#1
Dreame
L40s Ultra AE
113 positive 2 neutral 33 negative
Based on 148 Reddit mentions
$669.99
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Sentiment summary across the product areas Reddit users mention most.
Reddit mentions
Original Reddit posts and comments behind this analysis.
Sent mine for repair
Beginning to think these Dreame robot vacs are trash. I have had my L40 ultra for 3 months and it makes a loud screeching noise. The only remedy i have not tried is silicone lube on the front wheel. It is stupid that it's not removable.
jadesse in r/Dreame_Tech
May 5, 2026 5:06 PM
1
I unboxed the L40 Ultra two days ago and the side brush already doesn’t spin anymore…
Bonjour pour information, j ai eu le même problème L40 ultra avec brosse qui ne tourne plus, je l ai envoyé en réparation via Boulanger, retour pas réparable! Heureusement qu il y a la garantie! J ai donc pris un ecovacs (2 départs sav avec le dreame en 1,5ans). Bonne journee
Ok_Physics_8950 in r/Dreame_Tech
February 7, 2026 11:52 AM
1
Is this a defect?
In case you’re wondering, I’ve had (and used 1-4 times per day for 30 days minimum) L40s Ultra AE P50 X40 Ultra (GoVac 508 from Costco) V50 Ultra Complete X50 All of them were not great and left me frustrated in more than one way after regular use. They all felt like beta testing units that had bugs
...Neat-Tennis-8492 in r/Dreame_Tech
March 15, 2026 5:29 PM
1
Tricut brush for l40s ultra
eah, this is one of those Dreame compatibility quirks—despite the listing saying it fits L40s Ultra, the actual part often only fits some variants like the CE or AE versions. The square drive you're seeing is common on earlier models like the L10s Ultra and L40s CE, but the newer L40s Ultra/Pro Ultr
...Reasonable-Cheek-214 in r/Dreame_Tech
July 14, 2025 5:12 PM
1
