Automatic emptying

Narwal Freo S (robot vacuum cleaner Mopping with LiDAR navigation): our review

Brand: NarwalOur methodology

Overall scoreiRatings calculated by comparing verified specifications in our catalogue. No hands-on evaluation. Comparison of documented models, not an exhaustive market survey. n is the number of models compared for each criterion. No hands-on testing.
7.9/10
Documentation: partialNot confirmed by a verified source: Max area, Runtime.
View on Amazon →
Scale from 6.5 to 9.6, the actual range of our scores. The dotted line shows the average for analysed models. Comparison of documented models, not an exhaustive market survey. n is the number of models compared for each criterion. No hands-on testing.
Dustbin capacity: 7.3/10: 250 ml, ahead of 19% of the models in the catalogue · n = 16. Average for analysed models: 7.9/10Charging time: 7/10: 5 h, ahead of 8% of the models in the catalogue · n = 13. Average for analysed models: 8.2/10Suction power: 8.2/10: 8000 Pa, ahead of 50% of the models in the catalogue · n = 14. Average for analysed models: 8.1/10Equipment: 8.9/10: 7 of 21 tracked features documented, ahead of 72% of the models in the catalogue · n = 25. Average for analysed models: 8.3/10Dustbin capacity7.3/10 · avg. 7.9Charging time7/10 · avg. 8.2Suction power8.2/10 · avg. 8.1Equipment8.9/10 · avg. 8.3
Our verdict in 30 seconds

Freo S makes its strongest case with suction and automatic emptying

The Freo S combines 8000 Pa advertised suction with automatic dust emptying and mopping. That suction figure puts it among the strongest claims, with potential for rugs that need regular attention. We would choose it for recurring vacuuming and easier dust disposal, with mopping as a useful addition.

Verdict

7.9/10

Our verdict on handing over the daily crumbs

A kitchen ready for bare feet after a busy afternoon is a welcome prospect. We like the Freo S for that practical ambition: strong suction specifications, automatic emptying, and useful mapping controls. It is well placed overall. Give the ordinary mess a regular appointment.

Our verdict: We recommend considering it for regular vacuuming with supplemental mopping. Prepare the rooms before a run, and choose it for the recurring chores you want off your schedule.

Things to bear in mind What holds us back is limited onboard dust capacity when pet hair piles up. Avoid it if your household sheds heavily and you expect the station alone to remove that constraint.

Review by Romain Brunel, founder of Robot Vacuum Picks

Who it's for

A multistory home gives Freo S a clear assignment

  • Busy households seeking regular vacuuming help
  • Rug owners prioritizing a strong suction specification
  • Multistory homes needing separate floor maps

This robot suits households that want help keeping up with everyday vacuuming and dust disposal. Think of a kitchen that collects snack crumbs and a den rug that gathers loose hair. Multiple floor maps and no-go zones also make it relevant to homes with distinct cleaning areas, including rooms upstairs.

Less suitable if

Skip it if your priority is replacing manual scrubbing or eliminating room preparation. Its mopping function belongs in a routine that still includes human attention, and floors need clearing before a cleaning run.

This page contains affiliate links. Each product is analysed using factual data. These links support our work at no extra cost to you 💚

Dimensions

The robot and its station both need room at home

Dustbin capacity250 mL

Specifications

How does this robot combine suction, floor maps, and mopping?

Dustbin capacity250 mL
Charging time5 h
Suction power8000 Pa
FunctionMopping
FeaturesSelf-emptying station
Stationself-emptying station
NavigationLiDAR
Obstacle detection3D
Multi-floor mappingyes
No-go zonesyes
Side brushes1
ConnectivityWi‑Fi 2,4 GHz
Battery typeLi-ion
Battery lifeNot disclosed

Highlights

Automatic emptying gives this robot vacuum a practical advantage

  • Among the strongest suction claims, with potential on rugs
  • Self-emptying station reduces manual dust disposal
  • LiDAR navigation with multiple floor maps
  • No-go zones for areas you want left alone
  • Mopping adds routine hard-floor upkeep

Drawbacks

Pet hair exposes the limits of the onboard bin

  • Small onboard dustbin fills quickly with pet hair
  • Slow recharge favors a daily cleaning schedule
  • Mopping alone is no reason to retire your household mop

Our scores explained

Every model on the site is scored on the same criteria, using the same scale for all: its position among models with a verified specification. Last place scores 6.5, first place 9.6, with the rest scored proportionally by rank. Here's how this model's scores were calculated.

Two groups: the rank and average count models with site profiles scored on this criterion; the calculation compares this model with all catalogue models with the specification verified, with or without a profile. A score assigned at publication may remain without a verified specification, so the first group can sometimes be larger.

Dustbin capacity: 7.3/10

Narwal Freo S scores 7.3/10 on this criterion. Across the 9 product listings on the site with a score for this criterion, the average is 7.9: below average, 6 of 9.

