Dreame D20 Ultra review: the biggest water tanks in this list

The Dreame D20 Ultra is the robot to buy if the chore you actually hate is mopping a big house. Its PowerDock carries 4.5L of clean water and 4L of dirty, the largest tanks here, and it runs up to 100 days between bag changes. Suction is 13,000Pa, which is mid-pack for around ₱22,000.

How well does it mop?

Better than anything else here at scrubbing, which is a different question from suction.

DuoScrub is two rotary pads that spin and press down into the floor. A flat pad dragged behind a robot smears a dried mark around; a pad that spins with pressure works at it. Combined with RoboSwing edge cleaning, which swings the mop out toward skirting boards, it gets closer to a real mop than the drag-pad robots at this price.

The tanks are the other half of the argument. 4.5L clean and 4L dirty means a large house is mopped several times over before you carry anything to the sink. On robots with small onboard tanks, a big floor plan means interrupting the clean to refill, which quietly undoes the point of automation.

Vacuuming is 13,000Pa: plenty for tile and rugs, short of the 20,000Pa machines if you have thick carpet.

What does the dock do?

The PowerDock empties the bin into a 3.2L bag rated for about 100 days, washes the mop pads, and warm-air dries them after every run. That last step is what keeps the pads from turning sour in Philippine humidity.

Two honest limits. Warm-air drying finishes slower than the 80°C hot-air cycle on the Xiaomi Robot Vacuum 5. And the dock is tall and wide, genuinely a piece of furniture, which is a real consideration in a condo.

Is the Dreame D20 Ultra sulit?

Around ₱22,000 as of August 9, 2026. Check the latest price on Shopee. If it runs three years, an assumption rather than a published figure, that is about ₱141 a week.

Compared to the Lefant M3 Max at around ₱18,900, you pay roughly ₱3,100 more for much bigger water tanks and scrubbing mops, and give up 7,000Pa of suction and 80 minutes of runtime. That trade is right for a large house with a lot of tile to mop, and wrong for a flat with rugs and a shedding cat. Dreame also has an established Philippine presence through its official store, which matters for warranty.

The 5.0 rating comes from only eight raters, so treat the score as early rather than settled.

Who the Dreame D20 Ultra suits

Buy this if you have a large tiled home, you mop constantly, and refilling a small water tank halfway through a clean is the thing that would annoy you. It is the right choice when mopping, not vacuuming, is the chore you want to disappear.

Skip it if you have thick carpet or a heavy-shedding pet. The suction is the weakest part of this machine relative to its price.

See how it ranks in our best robot vacuums in the Philippines roundup, or compare dock types in our robot vacuum buying guide.

If the Dreame D20 Ultra is not right

Want stronger suction and longer runtime for less? The Lefant M3 Max brings 20,000Pa and 220 minutes for around ₱18,900. Want the best cleaning per peso and no dock at all? The Xiaomi Robot Vacuum S40 Pro is around ₱15,200.