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This tracker provides a dynamic assessment of the most relevant voice AI assistants at global level, rating their performance based on a points system composed of five strategic criteria: skills, language support, user experience, device categories, and business models.


  • Amazon's Alexa is leading in terms of personalization features when compared to other popular AI assistants in the market.
  • Apple's Siri still remains the leader in terms of language support.

Features and Benefits

  • Analyze voice digital assistants from global vendors such as Amazon, Apple, and Google.
  • Learn about the performance of digital assistants such as Alexa, Siri, and the Google Assistant.

Key questions answered

  • Which AI assistant is leading in terms of functionality and device integrations?
  • Which AI assistant's business model is predominant at present?

Table of contents


  • Introduction
  • Download 1: AI Assistant Tracker: 1H18