Electrolux Pure i9.2 PI92-4STN Review | 118 Data compared

double-arrow
  • Avg. price in UK: ~£410
  • Avg. price in US: ~$540
  • Max suction power: ?
  • Runtime: 60 min
  • Dustbin capacity: 700 mL
  • Max threshold height: 22 mm

Electrolux Pure i9.2 PI92-4STN 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.

7.1

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%

7.1

Technical Score

20.0%

7.4

User score

Very good
7.1

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%

8.1

Cleaning

23.0%

8.9

Navigation

18.0%

3.9

Mopping

12.0%

4.7

Battery

10.0%

7.8

Smart Features

7.0%

8.1

Design

Very good
7.4

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%

10

User reviews

30.0%

1.4

Popularity

User score:
United Kingdom
amazon
5.0
(6)

(Reviews last updated: July 2026)

Very good
  • 4.8
    Mopping

    Score components:

    35.0%

    4.0

    Mopping system type

    25.0%

    4.0

    Mop lifting

    20.0%

    4.0

    Auto water refill

    20.0%

    ?

    Water tank capacity

  • 9.4
    Pet homes

    Score components:

    35.0%

    10

    Anti-tangle technology

    30.0%

    ?

    Max suction power

    20.0%

    10

    Carpet boost

    15.0%

    10

    Dustbin capacity

  • 9.4
    Navigation and mapping

    Score components:

    30.0%

    9.3

    Primary navigation technology

    30.0%

    10

    Obstacle avoidance technology

    20.0%

    ?

    Object recognition

    20.0%

    10

    Real-time mapping

  • electrolux-pure-i9-2-pi92-4stn
  • electrolux-pure-i9-2-pi92-4stn
  • electrolux-pure-i9-2-pi92-4stn
  • electrolux-pure-i9-2-pi92-4stn
  • electrolux-pure-i9-2-pi92-4stn
  • electrolux-pure-i9-2-pi92-4stn
electrolux-pure-i9-2-pi92-4stn
electrolux-pure-i9-2-pi92-4stn
electrolux-pure-i9-2-pi92-4stn
electrolux-pure-i9-2-pi92-4stn
electrolux-pure-i9-2-pi92-4stn
electrolux-pure-i9-2-pi92-4stn

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 Electrolux Pure i9.2 PI92-4STN is a cordless, bagless robot vacuum featuring a unique triangular Trinity Shape designed for optimal corner cleaning, a 14.4V lithium-ion battery, a 0.7-litre dust container capacity, and a noise level of 75 dB. It measures 32.5 x 28 x 8.5 cm and utilizes an advanced 3D Vision laser and camera navigation system along with ClimbForceDrive technology to cross obstacles up to 2.2 cm. Key advantages include methodical, obstacle-avoiding navigation, superior corner performance with its front-mounted 21 cm XL brush, and remote control via a Wi-Fi-connected mobile app. However, its primary drawbacks are a relatively short run time of approximately 40 to 70 minutes per charge depending on the power mode, a long 2.5-hour recharge cycle, a high retail price point, and a lack of integrated advanced smart-home integrations compared to rival models.

Technical Specifications of robot vacuum Electrolux Pure i9.2 PI92-4STN

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%

8.1

Cleaning

23.0%

8.9

Navigation

18.0%

3.9

Mopping

12.0%

4.7

Battery

10.0%

7.8

Smart Features

7.0%

8.1

Design

7.1
Electrolux Pure i9.2 PI92-4STN has a technical score of 7.07, higher than that of 54.3% 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%

10

User reviews

30.0%

1.4

Popularity

User score:
United Kingdom
amazon
5.0
(6)

(Reviews last updated: July 2026)

7.4
Electrolux Pure i9.2 PI92-4STN has a user score of 7.43, lower than that of 74.3% 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.
1.4
Electrolux Pure i9.2 PI92-4STN has a popularity of 1.4 points, which is lower than 68.5% 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%

