New test shows that Google Assistant is the smartest virtual personal assistant

Virtual personal assistants were tested in a new study that contained 4,952 questions that were asked to all four assistants. Each response was divided into one of five categories. Did the assistant answer verbally? Was the answer sourced from a database like the Knowledge Graph? Did the answer come from a third party source like Wikipedia? Did the assistant fail to understand the question? Did the assistant understand the question, but fail to answer correctly?

The four virtual personal assistants tested were Alexa, Microsoft's Cortana on the Invoke smart speaker, Google Assistant on the ...