General

Nikon D3100 Nikon D80
Brand
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Nikon Nikon
Lowest price
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$284.99 $975.00
Announced
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August, 2010 August, 2006

Sensor

Type
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CMOS CCD
Size
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APS-C 23.1x15.4mm APS-C 23.6x15.8mm
Crop factor
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1.6x 1.5x
Megapixels
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14.2 MP 10 MP
Light sensitivity
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3,200 ISO 1,600 ISO
Light sensitivity (boost)
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12,800 ISO 3,200 ISO
Sensor cleaning
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Yes Unknown

Sensor (Advanced)

True resolution
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14.2 MP 10 MP
Native resolution
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4608 x 3072 3872 x 2592
Pixel size
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25.1 µm² 37.2 µm²

Screen

Type
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LCD LCD
Size
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3.0" 2.5"
Resolution
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230k dots 230k dots
Touch screen
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No No
Flips out
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No No
Live view
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Yes No

Lenses

Lens availability
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205 lenses 205 lenses
Lens focus motor
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No Yes
Lens mount
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Nikon F Nikon F

Form factor

Size
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124x96x73 mm 132x103x77 mm
Depth
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2.9" 3"
Weight
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505 g 668 g
Interchangeable lenses
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Yes Yes
Waterproof
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No No
Weather sealed
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No No

Viewfinder

Type
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Pentamirror Pentaprism
Viewfinder size
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0.51x 0.62x
Coverage
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95% 95%

Movies

Format
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1080p @ 24fps 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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No n/a
Autofocus
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Contrast detection None
Continuous focus
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Yes n/a
All formats
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720p @ 25fps
720p @ 30fps
720p @ 24fps
640 x 424 @ 24fps
1080p @ 24fps
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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400 ms 500 ms
Shutter lag
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279 ms 250 ms
Battery life
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550 shots Unknown
Continuous shooting
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3 fps 3 fps

Focus system

Autofocus
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Phase detection Phase detection
Focus points
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11 11
Cross type focus points
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1 1

Shutter

Max
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1/4000s 1/4000s
Min
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30s 30s

Flash

Built-in flash
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Yes Yes
Popup
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Yes Yes
External connection
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Yes Yes

Storage

Storage slots
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1 1
Supported formats
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SD
SDXC
SDHC
SD
SDHC

DXO Mark Scores

Image quality
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67.0 61.0
Color depth
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22.5 bits 22.1 bits
Dynamic range
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11.3 EV 11.2 EV
Low light performance
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919 ISO 524 ISO
Nikon D3100
D3100
Nikon

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Nikon D80
D80
Nikon

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