I should say the source was wrong claiming it was thinner than the passport(I couldn't believe it), so I asked the source... and this is what he came back with...
I'm not saying this is 100%, but this is what I was told... don't shoot the messenger
without keyboard opened:
130 x 75 x 10.5
or
with keyboard opened:
180 x 75 x 10.5
(both in mm's, obviously)..:cool: