BISSELL 2931N Review | 118 Data compared

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  • Avg. price in UK: ~£290
  • Avg. price in US: ~$400
  • Max suction power: 1500 Pa
  • Runtime: 130 min
  • Dustbin capacity: 400 mL
  • Max threshold height: ?

BISSELL 2931N review. Compare 118 technical specifications and user reviews to see how this product ranks in the Robot Vacuums category and whether it is worth buying.

6.0

Overall score

What it is: An overall evaluation of the robot vacuum's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best robot vacuums on the market.

Score components:

80.0%

5.4

Technical Score

20.0%

8.0

User score

Good
5.4

Technical Score

What it is: An assessment of robot-vacuum performance across cleaning, navigation, mopping, battery life, filtration, brush design, smart features, and dimensions.

When it matters: When you want to compare robot vacuums based on technical performance and available features.

Score components:

30.0%

4.4

Cleaning

23.0%

5.3

Navigation

18.0%

5.6

Mopping

12.0%

5.4

Battery

10.0%

6.8

Smart Features

7.0%

8.0

Design

Good
8.0

User score

What it is: A rating that combines user reviews and the total number of reviews received by the robot vacuum

When it matters: When you want to know how a robot vacuum handles daily tasks and how reliable it remains over time according to user feedback.

Score components:

70.0%

7.2

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
3.6
(2172)

(Reviews last updated: July 2026)

Excellent
  • 6.5
    Mopping

    Score components:

    35.0%

    7.6

    Mopping system type

    25.0%

    4.0

    Mop lifting

    20.0%

    4.0

    Auto water refill

    20.0%

    10

    Water tank capacity

  • 3.4
    Pet homes

    Score components:

    35.0%

    4.0

    Anti-tangle technology

    30.0%

    1.4

    Max suction power

    20.0%

    4.0

    Carpet boost

    15.0%

    5.3

    Dustbin capacity

  • 5.1
    Navigation and mapping

    Score components:

    30.0%

    5.5

    Primary navigation technology

    30.0%

    ?

    Obstacle avoidance technology

    20.0%

    1.0

    Object recognition

    20.0%

    4.0

    Real-time mapping

  • bissell-2931n
bissell-2931n

Best prices in UK

Best rankings

?

Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The BISSELL SpinWave Robot 2931N is a versatile 2-in-1 wet and dry robotic cleaner utilizing a 14.4V Li-Ion battery that provides up to 130 minutes of run time, recharging fully in 4 hours. Key technical specifications include a 1500 Pa maximum suction power, an 8.5 cm low-profile height, a 0.4-litre dirt tank capacity, and structured gyro-navigation technology operating at a quiet 52 decibels. Main performance pros include its dual-tank flexibility to switch between dry vacuuming and active wet mopping with dual rotating scrub pads, alongside automated carpet avoidance sensors during wet cycles and convenient scheduling via the BISSELL Connect app. However, primary cons include its reliance on basic gyroscopic tracking over advanced LiDAR mapping, which limits complex zone division, and a relatively small dustbin capacity that requires frequent emptying.

Technical Specifications of robot vacuum BISSELL 2931N

Technical Score

What it is: An assessment of robot-vacuum performance across cleaning, navigation, mopping, battery life, filtration, brush design, smart features, and dimensions.

When it matters: When you want to compare robot vacuums based on technical performance and available features.

Score components:

30.0%

4.4

Cleaning

23.0%

5.3

Navigation

18.0%

5.6

Mopping

12.0%

5.4

Battery

10.0%

6.8

Smart Features

7.0%

8.0

Design

5.4
BISSELL 2931N has a technical score of 5.44, lower than that of 86.7% of robot vacuums.
User score

What it is: A rating that combines user reviews and the total number of reviews received by the robot vacuum

When it matters: When you want to know how a robot vacuum handles daily tasks and how reliable it remains over time according to user feedback.

Score components:

70.0%

7.2

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
3.6
(2172)

(Reviews last updated: July 2026)

8.0
BISSELL 2931N has a user score of 8.04, higher than that of 64.2% of robot vacuums.
Popularity
What it is: An indicator based on the number of reviews received by the robot vacuum.
When it matters: When you prefer to purchase a product chosen and reviewed by many other consumers.
10
BISSELL 2931N has a popularity of 10 points, which is higher than 68.1% of products in this category.
Ratio quality/price

What it is: An indicator that combines the robot vacuum's overall rating with its cost.

