5.75 in 3.21 in  | 4.76 in 3.11 in  | |
| Available colors | ||
| Editiorial reviews | ||
| User rating |
 Nikon D810 |  Pentax K-01 | |
|---|---|---|
| Sensor type | CMOS | CMOS |
| Image sensor format | Full frame | APS-C |
| Sensor size | 1.41 in | 0.93 in |
| Sensor photo detectors | 37.0 Mpx | 16.0 Mpx |
| Effective pixels | 36.0 Mpx | 16.0 Mpx |
| Image ratio w:h |
|
|
| Max resolution | 7360 x 4912 px | 4928 x 3264 px |
| Other resolutions |
|
|
| Nikon D810 | Pentax K-01 | |
|---|---|---|
| ISO |
|
|
| ISO minimum | 64 | 100 |
| ISO maximum | 51200 | 12800 |
| Boosted ISO minimum | 32 | 100 |
| Boosted ISO maximum | 51200 | 25600 |
| Maximum image resolution | 7360 x 4912 px | 4912 x 3264 px |
| White balance presets | 12 | 9 |
| White balance modes |
|
|
| Custom white balance | yes | yes |
| Supported image file formats |
|
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| Image stabilizer | no | yes |
| Image stabilization type | No | Sensor-shift |
| Supported aspect ratios |
|
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| Uncompressed format | RAW + TIFF | RAW |
| HDR | yes | yes |
| AEB/HDR support | yes | yes |
| Nikon D810 | Pentax K-01 | |
|---|---|---|
| Lens mount | Nikon F | Pentax KAF2 |
| Magnification (Crop factor) | 1.0 x | 1.5 x |
| Contrast autofocus | yes | yes |
| Contrast adjustment | yes | yes |
| Autofocus in recording mode | yes | no |
| Focal length multiplier | 1x | 1.5x |
| Autofocus |
| Face detection |
| Manual focus | yes | yes |
| Number of focus points | 51 | 81 |
| Max number of AF points (incl. assistant) | 51 | 81 |
| Image stabiliser | Lens based only | Built-in |
| Phase detection autofocus | yes | no |
| Number of AF points (contrast) | 51 | 81 |
| Nikon D810 | Pentax K-01 | |
|---|---|---|
| Screen size | 3.2 in | 3.0 in |
| Articulated LCD | no | no |
| Screen technology | LCD TFT | LCD TFT |
| Screen dots | 1229000 | 921000 |
| Touch screen | no | no |
| Live view | yes | yes |
| Viewfinder | Optical | None |
| Viewfinder coverage | 100.0 % | 100.0 % |
| Separate info display | yes | no |
| Nikon D810 | Pentax K-01 | |
|---|---|---|
| Camera shutter type | Electronic | Electronic |
| Minimum shutter speed | 30.0 s | 30.0 s |
| Maximum shutter speed | 1.0 s | 1.0 s |
| Shutter priority | yes | yes |
| Aperture priority | yes | yes |
| Manual exposure mode | yes | yes |
| Number of exposures | 2 | 1 |
| Exposure compensation plus | 5 | 3 |
| Exposure compensation minus | -5 | -3 |
| Expousure compensation steps |
| 1/2 |
| AE EV steps |
| 1/2 |
| Continuous shooting | yes | yes |
| Self-timer delay |
|
|
| Histogram | yes | yes |
| AE frames |
| 3 |
| WB Bracketing | Yes | No |
| Subject / scene modes | no | yes |
| Flash sync speed | 1/250s | 1/180s |
| Built-in flash | yes | yes |
| Flash range | 12 | 12 |
| Flash modes | Manual |
|
| External flash connection | Hot shoe | Hot shoe |
| Flash metering system | i-TTL | P-TTL |
| External flash | yes | yes |
| Continuous drive | 5.0 fps | 6.0 fps |
| Scene modes |
|
|
| Self-timer | yes | yes |
| Metering modes |
|
|
| Manual settings | yes | yes |
| Self-timer options |
|
|
| Speed (JPEG) | 5.0 fps | 6.0 fps |
| Exposure bracketing | 0.3 - 1.0±EV | 0.3 - 3.0±EV |
| Nikon D810 | Pentax K-01 | |
|---|---|---|
| Maximum resolution | 1920 x 1080 px | 1920 x 1080 px |
| Video recording | yes | yes |
| Recording resolutions |
|
|
| HD type | Full HD | Full HD |
| Supported video file formats |
|
|
| Analog signal format system | NTSC |
|
| Camera playback |
| Movie |
| Max resolution (highest frame rate) | 1920 x 1080 | 1280 x 720 |
| Max frame rate (highest resolution) | 60.0 fps | 30.0 fps |
| Max frame rate (regardless of res.) | 60.0 fps | 60.0 fps |
| Motion JPEG frame rate | 60.0 fps | 30.0 fps |
| Nikon D810 | Pentax K-01 | |
|---|---|---|
| Built-in microphone | yes | yes |
| Microphone type | Stereo | Stereo |
| Speaker type | Mono | Mono |
| Voice recording | yes | yes |
| Nikon D810 | Pentax K-01 | |
|---|---|---|
| Body type | SLR | MILC |
| Body material | Aluminum-magnesium | Aluminium |
| Colour of product | Black |
|
| Anti-dust system | yes | yes |
| Environmentally sealed | yes | no |
| Nikon D810 | Pentax K-01 | |
|---|---|---|
| Weight | 31.04 oz | 16.93 oz |
| Width | 5.75 in | 4.76 in |
| Height | 3.21 in | 3.11 in |
| Depth | 4.84 in | 2.32 in |
| Nikon D810 | Pentax K-01 | |
|---|---|---|
| Compatible memory cards |
|
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| Storage types |
|
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| Camera file system |
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| Nikon D810 | Pentax K-01 | |
|---|---|---|
| Power source type | Battery | Battery |
| Battery life (CIPA) | 1200 | 540 |
| Battery technology | Lithium-Ion | Lithium-Ion |
| Number of batteries supported | 1 | 1 |
| Nikon D810 | Pentax K-01 | |
|---|---|---|
| HDMI | yes | yes |
| HDMI connector type | Mini | Mini |
| USB version | 3.1 | 2.0 |
| DC-in jack | yes | yes |
| Remote control | yes | yes |
| NFC | no | no |
| Wireless network (Wi-Fi) | no | no |
| Firewire | no | no |
| Nikon D810 | Pentax K-01 | |
|---|---|---|
| GPS | no | no |
| Energy Star certified | no | no |
| Tripod mounting supported | yes | yes |
| Pros | ||
|---|---|---|
| Cons |
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