I can't swear that the Sony and Kobo are up to date. I thought the Sony T was 149.
Also I wish the Ipad had been included just for comparison.
http://paidcontent.org/table/compari...september-2011
I know you know this but just in case, you will have to hit your enlarge buttons on your browser to see the details.
For Firefox to make larger, hit at the same time the two buttons:
(ctrl) (+) --- don't hit the parenthesis please
to make smaller use
(ctrl) (-)
to reset for normal size
(ctrl) (0)
Do it several times until you can see the chart.