When it matters: When you are looking for a robot vacuum with a good balance between quality and price.

Score components:

60.0%

6.0

Overall score

40.0%

9.0

Price

6.9
BISSELL 2931N has a quality-to-price ratio of 6.9 points, which is lower than 80.4% of products in this category.
Max suction power
What it is: Maximum suction power is the highest pressure the vacuum motor is rated to produce, measured in pascals.
When it matters: Higher figures can help lift embedded debris from carpet, but brush design and airflow also determine real cleaning performance.

Importance: HIGH

1,500 Pa
BISSELL 2931N delivers 1,500 Pa of suction power, which is weaker than that of 92.5% of robot vacuums and equal to that of 1.3% of robot vacuums.
N. of suction power levels
What it is: The number of suction levels shows how many power settings can be selected.
When it matters: More levels give finer control over noise, battery use and cleaning strength on different floors.

Importance: MEDIUM

3
BISSELL 2931N has a suction-level count of 3, which is lower than that of 50.8% of robot vacuums and the same as that of 35.7% of robot vacuums.
Motor type
What it is: Motor type identifies whether the suction motor uses a brushed or brushless design.
When it matters: Brushless motors generally offer better efficiency and durability, although complete airflow design still determines performance.

Importance: LOW

brushed
BISSELL 2931N uses a motor type considered less efficient than those in 97.5% of robot vacuums and matched by 2.5% of robot vacuums.
Power
What it is: Power is the electrical input rating of the robot or its charging system.
When it matters: It describes energy demand, but it should not be treated as a direct measure of suction or floor-cleaning ability.

Importance: LOW

?
Cleaning modes
What it is: Cleaning modes are the distinct automatic or targeted cleaning programs available on the robot.
When it matters: A wider choice makes it easier to match cleaning behavior to rooms, spills, edges or quiet periods.

Importance: MEDIUM

2
BISSELL 2931N offers 2 cleaning modes, which is fewer than 89.9% of robot vacuums and as many as 10.1% of robot vacuums.
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Mopping capability
What it is: Mopping capability means the robot can wipe hard floors with a damp pad or active mop system.
When it matters: It is useful for fine dust and light marks, but it does not automatically mean the robot can replace deep manual mopping.

Importance: MEDIUM

yes
BISSELL 2931N can mop floors. This feature is available on 78.9% of robot vacuums.
Mopping system type
What it is: The mopping system type describes how the robot applies motion and pressure to its mop, such as a static pad, vibrating pad, rotating pads or roller.
When it matters: Active systems generally scrub dried marks better, while pad lifting and dock washing determine how practical they are on mixed floors.

Importance: HIGH

rotating pads
BISSELL 2931N uses rotating pads for mopping, a system that is more effective than those in 79.6% of robot vacuums and matched by 16% of robot vacuums.
Mop pad type
What it is: Mop pad type describes the pad shape and attachment used by the mopping system.
When it matters: It affects floor contact, edge reach, replacement availability and whether the pads can be washed easily.

Importance: LOW

circular
Mop pad material
What it is: Mop pad material is the fabric or fibre used to wipe and absorb dirt from the floor.
When it matters: It influences absorption, scrubbing action, durability and how easily the pad releases dirt when washed.

Importance: LOW

microfiber
Mop pressure
What it is: Mop pressure is the downward force the mopping system applies to the floor.
When it matters: More controlled pressure can improve removal of dried marks, although pad motion and moisture delivery also matter.

Importance: LOW

?
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Primary navigation technology
What it is: The primary navigation technology is the main sensor system the robot uses to understand its position and plan a route.
When it matters: It affects route efficiency, coverage and how reliably the robot returns to its dock, especially in larger or more complex homes.

Importance: HIGH

gyroscope
BISSELL 2931N uses gyroscope as its primary navigation system, which is less capable than the systems in 73.9% of robot vacuums and matched by 19.2% of robot vacuums.
Mapping capability
What it is: Mapping capability lets the robot create a floor plan instead of cleaning only from moment-to-moment sensor reactions.
When it matters: A saved map is important for room selection, no-go zones and predictable coverage.

