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Compare 4 products

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Nikon D810A Digital Camera
Nikon D810A
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Nikon D850 Digital Camera
Nikon D850
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Sony a7 II Digital Camera
Sony a7 II
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Sony a7 III Digital Camera
Sony a7 III
Available colors
Editiorial 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
57
4.8 out of 5
20 user ratings
5 stars
95 %
4 stars
5 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
42
4.4 out of 5
19 user ratings
5 stars
57 %
4 stars
42 %
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
38
4.5 out of 5
38 user ratings
5 stars
52 %
4 stars
44 %
3 stars
2 %
2 stars
0 %
1 stars
0 %
55
4.3 out of 5
55 user ratings
5 stars
52 %
4 stars
25 %
3 stars
20 %
2 stars
1 %
1 stars
0 %
53
4.2 out of 5
53 user ratings
5 stars
39 %
4 stars
41 %
3 stars
15 %
2 stars
3 %
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 typeCMOSCMOSExmor CMOSCMOS
Image sensor formatFull frameFXAPS-CFull-frame
Sensor size1.41 in1.41 in1.41 in1.4 in
Sensor photo detectors37.0 Mpx
N/A
25.0 Mpx
N/A
Effective pixels36.0 Mpx45.75 Mpx24.0 Mpx
N/A
Image ratio w:h
  • 5:4
  • 3:2
N/A
3:2
N/A
Max resolution7360 x 4912 px8256 x 5504 px6000 x 4000 px
N/A
Other resolutions
  • 5520x3680
  • 3680x2456
  • 6144x4080
  • 4608x3056
  • 3072x2040
  • 6144x4912
  • 4608x3680
  • 3072x2456
  • 4800x3200
  • 3600x2400
  • 2400x1600
N/A
  • 6000x3376
  • 3936x2624
  • 3936x2216
  • 3008x1688
  • 3008x2000
N/A
ProcessorExpeed 4
N/A
BIONZ XBIONZ X

Image

ISO
  • 200
  • 12800
  • 51200
  • 64
  • 25600
  • 100
  • 51200
  • Auto
  • 100
  • 12800
  • 51200
  • 102400
ISO minimum2006410050
ISO maximum512002560051200204800
Boosted ISO minimum100
N/A
5050
Boosted ISO maximum51200
N/A
N/A
204800
Maximum image resolution7360 x 4912 px8256 x 5504 px6000 x 4000 px6000 x 4000 px
White balance presets12
N/A
10
N/A
White balance modes
  • Auto
  • Custom modes
  • Fluorescent
  • Incandescent
  • Manual
  • Shade
  • Sunny
  • Auto
  • Cloudy
  • Flash
  • Fluorescent
  • Fluorescent H
  • Fluorescent L
  • Incandescent
  • Sunny
  • Auto
  • Cloudy
  • Daylight
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
  • Underwater
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
  • Underwater
Custom white balanceyes
N/A
yes
N/A
Supported image file formats
  • JPG
  • RAW
  • TIF
  • JPEG
  • RAW
  • JPG
  • RAW
JPEG
Photo effects
  • Black&White
  • Neutral
  • Vivid
  • Black&White
  • Negative film
  • Sepia
  • Vivid
  • Neutral
  • Sepia
  • Vivid
  • Black&White
  • Neutral
  • Sepia
  • Vivid
Image stabilizerno
N/A
yesyes
Image stabilization typeNo
N/A
Sensor-shift
N/A
Uncompressed formatRAW + TIFF
N/A
RAW
N/A
AEB/HDR supportyesyesyes
N/A
Supported aspect ratios
N/A
  • 1:1
  • 5:4
  • 3:2
  • 16:9
3:2
HDR
N/A
yesyes
N/A

Optics and focus

Lens mountNikon FNikon AF-SSony ESony E
Magnification (Crop factor)1.0 x1.0 x0.71 x0.78 x
AF assist (auto-focus assist light)LampLampLamp
N/A
Focus adjustmentManualAuto/ManualAuto/ManualAuto/Manual
Contrast autofocusyesyesyes
N/A
Focal length multiplier1x
N/A
1x
N/A
Autofocus
  • Continuous Auto Focus
  • Servo Auto Focus
  • Single Auto Focus
  • Tracking Auto Focus
  • Continuous Auto Focus
  • Servo Auto Focus
  • Single Auto Focus
  • Centre weighted Auto Focus
  • Continuous Auto Focus
  • Contrast Detection Auto Focus
  • Single Auto Focus
  • Spot Auto Focus
  • Continuous Auto Focus
  • Contrast Detection Auto Focus
  • Face detection
  • One Shot Focus
Auto Focus (AF) lockyesyesyesyes
Manual focusyes
N/A
yes
N/A
Auto Focus (AF) assist beamyes
N/A
N/A
yes
Number of focus points51
N/A
25693
Max number of AF points (incl. assistant)51153117
N/A
Image stabiliserNoLens based onlyOpticalOptical
Phase detection autofocusyesyesyes
N/A
Number of AF points (contrast)519925
N/A
Optical zoom
N/A
5.0 x
N/A
N/A
Minimum aperture
N/A
42236
Maximum aperture
N/A
4236
Contrast adjustment
N/A
yes
N/A
N/A
Brightness adjustment
N/A
yes
N/A
N/A
Autofocus in recording mode
N/A
yesyes
N/A
Filter diameter
N/A
3.03 in2.17 in3.03 in
Digital zoom
N/A
N/A
4.0 x8.0 x

