Sony
NEX-7
 vs
Sony Alpha
NEX-3

General

 Sony NEX-7 Sony Alpha NEX-3
Brand
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 Sony Sony
Lowest price
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 $948.00 $354.69
Announced
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 August, 2011 May, 2010

Sensor
Type
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 CMOS CMOS
Size
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 APS-C 23.5x15.6mm APS-C 23.4x15.6mm
Crop factor
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 1.5x 1.5x
Megapixels
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 24 MP 14 MP
Light sensitivity
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 16,000 ISO 12,800 ISO
Light sensitivity (boost)
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 Unknown None
Sensor cleaning
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 Yes Yes

Sensor (Advanced)
True resolution
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 24 MP 14 MP
Native resolution
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 6000 x 4000 4592 x 3056
Pixel size
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 15.3 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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 921k dots 920k dots
Touch screen
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 No No
Flips out
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 Yes Yes
Live view
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 Yes Yes

Lenses
Lens availability
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 21 lenses 21 lenses
Lens focus motor
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 Yes Yes
Lens mount
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 Sony E Sony E

Form factor
Size
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 111x59x38 mm 117x62x33 mm
Depth
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 1.5" 1.3"
Weight
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 350 g 297 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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 100% n/a

Movies
Format
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 1080p @ 60fps 720p @ 30fps
Supports 24p
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 Yes No
High-speed framerate
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 None None
External mic jack
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 Yes Yes
Autofocus
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 Contrast detection Contrast detection
Continuous focus
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 Yes Yes
All formats
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 480p @ 30fps
1440 x 1080 @ 30fps
1080p @ 60fps
1080p @ 24fps		 720p @ 30fps
480p @ 30fps

Features
Panorama
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 Yes Yes
HDR
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 Yes Yes
3D
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 Yes 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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 1200 ms 1000 ms
Shutter lag
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 223 ms 670 ms
Battery life
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 430 shots 330 shots
Continuous shooting
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 10 fps 7 fps

Focus system
Autofocus
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 Contrast detection Contrast detection
Focus points
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 25 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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 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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 SDHC
Memory Stick PRO-HG Duo
SD
SDXC
Memory Stick PRO Duo		 SD
Memory Stick PRO Duo
SDHC
SDXC
Memory Stick
Memory Stick Duo
Memory Stick PRO Duo
SDHC
SD
Memory Stick Duo
SDXC
Memory Stick

DXO Mark Scores
Image quality
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 81.0 68.0
Color depth
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 24.1 bits 22.1 bits
Dynamic range
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 13.4 EV 12 EV
Low light performance
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 1,016 ISO 830 ISO
Sony NEX-7
NEX-7
Sony

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Sony Alpha NEX-3
Alpha NEX-3
Sony

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