View calculation
Shared baseline: last place in the ranking6.5
Dustbin capacity: 250 ml ; 3 rank lower, 11 rank higher, 2 are tied (including this model), among the 16 catalogue models with this specification verified+0.8
Dustbin capacity score7.3/10

Calculation: (3 + 2 ÷ 2) ÷ 16 = 25% of the ranking; 6.5 + 25% × 3.1 = 7.3/10, rounded to one decimal place.

Charging time: 7/10

Narwal Freo S scores 7/10 on this criterion. Across the 9 product listings on the site with a score for this criterion, the average is 8.2: below average, 8 of 9.

View calculation
Shared baseline: last place in the ranking6.5
Charging time: 5 h ; 1 rank lower, 10 rank higher, 2 are tied (including this model), among the 13 catalogue models with this specification verified+0.5
Charging time score7/10

Calculation: (1 + 2 ÷ 2) ÷ 13 = 15.38% of the ranking; 6.5 + 15.38% × 3.1 = 7/10, rounded to one decimal place.

Suction power: 8.2/10

Narwal Freo S scores 8.2/10 on this criterion. Across the 11 product listings on the site with a score for this criterion, the average is 8.1: above average, 6 of 11.

View calculation
Shared baseline: last place in the ranking6.5
Suction power: 8 000 Pa ; 7 rank lower, 6 rank higher, 1 are tied (including this model), among the 14 catalogue models with this specification verified+1.7
Suction power score8.2/10

Calculation: (7 + 1 ÷ 2) ÷ 14 = 53.57% of the ranking; 6.5 + 53.57% × 3.1 = 8.2/10, rounded to one decimal place.

Equipment: 8.9/10

Narwal Freo S scores 8.9/10 on this criterion. Across the 14 product listings on the site with a score for this criterion, the average is 8.3: above average, 4 of 14.

View calculation
Shared baseline: last place in the ranking6.5
7 features documented out of 21 tracked: 18 rank lower, 4 rank higher, 3 are tied (including this model), among the 25 catalogue models with this specification verified+2.4
Equipment score8.9/10

Calculation: (18 + 3 ÷ 2) ÷ 25 = 78% of the ranking; 6.5 + 78% × 3.1 = 8.9/10, rounded to one decimal place.

Documented features: Function (Mopping), Features (Self-emptying station), Station (self-emptying station), Obstacle detection (3D), Multi-floor mapping, No-go zones, Connectivity (Wi‑Fi 2,4 GHz).

The retailer does not specify: Mop lifting, Main brush, Recharge and resume, Voice assistants. These features are not counted.

The retailer does not specify “Max area”: this criterion earns no points and does not contribute to the overall score.

The retailer does not specify “Runtime”: this criterion earns no points and does not contribute to the overall score.

Overall score: 7.9/10, the average of the 4 scores above.

Our full methodology

Detailed analysis

The entryway gathers grit, the rug catches loose hair, and somehow vacuuming is back on the weekend calendar. The Narwal Freo S pairs a strong suction specification with a self-emptying station, aiming to reduce that recurring work. There is mopping, too. The attraction is practical: more routine cleaning handled for you, with a few responsibilities still firmly in your corner.

Narwal Freo S review for a house with rugs and recurring crumbs

The afternoon snack is over, backpacks are by the door, and crushed crackers have become part of the kitchen scenery. The appeal of the Freo S is straightforward: hand off more of that recurring floor work. Its combination of vacuuming, mopping, and a self-emptying station gives it a useful role in a busy household, with less dust disposal to handle yourself.

We rate it as well placed overall, and regular vacuuming is the reason we would choose it. Strong suction claims, automatic emptying, and mapping controls address chores that keep coming back. Mopping broadens its role, but the vacuuming routine makes the more convincing case.

Keep the ambition sensible. Regular upkeep could mean opening the front door after work without immediately reaching for the vacuum. That is a worthwhile job. Stubborn dirt may still need your attention, but the ordinary crumbs do not have to become a weekend project.

The Freo S robot vacuum brings 8000 Pa to the rug question

Does the living room rug collect more dog hair than the dog seems to possess? The published suction figure of 8000 Pa sits among the strongest claimed figures, giving this robot a potential advantage where fibers hang on to loose debris. That makes the specification relevant to pet households, especially when the rug is where everyone settles after dinner.

Keep that number in perspective. Manufacturers measure suction differently, so pascals help position a robot without promising how thoroughly it will clean your particular rug. Embedded hair and loose crumbs are different assignments; a strong figure cannot settle both questions by itself.

We like the emphasis on suction here because it addresses a recognizable household frustration. Still, choose with your flooring in mind. A home with rugs needs convincing pickup, while a home dominated by hard floors may place more importance on the mopping routine and the work left afterward. Suction earns this robot consideration; your rug still needs more than an impressive specification.

