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Sony NW-E403 Rot

alaTest has collected and analyzed 132 reviews of Sony NW-E403 Rot. The average rating for this product is 3.9/5, compared to an average rating of 3.9/5 for other MP3 Players for all reviews. Opinions about the battery and sound are generally positive. The design and performance also get good feedback. There are some critical opinions about the reliability.

usability, performance, design, sound, battery


We analyzed user and expert ratings, product age and more factors. Compared to other MP3 Players the Sony NW-E403 Rot is awarded an overall alaScore™ of 74/100 = Good quality.

Review analysis

(Based on 132 reviews)

2 expert reviews

User Reviews  

Showing 50 review(s)

Expert Reviews User Reviews


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Showing 1 - 50 of 50 Show Reviews: in English | in other languages (82)

Consumer review ( review summary for Sony NW-E403 Rot


alaTest has collected and analyzed 50 user reviews of Sony NW-E403 Rot from The average user rating for this product is 4.1/5, compared to an average user rating of 4.0/5 for other MP3 Players on Views about the portability and size are overall positive. The sound and battery are also mentioned favorably. There are some less positive views about the reliability.

usability, battery, sound, size, portability


90% of the reviews on give this product a positive rating.

This summary is based on the products: Sony NWE403 256MB MP3 Walkman - BlackSony NWE403 256MB MP3 Walkman - Black

Jun, 2018

Product Specifications


Color of product:Black / Black, Silver / Green / Red

Energy Management

Battery Technology:Lithium-Ion (Li-Ion)
Continuous audio playback time:50

File formats

Audio formats supported:MP3, WAV, WMA

Other Features

Connectivity Technology:Wired
Dimensions (WxDxH):3.34 x 0.547 x 1.13
File type:Word, Powerpoint, ATRAC, Mp3, Jpeg, Mpeg
Wireless technologies:Wired

Packaging Content

Bundled software:SonicStage software 3.0 / SonicStage-software, versie 3.0


Battery Technology:Lithium-Ion (Li-Ion)
Continuous audio playback time:50


FM radio: No

Record Modes

Voice recording: No


Player media type:Flash-media
Total Storage Capacity:0.256

Weight & Dimensions