Importance: MEDIUM

no
BISSELL 2931N does not map the floor, while this feature is available on 74.2% of robot vacuums.
Real-time mapping
What it is: Real-time mapping updates the floor plan and the robot's route while a cleaning run is in progress.
When it matters: It helps you follow progress, spot missed areas and see where the robot is if it becomes stuck.

Importance: LOW

no
BISSELL 2931N does not update its map in real time, while this feature is available on 68.7% of robot vacuums.
Grounded no from data_scrape2/data_scrape4 (agreement or one clear no/N/A with other source empty/noisy).
Multiple map storage
What it is: Multiple map storage keeps separate floor plans for more than one level or cleaning area.
When it matters: It is useful in multi-storey homes because the robot does not need to rebuild the map each time it changes floors.

Importance: LOW

no
BISSELL 2931N does not store multiple maps, while this feature is available on 56.7% of robot vacuums.
Map editing
What it is: Map editing lets you divide, merge, name and adjust rooms in the app.
When it matters: Accurate room boundaries make room-by-room schedules and targeted cleaning easier to use.

Importance: LOW

no
BISSELL 2931N does not support map editing, while this feature is available on 64.1% of robot vacuums.
Grounded no from data_scrape2/data_scrape4 (agreement or one clear no/N/A with other source empty/noisy).
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App control
What it is: App control lets you operate and configure the robot from a smartphone application.
When it matters: It is needed for maps, room selection, schedules and many advanced settings on modern robot vacuums.

Importance: LOW

yes
BISSELL 2931N supports app control. This feature is available on 94.4% of robot vacuums.
App name
What it is: App name identifies the manufacturer's mobile application used to control the robot.
When it matters: It helps you check phone compatibility, account requirements and user feedback for the correct app before buying.

Importance: LOW

BISSELL Connect
Wi-Fi connectivity
What it is: Wi-Fi connectivity links the robot to its app and cloud services through the home network.
When it matters: It enables remote control and updates, but setup quality depends on router compatibility and signal coverage.

Importance: LOW

yes
BISSELL 2931N connects to Wi-Fi. This feature is available on 93.7% of robot vacuums.
Supported Wi-Fi bands
What it is: Supported Wi-Fi bands identify the wireless frequencies the robot can use, commonly 2.4 GHz and sometimes 5 GHz.
When it matters: Band support matters during setup because many robot vacuums connect only to a 2.4 GHz network.

Importance: LOW

no Wi-Fi
Bluetooth connectivity
What it is: Bluetooth connectivity provides a short-range wireless link, often used during initial setup.
When it matters: It can simplify pairing but usually does not replace Wi-Fi for remote app control.

Importance: LOW

yes
BISSELL 2931N connects via Bluetooth. This feature is available on 64.5% of robot vacuums.
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Battery capacity
What it is: Battery capacity is the amount of electrical charge the battery can store, measured in milliamp-hours.
When it matters: More capacity can support longer cleaning runs, but motor power, mopping and navigation also affect actual runtime.

Importance: MEDIUM

2,600 mAh
BISSELL 2931N has a battery capacity of 2,600 mAh; it is lower than that of 60.3% of robot vacuums and equal to that of 26.3% of robot vacuums.
Grounded current sources converge on 2600 mAh battery capacity.
Battery type
What it is: Battery type identifies the battery chemistry used by the robot.
When it matters: It affects weight, service life and charging behavior, with lithium-ion now being the common modern design.

Importance: LOW

Li-ion
Battery voltage
What it is: Battery voltage is the nominal electrical voltage of the robot's battery pack.
When it matters: It is mainly useful for checking replacement-battery compatibility and does not by itself indicate runtime.

Importance: LOW

14.4
Runtime
What it is: Runtime is how long the robot is rated to clean on one charge under the stated test mode.
When it matters: Longer runtime matters on large floors, while recharge-and-resume can compensate for a smaller battery.

Importance: MEDIUM

130 min
BISSELL 2931N runs for 130 min per charge; this is shorter than 55.3% of robot vacuums and equal to 2% of robot vacuums.
Recharge and resume
What it is: Recharge and resume sends the robot back to charge and then returns it to the unfinished part of the map.
When it matters: It allows large cleaning jobs to finish without manual intervention when one battery charge is not enough.

