Compare eufy X8 Pro Robot Vacuum vs Ecovacs Deebot X9 Pro Omni Robot Vacuum and Mop

P1 eufy X8 Pro Robot Vacuum
P2 Ecovacs Deebot X9 Pro Omni Robot Vacuum and Mop

Comparison Takeaways

eufy X8 Pro Robot Vacuum

Where It Has the Edge

  • Price and Value is 4.3 vs 3.5. Value is a recurring strength, especially when discounted, delivering flagship-like suction and mapping for midrange pricing, despite a...
  • Bin and Bag is 4.2 vs 3.7. The onboard bin is small, but the dock’s 2.5L disposable bag and sealing tab make disposal cleaner and...
  • Area Rug Handling is 3.8 vs 3.4. Most rugs and medium-thickness area rugs are handled well, but thin rugs can bunch up and may need...
  • Docking and Auto-Empty Reliability (Robot) is 4.3 vs 3.9. The self-empty dock is widely seen as reliable and convenient, extending emptying intervals to roughly 45–60 days, though...

Ecovacs Deebot X9 Pro Omni Robot Vacuum and Mop

Where It Has the Edge

  • Mop lifting system is 4.6 vs 2.1. Multiple reviews mention automatic lifting behavior to protect carpets (mop lift, and in some descriptions additional component lifting)....
  • Dried-On Stain Removal is 4.9 vs 2.5. Reviewers cite exceptional performance on dried-on messes, including lab-style scoring that places it near the top of recorded...
  • Odor control is 4.8 vs 2.5. Hot-air drying and regular mop washing are repeatedly credited with preventing the damp, mildew-like smell that some robot...
  • Mopping performance is 4.6 vs 3.3. The self-washing roller mop is repeatedly called the standout feature, delivering strong scrubbing and excellent day-to-day hard-floor cleaning....
Average score
Product 1: eufy X8 Pro Robot Vacuum
3.9
Product 2: Ecovacs Deebot X9 Pro Omni...
4.3
Accessories and Tools
Product 1: eufy X8 Pro Robot Vacuum
4.2

In-box essentials (dock, mat, mop kit, cleaning tools) cover basics, but at least one reviewer wished for extra consumables like spare dust bags.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.0

Unboxings typically include the robot, dock, ramp, cord, and manuals, with a dust bag preinstalled. Multiple reviewers note that extra consumables (spare bags or detergent) may not be included.

Aesthetic design and finish
Product 1: eufy X8 Pro Robot Vacuum
4.6

Multiple reviewers call the robot and dock sleek and premium-looking, with matte finishes that blend into living spaces.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.6

Design and finish are consistently praised, with multiple reviewers calling the robot and dock premium-looking (brushed/metal-like textures and a sleeker base). Even reviewers with performance complaints tend to like the aesthetics.

AI, Smart, App and Automation
Product 1: eufy X8 Pro Robot Vacuum
4.3

Automation is a highlight: scheduling, room/zone cleans, no-go/no-mop areas, suction and water adjustments, and maintenance reminders are widely praised.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.5

The Ecovacs app is widely praised for organization and depth (routines, maps, barriers, dock controls), and multiple sources mention Matter and voice features (including Yiko). A few note that some settings are buried or that the robot can be overly chatty.

Airflow blowback
Product 1: eufy X8 Pro Robot Vacuum
3.2

Hard-floor scatter is a recurring quirk, as the rotating brush can blow or flick debris outward before it is captured.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.3

Multiple reviewers note reduced debris scattering compared with earlier models, sometimes crediting a slowed or redesigned side brush. Conversely, some negative experiences describe debris drops around thresholds or during return-to-dock events.

Area Rug Handling
Product 1: eufy X8 Pro Robot Vacuum
3.8

Most rugs and medium-thickness area rugs are handled well, but thin rugs can bunch up and may need to be removed before runs.

