TomTom ONE GB - £162.99 delivered @ Amazon !
Edit : now £161.78 delivered & includes Free Saftey camera database)
Manufacturer's Description : TomTom ONE regional -Your first step in car navigation? TomTom ONE combines ease of use, portability, touchscreen technology and an elegant, unmistakable new design. Drivers can enjoy the benefits of a TomTom ONE immediately, thanks to TomTom's award-winning plug and drive navigation software pre-installed on a memory card. This means there is no need to download complicated software, just plug in and start using. TomTom ONE comes with the latest regional maps of your Country/Region. With TomTom ONE, everyONE can find their way from A to B!