Importance: LOW

yes
BISSELL 2931N resumes cleaning after charging. This feature is available on 83.1% of robot vacuums.
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Shape
What it is: Shape describes the robot's body outline, most commonly round or D-shaped.
When it matters: Shape influences corner reach and manoeuvring, although brush placement and route planning are equally important.

Importance: LOW

round
Height
What it is: Height is the vertical clearance required by the robot.
When it matters: A lower body can clean under more sofas, beds and cabinets, but measure the furniture gap before relying on it.

Importance: LOW

85 mm
BISSELL 2931N is 85 mm tall; this is lower than 63.7% of robot vacuums and equal to 2.4% of robot vacuums.
Width
What it is: Width is the side-to-side size of the robot.
When it matters: It determines whether the robot can pass between chair legs, furniture and other narrow spaces.

Importance: LOW

327 mm
BISSELL 2931N is 327 mm wide; this is narrower than 62.5% of robot vacuums and equal to 0.8% of robot vacuums.
Length
What it is: Length is the front-to-back size of the robot.
When it matters: Together with width and shape, it affects turning space and access around closely placed furniture.

Importance: LOW

327 mm
BISSELL 2931N is 327 mm long; this is shorter than 63.8% of robot vacuums and equal to 0.6% of robot vacuums.
Weight
What it is: Weight is the mass of the robot itself, excluding its dock.
When it matters: A lighter robot is easier to carry between floors, while weight has little direct connection to cleaning quality.

Importance: LOW

3.4 kg
BISSELL 2931N weighs 3.4 kg; this is less than 55.3% of robot vacuums and equal to 3.8% of robot vacuums.
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BISSELL 2931N vs the average robot vacuum

  • Better mopping system
    BISSELL 2931N uses rotating pads for mopping, while the average robot vacuum uses static pad.
    What it is: The mopping system type describes how the robot applies motion and pressure to its mop, such as a static pad, vibrating pad, rotating pads or roller.
    When it matters: Active systems generally scrub dried marks better, while pad lifting and dock washing determine how practical they are on mixed floors.

    Importance: HIGH

    BISSELL 2931N uses rotating pads for mopping, while the average robot vacuum uses static pad.rotating pads vs static pad
  • Adjusts its cleaning height automatically
    BISSELL 2931N adjusts its cleaning height automatically, while the average robot vacuum uses a fixed cleaning height.
    What it is: Automatic height adjustment changes the cleaning-head position to maintain contact with different floor surfaces.
    When it matters: It can improve pickup when the robot moves between hard floors, rugs and uneven surfaces.

    Importance: LOW

    BISSELL 2931N adjusts its cleaning height automatically, while the average robot vacuum uses a fixed cleaning height.
  • 13 dB quieter operation
    BISSELL 2931N produces 52 dB of noise, compared with 65 dB for the average robot vacuum.
    What it is: Noise level range shows the sound produced across the robot's operating modes.
    When it matters: Lower noise is helpful for cleaning while people work, talk, sleep or remain at home with noise-sensitive pets.

    Importance: LOW

    BISSELL 2931N produces 52 dB of noise, compared with 65 dB for the average robot vacuum.52 dB vs 65 dB
  • 1 more side brushes
    The number of side brushes on BISSELL 2931N is 2, compared with 1 on the average robot vacuum.
    Uses 2 side brushes.
    What it is: The number of side brushes shows how many spinning brushes sweep debris from edges toward the main intake.
    When it matters: Extra side-brush coverage can help along walls and corners, although speed and control matter more than count alone.

    Importance: LOW

    The number of side brushes on BISSELL 2931N is 2, compared with 1 on the average robot vacuum.2 vs 1
  • 160 mL larger water tank
    BISSELL 2931N has a water tank capacity of 400 mL, compared with 240 mL for the average robot vacuum.
    What it is: Water tank capacity is the amount of mopping water carried inside the robot.
    When it matters: A larger tank can cover more hard floor before refilling, though dock-based automatic refill can reduce this limitation.

