http://www.techradar.com/news/sonos-one-vs-amazon-echo-can-sonos-beat-amazons-home-team-advantage >After over a year of promises, Sonos has finally announced its own smart speaker. Called the Sonos One, the speaker will combine the intelligence of Amazon's Alexa with the multi-room capabilities of Sonos when it releases on October 24.  >Not to be outdone, Amazon has also announced some new additions to the Amazon Echo lineup. There are now a dizzying array of different Amazon Echo speakers from the screen-equipped Amazon Echo Show to the miniature Amazon Echo Dot, but for the purposes of this guide we'll be comparing the newly announced Amazon Echo, since this is likely to become the default version of the smart speaker going forward after it releases in November.