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Compare 4 products

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Nikon D800 Digital Camera
Nikon D800
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Nikon D810A Digital Camera
Nikon D810A
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Pentax K-1 Digital Camera
Pentax K-1
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Sony a7 III Digital Camera
Sony a7 III
Available colors
Editiorial reviews
17
4.5 out of 5
7 user ratings
5 stars
71 %
4 stars
28 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
5
5 editorial reviews
Nikon D810A is a 36.0MP Advanced DSLR camera with a Full frame sized CMOS sensor and Nikon F mount. Read our D810A review to find its pros and cons.Read more
In May of 2015 Nikon provided me with their brand new D810A to give it a workout for landscape astrophotography. I wrote an article for their Image Chaser blog, and this is my personal review of the camera The Short Answer In my experience the D810A matches the high ISO performance of the D750.  The [Read More]Read more
Has Nikon introduced an astrophotographer's dream machine in the new D810A? Read our Nikon D810A preview to find out?Read more
Read editorial 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
38
4.6 out of 5
18 user ratings
5 stars
77 %
4 stars
22 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
48
4.2 out of 5
48 user ratings
5 stars
39 %
4 stars
41 %
3 stars
14 %
2 stars
4 %
1 stars
0 %
38
4.5 out of 5
38 user ratings
5 stars
52 %
4 stars
44 %
3 stars
2 %
2 stars
0 %
1 stars
0 %
40
4.1 out of 5
40 user ratings
5 stars
27 %
4 stars
55 %
3 stars
17 %
2 stars
0 %
1 stars
0 %
62
4.1 out of 5
62 user ratings
5 stars
40 %
4 stars
37 %
3 stars
16 %
2 stars
3 %
1 stars
3 %

Sensor

Sensor typeCMOSCMOSCMOSCMOS
Image sensor formatFull frameFull frameFull frameFull-frame
Sensor size1.41 in1.41 in1.41 in1.4 in
Sensor photo detectors37.0 Mpx37.0 Mpx37.0 Mpx
N/A
Effective pixels36.0 Mpx36.0 Mpx36.0 Mpx
N/A
Image ratio w:h
  • 5:4
  • 3:2
  • 5:4
  • 3:2
3:2
N/A
Max resolution7360 x 4912 px7360 x 4912 px7360 x 4912 px
N/A
Other resolutions
  • 6144x4912
  • 6144x4080
  • 5520x3680
  • 4800x3200
  • 4608x3680
  • 4608x3056
  • 3680x2456
  • 3600x2400
  • 3072x2456
  • 3072x2040
  • 2400x1600
  • 5520x3680
  • 3680x2456
  • 6144x4080
  • 4608x3056
  • 3072x2040
  • 6144x4912
  • 4608x3680
  • 3072x2456
  • 4800x3200
  • 3600x2400
  • 2400x1600
N/A
N/A
ProcessorExpeed 3Expeed 4
N/A
BIONZ X

Image

ISO
  • 100
  • 200
  • 400
  • 800
  • 1600
  • 3200
  • 6400
  • 12800
  • 25600
  • Auto
  • 200
  • 12800
  • 51200
  • 100
  • 200
  • 400
  • 800
  • 1600
  • 3200
  • 6400
  • 12800
  • 25600
  • 51200
  • 102400
  • 100
  • 12800
  • 51200
  • 102400
ISO minimum5020010050
ISO maximum2560051200204800204800
Boosted ISO minimum50100
N/A
50
Boosted ISO maximum2560051200
N/A
204800
Maximum image resolution7360 x 4912 px7360 x 4912 px7360 x 4912 px6000 x 4000 px
White balance presets12128
N/A
White balance modes
  • Auto
  • Cloudy
  • Custom modes
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
  • Auto
  • Custom modes
  • Fluorescent
  • Incandescent
  • Manual
  • Shade
  • Sunny
  • Cloudy
  • Daylight
  • Flash
  • Fluorescent
  • Shade
  • Tungsten
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
  • Underwater
Custom white balanceyesyesyes
N/A
Supported image file formats
  • JPEG XR
  • RAW
  • JPG
  • RAW
  • TIF
  • DNG
  • EXIF
  • JPEG
  • RAW
JPEG
Photo effects
  • Black&White
  • Neutral
  • Vivid
  • Black&White
  • Neutral
  • Vivid
  • Muted
  • Neutral
  • Black&White
  • Neutral
  • Sepia
  • Vivid
Image stabilizernonoyesyes
Image stabilization typeNoNoSensor-shift
N/A
Supported aspect ratios5:4
N/A
N/A
3:2
Uncompressed formatRAWRAW + TIFFRAW
N/A
HDRyes
N/A
yes
N/A
AEB/HDR supportyesyesyes
N/A
ISO Auto
N/A
N/A
yes
N/A