    Importance: LOW

    BISSELL 2931N has a water tank capacity of 400 mL, compared with 240 mL for the average robot vacuum.400 mL vs 240 mL
  • 1.5 W lower standby use
    BISSELL 2931N uses 0.5 W in standby, compared with 2 W for the average robot vacuum.
    What it is: Standby power consumption is the electricity used while the robot or dock is idle but connected to power.
    When it matters: Lower standby use matters because the charging station normally remains plugged in all day.

    Importance: LOW

    BISSELL 2931N uses 0.5 W in standby, compared with 2 W for the average robot vacuum.0.5 W vs 2 W
  • Supports cleaning solution
    BISSELL 2931N supports cleaning solution, while the average robot vacuum does not support cleaning solution.
    What it is: Cleaning-solution compatibility indicates whether the mopping system is designed to use an approved detergent.
    When it matters: It matters when water alone is not enough for greasy marks, but only manufacturer-approved solutions should be used.

    Importance: LOW

    BISSELL 2931N supports cleaning solution, while the average robot vacuum does not support cleaning solution.
  • 3.75 kg lighter base station
    BISSELL 2931N has a base station that weighs 0.6 kg, compared with 4.3 kg for the average robot vacuum.
    What it is: Base-station weight is the mass of the dock without the robot.
    When it matters: A lighter dock is easier to move, while a heavier station may remain more stable during docking and mop washing.

