Panasonic Lumix
DMC-G1
 vs
Sony Alpha
NEX-5

General

 Panasonic Lumix DMC-G1 Sony Alpha NEX-5
Brand
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 Panasonic Sony
Lowest price
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 $489.90 $569.00
Announced
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 September, 2008 May, 2010

Sensor
Type
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 CMOS CMOS
Size
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 Four thirds 18.0x13.5mm APS-C 23.4x15.6mm
Crop factor
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 2x 1.5x
Megapixels
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 12 MP 14 MP
Light sensitivity
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 1,600 ISO 12,800 ISO
Light sensitivity (boost)
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 3,200 ISO None
Sensor cleaning
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 Unknown Yes

Sensor (Advanced)
True resolution
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 12 MP 14 MP
Native resolution
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 4000 x 3000 4592 x 3056
Pixel size
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 20.2 µm² 26 µm²

Screen
Type
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 LCD LCD
Size
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 3.0" 3.0"
Resolution
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 460k dots 920k dots
Touch screen
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 No No
Flips out
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 No Yes
Live view
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 Yes Yes

Lenses
Lens availability
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 26 lenses 8 lenses
Lens focus motor
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 Yes Yes
Lens mount
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 Micro Four Thirds Sony E

Form factor
Size
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 124x84x45 mm 111x59x38 mm
Depth
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 1.8" 1.5"
Weight
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 430 g 287 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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 Digital None
Viewfinder size
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 Unknown n/a
Coverage
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 Unknown n/a

Movies
Format
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 None 1080p @ 30fps
Supports 24p
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 n/a No
High-speed framerate
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 n/a None
External mic jack
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 n/a No
Autofocus
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 None Unknown
All formats
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 n/a 1440 x 1080 @ 30fps
1080p @ 30fps
480p @ 30fps

Features
Panorama
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 No Yes
HDR
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 No Yes
3D
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 No Yes
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 1000 ms
Shutter lag
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 Unknown 441 ms
Battery life
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 Unknown 330 shots
Continuous shooting
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 3 fps 7 fps

Focus system
Autofocus
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 Contrast detection Contrast detection
Focus points
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 Unknown 25
Cross type focus points
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 Unknown 0

Shutter
Max
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 1/4000s 1/4000s
Min
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 60s 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 1
Supported formats
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 SDHC
SD
MMC		 Memory Stick
Memory Stick PRO Duo
SDXC
Memory Stick Duo
SDHC
SD

DXO Mark Scores
Image quality
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 53.0 69.0
Color depth
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 21.1 bits 22.2 bits
Dynamic range
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 10.3 EV 12.2 EV
Low light performance
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 463 ISO 796 ISO