Two robot vacuums & mops at neighbouring prices, compared on the specs, checked prices and verdicts from our catalog.
| Spec | Dreame D20 Air Plus | Shark AI Ultra (AV2511AE) |
|---|---|---|
| Price | $269.99 | $269.99 |
| Brand | Dreame | Shark |
| Suction | 20,000 Pa | — |
| Dock | 4 L bag, up to 120 days | Bagless self-empty, up to 60 days |
| Brushes | Anti-tangle main + side | — |
| Cleaning | — | Matrix Clean |
| Brushroll | — | Self-cleaning |
| Setup | Easy | Plug & play |
| Autonomy | L4 · High autonomy | L4 · High autonomy |
| Availability | Available now | Available now |
| RobotWise readiness score | 80/100 | 84/100 |
| RobotWise value score | 84/100 | 80/100 |
Prices: Dreame D20 Air Plus — Amazon US price checked October 10, 2026; Shark AI Ultra (AV2511AE) — Amazon US price checked October 10, 2026.
Self-emptying vacuum-mop with 20,000 Pa suction and a dock bag that lasts up to 120 days.
Verdict: Very high suction and long dock capacity for the price. Mopping is basic compared with Dreame's Ultra docks.
Popular self-emptying Shark with a 60-day bagless base, Matrix Clean and a self-cleaning brushroll for pet hair.
Verdict: One of the most-owned self-emptying vacuums, and a good pick for pet hair on carpet. No mopping.
Amazon links are affiliate links: we may earn a commission at no cost to you. It never changes our picks. See our affiliate disclosure.