Version 3 of the Navigo is now available here
BRAND NEW Navigo 3.5" Version 3 Sat Nav - UK Maps, Lane Navigation, Postcode Search, TFT flat Touch Screen - ALSO plays MP3 & MP4 - Ebuyer
It's even cheaper too!
With memorymap and a CAA chart it's complete GPS for around £70.
Have just ordered both, will report back.