Remember when you had to pick up a stuck robot vacuum and clean the roller because of minor hair tangles? Those days of needing to frequently fix a stopped vacuum during cleaning have become a thing of the past, thanks to incredible advancements in technology. Today’s robot vacuums can run smoothly for months without needing any help. This rapid evolution is partly because brands like Eureka always push themselves to innovate, and certainly don’t believe in incremental updates between models.The J15 Pro Ultra is a wonderful robot vacuum and remains a top pick on our list of the best robot vacuums. But it’s truly overshadowed by the company’s latest and greatest – the Eureka J15 Max Ultra. With more suction power, smarter AI, better navigation, and enhanced cleaning features, the J15 Max Ultra definitely earns its moniker. Here’s everything you need to know.