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| Product name | |||||
| Price | Pricing not available | Pricing not available | $34.99 to $51.99 |
As shown: $99.95
| $55.26 to $97.79 |
| CNET editors' rating | |||||
| Average user rating |  | | |||
| Release date | September 15, 2008 | September 15, 2008 | August 24, 2011 | September 01, 2010 | |
| The Bottom Line | Thanks to excellent sound quality, integrated noise-canceling functionality, and several smart music sorting options, the Sony S-Series Walkman is a superb choice for music aficionados. | Thanks to excellent sound quality, integrated noise-canceling functionality, and several smart music sorting options, the Sony S-Series Walkman is a superb choice for music aficionados. | SanDisk's tongue-twister of an MP3 player is a stupefying value and its practical clip-on design is perfect for the gym. | The second-generation Sony E-Series Walkman remains an excellent value thanks to its ultralow pricing, pocketable design, handy features, and great sound quality. | You can find smaller or cheaper MP3 players, but you won't find a better value than the Sansa Fuze+ in terms of dollars per features. |
| Similar Products | Compare more products | Compare more products | Compare more products | Compare more products | Compare more products |
| Features | |||||
| Flash memory installed | 8 GB | 8 GB | 4 GB | 16 GB | 8 GB |
| Flash memory form factor | Integrated | Integrated | Info unavailable | Integrated | Integrated |
| Dimensions (WxDxH) | x1.7 in x 0.3 in x 3.5 in | x1.7 in x 0.3 in x 3.5 in | Info unavailable | x1.7 in x 0.4 in x 3.5 in | Info unavailable |
| Weight | 1.6 oz | 1.6 oz | Info unavailable | 1.9 oz | Info unavailable |
| Resolution | 240 x 320 | 240 x 320 | Info unavailable | 240 x 320 | 320 x 240 |
| Battery technology | Lithium ion | Lithium ion | Info unavailable | Lithium ion | Info unavailable |
| Mfr estimated battery life | 40 hour(s) | Info unavailable | 15 hour(s) | 30 hour(s) | 24 hour(s) |
| Software type | Microsoft Windows Media Player 11 Napster | Info unavailable | Napster Rhapsody Media Player EMusic Drivers & Utilities | Drivers & Utilities | Drivers & Utilities |
| PC interface(s) supported | Info unavailable | USB | Hi-Speed USB | USB | USB |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
| Buying choices | Pricing not available | Pricing not available | | Pricing not available | |
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Sony Walkman NWZ-S638 compare (8GB, red)
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