7.1

Overall score

40.0%

8.4

Price

7.5
Electrolux Pure i9.2 PI92-4STN has a quality-to-price ratio of 7.5 points, which is higher than 47.1% 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

?
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
Electrolux Pure i9.2 PI92-4STN 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

brushless
Electrolux Pure i9.2 PI92-4STN uses a motor type considered more efficient than those in 2.7% of robot vacuums and matched by 97.3% 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

?
Show more
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

no
Electrolux Pure i9.2 PI92-4STN cannot mop floors, while this feature is available on 79.1% 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

none
Electrolux Pure i9.2 PI92-4STN uses none for mopping, a system that is less effective than those in 79.8% of robot vacuums and matched by 20.2% 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

none
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

none
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

?
Show more
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

laser + camera
Electrolux Pure i9.2 PI92-4STN uses laser + camera as its primary navigation system, which is more capable than the systems in 95.4% of robot vacuums and matched by 0.6% 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

yes
Electrolux Pure i9.2 PI92-4STN maps the floor. This feature is available on 74% 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

yes
Electrolux Pure i9.2 PI92-4STN updates its map in real time. This feature is available on 68.5% of robot vacuums.
Grounded yes from data_scrape2/data_scrape4 (agreement or one clear yes 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

yes
Electrolux Pure i9.2 PI92-4STN stores multiple maps. This feature is available on 56.5% 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
Electrolux Pure i9.2 PI92-4STN 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).
Show more
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
Electrolux Pure i9.2 PI92-4STN 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

?
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
Electrolux Pure i9.2 PI92-4STN 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

2.4 GHz
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
Electrolux Pure i9.2 PI92-4STN connects via Bluetooth. This feature is available on 64.5% of robot vacuums.
Show more
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

?
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

7.2
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

60 min
Electrolux Pure i9.2 PI92-4STN runs for 60 min per charge; this is shorter than 98.8% of robot vacuums and equal to 1% 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
Electrolux Pure i9.2 PI92-4STN resumes cleaning after charging. This feature is available on 83.1% of robot vacuums.
Show more
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

triangular
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
Electrolux Pure i9.2 PI92-4STN 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

318.2 mm
Electrolux Pure i9.2 PI92-4STN is 318.2 mm wide; this is narrower than 87% 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

315 mm
Electrolux Pure i9.2 PI92-4STN is 315 mm long; this is shorter than 87.1% of robot vacuums and equal to 1.4% 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

3.38 kg
Electrolux Pure i9.2 PI92-4STN weighs 3.38 kg; this is less than 59.3% of robot vacuums and equal to 0.2% of robot vacuums.
Show more

Electrolux Pure i9.2 PI92-4STN vs the average robot vacuum

  • Prevents hair tangles
    Electrolux Pure i9.2 PI92-4STN prevents hair tangles, while the average robot vacuum has no anti-tangle system.
    What it is: Anti-tangle technology is designed to prevent or remove hair wrapped around the main brush and axles.
    When it matters: It is especially valuable in homes with pets or long hair because it reduces manual brush cleaning.

    Importance: MEDIUM

    Electrolux Pure i9.2 PI92-4STN prevents hair tangles, while the average robot vacuum has no anti-tangle system.
  • More capable navigation
    Electrolux Pure i9.2 PI92-4STN uses laser + camera 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

    Electrolux Pure i9.2 PI92-4STN uses laser + camera navigation, while the average robot vacuum uses LiDAR.laser + camera vs LiDAR
  • 300 mL larger dustbin
    Electrolux Pure i9.2 PI92-4STN has a dustbin capacity of 700 mL, compared with 400 mL for the average robot vacuum.
    What it is: Dustbin capacity is the amount of dry debris the bin inside the robot can hold.
    When it matters: A larger bin needs emptying less often, which matters in homes with pets unless an auto-empty dock is included.

