At Engadget, we’ve tested scads of audio equipment. In our guide to the best Bluetooth speakers and smart speakers, we break down which, out of the thousands out there, are worth your money. Not surprisingly,

Sonos Era 100: was $249 now $199 @ Amazon Sonos' entry-level smart speaker is a triumph of design, ease of use, and sound quality. It sounds much bigger than it actually is, and slips really neatly into any kind of decor that you might have around your house. Works with the Sonos smart assistant or Alexa as well. Price check: $249 @ Best Buy

If you’re going to buy a Bluetooth speaker on Prime Day, get the Sony SRS-XG300 that’s now on sale for $148 — that’s a whopping $202 off its MSRP and the best price we’ve ever seen for this particular model.