Our take
Dreame L40 Ultra
Consider the original L40 when discounted, after checking the supplied brush. Reviews disagree on pet-hair cleaning, so our recommendation depends on your carpets and the exact bundle.
Extending mop and side brush; TechRadar praised hair handling.
RTINGS found weak embedded carpet-hair pickup and inconsistent cleaning paths.
Discount shoppers wanting extending edge cleaning after checking the supplied brush.
Carpet-heavy pet homes expecting consistently strong hair removal.
- 11,000Pa suction — an advertised pressure figure, not a cleaning score.
- MopExtend RoboSwing
- All-in-one PowerDock
What reviewers found
Feedback on the original L40 Ultra is sharply divided on cleaning thoroughness. Its extending cleaning tools and automated station are attractive, but enthusiastic home testing sits alongside weaker laboratory pickup results. The exact brush supplied with the offer deserves attention.
Why the cleaning verdicts differ
TechRadar's reviewer was very pleased with everyday dust and animal-hair cleaning across hard floors, a dog rug and a large hall. RTINGS, however, found missed fine debris, incomplete floor coverage and hair dragged across carpet. These are substantially different experiences, not a clear consensus. We cannot establish a single explanation from the reports, so a confident claim that this is universally excellent for pets would overstate the evidence.
[1][2]Check the roller in your package
TechRadar's reviewed package included a TriCut replacement brush, which its reviewer highlighted for handling loose hair. RTINGS criticised insufficient agitation in its tested brush configuration. Confirm whether your seller includes TriCut and which roller you intend to use. We treat that as a meaningful comparison detail, without assuming it accounts for all the disagreement between tests.
[1][2]Useful mopping, with coverage caveats
TechRadar removed a dried soy-sauce patch over three passes and liked the extending mop's reach. RTINGS found mopping acceptable but held back by inconsistent cleaning routes. Together, the reports suggest that the rotating pads can clean effectively where they work, while route coverage deserves watching during the first few runs in your own rooms.
[1][2]Navigation is more than avoiding objects
RTINGS found that the robot avoided most objects even while taking inconsistent paths. TechRadar saw systematic routes in its home use, although some small areas in a hall were skipped. This distinction is useful: avoiding a shoe successfully does not demonstrate that every part of the floor was cleaned. Inspect the completed map as well as the visible floor.
[1][2]A capable station that needs room
Both tests describe a station that empties debris and maintains the mops, substantially reducing daily handling. TechRadar's main physical objection was its bulky appearance. RTINGS also regarded the dock as a strength. For a discounted original L40, our buying question is therefore practical: can its footprint and the cleaning results on your floors justify choosing it over a simpler package? The reviews provide stronger evidence of convenience than of uniformly outstanding pickup.
[1][2]This feedback concerns the original L40 Ultra. It must not be transferred to L40 Ultra AE or Gen 2, and included brushes can differ between offers.
Sources (2)
- RTINGS: original L40 Ultra test ↗Hands-on review
- TechRadar: L40 Ultra home and hall test ↗Hands-on review
Full specifications
- Claimed suction
- 11,000Pa
- Mop
- Dual rotating pads
- Mop lift
- 10.5mm
- Side brush
- Extendable
- Mop extension
- MopExtend RoboSwing
- Battery
- 5,200mAh
- Dust bag
- 3.2L
- Clean-water tank
- 4.5L
- Dirty-water tank
- 4L
- Navigation
- LDS with AI/RGB/LED-assisted obstacle avoidance on original L40 Ultra
- Runtime
- Up to 260 minutes claimed
- Clean/dirty water
- 4.5L / 4L
Sources
Videos
- Search YouTube for Dreame L40 Ultra ↗Search results may include similar models; check the model name.



