General

Nikon D800 Nikon D3X
Brand
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Nikon Nikon
Lowest price
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$1,299.00 $758.85
Announced
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December 2011 December 2008

Sensor

Type
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CMOS CMOS
Crop factor
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1x 1x
Megapixels
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36.2 MP 24.4 MP
Light sensitivity
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6,400 ISO 1,600 ISO
Light sensitivity (boost)
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25,600 ISO 6,400 ISO
Sensor cleaning
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Yes No

Sensor (Advanced)

True resolution
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36.2 MP 24.4 MP
Native resolution
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7360 × 4912 6048 × 4032
Pixel size
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23.8 µm² 35.3 µm²

Screen

Type
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LCD LCD
Size
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3.2" 3"
Resolution
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921k dots 920k dots
Touch screen
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No No
Flips out
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No No
Live view
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Yes Yes

Lenses

Lens availability
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171 lenses 171 lenses
Lens mount
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Nikon FX Nikon FX

Form factor

Size
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146×123×82 mm 160×157×88 mm
Depth
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3.2" 3.5"
Weight
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1,000 g 1,260 g
Interchangeable lenses
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Yes Yes
Waterproof
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No No
Weather sealed
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Yes Yes
Built-in focus motor
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Yes Yes

Viewfinder

Type
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Pentaprism Pentaprism
Viewfinder size
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0.70x 0.70x
Coverage
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100% 100%

Movies

Format
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1080p @ 30fps Unknown
Supports 24p
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Yes Unknown
High-speed framerate
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None Unknown
External mic jack
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Yes No
Autofocus
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Contrast detection None
Continuous focus
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Yes n/a
All formats
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  1. 640 x 424 @ 24fps
  2. 720p @ 24fps
  3. 720p @ 25fps
  4. 720p @ 30fps
  5. 720p @ 50fps
  6. 720p @ 60fps
  7. 1080p @ 24fps
  8. 1080p @ 25fps
  9. 1080p @ 30fps
Unknown

Features

Panorama
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No No
HDR
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Yes No
3D
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No No
Image stabilization
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None None
Supports RAW
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Yes Yes
GPS
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No No

Performance

Startup delay
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200 ms 300 ms
Shutter lag
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209 ms 161 ms
Battery life
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900 shots 4400 shots
Continuous shooting
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4 fps 5 fps

Focus system

Autofocus
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Phase detection Phase detection
Focus points
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51 51
Cross type focus points
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15 15

Shutter

Max
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1/8000s 1/8000s
Min
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30s 30s

Flash

Built-in flash
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Yes No
Popup
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Yes n/a
External connection
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Yes Yes

Storage

Storage slots
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2 2
Supported formats
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  1. CompactFlash (Type II)
  2. CompactFlash (Type II)
  3. SD
  4. SD
  5. SDHC
  6. SDHC
  7. SDXC
  8. SDXC
  1. CompactFlash (Type I)
  2. CompactFlash (Type I)
  3. CompactFlash (Type II)
  4. CompactFlash (Type II)

DXO Mark Scores

Image quality
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96.0 88.0
Color depth
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25.6 bits 24.7 bits
Dynamic range
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14.4 EV 13.7 EV
Low light performance
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2,979 ISO 1,992 ISO
Nikon D800
D800
Nikon

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Nikon D3X
D3X
Nikon

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