    Importance: MEDIUM

    Electrolux Pure i9.2 PI92-4STN has a dustbin capacity of 700 mL, compared with 400 mL for the average robot vacuum.700 mL vs 400 mL
  • 49 mm wider main brush
    Electrolux Pure i9.2 PI92-4STN uses a main brush measuring 227 mm, compared with 178 mm for the average robot vacuum.
    What it is: Main brush width is the working width of the central debris-collecting roller.
    When it matters: A wider brush can cover more floor per pass, while edge design and navigation still affect total coverage.

    Importance: LOW

    Electrolux Pure i9.2 PI92-4STN uses a main brush measuring 227 mm, compared with 178 mm for the average robot vacuum.227 mm vs 178 mm
  • 2 h faster charging
    Electrolux Pure i9.2 PI92-4STN takes 2.5 h to charge, compared with 4.5 h for the average robot vacuum.
    What it is: Charging time is the approximate time required to refill the battery from low charge.
    When it matters: A shorter charge is useful when the robot must resume an unfinished large cleaning job.

    Importance: LOW

    Electrolux Pure i9.2 PI92-4STN takes 2.5 h to charge, compared with 4.5 h for the average robot vacuum.2.5 h vs 4.5 h
  • Supports fast charging
    Electrolux Pure i9.2 PI92-4STN supports fast charging, while the average robot vacuum does not support fast charging.
    What it is: Fast charging reduces the time needed to restore enough battery for continued cleaning.
    When it matters: It is most useful when the robot regularly needs to recharge and resume on a large floor.

    Importance: LOW

    Electrolux Pure i9.2 PI92-4STN supports fast charging, while the average robot vacuum does not support fast charging.
  • 2 mm greater threshold clearance
    Electrolux Pure i9.2 PI92-4STN climbs thresholds up to 22 mm, compared with 20 mm for the average robot vacuum.
    What it is: Maximum threshold height is the tallest doorway strip or floor transition the robot is rated to climb.
    When it matters: It determines whether the robot can move between rooms without becoming stuck at raised thresholds.

    Importance: MEDIUM

    Electrolux Pure i9.2 PI92-4STN climbs thresholds up to 22 mm, compared with 20 mm for the average robot vacuum.22 mm vs 20 mm
  • Alerts you when its dustbin is full
    Electrolux Pure i9.2 PI92-4STN alerts you when its dustbin is full, while the average robot vacuum does not alert you when its dustbin is full.
    What it is: A dustbin-full indicator warns when the robot's internal bin needs emptying.
    When it matters: It helps avoid continuing a run with no remaining debris capacity, especially on models without auto-emptying.

