Several factors have contributed to the sudden expansion of connected car services available or coming to the market, most notably the expansion of mobile broadband networks, high penetration of smartphones in the consumer market, and auto manufacturers' re-evaluation of connected services as a competitive advantage and means to generate new revenues.

While the connected car and smart home ecosystems haven't yet entered the mainstream, neither is in its infancy. Crossover between the two markets is evident and offers a unique opportunity for the ecosystem players.

From the article "Smart Homes Meet Connected Cars: X Marks the Spot" by Jennifer Kent.