Product 2: Ecovacs Deebot X9 Pro Omni...
3.4

Carpet detection is described as competent, but thick rugs and thresholds are recurring pain points in negative reviews. The robot is also described as limited to standard threshold heights rather than newer advanced climbing systems.

Assembly and Setup
Product 1: eufy X8 Pro Robot Vacuum
4.3

Initial hardware setup is straightforward, but Wi‑Fi/app pairing and learning the feature set can be harder for less tech-confident users.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.0

Setup is often described as straightforward, but several reviews mention initial firmware updates, mapping hiccups, or time spent editing room divisions. Planning a little extra time for first-run mapping improves the experience.

Battery and Charging
Product 1: eufy X8 Pro Robot Vacuum
4.0

Battery performance is generally adequate for small-to-medium homes, though real-world endurance varies by mode and some reports fall well short of the headline claim.

Product 2: Ecovacs Deebot X9 Pro Omni...
3.9

Battery impressions are mixed: official low-power runtimes are strong, but measured testing and higher-power settings can look below average for efficiency and coverage per charge. Recharge-and-resume helps, and some reviewers still find it sufficient for typical homes.

Bin and Bag
Product 1: eufy X8 Pro Robot Vacuum
4.2

The onboard bin is small, but the dock’s 2.5L disposable bag and sealing tab make disposal cleaner and reduce how often you empty.

Product 2: Ecovacs Deebot X9 Pro Omni...
3.7

Several reviews note the robot’s internal bin is small for a flagship, increasing dependence on the dock. The dock’s disposable bag is described as large-capacity, but spare bags aren’t always included.

Build quality and durability
Product 1: eufy X8 Pro Robot Vacuum
4.6

Build quality is generally described as sturdy and well-finished, with robust wheels that feel durable for everyday use.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Carpet — High-Pile Pickup
Product 1: eufy X8 Pro Robot Vacuum
2.8

Deep or high-pile carpets are more challenging, with some testers reporting reduced effectiveness or needing higher power and extra passes.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Carpet — Low-Pile Pickup
Product 1: eufy X8 Pro Robot Vacuum
4.4

Low-pile carpets are a strong surface for the X8 Pro, with confident pickup and fewer navigation issues than deep pile.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Carpet — Medium-Pile Pickup
Product 1: eufy X8 Pro Robot Vacuum
4.3

Performance on medium carpets and typical rugs is strong, with the robot climbing thresholds and boosting suction effectively.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.7

Carpet performance is frequently rated near the top, with strong deep-clean results and above-average pickup on rugs. Some comparisons still argue the X8 is close enough on most tests that the X9’s premium is hard to justify.

Child lock
Product 1: eufy X8 Pro Robot Vacuum
4.0

A child lock option is available in the app for preventing accidental starts or button presses.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Clogging and debris prevention
Product 1: eufy X8 Pro Robot Vacuum
No score yet
Product 2: Ecovacs Deebot X9 Pro Omni...
3.2

This is a key split point: multiple reviews report clogs with medium/large debris, pet hair, or messy mixtures, sometimes without timely alerts. Others report strong day-to-day debris handling with reduced scattering, suggesting performance depends on debris type and home layout.

Comparative performance
Product 1: eufy X8 Pro Robot Vacuum
3.9

Compared with pricier rivals, it competes strongly on vacuuming and mapping, but falls behind on advanced object avoidance and true scrubbing mopping.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.6

In roundup-style coverage it’s presented as a top performer and award winner, but some side-by-side comparisons conclude the less expensive X8 (or other flagships) can be a better overall buy. The X9’s strengths are usually framed as best-in-class mopping and very strong all-around cleaning.

Controls and UI
Product 1: eufy X8 Pro Robot Vacuum
4.2

The app is the main control surface; it’s generally intuitive once paired, though some found instructions confusing and missed a physical remote.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.0

App controls are generally seen as excellent, but physical controls and map-editing workflows get criticism in some reviews (sluggish button response or tedious confirmation steps). After setup, day-to-day control is usually straightforward.

