Amazon's new Echo Show 21 is its biggest-ever smart display – and has an upgraded Echo Show 15 sibling

• Amazon has launched its biggest-ever smart display – the Echo Show 21
• It combines a 21-inch screen with new features like improved audio
• The Echo Show 15 has also been upgraded with the same new features

If you like the idea of having a wall-mounted smart display for video calls, photo sharing, and family organization, Amazon has just launched two tempting new options – an upgraded Echo Show 15 and its biggest-ever smart screen, the new Echo Show 21.

The Echo Show series is already available in bewildering array of screen sizes, starting with the Echo Show 5. But these two new models are unique – not only are they Amazon's largest options, with 15-inch and 21-inch screens respectively, they're also designed to be wall-mountable. That makes them particularly suitable for busy kitchens with cluttered worktops.

The original Amazon Echo Show 15 launched in September 2021, but it's been updated ...