It joins an ever-growing list of Amazon devices built around Alexa, the most notable of which is the popular Echo Dot (5th Gen). But what exactly is the difference between these two smart devices ...

Amazon Echo Studio fills ... Atmos as well as '3D Audio' music. There is not an awful lot of music available in 3D at present – even Amazon's own 'best of 3D audio' Alexa playlist is fleetingly ...