Corner Cleaning (Robot)
Product 1: eufy X8 Pro Robot Vacuum
4.3

Corner performance benefits from the side brush, but like many robovacs it may flick debris and occasionally leave small misses in tight corners.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Dirty water sensor
Product 1: eufy X8 Pro Robot Vacuum
No score yet
Product 2: Ecovacs Deebot X9 Pro Omni...
4.6

Some reviews call out a dirty-water sensing feature in the dock that can adjust washing based on how dirty the pads are. It’s consistently described as a higher-end automation feature rather than a must-have.

Docking and Auto-Empty Reliability (Robot)
Product 1: eufy X8 Pro Robot Vacuum
4.3

The self-empty dock is widely seen as reliable and convenient, extending emptying intervals to roughly 45–60 days, though a minority experienced mis-docking or charging issues.

Product 2: Ecovacs Deebot X9 Pro Omni...
3.9

The OMNI dock is broadly viewed as full-featured and convenient, combining auto-empty, refill, and mop washing/drying. A minority of reports mention a one-off auto-empty clog/failure or debris dropping on the way back to the dock, so reliability is strong but not flawless.

Dock noise
Product 1: eufy X8 Pro Robot Vacuum
3.1

Auto-emptying at the dock is short but loud, so many recommend using scheduling or do-not-disturb settings to avoid nighttime noise.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Dried-On Stain Removal
Product 1: eufy X8 Pro Robot Vacuum
2.5

Across sources, the drag-pad mop cannot reliably remove dried-on or sticky stains, so manual mopping is still needed for tougher messes.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.9

Reviewers cite exceptional performance on dried-on messes, including lab-style scoring that places it near the top of recorded results. Real-home testers also report it can scrub sticky spots that older robot mops often leave behind, though not always perfectly.

Dual motors
Product 1: eufy X8 Pro Robot Vacuum
4.5

The dual (twin) turbine motor design is frequently credited for the high suction performance and improved hair pickup.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Ease of use
Product 1: eufy X8 Pro Robot Vacuum
No score yet
Product 2: Ecovacs Deebot X9 Pro Omni...
4.0

When everything is dialed in, reviewers describe an almost set-and-forget experience with strong automation. Negative experiences typically stem from clogs, threshold issues, or mapping inaccuracies that demand more intervention.

Edge and Baseboard Cleaning (Hard Floors)
Product 1: eufy X8 Pro Robot Vacuum
4.5

Edge and skirting-board cleaning is often praised, helped by the side brush and gentle bumping behavior that avoids damage.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.4

Edge cleaning is typically a strength thanks to extending brush/mop behavior, with several reviewers noting good wall-hugging and baseboard coverage. A common caveat is that the roller shape may miss a strip near certain appliances or toe-kicks.

Edge‑Following Accuracy (Robot)
Product 1: eufy X8 Pro Robot Vacuum
4.3

Edge-following is generally accurate and methodical when mapping is stable, enabling consistent perimeter passes.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Emptying and Mess Control
Product 1: eufy X8 Pro Robot Vacuum
4.3

The bagged self-empty design keeps emptying relatively clean, with sealing tabs and minimal dust escape compared with manual bin dumps.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Floor Drying Time
Product 1: eufy X8 Pro Robot Vacuum
No score yet
Product 2: Ecovacs Deebot X9 Pro Omni...
4.6

Lower water left behind and hot-air drying are commonly noted, which can help floors dry faster and reduce lingering dampness. Some owners still mention long deep-clean cycles that may include recharge breaks, but drying performance is generally praised.

Fresh Liquid Pickup Speed
Product 1: eufy X8 Pro Robot Vacuum
No score yet
Product 2: Ecovacs Deebot X9 Pro Omni...
4.6

Several sources emphasize that the roller design can handle small wet spills by separating dirty water rather than dragging a damp pad across the floor. Demo-style testing (e.g., spilled milk) suggests it can clean quickly with minimal smearing compared with traditional pad mops.