Optics and focus

Lens mountNikon FNikon F
  • Pentax KA
  • Pentax KAF
  • Pentax KAF2
  • Pentax KAF3
Sony E
Magnification (Crop factor)1.0 x1.0 x1.0 x0.78 x
AF assist (auto-focus assist light)LampLampLamp
N/A
Focus adjustmentAutoManualAutoAuto/Manual
Contrast autofocusyesyesyes
N/A
Brightness adjustmentyes
N/A
yes
N/A
Focal length multiplier1x1x
N/A
N/A
Autofocus
  • Continuous Auto Focus
  • Face detection
  • Single Auto Focus
  • Continuous Auto Focus
  • Servo Auto Focus
  • Single Auto Focus
  • Tracking Auto Focus
  • Continuous Auto Focus
  • Single Auto Focus
  • Continuous Auto Focus
  • Contrast Detection Auto Focus
  • Face detection
  • One Shot Focus
Auto Focus (AF) lockyesyes
N/A
yes
Manual focusyesyesyes
N/A
Auto Focus (AF) points selectionAuto
N/A
Auto
N/A
Auto Focus (AF) assist beamyesyes
N/A
yes
Number of focus points515133693
Max number of AF points (incl. assistant)515133
N/A
Image stabiliserLens based onlyNoBuilt-inOptical
Phase detection autofocusyesyesyes
N/A
Number of AF points (contrast)
N/A
51
N/A
N/A
Autofocus in recording mode
N/A
N/A
yes
N/A
Digital zoom
N/A
N/A
N/A
8.0 x
Minimum aperture
N/A
N/A
N/A
36
Maximum aperture
N/A
N/A
N/A
36
Filter diameter
N/A
N/A
N/A
3.03 in

Screen and viewfinder

Screen size3.2 in3.2 in3.2 in2.95 in
Articulated LCDnonoyes
N/A
Screen technologyLCDLCD TFTLCDLCD
Screen dots92100012290001037000
N/A
Touch screennononoyes
Field of view100.0 %100.0 %100.0 %
N/A
Live viewyesyesyesyes
ViewfinderOpticalOptical
Optical
Electronic
Viewfinder coverage100.0 %100.0 %100.0 %
N/A
Viewfinder magnification0.7 x0.7 x0.7 x0.78 x
Diopter adjustment (D-D)3 - 13 - 1-3.5 - 1.2-4 - 3
Eye relief0.67 in0.67 in
N/A
0.91 in
Separate info displayyesyesyes
N/A
Second displayno
N/A
N/A
N/A
Display resolution
N/A
640 x 480 px
N/A
N/A
Dioptre correction
N/A
yesyesyes
Display aspect ratio
N/A
N/A
3:2
N/A
Flip-out screen
N/A
N/A
yesno
Viewfinder screen size
N/A
N/A
N/A
0.51 in
Viewfinder resolution
N/A
N/A
N/A
2359296.0 px

