Gamertell has posted a comparison piece that looks at the motion controlled devices announced by the Big Three (Nintendo, Sony and Microsoft) at E3 2009.
From the article:
"The press conferences for the Big Three - Sony, Nintendo and Microsoft - put at least partial rest to months of speculation, rumors and artist renderings of supposed motion control devices being released by each company. The good news is that all three were able to perform live demonstrations of the technology.
But, the question remains as to which of the three will have the best wireless motion-controlled device. Here's a look at each comparing the similarities and differences with a hypothetical call as to which will be the best in several categories and the overall best of the three"