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If you can't spare time to vacuum because of work or living alone, or you just want the floor-cleaning part of housework automated, a robot vacuum search quickly turns into a mess of suction figures, dust-collection methods and wide price gaps. In this article we score four models on five items, using only the specs on official and retail pages: (1) suction power, (2) upkeep effort (auto-empty station, days without emptying, automatic mop washing, anti-tangle design), (3) mopping features, (4) slimness (will it fit under furniture), and (5) mapping and app features (floor-plan map, multi-floor maps, carpet detection, voice control, zone cleaning). These are not hands-on impressions.
Our Picks — The Right One for You
dreame F20 Plus
- Max suction20,000Pa
- Dust box220 mL
Up to 20,000Pa of suction, mopping, and up to 120 days without emptying. Stores maps for up to 4 floors.
ECOVACS DEEBOT T50S OMNI
- Max suction25,000Pa
- Battery5,200 mAh
- Max coverage (as listed)About 300 ㎡ (quiet mode)
Up to 25,000Pa of suction, plus automatic mop washing (up to 75 °C) and hot-air drying (up to 45 °C). Also #1 on the Spec Score.
Anker Eufy Robot Vacuum Auto-Empty C10
- MethodVacuum only (no mopping)
- Max suction4,000Pa
- Dust container240 mL
About 7.2 cm tall, the slimmest of the four, with an auto-empty station. No mopping.
Roborock Q7B
- Max suction8,000Pa (maker's figure)
- ControlsDedicated app (Wi-Fi)
The lowest listed price of the four (checked 2026-10-10, 25,800 yen on Rakuten). LiDAR floor-plan mapping and zone cleaning, but no auto-empty dock.
Pros and Cons of Robot Vacuums
Here's a summary of what tends to satisfy people after buying, and what's worth checking before you do.
Pros
- Floors get cleaned automatically while you're out or asleep
- Schedule it to run at the same time every day and you stop having to pull out a vacuum at all
- Higher-end models automate mopping and dust collection too, cutting down on maintenance
Cons
- Cords and small items left on the floor need to be cleared away beforehand
- Some models can't climb over thresholds or a raised entryway step
- Higher-end models with an auto-empty station or mopping tend to cost more
How to Choose a Robot Vacuum: 6 Points
Here are 6 points to check before you buy. The figures in the diagrams come from the official and retail-page specs of the products in this article.
Compare Suction by the Maximum Figure
A robot vacuum's suction (Pa) is the maximum figure the maker lists. Makers measure it differently, so treat gaps as a guide. On mostly hard floors an entry model may be enough; the more carpet or tatami you have, the more a higher figure helps.
Related pickECOVACS DEEBOT T50S OMNI（Suction power 5/5）
Choose Your Mopping and Dust-Collection Combination
Vacuum only, vacuum plus mop, auto dust collection, or even automatic mop washing and drying. The combination changes what it can do, the space it needs and the price.
Related pickECOVACS DEEBOT T50S OMNI（Mopping 5/5）
Check the Upkeep Effort
A robot vacuum takes over the daily cleaning, so it will not last if emptying it or caring for the mop is a chore. We look at five things.
Related pickdreame F20 Plus（Upkeep 5/5）
Robot Height (Will It Fit Under Furniture)
If you want the sofa or bed area cleaned too, check the robot's height. It can only go where the gap is taller than the robot.
Related pickAnker Eufy Robot Vacuum Auto-Empty C10（Slimness 5/5）
Run Time and Home Size
In a large home, what matters is whether one charge can finish the job. Many models return to the dock when the battery runs low and resume afterwards.
Mapping and App Features
Floor-plan mapping, carpet detection, voice control and choosing which room to clean: the app-side features in one table.
