.71 x1.09 x
Dioptre correctionyes
N/A
yes
Diopter adjustment (D-D)-3.5 - 1.2-4 - 34 - 3
Separate info displayyesnoyes
Flip-out screenyes
N/A
N/A
Viewfinder screen size
N/A
0.5 in0.5 in
Viewfinder resolution
N/A
2359296.0 px2359000.0 px
Second display
N/A
nono

Photography features

Camera shutter type
  • Electronic
  • Mechanical
ElectronicElectronic
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 exposures333
Exposure compensation plus555
Exposure compensation minus-5-5-5
Expousure compensation steps
  • 1/3
  • 1/2
  • 1/3
  • 1/2
  • 1/3
  • 1/2
Auto exposure lockyesyesyes
AE EV steps
  • 1/3
  • 1/2
  • 1/3
  • 1/2
  • 2/3
  • 1
  • 2
  • 1/3
  • 1/2
  • 2/3
  • 1
Continuous shootingyesyesyes
Self-timer delay
  • 2
  • 12
3.0 s
  • 2
  • 10
Histogramyesyesyes
AE frames
  • 2
  • 3
  • 5
  • 3
  • 5
  • 3
  • 5
Subject / scene modesnoyesyes
Flash sync speed1/200s1/250s1/250s
Built-in flashnoyesyes
Flash modes
  • Auto
  • Redeye Reduction
  • Slow Sync
  • Auto
  • Fill-in
  • Flash OFF
  • Flash ON
  • High-speed Sync
  • Pre-flash
  • Redeye Reduction
  • Slow Sync
  • Auto
  • Fill-in
  • Redeye Reduction
  • Slow Sync
External flash connection
  • Hot shoe
  • PC terminal
Hot shoe
  • Hot shoe
  • PC terminal
Flash metering systemP-TTLTTL
N/A
External flashyesyesyes
Continuous drive4.4 fps5.0 fps12.0 fps
Scene modes
  • Landscape
  • Portrait
  • Portrait
  • Sunset
  • Night portrait
  • Landscape
  • Night landscape
  • 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
  • custom
  • 2
  • 10
  • 2
  • 10
Speed (JPEG)4.4 fps5.0 fps8.0 fps
Speed (RAW)4.4 fps5.0 fps8.0 fps
Exposure bracketing0.3 - 1.0±EV0.3 - 2.0±EV0.3 - 3.0±EV
Shooting modes
N/A
  • Aperture priority
  • Auto
  • Manual
  • Movie
  • Program
  • Scene
  • Sensitivity priority
  • Shutter priority
  • Movie
  • Scene
Maximum shutter speed (electronic)
N/A
1/8000 sec
N/A
WB Bracketing
N/A
YesYes
Face detection
N/A
yes
N/A
Flash range
N/A
N/A
12
3D support
N/A
N/A
yes

Videography features

Maximum resolution1920 x 1080 px1920 x 1080 px1920 x 1080 px
Video recordingyesyesyes
Recording resolutions
  • 1280 x 720
  • 1920 x 1080
  • 640 x 480
  • 1280 x 720
  • 1440 x 1080
  • 1920 x 1080
  • 640 x 480
  • 1440 x 1080
  • 1920 x 1080
HD typeFull HDFull HDFull HD
Supported video file formats
  • AVC
  • H.264
  • MOV
  • MPEG-4
  • AVC
  • AVCHD
  • H.264
  • MP4
  • MPEG-4
  • AVCHD
  • H.264
  • MP4
  • MPEG-4
Max resolution (highest frame rate)1920 x 10801920 x 10801920 x 1080
Max frame rate (highest resolution)30.0 fps60.0 fps50.0 fps
Max frame rate (regardless of res.)60.0 fps60.0 fps50.0 fps
Motion JPEG frame rate60.0 fps30.0 fps25.0 fps
Analog signal format system
N/A
  • NTSC
  • PAL
NTSC
Camera playback
N/A
  • Highlights
  • Movie
  • Single image
  • Slide show
  • Movie
  • Single image

