Linpus

Desktop
Linpus Linux is used in the Acer Aspire Revo R3700 desktop pc, it comes with as standard either Linpus or Windows 7.

Cost
There is a free version, but the full version costs $4.99 USD.

The lite version is free (of course).

Lite
Acer Aspire One: Linpus Linux Lite 9.4

System Requirements (Regular)

 * Windows 8


 * Touch Screen


 * CPU Speed of 1GHz or better


 * 4GB of Space or more


 * 512MB of RAM or better


 * $4.99 for full version

System Requrements (Lite)

 * 64-bit CPU


 * CPU Speed of 1GHz or better


 * 6GB of Space or more


 * 1GB of Ram or better (oddly higher than full version)

Notebook
Have some Q&A in http://www.linuxforum.com/forums/index.php/board,19.0.html
 * Acer Aspire 5315: Linpus Linux 9.4, KDE base