Related pickdreame F20 Plus（Mapping and app features 5/5）
Spec Score Ranking
→ Swipe sideways to see the full table. Use the buttons to re-sort. Click a product name for details. You can also sort by clicking a column heading.
| Rank | Product | Buy (prices as of date shown) | ||||||
|---|---|---|---|---|---|---|---|---|
| 1 | ECOVACSDEEBOT T50S OMNIVacuum + mop (OMNI station: auto-empty, hot-water mop washing, hot-air drying) | 4.25 | 5 | 4 | 5 | 3 | 4 | See on Amazon¥109,800See on Rakuten¥109,800Price as of 2026-09-17 · affiliate link · Opens the shop's site |
| 2 | dreameF20 Plus2-in-1 vacuum and mop (with auto-empty station) | 4.00 | 4 | 5 | 3 | 2 | 5 | See on Amazon¥34,800See on Rakuten¥39,800Price as of 2026-09-17 · affiliate link · Opens the shop's site |
| 3 | Anker EufyRobot Vacuum Auto-Empty C10Vacuum only (with auto-empty station) | 3.20 | 2 | 4 | 1 | 5 | 4 | See on Amazon¥29,990See on Rakuten¥29,990Price as of 2026-09-17 · affiliate link · Opens the shop's site |
| 4 | RoborockQ7BLiDAR-mapping entry-price model (no auto-empty dock) | 2.20 | 2 | 2 | 3 | 1 | 3 | See on Amazon¥29,800See on Rakuten¥25,800Price as of 2026-09-17 · affiliate link · Opens the shop's site |
Prices are as of 2026-09-17. They change with sales and stock, so please check the current price on the linked page.
A "–" in the table means the manufacturer and retail pages do not list that item (it is not counted in the score).
What each criterion means, and its weight
Each criterion is scored 1 to 5 and the overall score is the weighted average. The exact thresholds are in How the Spec Score Is Calculated.
- Suction powerweight 25%
- Maximum suction (maker's figure)
- Upkeepweight 25%
- Upkeep (starts at 1 point, +1 for each that applies, max 5)
- Moppingweight 15%
- Mopping (starts at 1 point, +1 per listed feature, max 5)
- Slimnessweight 15%
- Robot height (can it get under furniture)
- Mapping and app featuresweight 20%
- Mapping and app features (starts at 1 point, +1 per listed feature, max 5)
- Overall Spec Score
- Shown only when at least 4 of the 5 criteria have a score; the weighted average is taken over the criteria that do.
Compare 2 to 3 products side by side
Tick "Add to compare" in the table above and the products appear here (up to 3).
Product Notes
ECOVACS・Vacuum + mop (OMNI station: auto-empty, hot-water mop washing, hot-air drying)
ECOVACS DEEBOT T50S OMNI
- Suction power5/5
- Upkeep4/5
- Mopping5/5
- Slimness3/5
- Mapping and app features4/5
Good forBest if you want upkeep automated as far as it goes
Good points
- Maximum suction listed at 25,000Pa (highest of the four)
- Mop auto-washed with water up to 75 °C and dried with air up to 45 °C
- Lifts the mop up to 9 mm automatically when it detects carpet
Things to note
- The priciest of the four at the listed prices (as of 2026-09-17)
- The station is large (350 × 477 × 533 mm), so it needs floor space
dreame・2-in-1 vacuum and mop (with auto-empty station)
dreame F20 Plus
- Suction power4/5
- Upkeep5/5
- Mopping3/5
- Slimness2/5
- Mapping and app features5/5
Good forBest if you want vacuuming and mopping balanced in one unit
Good points
- Maximum suction listed at 20,000Pa (2nd of the four)
- 4 L dust bag, up to 120 days without emptying (maker's lab-test figure)
- Stores maps for up to 4 floors and runs up to 150 minutes
Things to note
- At 94.7 mm tall it is the thickest of the four, so check the clearance under your furniture
- The dust box is 220 mL, the smallest of the four (it empties into the station's 4 L dust bag)
Anker Eufy・Vacuum only (with auto-empty station)
Anker Eufy Robot Vacuum Auto-Empty C10
- Suction power2/5
- Upkeep4/5
- Mopping1/5
- Slimness5/5
- Mapping and app features4/5
Good forBest for balancing a slim body with auto dust collection
Good points
- About 7.2 cm tall, the slimmest of the four
- Auto-empty station included, about 2 months without emptying (Anker's estimate)
- Listed at ¥29,990 (as of 2026-09-17), the second-cheapest of the four
Things to note
- No mopping function
- Max suction is 4,000Pa, roughly one fifth to one sixth of the top two
Roborock・LiDAR-mapping entry-price model (no auto-empty dock)
Roborock Q7B
- Suction power2/5
- Upkeep2/5
- Mopping3/5
- Slimness1/5
- Mapping and app features3/5
Good forBest if you want LiDAR mapping and zone cleaning without spending much
Good points
- 8,000Pa suction (maker's figure) — on the affordable end for a LiDAR-mapping model
- LiDAR floor-plan mapping and zone cleaning supported
- The lowest listed price of the four (checked 2026-10-10, 25,800 yen on Rakuten)
Things to note
- No auto-empty dock, so it scores low on upkeep
- At 99mm tall, the tallest of the four, which may not fit under some furniture
Who Robot Vacuums Are a Good Fit For — and Who Should Consider Other Options
As a category, robot vacuums tend to work well for the following people.
