Guides
35 guides and comparisons for choosing a robot vacuum.
Buying guides
Waiting for Black Friday?
Black Friday is Nov 27, 2026. Store prices for 11 robot vacuums, checked Oct 23, 2026, the lowest we’ve read, and how to tell a real deal.
Under $500?
The 4 robot vacuums under $500 on our site, compared by mop, door sills, height, dust bag and warranty.
Want it to mop too?
10 robot vacuum and mop combos sold in the US, compared by mop type, carpet handling, mop washing and store price.
Which is quietest?
The quietest robot vacuums sold in the US, by the makers’ own published noise figures, with quiet and standard modes kept apart.
Thinking of a Roomba?
Five Roomba alternatives sold in the US, by what you’d buy a Roomba for: vacuuming, mopping, warranty, bag changes and door sills.
Roborock or ECOVACS?
Roborock vs ECOVACS robot vacuums: tester picks, prices, mops, door sills, noise figures and warranty for the models sold in the US.
ECOVACS or Dreame?
ECOVACS vs Dreame robot vacuums: tester scores, prices, mops, warranties and door sills for the models sold in the US.
What goes wrong?
The most common robot vacuum problems, from Consumer Reports’ owner surveys, the downsides to accept, and which robot vacuums to avoid.
How long will it last?
How long robot vacuums last, when to replace the filter, brushes and battery, warranties, and whether to leave the robot on its dock.
Who owns Roomba now?
Who owns iRobot after its 2025 bankruptcy, what changed for Roomba owners, and how the FCC rule applies.
Fit guides
Will it climb your door sills?
Makers’ door-sill (threshold) ratings for 16 robot vacuums sold in the US, side by side, with sources.
Will it fit under your sofa?
Heights of 16 robot vacuums sold in the US, from the makers’ own figures, for checking what fits under your furniture.
Can it handle thick rugs?
Rug ratings, chassis lift and mop lift for 16 robot vacuums sold in the US, from the makers’ own figures.
Mostly carpet?
Are robot vacuums good on carpet? Vacuum-only vs combo, tester carpet results, and carpet and rug ratings for robot vacuums sold in the US.
Hardwood floors?
Do robot vacuums work on hardwood floors, and do they scratch them? What causes scratches, mopping wood floors, and which robots mop to the edge.
Got a dog or cat?
Anti-tangle brushes and dock bag capacity for 16 robot vacuums sold in the US, from the makers’ own figures.
How strong is the suction?
Maximum suction ratings, in pascals, for 16 robot vacuums sold in the US, from the makers’ own figures.
How often do you change the bag?
How many days the self-emptying dock’s dust bag lasts for 16 robot vacuums sold in the US, from the makers’ own figures.
Does it wash its mops in hot water?
Mop-washing water and drying temperatures for 16 robot vacuums sold in the US, from the makers’ own figures.
Does it work with Matter?
Which of 16 robot vacuums sold in the US support the Matter smart-home standard, from the makers’ own pages.
Head to head
Roborock Saros 20 vs eufy Omni S2
Roborock Saros 20 vs eufy Omni S2: price, height, door sills, dock and mop compared from the makers’ figures.
Narwal Freo Z10 Turbo vs Dreame D30 Ultra
Narwal Freo Z10 Turbo vs Dreame D30 Ultra: price, height, door sills, dock and mop compared from the makers’ figures.
ECOVACS DEEBOT X9 PRO OMNI vs ECOVACS DEEBOT X11 OmniCyclone
ECOVACS DEEBOT X9 PRO OMNI vs ECOVACS DEEBOT X11 OmniCyclone: price, height, door sills, dock and mop compared from the makers’ figures.
SwitchBot K10+ Pro vs SwitchBot K11+
Pick the SwitchBot K10+ Pro (not available to order) for mopping. Pick the SwitchBot K11+ for the lower price ($399.99, Oct 23, 2026).
ECOVACS DEEBOT N30 PRO OMNI vs Roborock QV 35A
Pick the ECOVACS DEEBOT N30 PRO OMNI for the lower price ($315.00, Oct 23, 2026). Pick the Roborock QV 35A for a lower body (3.8 in).
SwitchBot S20 vs ECOVACS DEEBOT X9 PRO OMNI
SwitchBot S20 vs ECOVACS DEEBOT X9 PRO OMNI: price, height, door sills, dock and mop compared from the makers’ figures.
Roborock QV 35A vs Roborock Saros 20
Roborock QV 35A vs Roborock Saros 20: price, height, door sills, dock and mop compared from the makers’ figures.
ECOVACS DEEBOT N30 PRO OMNI vs SwitchBot K11+
ECOVACS DEEBOT N30 PRO OMNI vs SwitchBot K11+: price, height, door sills, dock and mop compared from the makers’ figures.
ECOVACS DEEBOT X11 OmniCyclone vs Roborock Saros 20
ECOVACS DEEBOT X11 OmniCyclone vs Roborock Saros 20: price, height, door sills, dock and mop compared from the makers’ figures.
ECOVACS DEEBOT X11 OmniCyclone vs eufy Omni S2
ECOVACS DEEBOT X11 OmniCyclone vs eufy Omni S2: price, height, door sills, dock and mop compared from the makers’ figures.
SwitchBot K11+ vs SwitchBot S20
SwitchBot K11+ vs SwitchBot S20: price, height, door sills, dock and mop compared from the makers’ figures.
More
What do the testers pick?
Who Wirecutter, RTINGS, Vacuum Wars and Consumer Reports pick as the best robot vacuum, with dates.
Roborock or Roomba?
How Roborock and Roomba compare in 2026: testers’ picks, reliability, prices and what changed at iRobot.
What does the FCC rule change?
What the FCC’s July 28, 2026 rule changes for robot vacuum buyers, and what it doesn’t.
Robot vacuum questions, answered
21 common robot vacuum questions, answered with sources and dates: whether they’re worth it, upkeep, pets, carpet, door sills and more.
Every robot
The eleven robots in the finder, and six more that only the fit guides cover.