Hair Pickup — Carpets
Product 1: eufy X8 Pro Robot Vacuum
4.3

Carpet hair pickup is a strength, particularly for pet hair, though long human hair and deep pile can reduce performance or require more passes.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.7

Carpet hair pickup is widely reported as strong, including high pet-hair percentages in testing and positive real-home pet results. Performance can drop if debris clogs the airflow path or during tricky threshold transitions.

Hair Pickup — Hard Floors
Product 1: eufy X8 Pro Robot Vacuum
4.5

Hair pickup on hard floors is frequently rated excellent, especially for pet hair and daily shed control.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Hair‑Wrap / Tangle Resistance
Product 1: eufy X8 Pro Robot Vacuum
4.0

Detangling features help reduce hair wrap, with several reviewers saying it works well, but others still encountered long human hair wrapping and causing stoppages.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.4

Many sources highlight anti-tangle brush features (ZeroTangle/active hair removal) with lab tests showing near-zero tangling. At least one reviewer still experienced significant hair wrapping during problem runs, so it’s excellent but not guaranteed.

Hard Floor — Fine Dust Pickup
Product 1: eufy X8 Pro Robot Vacuum
3.6

Fine dust pickup is good for everyday debris, but powders like flour and dust pressed into floor cracks can be missed without repeat passes or manual touch-ups.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.7

Hard-floor dust pickup is consistently described as strong, with reviewers noting reliable capture of micro debris and fine dust. Some negative reviews still credit it for routine dust pickup even when larger-debris clogs occur.

Hard Floor — Large Debris Intake
Product 1: eufy X8 Pro Robot Vacuum
4.1

It handles crumbs, oats, and pet debris well overall, although the side brush can scatter larger pieces before the robot collects them.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.7

Large-debris handling is generally good, but multiple reviews note edge cases where larger particles, thresholds, or entering/exiting the dock can lead to drops. Very large debris can also contribute to clogs on some floors.

Heating element
Product 1: eufy X8 Pro Robot Vacuum
No score yet
Product 2: Ecovacs Deebot X9 Pro Omni...
4.6

Heated mop washing and heated-air drying are frequently highlighted, with some reviews noting adjustable wash/dry behavior. This is repeatedly framed as a premium feature that improves hygiene and reduces damp odors.

Innovation compared to competitors
Product 1: eufy X8 Pro Robot Vacuum
No score yet
Product 2: Ecovacs Deebot X9 Pro Omni...
4.7

Reviewers frequently call out the roller self-washing concept and BLAST airflow path as meaningful advances over older hybrids. It’s still in a competitive field (other brands have strong threshold handling or alternative mop designs), but the X9’s implementation is often viewed as one of the more complete packages.

Low-profile design
Product 1: eufy X8 Pro Robot Vacuum
3.4

The taller body improves LiDAR visibility but can prevent cleaning under very low furniture; opinions vary from too tall to acceptable under many beds and sofas.

Product 2: Ecovacs Deebot X9 Pro Omni...
3.9

Internal LiDAR is positioned as a design win for getting into tighter spaces compared with tower designs. Measured height is still around the high-3-inch range, so ultra-low furniture may remain out of reach.

Maintenance requirements
Product 1: eufy X8 Pro Robot Vacuum
3.7

Maintenance is reduced by brush detangling and the self-empty dock, but owners still need to clear occasional tangles, rinse mop pads, and replace consumables.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.2

Routine upkeep is generally reduced thanks to dock automation and app reminders, but several reviewers still recommend periodic tank cleaning and occasional brush/roller clearing. Sticky, paste-like messes can create a bigger cleanup burden.

Map and Path Efficiency (Robot Vacuums)
Product 1: eufy X8 Pro Robot Vacuum
4.3

No summary yet.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.0

Some reviewers describe fast, efficient coverage and strong navigation once maps are set. Others report inaccurate initial mapping (especially in larger rooms) and more manual tweaking than expected for a flagship.

