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Sony NWZ-S639
Sony E-Series Walkman (2nd Generation)
Sony Walkman NWZ-E453
Sony NWZ-W252
Sony NWZ-E353
Sony NWZ-S639  16 GB  Digital Media Player
Sony Walkman NWZ-E345RED 16GB Red MP3 Player  2  LCD  Flash Drive  FM Tuner  4 Hours Video  30 Hours Audio
Sony Walkman NWZ-E453 (4 GB) MP3 Player
Sony NWZ-W252 MP3 Player
Sony NWZ-E353  4 GB  MP3 Player
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Score
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Score
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Score
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Score
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ReviewGist
Score
Release Date
Aug 2009
Sep 2009
Sep 2010
Apr 2010
Aug 2010
Weight
1.62 oz.
1.9 oz.
2.04 oz.
1.6 oz.
1.9 oz.
Main Storage Type
Built-in Memory
Built-in Memory
Built-in Memory
Built-in Memory
Built-in Memory
Storage Capacity
16.0 GB
16.0 GB
4.0 GB
1.68 GB
4.0 GB
Number of Songs
4100.0
2000.0
880.0
470.0
1000.0
Use
Music, Video, Photo Viewing
Music, Video, Photo Viewing
Music, Recording, Photo Viewing, Video
Music
Music
Average Rating
 4.4 stars
 3.8 stars
 4.0 stars
 3.1 stars
 3.0 stars
Audio
100% Positive
93% Positive
7% Negative
100% Positive
100% Negative
Image
60% Positive
40% Negative
87% Positive
13% Negative
100% Positive
Interface
66% Positive
34% Negative
66% Positive
34% Negative
100% Positive
33% Positive
67% Negative
Battery
100% Positive
100% Positive
100% Positive