We and our partners use cookies to give you the best online experience, including to personalise advertising and content. Data about your interaction with this site and the ads shown to you may be shared with companies involved in the delivery and/or personalisation of ads on this site and elsewhere online.

Compare 5 products

Close
Pentax K-1 Digital Camera
Pentax K-1
Close
Sony a7 Digital Camera
Sony a7
Close
Sony a7R Digital Camera
Sony a7R
Close
Sony a99 Digital Camera
Sony a99
Close
Sony SLT-A77 Digital Camera
Sony SLT-A77
Available colors

Sensor

Sensor typeCMOSExmor CMOSCMOSCMOSCMOS
Image sensor formatFull frameFull frameAPS-CFull frameAPS-C
Sensor size1.41 in1.41 in1.41 in1.41 in0.93 in
Sensor photo detectors37.0 Mpx25.0 Mpx37.0 Mpx25.0 Mpx25.0 Mpx
Effective pixels36.0 Mpx24.0 Mpx36.0 Mpx24.0 Mpx24.0 Mpx
Image ratio w:h3:23:2
  • 3:2
  • 16:9
  • 3:2
  • 16:9
  • 3:2
  • 16:9
Max resolution7360 x 4912 px6000 x 4000 px7360 x 4912 px6000 x 4000 px6000 x 4000 px
Other resolutions
N/A
  • 6000x3376
  • 3936x2624
  • 3936x2216
  • 3008x1688
  • 3008x2000
  • 7360x4144
  • 4800x3200
  • 4800x2704
  • 3680x2072
  • 2400x1600
  • 6000x3376
  • 3936x2624
  • 3936x2216
  • 2640x1760
  • 2640x1488
  • 6000x3376
  • 4240x2832
  • 4240x2400
  • 3008x2000
  • 3008x1688
Processor
N/A
BIONZ XBIONZ XBIONZBIONZ

Image

ISO
  • 100
  • 200
  • 400
  • 800
  • 1600
  • 3200
  • 6400
  • 12800
  • 25600
  • 51200
  • 102400
  • 100
  • 200
  • 6400
  • 25600
  • 100
  • 125
  • 160
  • 200
  • 250
  • 320
  • 400
  • 500
  • 640
  • 800
  • 1000
  • 1250
  • 1600
  • 2000
  • 2250
  • 2500
  • 3200
  • 4000
  • 5000
  • 6400
  • 8000
  • 10000
  • 12800
  • 16000
  • 25600
  • 100
  • 25600
  • 100
  • 200
  • 400
  • 800
  • 1600
  • 3200
  • 6400
  • 12800
ISO Autoyes
N/A
N/A
N/A
yes
ISO minimum10050100100100
ISO maximum20480025600256002560025600
Maximum image resolution7360 x 4912 px6000 x 4000 px7360 x 4912 px6000 x 4000 px6000 x 4000 px
White balance presets8101088
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
  • Underwater
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
Custom white balanceyesyesyesyesyes
Supported image file formats
  • DNG
  • EXIF
  • JPEG
  • RAW
  • EXIF
  • JPEG XR
  • JPG
  • RAW
  • JPEG
  • RAW
  • JPG
  • RAW
  • JPG
  • RAW
Photo effects
  • Muted
  • Neutral
  • Vivid
  • Neutral
  • Sepia
  • Black&White
  • Neutral
  • Sepia
  • Vivid
  • Neutral
  • Sepia
  • Vivid
  • Black&White
  • Neutral
  • Sepia
  • Vivid
Image stabilizeryesnonoyesno
Image stabilization typeSensor-shiftNoNoSensor-shiftSensor-shift
Uncompressed formatRAWRAWRAWRAWRAW
HDRyesyesyes
N/A
no
AEB/HDR supportyesyesyes
N/A
yes
Boosted ISO minimum
N/A
50505050
Supported aspect ratios
N/A
3:2
  • 3:2
  • 16:9
N/A
  • 3:2
  • 16:9
Boosted ISO maximum
N/A
N/A
N/A
2560025600

