Dreame D20 Pro Plus vs Shark PowerDetect Self-Empty

The Dreame D20 Pro Plus wins overall, taking price, warranty, battery life, mopping and onboard bin capacity, while the Shark PowerDetect Self-Empty's advantages are its NeverStuck lifting and taller, harder-to-wedge body.

Mopping is the clearest split: the Dreame D20 Pro Plus at least has a trailing mop pad fed by a 500ml water tank, while the Shark PowerDetect Self-Empty is a vacuum-only robot with no mopping hardware.

The Dreame D20 Pro Plus mops, though only as a simple trailing pad with no washing or drying at the dock. The Shark PowerDetect Self-Empty does not mop at all; Shark's PowerDetect 2-in-1 and Matrix Plus models are the ones that add mopping.

Both self-empty automatically, but the Dreame D20 Pro Plus's 5L bag is rated for an unusually long 150 days, while the Shark PowerDetect Self-Empty's bagless HEPA base needs clearing roughly every 30 days.

The Dreame D20 Pro Plus suits buyers who want a basic mop pass, a long-lasting 5L dust bag and a 3-year warranty, all at a lower price than the Shark.

The Shark PowerDetect Self-Empty suits buyers who specifically want vacuum-only cleaning with NeverStuck threshold clearing, a taller body that avoids getting wedged, and true HEPA filtration.