Cowon J3 although not mentioned explicitly in order to compete with the PMP which but when observed it was probably cheaper version of the Microsoft Zune HD, yes or no? Look at the start of a similar shape to the same screen size is 3.3 inch (480 × 272) and using sensitive AMOLED screen.
This may be a consideration before you buy Apple iPad. HP Slate lot of people predicted to be one of the iPad competitors will soon be launched in the near future. HP Slate have form similar iPad but cheaper than iPad this information taken from some source.