Dreame L40s Ultra
The value pick of Dreame’s range: strong measured carpet cleaning, long runtime and a full self-cleaning dock for about half the flagship price.
Amazon $499.97$499.97
The Dreame L40s Ultra is the better robot vacuum overall, rated 4.6 to 3.9. The Dreame L40s Ultra leads on cleaning and mopping. The Eufy X10 Pro Omni wins on navigation.
Eufy X10 Pro Omni Discontinued
#106 in Self-cleaning dockFull review
A capable older all-in-one with long battery life, now hard to find new. The Omni C28 is eufy’s upgrade and is easier to buy.
AmazonPrices were last checked October 27, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Dreame L40s Ultra for cleaning (measured 92% of sand from carpet, 91% of pet hair, no hair tangled vs measured 83% of sand from carpet, 91.5% of pet hair, no hair tangled) and mopping (Dual spinning pads, leaves its mop at the dock for carpet, extends to edges vs Dual spinning pads, lifts 12 mm).
- Choose the Eufy X10 Pro Omni for navigation (LiDAR + camera vs LiDAR + 3D light).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every self-cleaning dock robot vacuum; a clear win is highlighted. How we rank explains each one.
| Factor weight | Dreame L40s Ultra | Eufy X10 Pro Omni |
|---|---|---|
| Overall rating | 4.6/5 | 3.9/5 |
| Cleaning 30% | 88 measured 92% of sand from carpet, 91% of pet hair, no hair tangled | 67 measured 83% of sand from carpet, 91.5% of pet hair, no hair tangled |
| Value 25% | 78 $500 | 50 no current price (neutral score used) |
| Dock 20% | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent | 79 Self-empties the bin, washes the mop, hot-air mop drying |
| Navigation 15% | 85 LiDAR + 3D light | 100 LiDAR + camera |
| Mopping 10% | 86 Dual spinning pads, leaves its mop at the dock for carpet, extends to edges | 63 Dual spinning pads, lifts 12 mm |
Independent tests
Dreame L40s Ultra
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 92% | 91% | 0 | 1,538 sq ft | Embedded sand in medium-pile carpet; flattened 2.5 in pet hair on carpet, two runs; 7 in hair tangle on hard floor (0 = none wrapped). |
Eufy X10 Pro Omni
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 83% | 91.5% | 0 | 1,315 sq ft | Embedded sand in medium-pile carpet; flattened 2.5 in pet hair on carpet, two runs; 7 in hair tangle on hard floor (0 = none wrapped). |
Specifications
| Dreame L40s Ultra | Eufy X10 Pro Omni | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 19,000 Pa | 8,000 Pa |
| Main brush | HyperStream Detangling DuoBrush (bristled rubber brush plus TPU rubber brush) | Anti-detangling rolling brush |
| Dustbin | 310 mL | - |
| Extending side brush | Yes | - |
| Mopping | ||
| Mop | Dual spinning pads, leaves its mop at the dock for carpet, extends to edges | Dual spinning pads, lifts 12 mm |
| Mop lift | 10.5 mm | 12 mm |
| Leaves mop at dock | Yes | No |
| Extending mop | Yes | No |
| Water tank | - | 80 mL |
| Dock | ||
| Dock | Washes mop + empties | Washes mop + empties |
| Self-empties | Yes | Yes |
| Dust bag | 3.2 L | 2.5 L |
| Washes mop | Yes | Yes |
| Hot-water wash | Yes | No |
| Hot-air drying | Yes | Yes |
| Detergent dosing | Yes | - |
| Water hookup option | - | No |
| Clean water tank | 4.5 L | 3 L |
| Navigation & app | ||
| Navigation | LiDAR + 3D light | LiDAR + camera |
| Obstacle avoidance | 3DAdapt structured-light obstacle avoidance | AI.See RGB camera + LED, recognises 100+ objects |
| Climbs thresholds | 40 mm | 20 mm |
| Matter | - | No |
| Voice assistants | Alexa, Google Assistant | Alexa, Google Assistant |
| Build | ||
| Height | 3.8 in (97 mm) | 4.5 in (113.5 mm) |
| Retracting LiDAR | - | No |
| Battery | 5,200 mAh | 5,200 mAh |
| Run time | Up to 3 h 40 min | Up to 2 h 53 min |
| Weight | 9 lb (4.1 kg) | 10.1 lb (4.6 kg) |
| Warranty | 3 years | 1 year |
| Released | 2025-08 | 2024-04 |