Mop lifting system
Product 1: eufy X8 Pro Robot Vacuum
2.1

There is no automatic mop lift, so mixed-floor homes need no-mop zones or must remove the pad to prevent damp carpets.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.6

Multiple reviews mention automatic lifting behavior to protect carpets (mop lift, and in some descriptions additional component lifting). This generally helps with mixed-floor homes, though the robot is still limited on very tall thresholds or very thick rugs.

Mopping performance
Product 1: eufy X8 Pro Robot Vacuum
3.3

The mop is best treated as a light, frequent wipe: it drags a pad and can freshen hard floors, but it is not a full mop replacement.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.6

The self-washing roller mop is repeatedly called the standout feature, delivering strong scrubbing and excellent day-to-day hard-floor cleaning. A few tests found minor limitations (toe-kicks/appliances it can’t slide under, or slight stickiness/residue on messy stress tests), but it still ranks among the best.

Noise level
Product 1: eufy X8 Pro Robot Vacuum
4.2

Vacuuming is often described as quieter than expected for its power, with measured mid-to-high 60 dB reports in some tests.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.4

Operational noise is generally described positively (quiet or unobtrusive), and some coverage suggests BLAST aims to improve performance without a big noise penalty. Few reviews provide direct measurements, so perceptions dominate.

Obstacle Avoidance (Robot)
Product 1: eufy X8 Pro Robot Vacuum
3.5

Obstacle avoidance is solid for large furniture and drop-offs, but limited for small objects and cables, and it lacks advanced AI object recognition in several reviews.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.2

Obstacle avoidance is generally rated above average, with good performance around common household items. Still, multiple reviewers report occasional real-world snags (chair legs, protrusions, or clutter), so it’s not consistently flawless.

Odor control
Product 1: eufy X8 Pro Robot Vacuum
2.5

Odor issues can arise if the damp mop pad is left on between runs; rinsing and drying the pad prevents smells.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.8

Hot-air drying and regular mop washing are repeatedly credited with preventing the damp, mildew-like smell that some robot mops develop. A few owners still clean the dirty-water tank regularly to avoid odors.

Ongoing ownership costs (bags, filters, batteries)
Product 1: eufy X8 Pro Robot Vacuum
3.6

Ongoing costs include replacement dust bags plus wear items like brushes and filters; plan for periodic refills if you run it often or have pets.

Product 2: Ecovacs Deebot X9 Pro Omni...
3.2

Ongoing costs can include disposable dust bags and detergent, and some reviews cite specific replacement pricing. This contributes to the sense that the X9’s total cost of ownership is premium, especially versus the X8.

Packaging quality
Product 1: eufy X8 Pro Robot Vacuum
4.2

Packaging is generally secure, with at least one review praising recyclable materials, while another noted some non-recyclable plastics.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Pet-Ready Features
Product 1: eufy X8 Pro Robot Vacuum
4.5

Widely recommended for pet homes thanks to strong hair pickup, detangling support, and hands-off emptying, but heavy shedding homes may still need occasional brush checks and pre-tidying.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.7

Pet-focused commentary is largely positive: tests show strong pet-hair pickup and many highlight pet-oriented app features. The main pet-related downside raised is that heavy hair and larger debris can still contribute to clogs in certain homes.

Price and Value
Product 1: eufy X8 Pro Robot Vacuum
4.3

Value is a recurring strength, especially when discounted, delivering flagship-like suction and mapping for midrange pricing, despite a basic mop.

Product 2: Ecovacs Deebot X9 Pro Omni...
3.5

Value is polarized: some reviewers say the performance and automation justify the splurge, while others recommend it only on sale or prefer the cheaper X8/competitors at full MSRP. The $200+ gap to close siblings is a recurring theme.

