Canon EOS
7D
 vs
Nikon
D3

General

 Canon EOS 7D Nikon D3
Brand
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 Canon Nikon
Lowest price
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 $1,500.00 Unknown
Announced
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 September, 2009 August, 2007

Sensor
Type
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 CMOS CMOS
Size
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 APS-C 22.3x14.9mm Full frame 36.0x24.0mm
Crop factor
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 1.6x 1x
Megapixels
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 17.9 MP 12.1 MP
Light sensitivity
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 6,400 ISO 6,400 ISO
Light sensitivity (boost)
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 12,800 ISO 25,600 ISO
Sensor cleaning
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 Yes No

Sensor (Advanced)
True resolution
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 17.9 MP 12.1 MP
Native resolution
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 5184 x 3456 4256 x 2832
Pixel size
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 18.5 µm² 71.7 µm²

Screen
Type
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 LCD LCD
Size
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 3.0" 3.0"
Resolution
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 920k dots 922k 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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 162 lenses 121 lenses
Lens focus motor
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 Yes Yes
Lens mount
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 Canon EF Nikon FX

Form factor
Size
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 148x111x74 mm 160x157x88 mm
Depth
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 2.9" 3.5"
Weight
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 860 g 1,300 g
Interchangeable lenses
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 Yes Yes
Waterproof
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 No No
Weather sealed
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 Yes Yes

Viewfinder
Type
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 Pentaprism Pentaprism
Viewfinder size
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 0.62x 0.70x
Coverage
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 100% 100%

Movies
Format
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 1080p @ 30fps None
Supports 24p
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 Yes n/a
High-speed framerate
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 None n/a
External mic jack
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 Yes n/a
Autofocus
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 None None
All formats
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 480p @ 25fps
1080p @ 25fps
720p @ 25fps
720p @ 60fps
1080p @ 24fps
720p @ 30fps
1080p @ 30fps
480p @ 30fps		 n/a

Features
Panorama
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 No No
HDR
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 No 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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 Unknown 300 ms
Shutter lag
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 131 ms 88 ms
Battery life
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 800 shots 4300 shots
Continuous shooting
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 8 fps 9 fps

Focus system
Autofocus
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 Phase detection Phase detection
Focus points
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 19 51
Cross type focus points
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 19 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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 1 2
Supported formats
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 CompactFlash (Type II)
CompactFlash (Type I)		 CompactFlash (Type I)
CompactFlash (Type II)
CompactFlash (Type II)
CompactFlash (Type I)

DXO Mark Scores
Image quality
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 66.0 81.0
Color depth
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 22 bits 23.5 bits
Dynamic range
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 11.7 EV 12.2 EV
Low light performance
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 854 ISO 2,290 ISO