Optics and focus

Lens mount
  • Pentax KA
  • Pentax KAF
  • Pentax KAF2
  • Pentax KAF3
Sony E-mountE mountSony ASony A
Magnification (Crop factor)1.0 x0.71 x1.0 x
N/A
1.5 x
AF assist (auto-focus assist light)LampLampLamp
N/A
Lamp
Focus adjustmentAutoManualAuto/Manual
N/A
Auto/Manual
Contrast autofocusyesyesyes
N/A
no
Brightness adjustmentyes
N/A
N/A
N/A
yes
Autofocus in recording modeyesyesyes
N/A
yes
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
  • Continuous Auto Focus
  • Single Auto Focus
  • Continuous Auto Focus
  • Single Auto Focus
Manual focusyesyesyesyesyes
Auto Focus (AF) points selectionAutoAuto
N/A
N/A
Auto
Number of focus points33251171979
Max number of AF points (incl. assistant)33117
N/A
N/A
19
Image stabiliserBuilt-inOpticalLens based only
N/A
Built-in
Phase detection autofocusyesyesno
N/A
yes
Digital zoom
N/A
8.0 x4.0 x4.0 x2.0 x
Maximum aperture
N/A
222.82.83.5
Auto Focus (AF) lock
N/A
yes
N/A
N/A
yes
Auto Focus (AF) assist beam
N/A
yes
N/A
N/A
yes
Filter diameter
N/A
2.17 in1.93 in3.23 in2.44 in
Number of AF points (contrast)
N/A
2525
N/A
N/A
Saturation adjustment
N/A
N/A
N/A
N/A
yes
Focal length multiplier
N/A
N/A
N/A
N/A
1.5x

Screen and viewfinder

Screen size3.2 in3.0 in3.0 in3.0 in3.0 in
Articulated LCDyesyesyesyesyes
Screen technologyLCDLCDLCDLCD TFTLCD
Display aspect ratio3:2
N/A
N/A
N/A
N/A
Screen dots1037000123000012300001229000921000
Touch screennoyesnonono
Field of view100.0 %100.0 %100.0 %100.0 %100.0 %
Live viewyesyesyesyesyes
Viewfinder
Optical
ElectronicElectronicElectronicElectronic
Viewfinder coverage100.0 %100.0 %100.0 %100.0 %100.0 %
Viewfinder magnification0.7 x0.71 x0.71 x0.71 x1.09 x
Dioptre correctionyes
N/A
yes
N/A
yes
Diopter adjustment (D-D)-3.5 - 1.2-4 - 3
N/A
N/A
4 - 3
Separate info displayyesnono
N/A
yes
Flip-out screenyes
N/A
N/A
N/A
N/A
Viewfinder screen size
N/A
0.5 in0.5 in
N/A
0.5 in
Viewfinder resolution
N/A
2359296.0 px2359000.0 px2359000.0 px2359000.0 px
Second display
N/A
no
N/A
N/A
no

Photography features

Camera shutter type
  • Electronic
  • Mechanical
ElectronicElectronicElectronicElectronic
Minimum shutter speed30.0 s30.0 s30.0 s30.0 s30.0 s
Maximum shutter speed1.0 s1.0 s1.0 s1.0 s1.0 s
Shutter priorityyesyesyesyesyes
Aperture priorityyesyesyesyesyes
Manual exposure modeyesyesyesyesyes
Number of exposures333
N/A
3
Exposure compensation plus55555
Exposure compensation minus-5-5-5-5-5
Expousure compensation steps
  • 1/3
  • 1/2
  • 1/3
  • 1/2
  • 1/3
  • 1/2
  • 1/3
  • 1/2
  • 1/3
  • 1/2
Auto exposure lockyesyes
N/A
N/A
yes
AE EV steps
  • 1/3
  • 1/2
  • 1/3
  • 1/2
  • 2/3
  • 1
  • 2
  • 1/3
  • 1/2
  • 2/3
  • 1
  • 2
  • 1/3
  • 1/2
  • 2/3
  • 1
  • 2
  • 1/3
  • 1/2
  • 2/3
  • 1
Continuous shootingyesyesyes
N/A
yes
Self-timer delay
  • 2
  • 12
3.0 s
  • 2
  • 10
  • 2
  • 10
  • 2
  • 10
Histogramyesyesyes
N/A
yes
AE frames
  • 2
  • 3
  • 5
  • 3
  • 5
  • 3
  • 5
  • 3
  • 5
  • 3
  • 5
Subject / scene modesnoyesyesnoyes
Flash sync speed1/200s1/250s1/160s
N/A
1/250s
Built-in flashnoyesnonoyes
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
  • Flash OFF
  • Pre-flash
  • Redeye Reduction
  • Auto
  • Pre-flash
  • Redeye Reduction
  • Slow Sync
  • Auto
  • Fill-in
  • Redeye Reduction
  • Slow Sync
External flash connection
  • Hot shoe
  • PC terminal
Hot shoeHot shoe
N/A
  • Hot shoe
  • PC terminal
Flash metering systemP-TTLTTLTTL
N/A
N/A
External flashyesyesyesyesyes
Continuous drive4.4 fps5.0 fps4.0 fps6.0 fps12.0 fps
Scene modes
  • Landscape
  • Portrait
  • Portrait
  • Sunset
  • Night portrait
  • Landscape
  • Night
  • Night portrait
  • Portrait
  • Sports
  • Sunset
  • Landscape
  • Portrait
  • Sunset
  • Landscape
  • Night landscape
  • Portrait
  • Sunset
  • Landscape
Self-timeryesyesyesyesyes
Metering modes
  • Multi
  • Center-weighted
  • Spot
  • Multi
  • Center-weighted
  • Spot
  • Multi
  • Center-weighted
  • Spot
  • Multi
  • Center-weighted
  • Spot
  • Multi
  • Center-weighted
  • Spot
Manual settingsyesyesyes
N/A
yes
Self-timer options
  • 2
  • 12
  • custom
  • 2
  • 10
  • 2
  • 10
  • 2
  • 10
  • 2
  • 10
Speed (JPEG)4.4 fps5.0 fps4.0 fps
N/A
8.0 fps
Speed (RAW)4.4 fps5.0 fps4.0 fps
N/A
8.0 fps
Exposure bracketing0.3 - 1.0±EV0.3 - 2.0±EV0.3 - 2.0±EV
N/A
0.3 - 3.0±EV
Shooting modes
N/A
  • Aperture priority
  • Auto
  • Manual
  • Movie
  • Program
  • Scene
  • Sensitivity priority
  • Shutter priority
N/A
N/A
  • Movie
  • Scene
Maximum shutter speed (electronic)
N/A
1/8000 sec
N/A
N/A
N/A
WB Bracketing
N/A
YesYesYesYes
Face detection
N/A
yes
N/A
N/A
N/A
Flash range
N/A
N/A
N/A
N/A
12
3D support
N/A
N/A
N/A
N/A
yes

