Vexia is banging out new "Econav" GPS devices with the launch of the Econav 480 and 380 in the UK in time for Christmas.

As with previous models, they launch with the boast of informing you of the most ecological and economical way to drive.

Vexia has followed up the launch of its "Econav" 430 with the announcement that the 435 will soon be available in the UK.

Launching with similar bold claims the first model enjoyed, the eco gadget claims to reduce fuel consumption by up...

Vexia has announced the launch of econav, describing it as a new, green category of satnav that reduces your fuel consumption by up to a third by showing you the most economical and ecological way to drive.

The bold claims from Vexia suggest...