Updated September 2026
Data from Amazon and official Dreame and iRobot sites.
2026 verdict
Across the 2026 comparison, iRobot Roomba Max 775 Combo Robot + AutoWash Dock earns the nod over Dreame L40s Ultra AE on the strength of rating, connectivity, and integrations.
It has the clearer edge on rating, connectivity, and integrations, and it stays ahead on suction power. Dreame L40s Ultra AE remains a niche alternative if price and warranty matter more than the rest of the comparison. That is why the final call still favors iRobot Roomba Max 775 Combo Robot + AutoWash Dock.
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| Feature | Dreame L40s Ultra AE | iRobot Roomba Max 775 Combo Robot + AutoWash Dock | Winner |
|---|---|---|---|
| Price | $569.49 | $799.99 | Dreame L40s Ultra AE |
| Rating | 4.3 | 4.4 | iRobot Roomba Max 775 Combo Robot + AutoWash Dock |
| Warranty | 3 years | 1 year | Dreame L40s Ultra AE |
| Connectivity | 2.4 GHz WiFi | 2.4 GHz WiFi, 5 GHz WiFi, Bluetooth | iRobot Roomba Max 775 Combo Robot + AutoWash Dock |
| Integrations | Google Home, Alexa, Home Assistant | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | iRobot Roomba Max 775 Combo Robot + AutoWash Dock |
| Suction Power | 19000Pa | 30000Pa | iRobot Roomba Max 775 Combo Robot + AutoWash Dock |
| Battery Life | 180 minutes | 180 minutes | Tie |
| Auto Recharge | YES | YES | Tie |
| Navigation Type | Laser (LiDAR) | Laser (LiDAR) | Tie |
| Obstacle Detection | YES | YES | Tie |
| Cliff Detection | YES | YES | Tie |
| Multi-Room Mapping | YES | YES | Tie |
22% OFF
$569.49
$729.99
- + Price: $569.49
- + Warranty: 3 years
- - Rating: 4.3 vs 4.4
- - Connectivity: 2.4 GHz WiFi vs 2.4 GHz WiFi, 5 GHz WiFi, Bluetooth
Winner
20% OFF
$799.99
$999.99
- + Rating: 4.4
- + Connectivity: 2.4 GHz WiFi, 5 GHz WiFi, Bluetooth
- + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
- - Price: $799.99 vs $569.49
- - Warranty: 1 year vs 3 years
Frequently Asked Questions
Which is better overall: Dreame L40s Ultra AE or iRobot Roomba Max 775 Combo Robot + AutoWash Dock?
iRobot Roomba Max 775 Combo Robot + AutoWash Dock has the stronger overall profile in this comparison, especially for rating, connectivity, and integrations.
What is the biggest difference between Dreame L40s Ultra AE and iRobot Roomba Max 775 Combo Robot + AutoWash Dock?
Price is one of the clearest differences: Dreame L40s Ultra AE lists $569.49, while iRobot Roomba Max 775 Combo Robot + AutoWash Dock lists $799.99.
Which one looks better on price?
Dreame L40s Ultra AE is listed at $569.49, while iRobot Roomba Max 775 Combo Robot + AutoWash Dock is listed at $799.99. Dreame L40s Ultra AE (better spec).
Who should buy Dreame L40s Ultra AE?
Choose Dreame L40s Ultra AE if your priority is price and warranty and that matters more than rating.
Who should buy iRobot Roomba Max 775 Combo Robot + AutoWash Dock?
Choose iRobot Roomba Max 775 Combo Robot + AutoWash Dock if your priority is rating and connectivity and that matters more than price.
