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Roborock S8 MaxV Ultra

Not sold at any store we monitor today, so not in our ranking.

Which robot is right for your home? Find out in 7 questions →

About this model

For anyone with glossy hardwood and rugs in the same room, the Roborock S8 MaxV Ultra suits the mix.

Learn more →

Who it suits

Good for

  • Rugs and carpet: lifts the mop 0.8 in (20 mm)
  • Upkeep: all-in-one station
  • Clutter on the floor: AI camera recognizes obstacles

Not for

  • Pets: no anti-tangle brush
  • Low furniture: 4.1 in (10.3 cm) tall

From the facts the maker states, by the rules of our advisor.

Test sites that tested it

Roborock S8 MaxV Ultra (white)

Before you buy, compare it with 2 recommended alternatives ?

Green is the best of these 3, also when they share the lead.

This model Roborock S8 MaxV Ultra Best on 1 fact Cheapest of the top 10 Dreame L50 Ultra Best on 5 facts Highest score here Roborock Qrevo Edge 3 Pro Best on 8 facts
Most important facts
Lowest price – $721Dreame (brand store) best $999Roborock (brand store)
Score 6.9 7.6 7.9 best
Customer rating – – –
Tests Just A Dad Approved Vacuum Wars TechRadar Just A Dad Approved Vacuum Wars Just A Dad Approved Vacuum Wars
Suction power higher is better 10,000 Pa 19,500 Pa 36,000 Pa best
Runtime per charge longer is better 180 min 200 min 256 min best
Climbs thresholds up to higher is better 0.8 in (20 mm) 1.7 in (42 mm) 1.8 in (45 mm) best
Robot height lower is better 4.1 in (10.3 cm) 3.8 in (9.7 cm) 3.1 in (8 cm) best
Mop lift on carpet higher is better 0.8 in (20 mm) best 0.4 in (10.5 mm) 0.6 in (15 mm)
Dust bag lasts longer is better up to 49 days up to 100 days best up to 65 days

Compare all 26 facts →

What you can expect from the Roborock S8 MaxV Ultra

Our score6.9
Robot height4.1 in

What testers say about the Roborock S8 MaxV Ultra

For anyone with glossy hardwood and rugs in the same room, the Roborock S8 MaxV Ultra suits the mix.

Three testers sent the Roborock S8 MaxV Ultra through clutter and came back with three verdicts. Just A Dad Approved, after more than 90 days, marked obstacles at 8, half a point over that tester's middle score of 7.5, because it kept away from cables, shoes and pet bowls. Vacuum Wars put the same skill at 2.91 on its five-point scale, clear of the 2.375 that splits its field in half, yet judged it only average beside the strongest rivals. TechRadar watched it go for a sock and snag on cables.

Just A Dad Approved saw the flat vibrating pad leave none of the rings spinning pads draw on shiny boards, and at carpet the pad rises 0.8 inches, nearly double the 0.4 inches usual among robots whose station also washes the mop. Suction is modest, 10,000 Pa when most of those rivals manage 20,000 Pa.

Hair is what catches it out. The twin rubber rollers lack the anti-tangle design most of its peers have, and in the Vacuum Wars tangle test of the plumbed version, 59 per cent of the strands stayed caught on them, against 26 per cent on the single roller of the Dreame X40 Master. Just A Dad Approved marked it down to 6 for hair, half a point short of its usual 6.5. With a long-haired dog, the rollers will need cutting free by hand.

Pros

  • Rubber rollers send long hair straight to the bin without tangling TechRadar ↗
  • Handled wet coffee and sticky dried honey spills well TechRadar ↗
  • Mapped the home quickly and accurately, so setup is easy TechRadar ↗
  • Picks up debris of every size on hard floors and carpet Vacuum Wars ↗
  • Extending side brush gave strong corner coverage in testing Vacuum Wars ↗
  • Vibrating pad lifted dried coffee and juice stains with few streaks Vacuum Wars ↗

Cons

  • Built-in voice assistant often failed to understand simple commands TechRadar ↗
  • Extending side brush often stayed tucked in near corners and radiators TechRadar ↗
  • Went for a sock and repeatedly got stuck on cables TechRadar ↗
  • The most expensive robot the testers had reviewed at the time Vacuum Wars ↗
  • Dual rollers let more long hair tangle than a rival single roller Vacuum Wars ↗
  • Obstacle avoidance is only average against the best rivals Vacuum Wars ↗

Where the testers disagree

  • Pet hair: TechRadar: Rubber rollers send long hair straight to the bin without tangling against Vacuum Wars: Dual rollers let more long hair tangle than a rival single roller
  • Edges and corners: Vacuum Wars: Extending side brush gave strong corner coverage in testing against TechRadar: Extending side brush often stayed tucked in near corners and radiators

Each point sums up, in our words, the review of the test it names, and its link leads to that review. We do not summarize RTINGS or Wirecutter: their lists are linked above.