Audio features

Built-in microphoneyesyesyes
Microphone typeStereoStereoStereo
Speaker typeMonoMonoMono
Voice recordingyesyesyes
Wind filteryes
N/A
N/A
Noise reductionyesyesyes
Built-in speakers
N/A
yesyes
Audio system
N/A
StereoMono
Supported audio file formats
N/A
AACAAC

Design

Body typeSLRMILCSLR
Body materialAluminum-magnesiumMagnesium alloyAluminum-magnesium
Colour of product
  • Black
  • Silver
BlackBlack
Anti-dust systemyesyesyes
Environmentally sealedyesyesyes

Dimensions

Weight32.63 oz14.67 oz22.82 oz
Width5.37 in5.0 in5.61 in
Height4.33 in3.72 in4.1 in
Depth3.37 in1.9 in3.19 in

Storage

Compatible memory cards
  • SD
  • SDHC
  • SDXC
  • MS Pro Duo
  • MS Pro-HG Duo
  • MS XC-HG Duo
  • SD
  • SDHC
  • SDXC
  • MS Pro Duo
  • MS Pro-HG Duo
  • MS Pro-HG Duo HX
  • SD
  • SDHC
  • SDXC
Memory slots211
Storage types
  • Dual SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • Memory Stick Pro Duo
  • Memory Stick Duo
  • Memory Stick Pro-HG Duo
  • SD
  • SDHC
  • SDXC
  • Memory Stick Pro Duo
  • Memory Stick Pro-HG Duo
Camera file system
  • DCF 2.0
  • Exif 2.3
  • DPOF 1.1
  • Exif 2.3
  • RAW
  • DCF 2.0
  • Exif 2.3
  • RAW
Dual memory card slots
N/A
yesyes

Power

Power source typeBattery
  • AC
  • Battery
Battery
Battery life (CIPA)760270530
Battery technology
Lithium-Ion
Lithium-Ion
Lithium
AC adapter includedYyesyes
Number of batteries supported
N/A
11
Battery capacity
N/A
N/A
1650.0 mAh
Battery level indicator
N/A
N/A
yes
Battery voltage
N/A
N/A
7.2 V
On/off switch
N/A
N/A
yes

Connectivity

HDMIyesyesyes
HDMI connector typeMicroMicroMicro
USB portyes
N/A
N/A
USB connector typeMicro-USB BMicro-USB B
N/A
USB version2.02.02.0
Headphone portyesyes
N/A
Microphone portyesyesyes
WirelessBuilt-InBuilt-InEye-Fi Connected
Supported WiFi types
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
N/A
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
Remote controlyesyesyes
PictBridgenonono
NFCnoyesyes
Wireless network (Wi-Fi)yesyesyes
Bluetoothno
N/A
no
Firewirenonono
DC-in jack
N/A
yesyes
HDMI ports quantity
N/A
N/A
1

Other features

Timelapse recordingyesno
N/A
GPSyesnoyes
Orientation sensoryesyesyes
Electronic compassyes
N/A
N/A
Languages supportMulti
N/A
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • GRE
  • HUN
  • ITA
  • NOR
  • POL
  • POR
  • RUS
  • SWE
  • TUR
On Screen Display (OSD) languages
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • GRE
  • HUN
  • ITA
  • POL
  • POR
  • RUS
  • SWE
  • TUR
N/A
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • GRE
  • HUN
  • ITA
  • NOR
  • POL
  • POR
  • RUS
  • SWE
  • TUR
Image editing modes
  • Crop
  • Resizing
  • Rotating
N/A
Rotating
Energy Star certified
N/A
nono
Album organization
N/A
N/A
yes
Frame
N/A
N/A
yes
Tripod mounting supported
N/A
N/A
yes

Often compared with Pentax K-1

Often compared with Sony a7

Often compared with Sony SLT-A77