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 3 products

Close
Nikon D800 Digital Camera
Nikon D800
Close
Nikon D810A Digital Camera
Nikon D810A
Close
Sony SLT-A99 Digital Camera
Sony SLT-A99
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
24
4.0 out of 5
9 user ratings
5 stars
22 %
4 stars
77 %
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 %
35
4.2 out of 5
35 user ratings
5 stars
42 %
4 stars
37 %
3 stars
20 %
2 stars
0 %
1 stars
0 %

Sensor

Sensor typeCMOSCMOSCMOS
Image sensor formatFull frameFull frameFull frame
Sensor size1.41 in1.41 in0.94 in
Sensor photo detectors37.0 Mpx37.0 Mpx25.0 Mpx
Effective pixels36.0 Mpx36.0 Mpx24.0 Mpx
Image ratio w:h
  • 5:4
  • 3:2
  • 5:4
  • 3:2
  • 3:2
  • 16:9
Max resolution7360 x 4912 px7360 x 4912 px6000 x 4000 px
Other resolutions
  • 6144x4912
  • 6144x4080
  • 5520x3680
  • 4800x3200
  • 4608x3680
  • 4608x3056
  • 3680x2456
  • 3600x2400
  • 3072x2456
  • 3072x2040
  • 2400x1600
  • 5520x3680
  • 3680x2456
  • 6144x4080
  • 4608x3056
  • 3072x2040
  • 6144x4912
  • 4608x3680
  • 3072x2456
  • 4800x3200
  • 3600x2400
  • 2400x1600
  • 6000x3376
  • 3936x2624
  • 3936x2216
  • 2640x1760
  • 2640x1488
ProcessorExpeed 3Expeed 4BIONZ

Image

ISO
  • 100
  • 200
  • 400
  • 800
  • 1600
  • 3200
  • 6400
  • 12800
  • 25600
  • Auto
  • 200
  • 12800
  • 51200
  • 100
  • 25600
ISO minimum50200100
ISO maximum256005120025600
Boosted ISO minimum5010050
Boosted ISO maximum256005120025600
Maximum image resolution7360 x 4912 px7360 x 4912 px6000 x 4000 px
White balance presets12128
White balance modes
  • Auto
  • Cloudy
  • Custom modes
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
  • Auto
  • Custom modes
  • Fluorescent
  • Incandescent
  • Manual
  • Shade
  • Sunny
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
Custom white balanceyesyes
N/A
Supported image file formats
  • JPEG XR
  • RAW
  • JPG
  • RAW
  • TIF
  • EXIF
  • JPG
  • RAW
Photo effects
  • Black&White
  • Neutral
  • Vivid
  • Black&White
  • Neutral
  • Vivid
  • Black&White
  • Vivid
Image stabilizernonoyes
Image stabilization typeNoNoSensor-shift
Supported aspect ratios5:4
N/A
N/A
Uncompressed formatRAWRAW + TIFFRAW
HDRyes
N/A
yes
AEB/HDR supportyesyesyes
ISO Auto
N/A
N/A
yes

Optics and focus

Lens mountNikon FNikon FSony A
Magnification (Crop factor)1.0 x1.0 x1.0 x
AF assist (auto-focus assist light)LampLampLamp
Focus adjustmentAutoManualAuto/Manual
Contrast autofocusyesyesno
Brightness adjustmentyes
N/A
yes
Focal length multiplier1x1x
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
Auto Focus (AF) lockyesyesyes
Manual focusyesyesyes
Auto Focus (AF) points selectionAuto
N/A
N/A
Auto Focus (AF) assist beamyesyesyes
Number of focus points515119
Max number of AF points (incl. assistant)515119
Image stabiliserLens based onlyNoBuilt-in
Phase detection autofocusyesyesyes
Number of AF points (contrast)
N/A
51
N/A
Contrast adjustment
N/A
N/A
yes
Saturation adjustment
N/A
N/A
yes
Autofocus in recording mode
N/A
N/A
yes

Screen and viewfinder

Screen size3.2 in3.2 in3.0 in
Articulated LCDnonoyes
Screen technologyLCDLCD TFTLCD TFT
Screen dots92100012290001229000
Touch screennonono
Field of view100.0 %100.0 %100.0 %
Live viewyesyesyes
ViewfinderOpticalOpticalElectronic
Viewfinder coverage100.0 %100.0 %100.0 %
Viewfinder magnification0.7 x0.7 x0.77 x
Diopter adjustment (D-D)3 - 13 - 1
N/A
Eye relief0.67 in0.67 in
N/A
Separate info displayyesyesyes
Second displayno
N/A
N/A
Display resolution
N/A
640 x 480 px
N/A
Dioptre correction
N/A
yes
N/A
Viewfinder resolution
N/A
N/A
2359000.0 px

