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iRobot Roomba Plus 405 Combo vs Roborock Qrevo Curv

The Roborock Qrevo Curv is the better pick for most homes: stronger ratings, a much larger dustbin, and a proven dual-spinning mop system. The Roomba Plus 405 Combo is the value choice, especially if you want Siri control or a dock that washes and dries pads for less money. Prices are far apart: the Roomba was $359.00 at its lowest since October 28, 2026, while the Qrevo Curv ranged from $699.99 on October 29 to $649.99 on November 5, 2026.

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iRobot
iRobot Roomba Plus 405 Combo Robot Vacuum & Mop + AutoWash Dock

iRobot Roomba Plus 405 Combo

iRobot Roomba Plus 405 Combo Robot Vacuum & Mop + AutoWash Dock

4.2(55 ratings)
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Choose the Roomba Plus 405 Combo if you want auto-wash mopping and Siri or Alexa control for roughly half the price of the Roborock.

Pros
  • Lowest price of the pair at $359.00
  • Works with Google Assistant, Alexa and Siri
  • Dock washes and dries mop pads and holds debris up to 75 days
  • Mop pads lift automatically on carpet
  • Handles pet hair well on hard floors, per buyers
Cons
  • Small 0.1 gal bin
  • Buyers report weak object detection around cords and toys
  • Setup and Wi-Fi pairing can be frustrating
  • Dock drying is noisy and slow
  • Mopping can leave floors too wet
Roborock
Roborock Qrevo Curv Robot Vacuum & Mop

Roborock Qrevo Curv

Roborock Qrevo Curv Robot Vacuum & Mop

4.4(160 ratings)
See all prices and details

Choose the Roborock Qrevo Curv if you want the higher-rated, larger-capacity machine and can pay about $290 more.

Pros
  • Higher rating, 4.4 of 5 from 160 ratings
  • Large 0.66 gal capacity
  • Dual spinning mops with automatic washing and drying
  • App and Alexa voice control
  • Adapts across floor types
Cons
  • Costs about $290 more at current lows
  • Alexa only, no Siri or Google Assistant
  • Heavier, bulkier dock setup than a basic vacuum

What separates them

iRobot Roomba Plus 405 ComboRoborock Qrevo Curv
Price$359.00 lowest since October 28, 2026$649.99 to $699.99 since October 29, 2026
Dustbin capacity0.1 gal0.66 gal
Ratings4.2 of 5 from 55 ratings4.4 of 5 from 160 ratings
Voice assistantsGoogle Assistant, Amazon Alexa, SiriAmazon Alexa
Mop systemDualClean spinning pads with SmartScrub and auto-lift on carpetDual spinning mops
DockAutoWash Dock empties up to 75 days, washes and dries padsAuto mop washing and drying
NavigationClearView LiDAR, cleans in rows in the darkAdvanced navigation and mapping
Weight9 lbNot listed

Price history

$699.99$359.00
Oct 28Nov 5
  • iRobot Roomba Plus 405 Combo: lowest $359.00 on Oct 28; $359.00 on Oct 29.
  • Roborock Qrevo Curv: lowest $649.99 on Nov 5 at Home Depot.

Prices at every store

iRobot Roomba Plus 405 Combo

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Prices and history →

Roborock Qrevo Curv

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Specs compared

SpeciRobot Roomba Plus 405 ComboRoborock Qrevo Curv
CordlessYesYes
ColorWhiteWhite
Assistant SupportGoogle Assistant, Amazon Alexa, SiriAmazon Alexa
Capacity0.1 gal0.66 gal
BaglessYes—
Weight9 lb—

What reviewers say

iRobot Roomba Plus 405 Combo

  • 4.2 / 555 ratings

Buyers rate it 4.2 out of 5 from 55 ratings and praise its cleaning, suction and fast mapping. Complaints center on noise, weak object detection, setup and app problems, and wet mopping.

What people mention
  • SuctionPraisedBuyers say suction is strong and pet hair on hard floors is handled well.
  • NoiseCriticisedOwners find it noticeably loud while cleaning, and the dock's drying is noisy and slow.
  • Object detectionCriticisedIt struggles with small items like cords and toys, so floors need clearing first.
  • Setup and appCriticisedInitial Wi-Fi connection can be frustrating and the app can crash or hang during setup.

Roborock Qrevo Curv

  • 4.4 / 5160 ratings

Rated 4.4 out of 5 from 160 ratings, the Qrevo Curv is generally well received. Owners like the mop washing and drying and the carpet-aware pad lifting. Complaints center on the dock's size and the upkeep it still requires.

What people mention
  • Mop cleaningPraisedOwners say the dock washes and dries the pads well, so they rarely handle wet mops.
  • Carpet handlingPraisedThe pads lift when the robot reaches rugs, which owners say keeps carpets from getting damp.
  • Dock sizeCriticisedThe wash-and-dry dock is bulky and needs a dedicated spot with clearance.
  • NoiseMixed

Questions and answers

Which is better for pet hair?
Buyers of the Roomba Plus 405 Combo specifically praise pet hair pickup on hard floors. The Qrevo Curv has the higher overall rating and a much larger bin, which means fewer empties in a shedding household.
Is the Roborock worth the extra money?
At $649.99 to $699.99 versus $359.00, you pay roughly $290 more. You get a 0.66 gal bin, a 4.4 rating and dual spinning mops. If budget matters most, the Roomba covers vacuum and mop for far less.
Which has the bigger dustbin?
The Qrevo Curv, by a wide margin: 0.66 gal versus 0.1 gal. The Roomba's dock offsets this by auto-emptying for up to 75 days.
Do both wash their mop pads?
Yes. The Roomba's AutoWash Dock washes and dries pads and auto-empties. The Qrevo Curv also washes and dries its mops automatically.
Which works with more voice assistants?
The Roomba Plus 405 Combo supports Google Assistant, Amazon Alexa and Siri. The Qrevo Curv lists Amazon Alexa only.
Which is better on carpet?
The Roomba lifts its mop pads when it detects carpet, so it can vacuum rugs without wetting them. The Qrevo Curv is described as adapting to any floor type, but its listing gives fewer carpet specifics.

More comparisons

  • iRobot Roomba Plus 405 Combo Robot Vacuum & Mop + AutoWash Dock vs Dreame X50 Ultra White Robot Vacuum and Mop
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  • Shark 2-in-1 Vacuum and Mop Robot vs Roborock Qrevo Curv Robot Vacuum & Mop
Vacuuming is acceptable, but the mop drying cycle is noticeable in quiet rooms.