Which is better for carpet?

The Dreame X50 Ultra. It has 20,000 Pa of suction and five carpet modes, and you can pull the mop off for carpet runs. Shark does not publish a suction figure for the PowerDetect.

Which is better for mopping?

The Shark PowerDetect. It vacuums and mops at the same time, and its base washes, dries and reuses the pads with a 30-day water tank. The Dreame mops too, but you manage the mop more yourself.

Is the Dreame worth the extra money?

At $849.99 versus $529.99, yes if you have thick carpet, long pet hair, or thresholds and low furniture. If your floors are mostly hard and you want hands-off mopping, the Shark covers it for less.

Which handles pet hair better?

The Dreame on paper. Its DuoBrush is rated for hair up to 11.8 in and is built to resist tangling. The Shark is marketed to pet owners but gives no tangle figure.

Which is better for allergies?

The Shark, because it is HEPA certified. The Dreame uses an anti-allergy HEPA filter but is not HEPA certified.

Which runs longer on one charge?

The Dreame, up to 220 minutes versus 120 minutes for the Shark. The Dreame also takes longer to charge: 4.5 hours versus about 2 hours.

Shark PowerDetect 2-in-1 Robot Vacuum & Mop vs Dreame X50 Ultra Robot Vacuum

Buy the Dreame X50 Ultra if you have thick carpet, pets that shed long hair, or thresholds and low furniture the robot must climb or duck under. Buy the Shark PowerDetect RV2820ZE if you want vacuuming and mopping in one pass with a base that washes and dries its own mop pads and refills its own water tank. The Shark is far cheaper: $529.99 at Walmart as of November 7, 2026, versus $849.99 for the Dreame at Cleanova Supply as of November 4, 2026.

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