Photography features

Shooting modes
  • Auto
  • Manual
  • Movie
  • Scene
N/A
N/A
  • Auto
  • Manual
  • Movie
Camera shutter typeElectronic
  • Electronic
  • Mechanical
  • Electronic
  • Mechanical
Electronic
Minimum shutter speed30.0 s30.0 s30.0 s30.0 s
Maximum shutter speed1.0 s1.0 s1.0 s
N/A
Shutter priorityyesyesyes
N/A
Aperture priorityyesyesyes
N/A
Manual exposure modeyesyesyes
N/A
Number of exposures2
N/A
3
N/A
Exposure compensation plus555
N/A
Exposure compensation minus-5-5-5
N/A
Expousure compensation steps
  • 1/3
  • 1/2
  • 1
  • 1/3
  • 1/2
  • 1
  • 1/3
  • 1/2
N/A
Auto exposure lockyesyesyesyes
AE EV steps
  • 1/3
  • 1/2
  • 2/3
  • 1
  • 1/3
  • 2/3
  • 1
  • 1/3
  • 1/2
N/A
Continuous shootingyesyesyes
N/A
Self-timer delay
  • 2
  • 5
  • 10
  • 20
  • 2
  • 5
  • 10
  • 20
  • 2
  • 12
  • 2
  • 5
  • 10
Histogramyesyesyesyes
AE frames
  • 2
  • 3
  • 5
  • 7
  • 2
  • 3
  • 5
  • 7
  • 2
  • 3
  • 5
N/A
WB Bracketing
Yes
Yes
N/A
N/A
Subject / scene modesnonono
N/A
Flash sync speed1/250s1/250s1/200s
N/A
Built-in flashyesyesno
N/A
Flash range1212
N/A
N/A
Flash modes
  • Auto
  • Redeye Reduction
  • Slow Sync
  • Auto
  • Flash OFF
  • Redeye Reduction
  • Second-curtain Sync
  • Slow Sync
  • Auto
  • Redeye Reduction
  • Slow Sync
  • Auto
  • Fill-in
  • Flash OFF
  • Flash ON
  • High-speed Sync
  • Redeye Reduction
  • Slow Sync
External flash connection
  • Hot shoe
  • PC terminal
Hot shoe
  • Hot shoe
  • PC terminal
N/A
Flash metering systemi-TTL
N/A
P-TTL
N/A
External flashyesyesyes
N/A
Continuous drive4.0 fps5.0 fps4.4 fps
N/A
Scene modes
  • Portrait
  • Landscape
  • Portrait
  • Landscape
  • Landscape
  • Portrait
  • Close-up
  • Night
  • Night portrait
  • Portrait
  • Sports
  • Sunset
  • Landscape
Self-timeryesyesyesyes
Metering modes
  • Multi
  • Center-weighted
  • Average
  • Spot
  • Multi
  • Center-weighted
  • Highlight-weighted
  • Spot
  • Multi
  • Center-weighted
  • Spot
N/A
3D supportyes
N/A
N/A
N/A
Manual settingsyesyesyes
N/A
Self-timer optionscustom
  • 2
  • 5
  • 10
  • 20
  • 2
  • 12
  • custom
N/A
Speed (JPEG)4.0 fps
N/A
4.4 fps
N/A
Speed (RAW)4.0 fps
N/A
4.4 fps
N/A
Exposure bracketing0.3 - 1.0±EV
N/A
0.3 - 1.0±EV
N/A
Maximum shutter speed (electronic)
N/A
N/A
N/A
1/8000 sec
Face detection
N/A
N/A
N/A
yes

Videography features

Maximum resolution1920 x 1080 px1920 x 1080 px1920 x 1080 px3840 x 2160 px
Video recordingyesyesyesyes
Recording resolutions
  • 1280 x 720
  • 1920 x 1080
N/A
  • 1280 x 720
  • 1920 x 1080
  • 1920 x 1080
  • 3840 x 2160
HD typeFull HDFull HDFull HD4K Ultra HD
Supported video file formats
  • H.264
  • MOV
  • MPEG-4
  • H.264
  • MOV
  • MPEG-4
  • AVC
  • H.264
  • MOV
  • MPEG-4
  • AVC
  • AVCHD
  • H.264
  • MPEG-4
  • XAVC S
Analog signal format systemNTSC
N/A
N/A
  • NTSC
  • PAL
Camera playback
  • Highlights
  • Movie
  • Single image
  • Slide show
N/A
N/A
  • Single image
  • Slide show
Max resolution (highest frame rate)1280 x 720
N/A
1920 x 10803840 x 2160
Max frame rate (highest resolution)30.0 fps
N/A
30.0 fps30.0 fps
Max frame rate (regardless of res.)60.0 fps
N/A
60.0 fps
N/A
Motion JPEG frame rate60.0 fps
N/A
60.0 fps
N/A
Video recording limit
N/A
N/A
N/A
125.0 min.

