Dreame D20 Ultra
No lab has tested it yet, so it is not in our ranking.
- 260 minRuntime per chargelonger than 42 of 53
- up to 100 daysDust bag lastslonger than 35 of 52
Is the Dreame D20 Ultra right for your home? Find out in 7 questions →
Before you buy, compare it with 2 recommended alternatives
Beside it, two models on sale today that come closest to it on score and price, with the same kind of station where we have them.
Green is the best of these 3, also when they share the lead.
| This model Dreame D20 Ultra | Higher score, 13% cheaper Ecovacs Deebot T90 Pro Omni Best on 5 facts | Higher score, 1% cheaper Dreame L40 Ultra AE Best on 3 facts | |
|---|---|---|---|
| Price and ranking | |||
| Lowest price | € 412bol.com | € 357 *Amazon.de best | € 407 *Amazon.de |
| Score | not in our ranking | best | |
| Rank | – | rank 11 of 53 with an all-in-one station | rank 6 of 53 with an all-in-one station |
| Customer rating | – | ★ 4.2 · 980 reviews | ★ 4.3 · 2,663 reviews best |
| Mopping | |||
| Mop type | spinning pads | roller mop | spinning pads |
| Mop lift on carpet higher is better | 10.5 mm | 15 mm best | 10.5 mm |
| Automatic mop detach | – | no | no |
| Washes the mop same on all | yes | yes | yes |
| Hot-air drying same on all | yes | yes | yes |
| Station | |||
| Station same on all | all-in-one station | all-in-one station | all-in-one station |
| Dust bag lasts longer is better | up to 100 days | up to 150 days best | up to 100 days |
| Plumbing hookup | – | no | yes (best) |
| Brush and obstacles | |||
| Anti-tangle brush | – | yes | yes |
| Obstacle avoidance | – | AI camera | AI camera |
| Climbs thresholds up to higher is better | – | 24 mm best | 20 mm |
| Climbing system for high thresholds | – | no | no |
| Size, noise and age | |||
| Robot height lower is better | 10.4 cm | 9.5 cm best | 9.7 cm |
| Noise not judged | 80 dB | 60 dB | – |
| On the market since | – | March 2026 | April 2025 |
Facts as the maker states them. A dash means the maker does not name it. Each model’s page gives the source of every fact. Noise is the maker’s own figure, so we do not judge it, and a customer rating only counts from 20 reviews. * Foreign shop: delivery cost and VAT to the Netherlands estimated.
Prices per shop
On 3 October 2026 the lowest price for the Dreame D20 Ultra is € 412 at bol.com, delivery to the Netherlands included.
All prices include VAT and delivery to the Netherlands. We may earn a commission when you buy through these links. It never changes our ranking.
| Shop | Colour | Price | Delivery time and returns | Reviews | Checked | Link to the shop |
|---|---|---|---|---|---|---|
 bol.com whitelowest price NL sold by a third-party seller Dutch shopReviews on Trustpilot ↗ | white | € 412lowest price since 29 Sept: € 412 | 5–9 dayslowest price NLreturns through the seller | – | 20 hours ago | Visit shop ↗ |
* Foreign price: delivery cost and VAT to the Netherlands estimated. Prices are checked daily. A shop reporting no price shows "–". Let your browser translate it.
Price history
Dreame D20 Ultra specifications
The numbers that matter first, then every fact by group. As published by the maker or the shop we read it from.
Consumables: a 3.2 l dust bag in the station, which lasts up to 100 days.
Dimensionsrobot and dock
From the published dimensions. The robot passes under furniture with 11 cm of clearance or more. The dock needs a spot 34 cm wide and 46 cm deep.
Suction and brushes 1 fact
- Suction power
Suction in pascal, as the maker measures it. More pascal helps on carpet, but it says little about how well the robot picks grit off a hard floor.
- 13,000 Pa
Mopping 2 facts
- Mop type
How the mop is built: flat pads, two spinning discs or a roller. Discs press harder on dried-on dirt, a roller rinses itself while it works.
- spinning pads
- Mop lift on carpet
How far the robot lifts the mop when it drives onto a carpet. From about 10 mm a medium pile stays dry.
- 10.5 mm
Dock 10 facts
- Empties the dust bin
The dock empties the robot’s dust bin, usually after every run. You only empty the dock’s bag or bin.
- yes
- Bagless
The dock collects dust in a bin instead of a disposable bag. No bags to buy, but you empty it yourself.
- no
- Dust bag capacity
How much the dust bag in the dock holds.
- 3.2 l
- Dust bag lasts
How long the maker says a dust bag lasts with daily use. With pets or a lot of carpet it is shorter.
- up to 100 days
- Washes the mop
The dock washes the mop for you, so you do not rinse it by hand.
- yes
- Dries the mop
The dock dries the mop afterwards, so it does not sit there wet and start to smell.
- yes
- Hot-air drying
Drying is done with warm air instead of cold. It is faster and it helps against smell.
- yes
- Clean water tank
The clean water tank in the dock, which wets the mop.
- 4.5 l
- Dirty water tank
The tank that catches the dirty water from the mop. You empty this one yourself.
- 4 l
- Dock size (w × d × h)
The width, depth and height of the dock. Measure the spot you have in mind, and leave room for the lid and for the robot driving in.
- 34 × 45.7 × 59 cm
Navigation and obstacles 1 fact
- Navigation
How the robot maps your home and follows that map. Lidar measures with a laser and works in the dark, a camera looks along and recognises more.
- LiDAR turret
Robot 5 facts
- Robot height
How tall the robot is. It decides whether it fits under your sofa, bed or cabinet.
- 10.4 cm
- Robot diameter
How wide the robot is. Narrower gets between chair legs more easily, wider usually means a bigger dust bin.
- 35 cm
- Robot weight
What the robot weighs. It counts most if you carry it up a staircase every day.
- 3.9 kg
- Dust bin in the robot
How much dust the robot holds before you empty it. It matters less with an auto-empty dock, which empties the bin after every run.
- 320 ml
- Noise
The noise in decibels, in the setting its source names: makers mostly give the standard setting, shops often the highest. 65 dB is like a vacuum at half power, 55 dB like a conversation.
- 80 dB
Battery 2 facts
- Battery capacity
The capacity of the battery. It hints at the runtime, but how much the robot draws counts just as much.
- 5,200 mAh
- Runtime per charge
How long the robot cleans on one charge, at its quietest setting. After that it recharges and carries on where it stopped.
- 260 min
Smart features and warranty 1 fact
- Voice assistants
Which voice assistants the robot works with, such as Google Assistant or Alexa.
- Alexa, Siri, Google Assistant
Sources: ae.dreametech.com · bol.com
Frequently asked questions about the Dreame D20 Ultra
Does the Dreame D20 Ultra empty its own dust bin?
Yes. The station empties the robot’s dust bin after every run. The 3.2 l dust bag in the station lasts up to 100 days, the maker says.
Does the Dreame D20 Ultra wash and dry its own mop?
Yes. The station washes the mop itself. It then dries the mop with warm air.
Does the Dreame D20 Ultra work with Alexa, Google Home or Siri?
It works with Alexa, Siri and Google Assistant.
Does the Dreame D20 Ultra fit under low furniture?
The robot is 10.4 cm tall, so it fits under furniture with at least 11 cm of clearance.
How long does the Dreame D20 Ultra run on one charge?
260 minutes on its quietest setting.
Does the Dreame D20 Ultra lift its mop on carpet?
Yes, it lifts the mop 10.5 mm as soon as it drives onto carpet.