Videography features

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

Audio features

Built-in microphoneyesyesyes
N/A
yes
Microphone typeStereoStereoStereoStereoStereo
Speaker typeMonoMonoMonoMonoMono
Voice recordingyesyes
N/A
N/A
yes
Wind filteryes
N/A
N/A
N/A
N/A
Noise reductionyesyes
N/A
N/A
yes
Built-in speakers
N/A
yes
N/A
N/A
yes
Audio system
N/A
StereoStereo
N/A
Mono
Supported audio file formats
N/A
AAC
N/A
N/A
AAC

Design

Body typeSLRMILCMILCSLRSLR
Body materialAluminum-magnesiumMagnesium alloyAluminum-magnesium
N/A
Aluminum-magnesium
Colour of product
  • Black
  • Silver
BlackBlackBlackBlack
Anti-dust systemyesyesyes
N/A
yes
Environmentally sealedyesyesyesyesyes

Dimensions

Weight32.63 oz14.67 oz14.36 oz25.86 oz22.82 oz
Width5.37 in5.0 in5.0 in5.79 in5.61 in
Height4.33 in3.72 in3.72 in4.38 in4.1 in
Depth3.37 in1.9 in1.9 in3.09 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 XC-HG Duo
  • SD
  • SDHC
  • SDXC
  • MS Pro Duo
  • MS Pro-HG
  • SD
  • SDHC
  • SDXC
  • MS Pro Duo
  • MS Pro-HG Duo
  • MS Pro-HG Duo HX
  • SD
  • SDHC
  • SDXC
Memory slots21
N/A
N/A
1
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 Duo
  • Memory Stick Pro-HG Duo
  • Memory Stick Pro Duo
  • Memory Stick Pro-HG Duo
  • SD
  • SDHC
  • SDXC
  • 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
N/A
N/A
  • DCF 2.0
  • Exif 2.3
  • RAW
Dual memory card slots
N/A
yesyes
N/A
yes

Power

Power source typeBattery
  • AC
  • Battery
BatteryBatteryBattery
Battery life (CIPA)760270340500530
Battery technology
Lithium-Ion
Lithium-Ion
Lithium
Lithium-Ion
Lithium
AC adapter includedYyesyes
N/A
yes
Number of batteries supported
N/A
1
N/A
N/A
1
Battery capacity
N/A
N/A
1080.0 mAh
N/A
1650.0 mAh
Battery voltage
N/A
N/A
7.2 V
N/A
7.2 V
Battery level indicator
N/A
N/A
N/A
N/A
yes
On/off switch
N/A
N/A
N/A
N/A
yes

