The Mio Navman 687 satnav marks an interesting turn for the satnav maker. It’s one of the first models to license IQ Routes technology, which roadsters may recognise as a TomTom technology, born and bred. Is it enough to outclass its competitor? And what about those pesky satnav apps on mobiles? Curious, we took it for a spin: read on to find out what we made of it in our Mio Navman 687 review.