Roborock Q7 M5 vs Eufy C28: Which Robot Vacuum & Mop Fits Your Floors?

Dust or spills — pick your enemy. That's really what the Roborock Q7 M5 vs Eufy C28 robot vacuum & mop decision comes down to, because these two machines solve opposite household problems with hardware that barely overlaps. One is a vacuum first. The other is a floor washer that happens to vacuum well. This is a spec-based analysis using published manufacturer specifications and market comparisons. No hands-on testing was conducted.

Start with the Roborock. PreciSense LiDAR handles mapping, a dual anti-tangle brush system handles the hair, and a self-empty dock swallows debris for up to nine weeks before you think about it again. Homes with shedding pets and wall-to-wall carpet are the obvious target here, and the feature list never wanders far from that goal.

Eufy went the other direction entirely. A HydroJet roller mop sits at the center of the C28, backed by a station that washes the roller, dries it, refills the tank and empties the bin. Where the Q7 M5 stays in a cost-effective mid-tier slot and keeps its attention on dry debris, the C28 climbs the feature ladder by automating the part of mopping everyone hates. Work out whether your floors are mostly carpet or mostly hard surface and the rest of this comparison largely answers itself.

Roborock Q7 M5

Carpet-and-pet-hair pick, with a dock that handles dust and nothing else.

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Eufy C28

Hard-floor washer, with a station that cleans and dries its own mop.

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Roborock Q7 M5 vs Eufy C28 Robot Vacuum & Mop: Specs Comparison

Numbers first, arguments after. Here's how the two line up on paper, and where the gaps actually change your day-to-day routine.

Design & Build Quality

Two chassis, two philosophies. Roborock sticks with the classic round shell and plants a PreciSense LiDAR turret on top, which buys quick 360-degree mapping at the cost of a few millimeters of height — worth measuring if your couch sits low. Its dock is a dry-debris machine, with a bag that holds 7 to 9 weeks of dust before it needs swapping. Inside the cleaning module, a dual anti-tangle brush roll keeps long hair from spooling tight around the roller.

Eufy's robot looks slim up top but drags a far bigger station behind it. That base holds clean and dirty water reservoirs alongside an auto-emptying dust bin, so it claims real floor space rather than tucking away. Rather than a flat pad or a vibrating plate, the C28 runs a HydroJet roller mop, which demands internal water routing and onboard wastewater separation. Zero-Tangle hardware in the brush assembly slices trapped fibers loose before they bind the drive mechanism.

Both shells use hard-wearing plastic, so neither feels flimsy. But the C28 is the heavier, busier machine of the pair — motorized mopping components and a multi-function dock do that to a design.

Performance & Key Features

Raw numbers tell you almost nothing until you know your floors. Take the Q7 M5 first. Suction tops out at a rated 10,000Pa, enough to drag embedded grit and pet dander up out of low- to medium-pile carpet.

PreciSense LiDAR builds accurate multi-floor maps and unlocks zone cleaning, no-go zones and tidy S-shaped paths through the Roborock app. Mopping, though, is a surface-wiping attachment. Fine for a light daily pass over dust. Useless against anything set in.

Now the C28. Suction is rated at 15,000Pa, which clears dry debris without complaint, but the headline hardware is the HydroJet Roller Mop system. Instead of dragging a damp microfiber cloth around your kitchen, it washes the roller continuously, laying down fresh water while scraping the dirty liquid into a dedicated recovery chamber. Muddy paw prints and sticky spills get scrubbed off rather than spread across the room.

Then there's the station. It washes the roller, dries it with heated air so it never turns sour, refills the robot's reservoir and empties the dustbin. Roborock's dock does exactly one job — dust — leaving you to detach and wash the mopping pad by hand. On obstacles, the C28 leans on visual and sensor-based avoidance to dodge stray cables and toys, while the Q7 M5 works mainly from its LiDAR tower and physical bumper sensors.

