The Echo Show 10 is designed as a tabletop device, with a built-in stand holding the 10.1-inch display. The Echo Show 21 can be mounted on a wall or placed on a table (though to do the latter, you ...

My Echo Show 8 ($150) won't always show me my widgets, and the Echo Show 15 ($280) is great for widgets but too big to, well, put anywhere.

For those who balk at the relatively small 5.5-inch display size, Amazon is also selling the much larger Echo Show 10 for $160 as part of the same Black Friday deal. This represents a savings of $90.

The Echo Show 10 is quite expensive at $250, while the Nest Hub (2nd Gen) is just $100. So if you’re working with a budget, the Nest Hub should instantly be more appealing.