    Importance: LOW

    BISSELL 2931N has a base station that weighs 0.6 kg, compared with 4.3 kg for the average robot vacuum.0.55 kg vs 4.3 kg
  • 1.5 W lower standby use
    BISSELL 2931N uses 0.5 W in standby, compared with 2 W for the average robot vacuum.
  • 0.5 h faster charging
    BISSELL 2931N takes 4 h to charge, compared with 4.5 h for the average robot vacuum.
  • 13 dB quieter operation
    BISSELL 2931N produces 52 dB of noise, compared with 65 dB for the average robot vacuum.
  • 3.75 kg lighter base station
    BISSELL 2931N has a base station that weighs 0.6 kg, compared with 4.3 kg for the average robot vacuum.
  • 9 mm lower profile
    BISSELL 2931N is 85 mm tall, compared with 94 mm for the average robot vacuum.
  • 13 mm shorter body
    BISSELL 2931N is 327 mm long, compared with 340 mm for the average robot vacuum.
  • 11.65 mm narrower body
    BISSELL 2931N is 327 mm wide, compared with 338.65 mm for the average robot vacuum.
  • Adjusts its cleaning height automatically
    BISSELL 2931N adjusts its cleaning height automatically, while the average robot vacuum uses a fixed cleaning height.
  • 1 more side brushes
    The number of side brushes on BISSELL 2931N is 2, compared with 1 on the average robot vacuum.
  • Better mopping system
    BISSELL 2931N uses rotating pads for mopping, while the average robot vacuum uses static pad.
  • 160 mL larger water tank
    BISSELL 2931N has a water tank capacity of 400 mL, compared with 240 mL for the average robot vacuum.
  • Supports cleaning solution
    BISSELL 2931N supports cleaning solution, while the average robot vacuum does not support cleaning solution.
  • 600 mAh less battery capacity
    BISSELL 2931N has a battery capacity of 2,600 mAh, compared with 3,200 mAh for the average robot vacuum.
    Grounded current sources converge on 2600 mAh battery capacity.
  • 20 min shorter runtime
    BISSELL 2931N runs for 130 min per charge, compared with 150 min for the average robot vacuum.
  • Does not support voice assistants
    BISSELL 2931N does not support voice assistants, while the average robot vacuum works with voice assistants.
  • Does not provide maintenance reminders
    BISSELL 2931N does not provide maintenance reminders, while the average robot vacuum provides maintenance reminders.
  • Does not provide cleaning reports
    BISSELL 2931N does not provide cleaning reports, while the average robot vacuum provides cleaning reports.
  • Does not provide voice status prompts
    BISSELL 2931N does not provide voice status prompts, while the average robot vacuum provides voice status prompts.
    Sources indicate beeps/chimes/indicator alerts rather than spoken voice prompts.
  • Supports fewer languages
    BISSELL 2931N supports 8 languages, compared with 17 on the average robot vacuum.
  • More basic navigation
    BISSELL 2931N uses gyroscope navigation, while the average robot vacuum uses LiDAR.
  • Does not map the floor
    BISSELL 2931N does not map the floor, while the average robot vacuum maps the floor.
  • Does not support map editing
    BISSELL 2931N does not support map editing, while the average robot vacuum lets you edit maps.
    Grounded no from data_scrape2/data_scrape4 (agreement or one clear no/N/A with other source empty/noisy).
  • Does not store multiple maps
    BISSELL 2931N does not store multiple maps, while the average robot vacuum stores multiple maps.
  • Does not recognize individual rooms
    BISSELL 2931N does not recognize individual rooms, while the average robot vacuum recognizes individual rooms.
    Grounded no from data_scrape2/data_scrape4 for room recognition.
  • Does not update its map in real time
    BISSELL 2931N does not update its map in real time, while the average robot vacuum updates its map in real time.
    Grounded no from data_scrape2/data_scrape4 (agreement or one clear no/N/A with other source empty/noisy).
  • Does not show its location in real time
    BISSELL 2931N does not show its location in real time, while the average robot vacuum shows its location in real time.
  • 2,500 Pa weaker suction
    BISSELL 2931N delivers 1,500 Pa, compared with 4,000 Pa for the average robot vacuum.
  • 2 fewer cleaning modes
    The number of cleaning modes on BISSELL 2931N is 2, compared with 4 on the average robot vacuum.
  • Does not detect carpets automatically
    BISSELL 2931N does not detect carpets automatically, while the average robot vacuum detects carpets automatically.
  • Does not boost suction automatically on carpets
    BISSELL 2931N does not boost suction automatically on carpets, while the average robot vacuum boosts suction on carpets automatically.
  • Does not have a floating main brush
    BISSELL 2931N does not have a floating main brush, while the average robot vacuum has a floating main brush.
  • 1 fewer suction levels
    The number of suction levels on BISSELL 2931N is 3, compared with 4 on the average robot vacuum.
  • Does not support zone cleaning
    BISSELL 2931N does not support zone cleaning, while the average robot vacuum supports zone cleaning.
  • Does not support room-by-room cleaning
    BISSELL 2931N does not support room-by-room cleaning, while the average robot vacuum supports room-by-room cleaning.
  • Has a non-washable filter
    BISSELL 2931N has a non-washable filter, while the average robot vacuum has a washable filter.
  • Less efficient brushed motor
    BISSELL 2931N uses a brushed motor, while the average robot vacuum uses brushless.
  • Does not let you adjust the water flow
    BISSELL 2931N does not let you adjust the water flow, while the average robot vacuum lets you adjust the water flow.
  • 45 rpm slower mop rotation
    BISSELL 2931N rotates its mops at 135 rpm, compared with 180 rpm for the average robot vacuum.
  • 2,500 Pa weaker suction
    BISSELL 2931N delivers 1,500 Pa, compared with 4,000 Pa for the average robot vacuum.
    What it is: Maximum suction power is the highest pressure the vacuum motor is rated to produce, measured in pascals.
    When it matters: Higher figures can help lift embedded debris from carpet, but brush design and airflow also determine real cleaning performance.

    Importance: HIGH

    BISSELL 2931N delivers 1,500 Pa, compared with 4,000 Pa for the average robot vacuum.1500 Pa vs 4000 Pa
  • 2 fewer cleaning modes
    The number of cleaning modes on BISSELL 2931N is 2, compared with 4 on the average robot vacuum.
    What it is: Cleaning modes are the distinct automatic or targeted cleaning programs available on the robot.
    When it matters: A wider choice makes it easier to match cleaning behavior to rooms, spills, edges or quiet periods.

    Importance: MEDIUM

    The number of cleaning modes on BISSELL 2931N is 2, compared with 4 on the average robot vacuum.2 vs 4
  • More basic navigation
    BISSELL 2931N uses gyroscope navigation, while the average robot vacuum uses LiDAR.
    What it is: The primary navigation technology is the main sensor system the robot uses to understand its position and plan a route.
    When it matters: It affects route efficiency, coverage and how reliably the robot returns to its dock, especially in larger or more complex homes.