A self-emptying station changes the Freo S robot vacuum routine

The station is the feature that makes regular cleaning more practical. Automatic dust transfer reduces how often you need to empty the robot manually. For someone hoping to leave for work and return to fewer crumbs underfoot, that is a meaningful convenience. The dock takes a recurring task off your immediate checklist, even though maintenance remains part of ownership.

The onboard bin is small at 250 mL, and accumulated pet hair can fill it quickly. Automatic emptying helps with disposal, but the robot's internal container and the station's collection container serve different jobs. A station does not enlarge the bin traveling around your rooms.

Before ordering, ask the retailer whether the dock washes and dries mop pads, how to obtain replacement supplies, and who handles warranty repairs and returns. Those answers help you judge the work left after a cleaning run. The published charging time of 5 h means a slower turnaround, better suited to a daily cleaning routine than repeated sessions close together.

Freo S maps multiple floors, but the stairs are still yours

Upstairs bedrooms and a downstairs living area create different cleaning routes. LiDAR navigation and support for multiple floor maps make that layout relevant to the Freo S: you can consider it for a multistory home without treating every floor as the same space. Moving the robot between floors remains a human job. The stairs have kept their job security.

No-go zones provide a way to mark an area you want left alone, such as a puzzle spread across the den floor. The specified 3D obstacle detection is intended to help the robot respond to obstacles along its route. Room preparation still matters: follow manufacturer instructions by clearing socks, cords, and small objects before cleaning.

The specified Wi-Fi connection needs a compatible band on your home network. Check that your router supports it before setup. For everyday planning, the more useful distinction is between rooms you want cleaned and areas you want left alone. Mapping and no-go zones give those choices a place in the cleaning routine.

Would you choose this robot mainly for kitchen floor upkeep?

Would mopping actually remove the chore you dislike most? For kitchen tile and other moisture-tolerant hard floors, the attraction is regular assistance between more thorough cleaning sessions. After dinner, crumbs and everyday floor upkeep can become another item on an already crowded evening checklist. Combining vacuuming and mopping gives this robot a broader household role.

We would treat its mopping function as supplemental floor care. Think routine damp cleaning, with sticky spills still on your own chore list. We would keep a household mop available for spots that need pressure and repeated attention. For unfinished, waxed, or poorly sealed hardwood, follow manufacturers' advice to check moisture tolerance before using a mop.

Choose according to the chore you most want to hand over. The suction specification and automatic dust disposal make the clearest case for this model. Mopping adds another useful task, but we would not make replacing the household mop the main reason to choose it. A robot can earn a place in your routine without taking over the entire cleaning closet.

Romain Brunel

Analysis by Romain Brunel

Founder of Robot Vacuum Picks

We analyse robot vacuum documentation, technical specifications and buyer reviews. We explain navigation, vacuuming and mopping features while making clear the limitations of the available data.

Updated on October 24, 2026

Frequently asked questions

Freo S questions about rugs, floor maps, setup, and maintenance

Is the Freo S a sensible choice for homes with rugs?

Its suction specification sits among the strongest claims, making it relevant for rugs that collect loose hair and debris. Manufacturers measure suction differently, though, so that figure does not promise a particular cleaning result on your rug.

Can the Freo S remember different floors?

Yes, multiple floor mapping is supported, alongside LiDAR navigation and no-go zones. That is useful for keeping different parts of a multistory home organized into cleaning areas. You will still need to carry the robot between floors.

What network does this robot vacuum need?

The specified connection is Wi‑Fi 2,4 GHz, so a compatible Wi-Fi band needs to be available at home. Check that your router supports the required connection before setup, especially if your network combines its bands under a shared name.

What maintenance remains with the self-emptying station?

Automatic emptying transfers dust from the robot, but the station still needs collection upkeep, and brushes and mopping materials need regular attention. Allow room in your routine for clearing accumulated hair and caring for the mop after cleaning.

At a glance

Narwal Freo S

7.9/10Overall score

Highlights

  • Among the strongest suction claims, with potential on rugs
  • Self-emptying station reduces manual dust disposal
  • LiDAR navigation with multiple floor maps
  • No-go zones for areas you want left alone

Before you buy

  • Small onboard dustbin fills quickly with pet hair
  • Slow recharge favors a daily cleaning schedule
  • Mopping alone is no reason to retire your household mop
View on Amazon → Check price and availability with the retailer
Is it the right fit? Your answer helps us refine our picks. It stays anonymous.
Own this model? Your feedback helps future buyers far more than a spec sheet. How long have you used it, on what surface, and would you buy it again?

Have a question about this model?

Ask your question

Your message is reviewed before publication. We answer questions about specifications and choosing a model.

Spotted an error on this page? Report it