Full comparison table
Compare all 151 Robot Vacuums side by side
You are looking at two of them. The full table lines up all Robot Vacuums in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 151 Robot Vacuums
- 46 specs compared
- 41 filters
DreameX60 Pro Ultra Complete
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$1289.98
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$1371.66
NarwalFreo 20 Edge
13% OFF$799.00$699.00
EcovacsDEEBOT X11S OmniCyclone
27% OFF$1099.99$798.98
EcovacsDEEBOT X12S OmniCyclone
$1299.99
EcovacsDEEBOT X11S PRO Omni
$999.99
MOVAV70 Ultra Complete
$1299.00
EufyE25
40% OFF$999.99$599.98
EufyE28
37% OFF$999.99$629.98- iRobot
Roomba Max 775 Combo Robot + AutoWash Dock
20% OFF$999.99$799.99 
EufyOmni S2
13% OFF$1599.99$1399.99
NarwalFlow
$999.99
RoborockQrevo Edge 3 Pro
20% OFF$1499.99$1199.99
NarwalFreo 20
$1099.99
NarwalFreo Z10 Ultra
$1299.99
Eufy11S MAX
14% OFF$279.99$239.99
EufyOmni C28
34% OFF$799.99$529.99
EufyX10 Pro Omni
36% OFF$699.99$449.99
iRobotRoomba 705X
9% OFF$1399.99$1269.99
Air PurifiersDreameAir Purifier AP5
4.8(20)$200.00
Air PurifiersDreameAir Purifier FP10
4.5(83)24% OFF$459.99$349.99
Robot Lawn MowersDreameA3 AWD 2000
2.6(20)30% OFF$2699.99$1899.99
Robot Lawn MowersDreameA3 AWD Pro 2500
3.8(6)34% OFF$3399.99$2249.99
Robot Lawn MowersDreameA3 AWD Pro 3500
3.9(17)$2399.99
Robot Lawn MowersDreameA3 AWD Pro 5000
3.4(3)9% OFF$3859.99$3499.99
Robotic Pool CleanersDreameZ1 Pro
3.4(77)20% OFF$599.00$479.00
Robotic Pool CleanersDreameZ1
2.2(22)$499.00
Robot VacuumsDreameAqua10 Roller
4.0(719)$899.99
Robot VacuumsDreameAqua10 Ultra Roller
4.0(719)17% OFF$899.99$749.98
Robot VacuumsDreameD20 Air Plus
4.2(3,636)35% OFF$349.99$227.99
Robot VacuumsDreameD20 Pro Plus
4.2(3,636)24% OFF$399.99$303.96
Robot VacuumsDreameD30 Ultra CE
4.1(1,832)8% OFF$499.99$459.99
Robot VacuumsDreameD30 Ultra
4.1(1,832)21% OFF$539.99$427.29
Robot VacuumsDreameL10s Pro Ultra Heat
4.1(1,832)13% OFF$399.99$349.96
Robot VacuumsDreameL10s Ultra Gen 2
4.1(988)$439.99
Robot VacuumsDreameL40 Ultra Gen 2
4.3(565)24% OFF$749.99$569.99- Robot VacuumsDreame
L40s Ultra AE
4.3(227)22% OFF$729.99$569.49 
Robot VacuumsDreameL40s Ultra CE
4.0(256)11% OFF$529.99$469.98
Robot VacuumsDreameL40s Ultra
4.0(266)29% OFF$699.99$499.99
Robot VacuumsiRobotRoomba 104
3.4(876)$249.99
Robot VacuumsiRobotRoomba 105 Combo
4.2(26,550)44% OFF$319.99$179.00
Robot VacuumsiRobotRoomba 105
4.2(31,594)50% OFF$299.99$149.00
Robot VacuumsiRobotRoomba 105X Combo
4.1(13,259)10% OFF$343.01$307.18
Robot VacuumsiRobotRoomba 105X
4.2(26,550)$249.00
Robot VacuumsiRobotRoomba 205
4.2(11,556)$149.99
Robot VacuumsiRobotRoomba 415X
4.2(11,917)15% OFF$799.99$679.98
Robot VacuumsiRobotRoomba 505X
4.2(8,900)25% OFF$999.99$754.86- Robot VacuumsiRobot
Roomba 705X
4.3(13,221)9% OFF$1399.99$1269.99 
Robot VacuumsiRobotRoomba Combo 10 Max robot + AutoWash dock
3.0(272)50% OFF$1399.00$699.99
Robot VacuumsiRobotRoomba Max 705 Combo
3.6(4,813)39% OFF$1299.99$799.00
Robot VacuumsiRobotRoomba Max 705
3.8(718)7% OFF$899.99$839.99
Robot VacuumsiRobotRoomba Max 715 Vac Robot + AutoEmpty Dock
4.2(2,837)14% OFF$699.99$599.99- Robot VacuumsiRobot
Roomba Max 775 Combo Robot + AutoWash Dock
4.4(4,929)20% OFF$999.99$799.99 
Robot VacuumsiRobotRoomba Plus 405
3.2(431)13% OFF$799.99$699.95
Robot VacuumsiRobotRoomba Plus 415 Combo Robot + AutoWash Dock
3.9(25)$599.99
Robot VacuumsiRobotRoomba Plus 504
3.8(645)$664.99
Robot VacuumsiRobotRoomba Plus 505
4.2(8,900)30% OFF$999.99$699.99
Robot VacuumsiRobotRoomba Plus 507 Combo Robot + AutoWash Dock
$999.99
Robot VacuumsiRobotRoomba Plus 515 Combo Robot + AutoWash Dock
4.2(4,137)14% OFF$699.99$599.99