Smart speakers have the capability to respond to a variety of verbal prompts, including navigation and information queries, commands, and requests for commerce and local information. In terms of accurate responsiveness, Google Home scored the highest in four out of five types of questions.
Google Home
Shipments of Google Home units are increasing steadily; they're projected to reach around
140 million units by 2025. Using a voice assistant is an integral part to many smart home devices, as
over 90,000 smart home devices can be supported by a voice assistant as of 2019. Thirty thousand of these use Google Home’s platform.
Amazon Alexa
Amazon Alexa is the platform that supports the
highest number of devices, growing from 4,000 in 2017 to around 60,000 today. Amazon Alexa's skills are increasingly numerous, reaching
over 80,000 by the end of 2018. Amazon Alexa is
most frequently used to check the weather or news, answer a question, and to control music.