    Importance: LOW

    Electrolux Pure i9.2 PI92-4STN alerts you when its dustbin is full, while the average robot vacuum does not alert you when its dustbin is full.
  • 2 h faster charging
    Electrolux Pure i9.2 PI92-4STN takes 2.5 h to charge, compared with 4.5 h for the average robot vacuum.
  • Supports fast charging
    Electrolux Pure i9.2 PI92-4STN supports fast charging, while the average robot vacuum does not support fast charging.
  • 0.1 W lower standby use
    Electrolux Pure i9.2 PI92-4STN uses 1.9 W in standby, compared with 2 W for the average robot vacuum.
  • Informative display
    Electrolux Pure i9.2 PI92-4STN uses a LED display, while the average robot vacuum uses none.
  • 25 mm shorter body
    Electrolux Pure i9.2 PI92-4STN is 315 mm long, compared with 340 mm for the average robot vacuum.
  • 20.45 mm narrower body
    Electrolux Pure i9.2 PI92-4STN is 318.2 mm wide, compared with 338.65 mm for the average robot vacuum.
  • 9 mm lower profile
    Electrolux Pure i9.2 PI92-4STN is 85 mm tall, compared with 94 mm for the average robot vacuum.
  • More capable navigation
    Electrolux Pure i9.2 PI92-4STN uses laser + camera navigation, while the average robot vacuum uses LiDAR.
  • 2 mm greater threshold clearance
    Electrolux Pure i9.2 PI92-4STN climbs thresholds up to 22 mm, compared with 20 mm for the average robot vacuum.
  • Prevents hair tangles
    Electrolux Pure i9.2 PI92-4STN prevents hair tangles, while the average robot vacuum has no anti-tangle system.
  • 300 mL larger dustbin
    Electrolux Pure i9.2 PI92-4STN has a dustbin capacity of 700 mL, compared with 400 mL for the average robot vacuum.
  • 49 mm wider main brush
    Electrolux Pure i9.2 PI92-4STN uses a main brush measuring 227 mm, compared with 178 mm for the average robot vacuum.
  • Alerts you when its dustbin is full
    Electrolux Pure i9.2 PI92-4STN alerts you when its dustbin is full, while the average robot vacuum does not alert you when its dustbin is full.
  • 90 min shorter runtime
    Electrolux Pure i9.2 PI92-4STN runs for 60 min per charge, compared with 150 min for the average robot vacuum.
  • 110 m² less cleaning coverage
    Electrolux Pure i9.2 PI92-4STN can clean up to 70 m² per charge, compared with 180 m² for the average robot vacuum.
  • Does not provide voice status prompts
    Electrolux Pure i9.2 PI92-4STN 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.
  • Has no do-not-disturb mode
    Electrolux Pure i9.2 PI92-4STN has no do-not-disturb mode, while the average robot vacuum includes a do-not-disturb mode.
  • Does not support no-mop zones
    Electrolux Pure i9.2 PI92-4STN does not support no-mop zones, while the average robot vacuum supports configurable no-mop zones.
  • Does not support map editing
    Electrolux Pure i9.2 PI92-4STN 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).
  • 1 fewer suction levels
    The number of suction levels on Electrolux Pure i9.2 PI92-4STN is 3, compared with 4 on the average robot vacuum.
  • 14 % Lower filtration efficiency
    Electrolux Pure i9.2 PI92-4STN has a lower filtration efficiency than the average robot vacuum (85% vs 99%).
    Source 4 is supported by another source at 85%.
  • Does not include a cleaning tool
    Electrolux Pure i9.2 PI92-4STN does not include a cleaning tool, while the average robot vacuum includes a cleaning tool.
  • Cannot mop floors
    Electrolux Pure i9.2 PI92-4STN cannot mop floors, while the average robot vacuum can mop floors.
  • Does not let you adjust the water flow
    Electrolux Pure i9.2 PI92-4STN does not let you adjust the water flow, while the average robot vacuum lets you adjust the water flow.
    N/A (does not support mopping)
  • Less capable mopping system
    Electrolux Pure i9.2 PI92-4STN uses none for mopping, while the average robot vacuum uses static pad.
  • 3 fewer water-flow levels
    The number of water-flow levels on Electrolux Pure i9.2 PI92-4STN is 0, compared with 3 on the average robot vacuum.
  • Does not support no-mop zones
    Electrolux Pure i9.2 PI92-4STN does not support no-mop zones, while the average robot vacuum supports configurable no-mop zones.
    What it is: No-mop zones are mapped areas that the robot avoids while its mop is attached or wet.
    When it matters: They protect rugs and moisture-sensitive floors when the robot cannot lift its mop high enough.