Screen and viewfinder

Screen size3.2 in3.2 in3.0 in2.95 in
Articulated LCDnoyesyes
N/A
Screen technologyLCD TFTLCDLCD TFTLCD
Display resolution640 x 480 px
N/A
N/A
N/A
Screen dots122900023600001230000
N/A
Touch screennoyesnoyes
Field of view100.0 %
N/A
100.0 %
N/A
Live viewyesyesyesyes
ViewfinderOpticalOpticalElectronicElectronic
Viewfinder coverage100.0 %100.0 %100.0 %
N/A
Viewfinder magnification0.7 x0.75 x0.71 x0.78 x
Dioptre correctionyes
N/A
yesyes
Diopter adjustment (D-D)3 - 1
N/A
-4 - 3-4 - 3
Eye relief0.67 in
N/A
N/A
0.91 in
Separate info displayyesyesno
N/A
Flip-out screen
N/A
no
N/A
no
Viewfinder screen size
N/A
N/A
0.5 in0.51 in
Viewfinder resolution
N/A
N/A
2359296.0 px2359296.0 px

Photography features

Camera shutter type
  • Electronic
  • Mechanical
  • Electronic
  • Mechanical
N/A
Electronic
Minimum shutter speed30.0 s
N/A
30.0 s30.0 s
Maximum shutter speed1.0 s
N/A
1.0 s
N/A
Shutter priorityyes
N/A
yes
N/A
Aperture priorityyes
N/A
yes
N/A
Manual exposure modeyes
N/A
yes
N/A
Exposure compensation plus5
N/A
5
N/A
Exposure compensation minus-5
N/A
-5
N/A
Expousure compensation steps
  • 1/3
  • 1/2
  • 1
N/A
  • 1/3
  • 1/2
N/A
Auto exposure lockyesyesyesyes
AE EV steps
  • 1/3
  • 2/3
  • 1
N/A
  • 1/3
  • 1/2
  • 2/3
  • 1
  • 2
N/A
Continuous shootingyesyesyes
N/A
Self-timer delay
  • 2
  • 5
  • 10
  • 20
  • 2
  • 5
  • 10
  • 20
  • 2
  • 10
  • 2
  • 5
  • 10
Histogramyesyesyesyes
AE frames
  • 2
  • 3
  • 5
  • 7
N/A
  • 3
  • 5
N/A
WB Bracketing
Yes
N/A
Yes
N/A
Subject / scene modesno
N/A
yes
N/A
Flash sync speed1/250s1/250s1/250s
N/A
Built-in flashyes
N/A
no
N/A
Flash range12
N/A
N/A
N/A
Flash modes
  • Auto
  • Flash OFF
  • Redeye Reduction
  • Second-curtain Sync
  • Slow Sync
  • Auto
  • Normal
  • Slow Sync
  • Auto
  • Fill-in
  • Flash off
  • Pre-flash
  • Redeye Reduction
  • Slow sync
  • Auto
  • Fill-in
  • Flash OFF
  • Flash ON
  • High-speed Sync
  • Redeye Reduction
  • Slow Sync
External flash connectionHot shoeHot shoeHot shoe
N/A
External flashyes
N/A
yes
N/A
Continuous drive5.0 fps
N/A
5.0 fps
N/A
Scene modes
  • Portrait
  • Landscape
N/A
  • Close-up
  • Night
  • Night portrait
  • Portrait
  • Sports
  • Landscape
  • Close-up
  • Night
  • Night portrait
  • Portrait
  • Sports
  • Sunset
  • Landscape
Self-timeryes
N/A
yesyes
Metering modes
  • Multi
  • Center-weighted
  • Highlight-weighted
  • Spot
N/A
  • Multi
  • Center-weighted
  • Spot
N/A
Manual settingsyesyesyes
N/A
Self-timer options
  • 2
  • 5
  • 10
  • 20
N/A
  • 2
  • 10
N/A
Shooting modes
N/A
  • Auto
  • Manual
  • Program
  • Scene
N/A
  • Auto
  • Manual
  • Movie
Number of exposures
N/A
23
N/A
Flash metering system
N/A
i-TTLTTL
N/A
Speed (RAW)
N/A
7.0 fps5.0 fps
N/A
Exposure bracketing
N/A
0.3 - 1.0±EV0.3 - 2.0±EV
N/A
Maximum shutter speed (electronic)
N/A
N/A
1/8000 sec1/8000 sec
Face detection
N/A
N/A
yesyes
Speed (JPEG)
N/A
N/A
5.0 fps
N/A

