"In a recent test comparing virtual assistants from Amazon, Apple, Google and Microsoft, Google’s assistant was the most capable of performing basic tasks, largely because it drew data from Google’s search engine.
Is Home smarter than Echo?
Thanks to Home’s reliance on Google’s search engine, it will probably be a smarter speaker than the Echo when it comes to basic tasks like web searches and looking up traffic data. However, when it comes to actions offered by outside companies — like the ability to order a pizza from a restaurant or to set your Internet-connected thermostat — Home’s success will depend largely on whether Google persuades third-party developers to create tasks that work with it."
Google Home vs. Amazon Echo. Let the Battle Begin. - The New York Times