    Importance: LOW

    Electrolux Pure i9.2 PI92-4STN does not support no-mop zones, while the average robot vacuum supports configurable no-mop zones.
  • 90 min shorter runtime
    Electrolux Pure i9.2 PI92-4STN runs for 60 min per charge, compared with 150 min for the average robot vacuum.
    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

    Electrolux Pure i9.2 PI92-4STN runs for 60 min per charge, compared with 150 min for the average robot vacuum.60 min vs 150 min
  • Does not support map editing
    Electrolux Pure i9.2 PI92-4STN 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

    Electrolux Pure i9.2 PI92-4STN does not support map editing, while the average robot vacuum lets you edit maps.
  • 1 fewer suction levels
    The number of suction levels on Electrolux Pure i9.2 PI92-4STN is 3, compared with 4 on the average robot vacuum.
    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

    The number of suction levels on Electrolux Pure i9.2 PI92-4STN is 3, compared with 4 on the average robot vacuum.3 vs 4
  • Cannot mop floors
    Electrolux Pure i9.2 PI92-4STN cannot mop floors, while the average robot vacuum can mop floors.
    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

    Electrolux Pure i9.2 PI92-4STN cannot mop floors, while the average robot vacuum can mop floors.
  • Does not let you adjust the water flow
    Electrolux Pure i9.2 PI92-4STN does not let you adjust the water flow, while the average robot vacuum lets you adjust the water flow.
    N/A (does not support mopping)
    What it is: Water flow control adjusts how much water the robot releases onto the mop.
    When it matters: It helps prevent overwetting delicate floors and provides more moisture for dirtier hard-floor areas.

    Importance: LOW

    Electrolux Pure i9.2 PI92-4STN does not let you adjust the water flow, while the average robot vacuum lets you adjust the water flow.
  • 14 % Lower filtration efficiency
    Electrolux Pure i9.2 PI92-4STN has a lower filtration efficiency than the average robot vacuum (85% vs 99%).
    Source 4 is supported by another source at 85%.
    What it is: Filter efficiency is the stated percentage of particles the filter can retain under its specified test conditions.
    When it matters: It matters for fine dust and allergens, although leakage around the filter can reduce whole-machine performance.

    Importance: MEDIUM

    Electrolux Pure i9.2 PI92-4STN has a lower filtration efficiency than the average robot vacuum (85% vs 99%).85 % vs 99 %
  • 110 m² less cleaning coverage
    Electrolux Pure i9.2 PI92-4STN can clean up to 70 m² per charge, compared with 180 m² for the average robot vacuum.
    What it is: Maximum cleaning area is the largest floor area the robot is rated to cover in one cleaning task.
    When it matters: It helps indicate whether the robot suits a large layout, although obstacles, power mode and mopping can reduce coverage.

    Importance: LOW

    Electrolux Pure i9.2 PI92-4STN can clean up to 70 m² per charge, compared with 180 m² for the average robot vacuum.70 m² vs 180 m²

Graphic comparison of Electrolux Pure i9.2 PI92-4STN and other robot vacuums

Attribute category
Attribute
No results found

Third-party reviews

United Kingdom

(Reviews last updated: July 2026)

What customers like about Electrolux Pure i9.2 PI92-4STN?

  • Excellent ability to cross obstacles and door thresholds up to 2.2 cm with ClimbForceDrive
  • Unique triangular shape reaches and cleans corners effectively
  • Intelligent 3D Vision navigation and effective obstacle detection
  • Powerful suction automatically adapts to the floor type
  • Intuitive mobile app with easy setup and operation

What customers dislike about Electrolux Pure i9.2 PI92-4STN?

  • Rather limited dustbin capacity requires frequent emptying
  • Average battery life on very dirty floors or thick carpets at maximum power
  • Height can prevent it from fitting beneath very low furniture
  • Navigation may sometimes appear hesitant in very complex room layouts

Expert reviews

Q
quechoisir.org
12/06/2020
Summary of the review
Q
quechoisir.org
12/06/2020
Summary of the review
L
leparticulier.lefigaro.fr
16/03/2020
Summary of the review
L
lesnumeriques.com
02/01/2020
Summary of the review
C
clubic.com
21/11/2021
Summary of the review
S
secondthought.ch
26/11/2019
Summary of the review
A
altroconsumo.it
Archivio
Summary of the review

Video reviews

Compare Electrolux Pure i9.2 PI92-4STN with other robot vacuums

VS
VS

Compare