Good fit if you...
- Want to remove vacuuming from your day entirely, with the floors done while you are out or asleep
- Do not mind clearing cables and small objects off the floor before each run
- Can put budget towards higher-end features such as automatic dust collection and mop washing
Consider other options if you...
- Have a layout with many thresholds, a raised entryway step, or thick rug edges it may not clear
- Have a lot on the floor and would find clearing it before every run a burden
- Only want to try one cheaply and do not need features like automatic dust collection
Commonly Cited Complaints About Robot Vacuums, and How to Handle Them
Complaints commonly cited about robot vacuums in general include getting stuck riding up onto cords or small items such as socks left on the floor, and being unable to climb a raised entryway step or a rug's thick edge. Clearing floor obstacles before each run, and, on models that support no-go zones, setting entryways or thick rug edges in the companion app, makes these interruptions easier to avoid. On models with an auto-empty station, the noise while it pulls the dust out is generally said to be on the loud side (it varies by model), so if you don't want it running during the night, shifting the cleaning schedule to daytime hours helps. On mop-equipped models, leaving a damp mop pad attached for a long time after a run generally tends to cause odor, so it is worth removing and drying the pad promptly, or enabling the automatic mop washing and drying function on models that have one.
Best Pick by Situation
For a balanced combo of vacuuming and mopping in one unit, dreame F20 Plus is the pick. To automate maintenance as much as possible, go with ECOVACS DEEBOT T50S OMNI. If balancing a slim body with auto dust collection matters most, Anker Eufy Robot Vacuum Auto-Empty C10 is the candidate. And if you want to try a robot vacuum without spending much, Lefant M210 Pro fits the bill.
First Steps After You Buy
The first thing worth doing after setup is mapping your floor plan through the companion app (on models with a mapping feature). Running one full-room clean up front to build the map makes it much easier afterward to designate room-by-room cleaning or set up no-go zones. Clearing away loose cords, rug fringe, and small ornaments before that first run helps prevent tangles or collisions from stopping it early. For models with an auto-empty station or mopping support, checking the manual for how often to replace consumables such as dust bags or mop pads ahead of time makes ongoing upkeep much smoother.
How the Spec Score Is Calculated
Each criterion is scored from 1 to 5, and the overall score is the weighted average. We use the manufacturer's official figures; where the official site could not be read, we fill in from Amazon, Rakuten Ichiba, Kakaku.com and similar retail or comparison pages (only pages that match the exact model number). A criterion with no published figure is left out and the average is taken over the rest (for care and features, only items that are actually listed earn points).
| Suction power (25% weight) | Maximum suction (maker's figure) 25,000Pa or more = 5 / 20,000+ = 4 / 10,000+ = 3 / 4,000+ = 2 / below = 1 |
|---|---|
| Upkeep (25% weight) | Upkeep (starts at 1 point, +1 for each that applies, max 5) (1) auto-empty station (2) 60+ days without emptying stated ("about 2 months" counts as 60) (3) 100+ days stated (4) automatic mop washing (5) anti-tangle design |
| Mopping (15% weight) | Mopping (starts at 1 point, +1 per listed feature, max 5) Wipes/mops / adjustable water flow / automatic mop washing / mop drying / mop auto-lift on carpet |
| Slimness (15% weight) | Robot height (can it get under furniture) 75 mm or less = 5 / 80 = 4 / 85 = 3 / 95 = 2 / above = 1 |
| Mapping and app features (20% weight) | Mapping and app features (starts at 1 point, +1 per listed feature, max 5) Laser/LiDAR floor-plan map / multi-floor map storage / carpet detection / voice control / zone cleaning |
Summary
This comparison uses published specs, not hands-on impressions. Decide how much upkeep you want to hand off, the clearance under your furniture and your budget, then choose.
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Update history
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- Rewritten on the new template (Spec Score, product detail pages).
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