Photography features

Shooting modes
  • Auto
  • Manual
  • Movie
  • Scene
N/A
  • Auto
  • Movie
  • Program
Camera shutter typeElectronic
  • Electronic
  • Mechanical
Electronic
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 exposures2
N/A
3
Exposure compensation plus555
Exposure compensation minus-5-5-5
Expousure compensation steps
  • 1/3
  • 1/2
  • 1
  • 1/3
  • 1/2
  • 1
  • 1/3
  • 1/2
Auto exposure lockyesyesyes
AE EV steps
  • 1/3
  • 1/2
  • 2/3
  • 1
  • 1/3
  • 2/3
  • 1
  • 1/3
  • 1/2
  • 2/3
  • 1
  • 2
Continuous shootingyesyesyes
Self-timer delay
  • 2
  • 5
  • 10
  • 20
  • 2
  • 5
  • 10
  • 20
  • 2
  • 10
Histogramyesyesyes
AE frames
  • 2
  • 3
  • 5
  • 7
  • 2
  • 3
  • 5
  • 7
  • 3
  • 5
WB Bracketing
Yes
Yes
Yes
Subject / scene modesnonono
Flash sync speed1/250s1/250s1/250s
Built-in flashyesyesno
Flash range1212
N/A
Flash modes
  • Auto
  • Redeye Reduction
  • Slow Sync
  • Auto
  • Flash OFF
  • Redeye Reduction
  • Second-curtain Sync
  • Slow Sync
  • Auto
  • Fill-in
  • Redeye Reduction
  • Slow Sync
External flash connection
  • Hot shoe
  • PC terminal
Hot shoe
  • Hot shoe
  • PC terminal
Flash metering systemi-TTL
N/A
TTL
External flashyesyesyes
Continuous drive4.0 fps5.0 fps6.0 fps
Scene modes
  • Portrait
  • Landscape
  • Portrait
  • Landscape
  • Portrait
  • Sunset
  • Landscape
Self-timeryesyesyes
Metering modes
  • Multi
  • Center-weighted
  • Average
  • Spot
  • Multi
  • Center-weighted
  • Highlight-weighted
  • Spot
  • Multi
  • Center-weighted
  • Spot
3D supportyes
N/A
N/A
Manual settingsyesyes
N/A
Self-timer optionscustom
  • 2
  • 5
  • 10
  • 20
  • 2
  • 10
Speed (JPEG)4.0 fps
N/A
N/A
Speed (RAW)4.0 fps
N/A
6.0 fps
Exposure bracketing0.3 - 1.0±EV
N/A
0.3 - 0.7±EV

Videography features

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

Audio features

Built-in microphoneyes
N/A
yes
Microphone typeMonoStereoStereo
Speaker typeMonoMonoMono
Audio systemMono
N/A
N/A
Supported audio file formatsLPCMLPCM
  • AC3
  • LC-AAC
Noise reductionyes
N/A
N/A
Voice recording
N/A
yesyes

Design

Body typeSLRSLRSLR
Body materialAluminum-magnesiumAluminum-magnesiumAluminum-magnesium
Colour of productBlackBlackBlack
Anti-dust systemyesyesyes
Environmentally sealedyesyesyes

Dimensions

Weight31.75 oz31.04 oz25.86 oz
Width5.7 in5.75 in5.79 in
Height4.8 in4.84 in4.38 in
Depth3.2 in3.21 in3.09 in

Storage

Compatible memory cards
  • CF
  • SD
  • SDHC
  • SDXC
  • CF
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
Dual memory card slotsyesyesyes
Memory slots1
N/A
1
Storage types
  • Compact Flash Type I
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • Compact Flash
  • Memory Stick Pro Duo
  • Memory Stick Pro-HG Duo
  • SD
  • SDHC
  • SDXC
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
  • MPF
  • RAW

Power

Power source typeBatteryBatteryBattery
Battery life (CIPA)9001200700
Battery technology
Lithium-Ion
Lithium-Ion
Lithium
Battery level indicatoryes
N/A
yes
Number of batteries supported111
AC adapter includedyesyes
N/A
On/off switchyes
N/A
N/A
Battery capacity
N/A
N/A
1650.0 mAh
Battery voltage
N/A
N/A
7.2 V

Connectivity

HDMIyesyesyes
HDMI ports quantity1
N/A
N/A
HDMI connector typeMiniMiniMini
USB version3.13.12.0
Microphone portyesyesyes
Remote controlyesyesyes
PictBridgeyesyesno
NFCnonono
Wireless network (Wi-Fi)yesnono
Bluetoothnono
N/A
Firewirenonono
USB connector type
N/A
Micro-USB B
N/A
Headphone port
N/A
yes
N/A
Wireless
N/A
Optional
N/A
DC-in jack
N/A
N/A
yes

Other features

Timelapse recordingyesyesno
GPSyesnoyes
Orientation sensoryes
N/A
yes
Calendaryes
N/A
N/A
Energy Star certifiednonono
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
Multi
N/A
Tripod mounting supportedyesyes
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
  • NOR
  • POL
  • POR
  • RUS
  • SWE
  • TUR
Image editing modes
  • Resizing
  • Rotating
  • Trimming
N/A
Rotating

Often compared with Nikon D800

Often compared with Nikon D810A