    Importance: HIGH

    BISSELL 2931N uses gyroscope navigation, while the average robot vacuum uses LiDAR.gyroscope vs LiDAR
  • Does not detect carpets automatically
    BISSELL 2931N does not detect carpets automatically, while the average robot vacuum detects carpets automatically.
    What it is: Carpet detection allows the robot to recognize when it moves from hard flooring onto carpet or a rug.
    When it matters: It enables carpet-specific actions such as suction boost, mop lifting or carpet avoidance.

    Importance: MEDIUM

    BISSELL 2931N does not detect carpets automatically, while the average robot vacuum detects carpets automatically.
  • Does not boost suction automatically on carpets
    BISSELL 2931N does not boost suction automatically on carpets, while the average robot vacuum boosts suction on carpets automatically.
    What it is: Carpet boost automatically increases suction when the robot detects carpet.
    When it matters: It helps pull debris from carpet fibres without using maximum power for the entire cleaning run.

    Importance: MEDIUM

    BISSELL 2931N does not boost suction automatically on carpets, while the average robot vacuum boosts suction on carpets automatically.
  • Does not have a floating main brush
    BISSELL 2931N does not have a floating main brush, while the average robot vacuum has a floating main brush.
    What it is: A floating main brush moves vertically to stay in contact with uneven floors and carpet.
    When it matters: Better floor contact can improve pickup when the robot crosses joints, rugs or changes in floor height.

    Importance: LOW

    BISSELL 2931N does not have a floating main brush, while the average robot vacuum has a floating main brush.
  • Does not map the floor
    BISSELL 2931N does not map the floor, while the average robot vacuum maps the floor.
    What it is: Mapping capability lets the robot create a floor plan instead of cleaning only from moment-to-moment sensor reactions.
    When it matters: A saved map is important for room selection, no-go zones and predictable coverage.

    Importance: MEDIUM

    BISSELL 2931N does not map the floor, while the average robot vacuum maps the floor.
  • Does not support map editing
    BISSELL 2931N does not support map editing, while the average robot vacuum lets you edit maps.
    Grounded no from data_scrape2/data_scrape4 (agreement or one clear no/N/A with other source empty/noisy).
    What it is: Map editing lets you divide, merge, name and adjust rooms in the app.
    When it matters: Accurate room boundaries make room-by-room schedules and targeted cleaning easier to use.

    Importance: LOW

    BISSELL 2931N does not support map editing, while the average robot vacuum lets you edit maps.

Graphic comparison of BISSELL 2931N and other robot vacuums

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Third-party reviews

United Kingdom

(Reviews last updated: July 2026)

What customers like about BISSELL 2931N?

  • Excellent mopping functionality with dual active spinning pads
  • Effective at automatically avoiding carpets and area rugs while in mop mode
  • Operates very quietly compared to many other robot vacuums
  • Performs well at sweeping up loose debris and surface dust on hard floors
  • The dustbin and water tanks are straightforward to remove, swap, and clean
  • Offers a user-friendly companion mobile application for scheduling and controls

What customers dislike about BISSELL 2931N?

  • Lacks advanced LiDAR or camera mapping, relying on basic gyroscope navigation
  • Prone to getting stuck in narrow spaces, on furniture legs, or on loose rug tassels
  • Inefficient cleaning patterns that can leave some areas missed while over-cleaning others
  • Mediocre vacuum suction power on thick or heavy pile carpets
  • Battery charging issues and fatal power defects reported by multiple users out of the box
  • No digital no-go zones or virtual boundaries supported in the software

Expert reviews

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pcmag.com
04/01/2021
Summary of the review
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apartmenttherapy.com
07/12/2021
Summary of the review
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loveandrenovations.com
21/07/2021
Summary of the review
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uk.pcmag.com
04/01/2021
Summary of the review
A
au.pcmag.com
05/01/2021
Summary of the review
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technikzuhause.de
14. Mai 2021
Summary of the review
M
meilleurs-aspirateurs-robots.fr
28/07/2026
Summary of the review
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frandroid.com
24/06/2025
Summary of the review
N
nomadeurbain.fr
04/04/2024
Summary of the review
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quechoisir.org
02/12/2021
Summary of the review
L
lesnumeriques.com
19/05/2021
Summary of the review

Video reviews

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