Design

Body typeSLRSLRSLRMILC
Body materialAluminum-magnesiumAluminum-magnesiumAluminum-magnesium
N/A
Colour of productBlackBlack
  • Black
  • Silver
Black
Anti-dust systemyesyesyesyes
Environmentally sealedyesyesyes
N/A

Dimensions

Weight31.75 oz31.04 oz32.63 oz22.93 oz
Width5.7 in5.75 in5.37 in5.1 in
Height4.8 in4.84 in4.33 in2.9 in
Depth3.2 in3.21 in3.37 in3.76 in

Storage

Compatible memory cards
  • CF
  • SD
  • SDHC
  • SDXC
  • CF
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • MS Duo
  • MS Pro-HG Duo
  • SD
  • SDHC
  • SDXC
Dual memory card slotsyesyes
N/A
N/A
Memory slots1
N/A
22
Storage types
  • Compact Flash Type I
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • Compact Flash
  • Dual SD
  • SDHC
  • SDXC
N/A
Camera file system
  • DCF 2.0
  • DPOF 1.1
  • Exif 2.3
  • DCF 2.0
  • DPOF
  • Exif 2.3
  • DCF 2.0
  • Exif 2.3
  • DCF 2.0
  • DPOF
  • Exif 2.31
  • RAW

Power

Power source typeBatteryBatteryBatteryBattery
Battery life (CIPA)9001200760610
Battery technology
Lithium-Ion
Lithium-Ion
Lithium-Ion
Lithium-Ion
Battery level indicatoryes
N/A
N/A
yes
Number of batteries supported11
N/A
1
AC adapter includedyesyesYY
On/off switchyes
N/A
N/A
N/A
Battery life (max)
N/A
N/A
N/A
3.5 h

Connectivity

HDMIyesyesyesyes
HDMI ports quantity1
N/A
N/A
N/A
HDMI connector typeMiniMiniMicroMicro
USB version3.13.12.03.1
Microphone portyesyesyesyes
Remote controlyesyesyes
N/A
PictBridgeyesyesno
N/A
NFCnononoyes
Wireless network (Wi-Fi)yesnoyesyes
Bluetoothnononoyes
Firewirenonono
N/A
USB connector type
N/A
Micro-USB BMicro-USB BUSB Type-C
Headphone port
N/A
yesyes
N/A
Wireless
N/A
OptionalBuilt-In
N/A
USB port
N/A
N/A
yesyes
Supported WiFi types
N/A
N/A
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
Smartphone remote support
N/A
N/A
N/A
yes
Bluetooth version
N/A
N/A
N/A
4.1

Other features

Timelapse recordingyesyesyes
N/A
GPSyesnoyesno
Orientation sensoryes
N/A
yes
N/A
Calendaryes
N/A
N/A
N/A
Energy Star certifiednono
N/A
N/A
Languages support
  • ARA
  • CHI
  • CHI
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • ITA
  • JPN
  • KOR
  • NOR
  • POL
  • POR
  • RUM
  • RUS
  • SWE
  • THA
  • TUR
  • UKR
MultiMulti
N/A
Tripod mounting supportedyesyes
N/A
N/A
On Screen Display (OSD) languages
  • ARA
  • CHI
  • CHI
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • ITA
  • JPN
  • KOR
  • NOR
  • POL
  • POR
  • RUM
  • RUS
  • SWE
  • THA
  • TUR
  • UKR
N/A
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • GRE
  • HUN
  • ITA
  • POL
  • POR
  • RUS
  • SWE
  • TUR
N/A
Image editing modes
  • Resizing
  • Rotating
  • Trimming
N/A
  • Crop
  • Resizing
  • Rotating
N/A
Electronic compass
N/A
N/A
yes
N/A

Often compared with Nikon D800

Often compared with Nikon D810A

Often compared with Pentax K-1

Often compared with Sony a7 III