Our Verdict
DREAME L40s Ultra AE Wins

Its 19000Pa suction is superior. Choose eufy Omni C20 for reliable LiDAR navigation and a slimmer 3.35-inch profile.
Bottom Line: DREAME L40s Ultra AE is the better choice. Its 19000Pa suction is superior.
Key Differences
The most significant spec differences at a glance
Suction Power
171% moreAdvantages
Where each product wins
DREAME
- Suction Power: 171% higher (19000 vs 7000.0)
Who Should Buy Which?
Find the right product for your needs
Buy DREAME if...
DREAME L40s Ultra AE
If you prioritize unmatched cleaning power and advanced mop sanitation, the DREAME L40s Ultra AE is your ideal choice. With a market-leading 19000Pa suction, it's perfect for homes with deep carpets, high foot traffic, or multiple pets, tackling heavy debris effectively. The TriCut brush actively prevents hair tangling, and its 167F hot water mop cleaning provides superior hygiene. While its camera navigation has limitations in low light, the DREAME offers an unparalleled deep clean for those willing to pay a slight premium.
Buy eufy if...
eufy Omni C20 Robot
The eufy Omni C20 is perfect for users seeking reliable, efficient navigation and hassle-free mop maintenance in a compact design. If you have complex floor plans, need consistent mapping in various lighting conditions thanks to LiDAR, or require a slimmer robot (3.35-inch) to clean under low furniture, the eufy excels. Its 7000Pa suction is robust for daily cleaning, and the auto mop washing/drying system offers significant convenience, preventing odors and reducing manual chores. Ideal for tech-savvy users who value smart navigation and seamless integration.
Spec Comparison
9 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $650 | $600 |
| Rating | 4.2(225) | 4.2(55.3k) |
| Suction Power Pa | 19000 | 7000 |
| Navigation Type | camera | LiDAR |
| Self Emptying Base | Yes | Yes |
| Model Number | RLL77SE | T2280 |
| Carpet Detection | Yes | — |
| Mopping Function | Yes | Yes |
| Obstacle Avoidance | Yes | — |
| App Control | — | Yes |
| Height Inches | — | 3.35" |
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Pros & Cons
Quick overview of strengths and weaknesses
DREAME L40s Ultra
- 19,000Pa suction removes diverse floor debris.
- TriCut brush actively prevents hair tangling.
- MopExtend reaches edges and under furniture.
- Auto-empties dust bin for 100 days.
- Camera navigation struggles in low light conditions.
- Requires proprietary dust bags for auto-empty.
- Dock requires manual water tank refills.
eufy Omni C20
- Automates dustbin emptying and mop cleaning.
- Mop pads self-dry to prevent odors.
- 7000 Pa suction cleans dirt and pet hair effectively.
- Cleans under low furniture with 3.35-inch height.
- Only supports 2.4GHz Wi-Fi networks.
- Voltage is region-specific (110V version).
Frequently Asked Questions
Common questions about this comparison
Which is better for deep cleaning carpets?
DREAME L40s Ultra AE, with its 19000Pa suction, offers significantly stronger debris removal on diverse floor types, including carpets, ensuring a deeper clean where needed most.
What's the main difference in navigation?
The eufy Omni C20 uses LiDAR for precise mapping and navigation, even in low light. The DREAME L40s Ultra AE uses camera-based navigation, which can struggle in darker conditions.
Is the price difference worth it?
DREAME L40s Ultra AE ($649.97) offers 19000Pa suction and 167F hot mop cleaning for just $50 more than eufy Omni C20 ($599.99). It's worth it if powerful cleaning and advanced mop hygiene are top priorities for you.
Which is better for pet owners?
The DREAME L40s Ultra AE's 19000Pa suction and TriCut brush excel at preventing hair tangles. eufy Omni C20 also has a Pro-Detangle Comb and 7000Pa suction, making both good, but DREAME offers superior raw power for pet hair.
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