dreame L40 Ultra Robot Vacuum with Removable & Liftable Mop, Extendable & Liftable SideBrush, 11,000Pa Suction, 149℉ Mop & Washboard Self Cleaning, Auto-Empty, Auto Refill, Voice Control

This is an excellent product and has performed exceptionally well to date. It operates with minimal noise, delivers strong cleaning performance, and provides effective mopping. The device uses only around 20% battery charge to complete a full home cleaning cycle, which reflects impressive efficiency. My previous machine used to take 80-90% battery charge to complete same area. Navigation is precise, with no collision issues, and it reliably detects cables and other objects, preventing interruptions or damage. Previously, I used another machine with over 54,000 reviews, which I ultimately returned due to poor cleaning results and frequent navigation failures. In comparison, the Dream L40 is available at a similar price point, offers more features, and delivers significantly better performance. Overall, it has been working flawlessly and has exceeded my expectations

The world of these robotic vacuums is horribly confusing. Maybe even on purpose. The mid-tier robots (such as this Dreame L40 Ultra) is littered with so many options, and the prices vary so wildly, it is nearly impossible to feel like you've gotten a reasonable deal. This particular robot was variously priced from $800 to $400 over the space of just a couple of months. When I got it, which was outside of a Prime-Day sale, it was about $480. I watched dozens and dozens of hours of comparison and performance videos and real-world tests, as well as asking AI and making my own chart of features vs price. I landed on this mode for my house. (Look up "Just a Dad" on YT for his reviews). If I were doing this again, I'd probably opt for something with a bit higher suction power than 11k Pa. But 11k does fine. The app is just OK, but is probably on par with the others. Object recognition and avoidance is pretty good but it will not avoid some wires/cables or floor mats. It doesn't always detect carpet really well. What I like is the mapping/sensing/avoidance capability, the mopping, and heated mop washing and drying. I've almost never had it get lost or stuck somewhere unless it got tangled up in a cable... in that case, if you have a problematic area, you just tell the app to avoid that area as a no-go zone. These units work best if they run every day or two. Don't expect a single run to be like a cleaning service. And it won't get under/around everything -- this is for daily use and you'll still need to clean more deeply from time to time by hand. Anyway, it does a great job. It SOMETIMES gets confused about thresholds and will spend a ton of time trying to get over them, and sometimes it gets over them no problem. It has a lot of strategies to get over thresholds and I've never had one get "stuck," though I've wanted to help him when he is struggling! It does require maintenance. I have had to manually clean out the on-board dirt receptacle when it has sucked up a bottle cap or something that blocked it from emptying at the dock. You have to put in water and empty the dirty water frequently. A NOTE ABOUT WATER: add a few tablespoons of isopropyl alcohol (rubbing alcohol) either 70% or 90% to the clean water, and maybe a drop or two of dish soap (no more). This will make the floor dry faster and also keep the dirty water tank from growing anything that smells horrible. I have yet to have a bad smell at all from the dirty water and I've left water in there for days and days before. If I could, I'd get the kit (do they make one for this robot?) to fill and empty water to the utilities. But alas, I'm too lazy for that, and am not really set up for it.

I’m really impressed with this vacuum—especially for the price. I got it during the Prime Day sale for $474, and at that price point, the value is hard to beat. The navigation and object avoidance are solid. Not perfect, but definitely good enough. I have a long-haired dog that sheds like crazy, and this vacuum leaves my hard floors spotless. It also does a pretty good job on rugs, picking up most of the fur. While it doesn’t get everything, I’ve gone from vacuuming daily to only needing to do it every few weeks. The mopping feature is another highlight. I live alone with my dog, so my floors aren’t too dirty, but it’s done such a good job maintaining them that I haven’t had to mop since I got it. The auto-cleaning of the mop pads is also a nice bonus and works really well. It’s important to have realistic expectations with these machines. Robot vacuum technology has come a long way in the last decade, but it’s still not perfect. Navigation and object avoidance can occasionally be a little wonky—but that’s true for every robot vacuum on the market right now, even the high-end models. I think a lot of the 1-star reviews come from people expecting a flawless, zero-maintenance experience, which just isn’t realistic at this stage. We’re not quite at the point where these are fully hands-off or completely autonomous. There's also a lot of debate about roller mops vs. spinning mop pads. I’ve tested this against higher-end options like the Ecovacs T80 Omni and the Eufy E28, and honestly, roller mops feel overhyped. Unless you’re constantly tracking in mud or spilling liquids, you probably won’t notice much difference in cleaning performance. For normal daily maintenance, this spin mop design is more than enough. The app is also user-friendly, setup was quick, and the vacuum is surprisingly quiet—both when cleaning and when auto-emptying. Overall, this robot vacuum offers flagship-level features at a fraction of the cost. I’ve tested premium models over $1,000, and while they might be slightly better in certain areas, the improvements are marginal and don’t justify the massive price difference. With how fast robot vacuum tech is evolving, it’s hard to justify spending top dollar for something that could feel outdated in just a couple of years—especially when you can get something like the L40 Ultra for under $600 that performs just as well.

Great robot vacuum and mop. The main reason I got this one is due to its hot water mop cleaning. I found that it really does a good job automatically cleaning the mop pads. It also has a setting where it run a second pass on extra dirty rooms depending on how dirty the mop pads are. For maintenance I mostly just have to change the water in the dock and clean the robots filter every few weeks. Other than that you need to sometimes clean the dock and replace the dust bag when it’s full. The robot does a really good job mopping. It does about as good at vacuuming as other robots, good on hardwood okay on carpet. The mop extends the edge of baseboards and the spinning brush extends into corners getting most of the floor. I find that the mop sometimes doesn’t make full contact with the floor so I have to use the deep cleaning mode The robot has some weird mapping, going in very unusual routes and sometimes stopping to think. Overall, it’s a great robot requiring very little maintenance for less than $500

I waited a few weeks to leave a review for this vacuum mop combo. My tile is dark and smooth textured so everything shows up on it. I have four dogs and three kids so as you can imagine my floor needs mopping everyday haha! It's nice to have a little buddy to help me out on the days I am too tired to vacuum or mop myself. This machine not only does a great job vacuuming, but mopping as well! The mop was the part that I was really picky about because I already have a Roomba vacuum. I like that it cleans its own mop pads and dries them when it's finished. It does a decent job mopping, it took me a little bit in the app to get the no mop zones (carpeted rooms) marked correctly but once I did it worked great. The app is pretty easy to navigate. You can have the machine mop and vacuum in the same job, mop only, or vacuum only. I love having these options! It also has a camera on the front and does a great job avoiding obstacles and it lights up whenever it's in a dark room so it can see where it's going. I'm really impressed with all the features on this thing compared to other similar models that I tried before this one. I got another brand for Christmas and was not impressed, then bought another brand and wasn't impressed with that one either so this one made the cut out of three haha. When spending this much money on a machine you have to be picky! :)