Videography features

Maximum resolution1920 x 1080 px3840 x 2160 px1920 x 1080 px3840 x 2160 px
Video recordingyesyesyesyes
HD typeFull HD4K Ultra HDFull HD4K Ultra HD
Supported video file formats
  • H.264
  • MOV
  • MPEG-4
  • H.264
  • MOV
  • MP4
  • MPEG-4
  • AVCHD
  • MP4
  • AVC
  • AVCHD
  • H.264
  • MPEG-4
  • XAVC S
Recording resolutions
N/A
  • 1280 x 720
  • 1920 x 1080
  • 3840 x 2160
  • 640 x 480
  • 1440 x 1080
  • 1920 x 1080
  • 1920 x 1080
  • 3840 x 2160
Camera playback
N/A
  • Movie
  • Single image
  • Slide show
N/A
  • Single image
  • Slide show
Video recording limit
N/A
70.0 min.
N/A
125.0 min.
Max resolution (highest frame rate)
N/A
1920 x 10801920 x 10803840 x 2160
Max frame rate (highest resolution)
N/A
30.0 fps60.0 fps30.0 fps
Max frame rate (regardless of res.)
N/A
120.0 fps60.0 fps
N/A
Motion JPEG frame rate
N/A
30.0 fps60.0 fps
N/A
Analog signal format system
N/A
N/A
  • NTSC
  • PAL
  • NTSC
  • PAL

Design

Body typeSLRSLRMILCMILC
Body materialAluminum-magnesiumAluminum-magnesiumMagnesium alloy
N/A
Colour of productBlackBlackBlackBlack
Anti-dust systemyesyesyesyes
Environmentally sealedyesyesyes
N/A

Dimensions

Weight31.04 oz32.28 oz14.67 oz22.93 oz
Width5.75 in5.75 in5.0 in5.1 in
Height4.84 in4.88 in3.77 in2.9 in
Depth3.21 in3.09 in2.35 in3.76 in

Storage

Compatible memory cards
  • CF
  • SD
  • SDHC
  • SDXC
  • SD
  • SDHC
  • SDXC
  • XQD
  • MS Pro Duo
  • MS Pro-HG Duo
  • MS XC-HG Duo
  • SD
  • SDHC
  • SDXC
  • MS Duo
  • MS Pro-HG Duo
  • SD
  • SDHC
  • SDXC
Dual memory card slotsyesyes
N/A
N/A
Storage types
  • SD
  • SDHC
  • SDXC
  • Compact Flash
  • SDHC
  • SD
  • SDXC
  • XQD
  • SD
  • SDHC
  • SDXC
  • Memory Stick Pro Duo
  • Memory Stick Duo
  • Memory Stick Pro-HG Duo
N/A
Camera file system
  • DCF 2.0
  • DPOF
  • Exif 2.3
N/A
N/A
  • DCF 2.0
  • DPOF
  • Exif 2.31
  • RAW
Memory slots
N/A
2
N/A
2

Power

Power source typeBatteryBatteryBatteryBattery
Battery life (CIPA)12001840350610
Battery technology
Lithium-Ion
Lithium-Ion
Lithium-Ion
Lithium-Ion
Number of batteries supported1
N/A
N/A
1
AC adapter includedyesYYY
Battery life (max)
N/A
N/A
N/A
3.5 h
Battery level indicator
N/A
N/A
N/A
yes

Connectivity

HDMIyesyesyesyes
HDMI connector typeMiniMiniMicroMicro
USB connector typeMicro-USB BMicro-USB BMicro-USB BUSB Type-C
USB version3.13.12.03.1
Headphone portyes
N/A
yes
N/A
Microphone portyes
N/A
yesyes
WirelessOptional
N/A
Built-In
N/A
Remote controlyes
N/A
yes
N/A
PictBridgeyesyes
N/A
N/A
NFCnonoyesyes
Wireless network (Wi-Fi)noyesyesyes
Bluetoothnoyesnoyes
Firewirenonono
N/A
USB port
N/A
yes
N/A
yes
Supported WiFi types
N/A
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
Bluetooth version
N/A
4.1
N/A
4.1
Smartphone remote support
N/A
N/A
N/A
yes

Other features

Timelapse recordingyes
N/A
no
N/A
GPSnoyesnono
Energy Star certifiedno
N/A
no
N/A
Languages supportMultiMulti
N/A
N/A
Tripod mounting supportedyesyes
N/A
N/A
Tripod thread
N/A
1.0 in
N/A
N/A
Orientation sensor
N/A
N/A
yes
N/A

Often compared with Nikon D810A

Often compared with Nikon D850

Often compared with Sony a7 II

Often compared with Sony a7 III