Connectivity

HDMIyesyesyesyesyes
HDMI connector typeMicroMicroMicro
N/A
Micro
USB portyes
N/A
N/A
N/A
N/A
USB connector typeMicro-USB BMicro-USB BMicro-USB BMini-USB B
N/A
USB version2.02.02.02.02.0
Headphone portyesyesyes
N/A
N/A
Microphone portyesyesyesyesyes
WirelessBuilt-InBuilt-InBuilt-In
N/A
Eye-Fi Connected
Supported WiFi types
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
N/A
N/A
N/A
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
Remote controlyesyesyesyesyes
PictBridgenono
N/A
N/A
no
NFCnoyesyes
N/A
yes
Wireless network (Wi-Fi)yesyesyes
N/A
yes
Bluetoothno
N/A
no
N/A
no
Firewirenonono
N/A
no
DC-in jack
N/A
yes
N/A
N/A
yes
HDMI ports quantity
N/A
N/A
N/A
N/A
1

Other features

Timelapse recordingyesnonono
N/A
GPSyesnonoyesyes
Orientation sensoryesyesyesyesyes
Electronic compassyes
N/A
N/A
N/A
N/A
Languages supportMulti
N/A
N/A
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
N/A
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • GRE
  • HUN
  • ITA
  • NOR
  • POL
  • POR
  • RUS
  • SWE
  • TUR
  • 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
N/A
N/A
Rotating
Energy Star certified
N/A
nononono
Album organization
N/A
N/A
N/A
N/A
yes
Frame
N/A
N/A
N/A
N/A
yes
Tripod mounting supported
N/A
N/A
N/A
N/A
yes

Often compared with Pentax K-1

Pentax K-1 Digital Camera
Nikon D610
PentaxK-1
NikonD610
Pentax K-1 Digital Camera
Pentax K-1 Mark II
PentaxK-1
PentaxK-1 Mark II
Pentax K-1 Digital Camera
Sony a7
PentaxK-1
Sonya7
Pentax K-1 Digital Camera
Sony a7 III
PentaxK-1
Sonya7 III
Pentax K-1 Digital Camera
Nikon Z6
PentaxK-1
NikonZ6
Pentax K-1 Digital Camera
Sony a7 II
PentaxK-1
Sonya7 II
Pentax K-1 Digital Camera
Nikon D850
PentaxK-1
NikonD850
Pentax K-1 Digital Camera
Nikon D800
PentaxK-1
NikonD800

Often compared with Sony a7

Sony a7 Digital Camera
Sony a6400
Sonya7
Sonya6400
Sony a7 Digital Camera
Sony a7 II
Sonya7
Sonya7 II
Sony a7 Digital Camera
Nikon Z6
Sonya7
NikonZ6
Sony a7 Digital Camera
Sony a7R
Sonya7
Sonya7R
Sony a7 Digital Camera
Sony a7S
Sonya7
Sonya7S
Sony a7 Digital Camera
Fujifilm X-T1
Sonya7
FujifilmX-T1
Sony a7 Digital Camera
Nikon D610
Sonya7
NikonD610
Sony a7 Digital Camera
Pentax K-1
Sonya7
PentaxK-1

Often compared with Sony a7R

Sony a7R Digital Camera
Sony a7S
Sonya7R
Sonya7S
Sony a7R Digital Camera
Sony a7
Sonya7R
Sonya7
Sony a7R Digital Camera
Nikon D750
Sonya7R
NikonD750
Sony a7R Digital Camera
Nikon Z6
Sonya7R
NikonZ6
Sony a7R Digital Camera
Sony a7 III
Sonya7R
Sonya7 III
Sony a7R Digital Camera
Nikon D850
Sonya7R
NikonD850
Sony a7R Digital Camera
Nikon D800
Sonya7R
NikonD800
Sony a7R Digital Camera
Nikon D800E
Sonya7R
NikonD800E

Often compared with Sony a99

Sony a99 Digital Camera
Sony SLT-A77
Sonya99
SonySLT-A77
Sony a99 Digital Camera
Nikon D800E
Sonya99
NikonD800E
Sony a99 Digital Camera
Nikon D800
Sonya99
NikonD800

Often compared with Sony SLT-A77

Sony SLT-A77 Digital Camera
Sony a6000
SonySLT-A77
Sonya6000
Sony SLT-A77 Digital Camera
Sony a99
SonySLT-A77
Sonya99
Sony SLT-A77 Digital Camera
Sony a7
SonySLT-A77
Sonya7
Sony SLT-A77 Digital Camera
Nikon D7100
SonySLT-A77
NikonD7100
Sony SLT-A77 Digital Camera
Nikon D5300
SonySLT-A77
NikonD5300
Sony SLT-A77 Digital Camera
Nikon D300S
SonySLT-A77
NikonD300S
Sony SLT-A77 Digital Camera
Nikon D7000
SonySLT-A77
NikonD7000
Sony SLT-A77 Digital Camera
Nikon D7200
SonySLT-A77
NikonD7200