5.75 in 4.84 in  | 5.0 in 3.76 in  | |
| Available colors | ||
| Editiorial reviews | ||
| User rating |
 Nikon D810A |  Sony a7R III | |
|---|---|---|
| Sensor type | CMOS | Exmor R CMOS |
| Image sensor format | Full frame | Advanced Photo System type-C |
| Sensor size | 1.41 in | 1.41 in |
| Effective pixels | 36.0 Mpx | 42.4 Mpx |
| Max resolution | 7360 x 4912 px | 7952 x 5304 px |
| Processor | Expeed 4 | BIONZ X |
| Nikon D810A | Sony a7R III | |
|---|---|---|
| ISO |
|
|
| ISO minimum | 200 | 50 |
| ISO maximum | 51200 | 102400 |
| Maximum image resolution | 7360 x 4912 px | 7952 x 5304 px |
| White balance modes |
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| Supported image file formats |
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| Photo effects |
|
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| Image stabilizer | no | yes |
| AEB/HDR support | yes | yes |
| Nikon D810A | Sony a7R III | |
|---|---|---|
| Lens mount | Nikon F | Sony E |
| Magnification (Crop factor) | 1.0 x | 1.0 x |
| AF assist (auto-focus assist light) | Lamp | Lamp |
| Focus adjustment | Manual | Auto/Manual |
| Contrast autofocus | yes | yes |
| Autofocus |
|
|
| Auto Focus (AF) lock | yes | yes |
| Auto Focus (AF) assist beam | yes | yes |
| Number of focus points | 51 | 399 |
| Max number of AF points (incl. assistant) | 51 | 399 |
| Image stabiliser | No | Built-in |
| Phase detection autofocus | yes | yes |
| Number of AF points (contrast) | 51 | 425 |
| Nikon D810A | Sony a7R III | |
|---|---|---|
| Screen size | 3.2 in | 3.0 in |
| Articulated LCD | no | yes |
| Screen technology | LCD TFT | LCD TFT |
| Screen dots | 1229000 | 1440000 |
| Touch screen | no | yes |
| Viewfinder | Optical |
|
| Viewfinder coverage | 100.0 % | 100.0 % |
| Viewfinder magnification | 0.7 x | 0.78 x |
| Dioptre correction | yes | yes |
| Diopter adjustment (D-D) | 3 - 1 | -4 - 3 |
| Separate info display | yes | no |
| Nikon D810A | Sony a7R III | |
|---|---|---|
| Camera shutter type |
| Electronic |
| Auto exposure lock | yes | yes |
| Continuous shooting | yes | yes |
| Self-timer delay |
|
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| Histogram | yes | yes |
| Flash sync speed | 1/250s | 1/250s |
| Flash modes |
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| External flash connection | Hot shoe |
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| Scene modes |
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| Self-timer | yes | yes |
| Manual settings | yes | yes |
| Nikon D810A | Sony a7R III | |
|---|---|---|
| Maximum resolution | 1920 x 1080 px | 3840 x 2160 px |
| Video recording | yes | yes |
| HD type | Full HD | 4K Ultra HD |
| Supported video file formats |
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| Nikon D810A | Sony a7R III | |
|---|---|---|
| Voice recording | yes | yes |
| Supported audio file formats | LPCM |
|
| Nikon D810A | Sony a7R III | |
|---|---|---|
| Body type | SLR | MILC |
| Body material | Aluminum-magnesium | Aluminum-magnesium |
| Colour of product | Black | Black |
| Anti-dust system | yes | yes |
| Environmentally sealed | yes | yes |
| Nikon D810A | Sony a7R III | |
|---|---|---|
| Weight | 31.04 oz | 23.17 oz |
| Width | 5.75 in | 5.0 in |
| Height | 4.84 in | 3.76 in |
| Depth | 3.21 in | 2.9 in |
| Nikon D810A | Sony a7R III | |
|---|---|---|
| Compatible memory cards |
|
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| Dual memory card slots | yes | yes |
| Storage types |
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| Camera file system |
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| Nikon D810A | Sony a7R III | |
|---|---|---|
| Power source type | Battery | Battery |
| Battery life (CIPA) | 1200 | 640 |
| Battery technology | Lithium-Ion | Lithium-Ion |
| AC adapter included | yes | Y |
| Nikon D810A | Sony a7R III | |
|---|---|---|
| HDMI | yes | yes |
| HDMI connector type | Mini | Micro |
| USB connector type | Micro-USB B | USB Type-C |
| USB version | 3.1 | 3.2 Gen 1 |
| Microphone port | yes | yes |
| PictBridge | yes | no |
| NFC | no | no |
| Wireless network (Wi-Fi) | no | yes |
| Bluetooth | no | yes |
| Firewire | no | no |
| Nikon D810A | Sony a7R III | |
|---|---|---|
| GPS | no | no |
| Pros | ||
|---|---|---|
| Cons |
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