Cellphone-level connectivity, natural language voice control and predictive systems will add to the capability and rewrite the current model through which OEMs sell subscription services or drivers use mobile phones, he says. As costs have declined and OEMs have learned to price and package navigation for entry-level buyers, NNG predicts take rates will continue to grow for the next 5 to 7 years.

Crucially, however, in-car mapping using common source data is the only way to support autonomous vehicles of the future, Robnett says.