Best Amazon Alexa Echo Smart Speaker - Amazon added an LED clock to its third-gen smart speaker to create the Echo Dot with Clock, and it’s our favorite speaker for the price. Not only does this 2019 third-gen Dot boast impressive sound for its modest profile. The third-generation Amazon Echo speaker, released in October 2019, is one of most premium Alexa the one most people should think of buying when they consider an Alexa voice-controlled speaker, and it’s the best Alexa speaker for those who are new to smart speakers. The Amazon Echo Show Five comes with a smart alarm clock. It’s compact design fits in any room. The Echo Show Five is the smaller version of the full-size Echo Show.