Unless you’ve been OOO for the past 24 hours with your phone on DND mode, you’re probably aware that it’s Prime Day. And you likely know that this year the event is four days instead of two. The sheer volume of sales is enough to make your head spin, and the extended time window probably has you wondering if the deals are changing each day.

We’re here with Prime Day 2025 and it feels like a new era. The event is longer, which can make it feel a bit like Black Friday. Another thing making it look like Black Friday? Our top pick among the best fitness trackers — the Fitbit Charge 6 — is back to its rarely-seen Black Friday pricing.

Our editors rounded up the best Prime Day robot vacuum deals, including savings of up to 50% on top-rated models from iRobot, Shark and Eufy.