Pros & Cons: Roborock Q7 M5

Strengths and limits both trace back to a single design decision: this is a vacuum first, and everything else is secondary.

Pros: 10,000Pa suction lifts dirt out of deep carpet fibers and tight rug weaves. The dual anti-tangle system stops long hair and pet fur from choking the roller brush assembly. PreciSense LiDAR maps quickly, accurately, and handles multi-floor layouts without drama. And the self-empty station holds 7 to 9 weeks of debris, cutting how often the dock enters your routine at all.

Cons: mopping is a flat pad, so dried-on messes stay exactly where they are. The dock empties dust and does nothing else — that pad comes off and gets rinsed by you. The LiDAR turret also adds height, which matters under low-slung furniture.

Pros & Cons: Eufy C28

Everything about the C28 points toward hard floors and minimal manual effort. Its dock is the sell: auto mop washing and drying stacked on top of standard self-emptying and water refilling. The HydroJet Roller Mop cleans continuously, backed by 15,000 Pa of suction and a Zero-Tangle system aimed squarely at pet hair. No sour mop smell, no post-clean chores waiting for you.

Cost and floor space are the price of admission. Positioned well above the Q7 M5, it's a bigger up-front spend than mid-tier rivals. The base station — clean tank, dirty tank, dust collection, mop drying — needs a permanent, sizeable corner of a room. Households running mostly deep-pile carpet get the least from it, since the engineering leans hard toward high-efficiency hard-floor scrubbing and full dock automation.

Real Buyer Scenarios

Picture a two-story house with carpet everywhere, a shedding retriever and stairs. That's Q7 M5 territory. 10,000Pa suction plus the dual anti-tangle brush roll deals with the daily hair problem, PreciSense LiDAR keeps multiple floor maps straight, and the dry self-empty dock only wants attention roughly every two months. You'll spend less getting there, too, and the app controls stay refreshingly simple.

Swap that carpet for hardwood, tile, laminate or vinyl, add a toddler and a dog with muddy feet, and the math flips completely. 15,000Pa suction paired with the HydroJet continuous washing roller sanitizes hard floors far better than a dragged pad ever will. The station takes over mop washing, hot-air drying, water refilling and dust extraction on its own schedule. If you want mopping erased from your week, the dock footprint and higher price are a fair trade.

Alternatives Worth Considering

Neither one landing? A few rivals split the difference in useful ways. The ECOVACS DEEBOT T80S Omni plays in a similar mid-to-high bracket, featuring 24,800 Pa suction and a TruEdge Instant Self-Cleaning OZMO Roller mop. Mixed-flooring homes that need heavy carpet vacuuming plus genuine edge mopping should shortlist it first.

For large floor plans with debris packed along baseboards, the Dreame L40 Ultra Gen 2 pairs 25,000 Pa of suction with an extendable side brush and mop system. Want a cheaper entry into hands-free upkeep? The Eufy Omni C20 gets you there, packing auto mop washing and drying into a low-profile 3.35-inch chassis that slips under standard living room furniture. And if self-emptying vacuuming with basic mopping is genuinely all you need, the Q7 M5 delivers 10,000 Pa and a 7-to-9 week dustbin without a multi-tank station colonizing your hallway.

Final Verdict

The Roborock Q7 M5 vs Eufy C28 robot vacuum & mop question has a clean answer the moment you look down at your own floors. Same category, opposite priorities, almost no overlap in who should buy which.

Choose the Roborock Q7 M5 if carpet covers most of your home, pets shed year-round, or you just want vacuuming handled cheaply and reliably. Its 10,000Pa suction pulls embedded dirt out of rug fibers, the dual anti-tangle setup keeps long hair off the roller, and the self-empty station holds up to nine weeks of dust between bag changes.

Choose the Eufy C28 if hard floors dominate and spills are a weekly fact of life. Nothing here scrubs like the HydroJet roller, and the station's washing, drying and refilling cycle deletes the chore you actually resent. Surrender the floor space. You get your weekends back.