Roborock S8 MaxV Ultra specifications ?

Product on the market since January 2024

Climbs thresholds up to0.8 in
Mop lift on carpet0.8 in
Runtime per charge180 min
Suction power10,000 Pa

Consumables: a 2.5 l dust bag in the station, which lasts up to 49 days.

Dimensionsrobot and dock

Dock, from the front 18.5 in high 16.1 in deep 18.5 in 16.5 in wide Robot, from the side 13.9 in across 4.1 in

From the published dimensions. The robot passes under furniture with 4.1 in of clearance or more. The dock needs a spot 16.5 in wide and 16.1 in deep.

Suction and brushes 7 facts
Suction power
10,000 Pa
Anti-tangle brush
no
Main brush
two rubber rollers
Extending side brush
yes
Carpet detection
detects carpet and boosts suction
Suitable for pet hair
no
Dirt detection
yes
Mopping 6 facts
Mop type
vibrating pad
Mop lift on carpet
0.8 in (20 mm)
Mop extends to the edges
no
Automatic mop detach
no (assumed)
Mop refreshed while mopping
yes
Water tank in the robot
69 ml
Dock 11 facts
Empties the dust bin
yes
Bagless
no (assumed)
Dust bag capacity
2.5 l
Dust bag lasts
up to 49 days
Washes the mop
yes
Wash temperature
140 °F (60 °C)
Dries the mop
yes
Hot-air drying
yes
Dispenses detergent
yes
Plumbing hookup
no (assumed)
Dock size (w × d × h)
16.5 × 16.1 × 18.5 in (41.9 × 40.9 × 47 cm)
Navigation and obstacles 7 facts
Navigation
LiDAR turret
Obstacle avoidance
AI camera
Climbs thresholds up to
0.8 in (20 mm)
Climbing system for high thresholds
no (assumed)
No-go zones
zones in the app
Camera on board
obstacle camera
Video calls through the camera
yes
Robot 4 facts
Robot height
4.1 in (10.3 cm)
Robot diameter
13.9 in (35.3 cm)
Dust bin in the robot
270 ml
Noise while cleaning
67 dB
Battery 2 facts
Battery capacity
5,200 mAh
Runtime per charge
180 min
Smart features and warranty 5 facts
Matter
no (assumed)
Voice assistants
Alexa, Google Assistant, Siri
Built-in voice assistant
yes
Warranty
2 years
Home Assistant
official integration

Where a row says “no (assumed)”, the maker's full product page for this model names the feature nowhere, so we take it as a no.

Sources: uk.roborock.com · de.roborock.com · product.roborock.com · caps.nl · coolblue.nl · amazon.nl · home-assistant.io

Our score

Confidence: high. Two or more test sites, or one test site and 300 or more owners’ ratings. The highest score today is 7.9.

  • Test sites 60%6.6

    5 cleaning abilities measured, on one scale for every robot.

    • Deep clean on carpet6.8
    • Pet hair6.8
    • Mopping6.0
    • Obstacle avoidance7.1
    • Navigation5.3

    Deep clean on carpet: Just A Dad Approved 6.8 · Vacuum Wars 6.8. Pet hair: Just A Dad Approved 6.1 · Vacuum Wars 7.6. Mopping: Just A Dad Approved 6.1 · Vacuum Wars 6.0. Obstacle avoidance: Just A Dad Approved 7.0 · Vacuum Wars 7.3.

    Measured by Just A Dad Approved (read on October 13, 2026) · Vacuum Wars (read on September 29, 2026).

    Measured 6.4, counted 6.6, pulled toward its station type’s average.

  • Owners’ ratings 25%–

    Owners’ ratings, 25%: none yet at the stores that ship to the United States, so this part is left out and the others count for more.

  • Features 15%7.8

    69 of 89 points for the facts the maker states.

  • Price never countsA sale can’t lift a model. Today’s lowest price sits beside the score, checked every morning.
  • No test, no rankOnly robots a test site has tested are ranked. The rest get a provisional score.
  • Reviewers beside, not insideReviewers’ picks are shown next to the score and do not count in it.

How we work this out →

The testers’ picks

Positions and labels, never text. These picks are shown beside the score and do not count in it. How the score comes about is on the method page.

The maker

Roborock

Roborock, the trading name of Beijing Roborock Technology Co., Ltd., develops and makes robot vacuums and cordless stick vacuums. It was founded in July 2014 and is headquartered in Beijing, China, with research and branch offices in Shanghai and Shenzhen. Xiaomi invested in the company in September 2014, and its first product, the Mi Home Robotic Vacuum Cleaner, went on sale in September 2016.

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