Runtime
Product 1: eufy X8 Pro Robot Vacuum
3.9

Measured runtime varies widely depending on suction level, two-pass settings, and carpet use; some users report plenty for about 45 m², while others see closer to about 90 minutes.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Scratch resistance
Product 1: eufy X8 Pro Robot Vacuum
4.5

The matte exterior is reported to resist scuffs, fingerprints, and visible dust better than glossy designs, and the included mat helps protect floors near the dock.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Self-cleaning cycle
Product 1: eufy X8 Pro Robot Vacuum
No score yet
Product 2: Ecovacs Deebot X9 Pro Omni...
4.6

Both the robot and dock emphasize self-cleaning: the roller refreshes during runs, and the dock can wash and dry the mop and clean its basin. Reviewers still report occasional manual cleanup after unusually sticky or heavy messes.

Software-update support / feature longevity
Product 1: eufy X8 Pro Robot Vacuum
3.5

Firmware/app updates are part of setup and may address quirks, but reviewers still reported occasional mapping or zone-clean glitches that required resets.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Solution / Liquid system
Product 1: eufy X8 Pro Robot Vacuum
No score yet
Product 2: Ecovacs Deebot X9 Pro Omni...
4.4

A detergent reservoir/auto-dispensing system and adjustable water output are noted across several reviews, enabling hands-off mopping. A few sources mention proprietary-solution recommendations or smaller solution tanks, which can increase refills or cost.

Stair Cleaning
Product 1: eufy X8 Pro Robot Vacuum
1.0

As with all robot vacuums, it cannot clean stairs; drop sensors are relied on to avoid falls.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Streaking / Residue
Product 1: eufy X8 Pro Robot Vacuum
No score yet
Product 2: Ecovacs Deebot X9 Pro Omni...
4.2

Many reviews report low water left behind and good streak control, and some highlight adjustable moisture settings. However, a few stress tests (jelly or flour-and-water paste) left mild residue or streaks, indicating outcomes depend on mess type and settings.

Stuck resistance
Product 1: eufy X8 Pro Robot Vacuum
3.9

Strong wheels help it handle thresholds and uneven floors, but it can still snag on cables or bunch thin rugs without some prep.

Product 2: Ecovacs Deebot X9 Pro Omni...
3.6

Reports vary from near trouble-free operation to frequent help alerts depending on home layout. Thresholds and odd obstacles can cause wedging or debris drops in some tests, while careful mapping/no-go zones improves reliability for others.

Suction and Airflow
Product 1: eufy X8 Pro Robot Vacuum
4.6

Reviews consistently highlight very strong suction from the twin-turbine system, excelling at daily pickup across hard floors and most carpets, though scattered debris on hard floors can require a second pass.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.6

Most reviews describe very strong pickup driven by Ecovacs’ BLAST airflow approach, with top-tier results on both hard floors and carpet. A few reviewers say the real-world improvement over the X8 is modest and that large debris can still trigger drops or clogs.

Suitability for small spaces
Product 1: eufy X8 Pro Robot Vacuum
4.2

The compact, slim dock and methodical navigation make it a good fit for apartments and small-to-medium homes, assuming you can give the base some clearance.

Product 2: Ecovacs Deebot X9 Pro Omni...
No score yet
Under-Furniture Pickup
Product 1: eufy X8 Pro Robot Vacuum
3.2

It can clean under many beds and sofas, but the LiDAR tower and overall height limit access to very low furniture and toe-kicks.

Product 2: Ecovacs Deebot X9 Pro Omni...
3.7

The internal LiDAR approach avoids a tall turret and helps it reach under more furniture than tower-based bots. Still, reviewers note the roller mop can’t slide under some low-clearance areas the way flat pads can.

Water tank
Product 1: eufy X8 Pro Robot Vacuum
3.5

The removable water tank supports light mopping with adjustable flow, but it must be filled and emptied manually.

Product 2: Ecovacs Deebot X9 Pro Omni...
4.1

The clean/dirty tank setup is commonly described as easy to use, but there are tradeoffs: some miss transparent or externally visible tanks, some describe smaller/hidden tanks requiring more frequent refills, and dirty tanks can have corners that trap grime.