Updated September 2026
Data from Amazon and official Dreame and iRobot sites.
2026 verdict
iRobot Roomba Max 775 Combo Robot + AutoWash Dock wins the 2026 matchup against Dreame D20 Air Plus, mainly on rating, battery life, and connectivity.
It has the clearer edge on rating, battery life, and connectivity, and it stays ahead on integrations and suction power. Dreame D20 Air Plus is still relevant if you care most about price and warranty, but iRobot Roomba Max 775 Combo Robot + AutoWash Dock is the stronger recommendation overall. That is why iRobot Roomba Max 775 Combo Robot + AutoWash Dock wins the verdict here.
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| Feature | Dreame D20 Air Plus | iRobot Roomba Max 775 Combo Robot + AutoWash Dock | Winner |
|---|---|---|---|
| Price | $227.99 | $799.99 | Dreame D20 Air Plus |
| Rating | 4.2 | 4.4 | iRobot Roomba Max 775 Combo Robot + AutoWash Dock |
| Warranty | 3 years | 1 year | Dreame D20 Air Plus |
| Battery Life | 150 minutes | 180 minutes | iRobot Roomba Max 775 Combo Robot + AutoWash Dock |
| 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 | 20000Pa | 30000Pa | iRobot Roomba Max 775 Combo Robot + AutoWash Dock |
| Auto Mop Washing | NO | YES | iRobot Roomba Max 775 Combo Robot + AutoWash Dock |
| Auto Mop Drying | NO | YES | iRobot Roomba Max 775 Combo Robot + AutoWash Dock |
| Auto Recharge | YES | YES | Tie |
| Navigation Type | Laser (LiDAR) | Laser (LiDAR) | Tie |
| Obstacle Detection | YES | YES | Tie |
35% OFF
$227.99
$349.99
- + Price: $227.99
- + Warranty: 3 years
- - Rating: 4.2 vs 4.4
- - Battery Life: 150 minutes vs 180 minutes
Winner
20% OFF
$799.99
$999.99
- + Rating: 4.4
- + Battery Life: 180 minutes
- + Connectivity: 2.4 GHz WiFi, 5 GHz WiFi, Bluetooth
- - Price: $799.99 vs $227.99
- - Warranty: 1 year vs 3 years
Frequently Asked Questions
Which is better overall: Dreame D20 Air Plus 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, battery life, and connectivity.
What is the biggest difference between Dreame D20 Air Plus and iRobot Roomba Max 775 Combo Robot + AutoWash Dock?
Price is one of the clearest differences: Dreame D20 Air Plus lists $227.99, while iRobot Roomba Max 775 Combo Robot + AutoWash Dock lists $799.99.
Which one looks better on price?
Dreame D20 Air Plus is listed at $227.99, while iRobot Roomba Max 775 Combo Robot + AutoWash Dock is listed at $799.99. Dreame D20 Air Plus (better spec).
Who should buy Dreame D20 Air Plus?
Choose Dreame D20 Air Plus 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 battery life 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
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EcovacsDEEBOT X11S OmniCyclone
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EcovacsDEEBOT X12S OmniCyclone
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EcovacsDEEBOT X11S PRO Omni
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MOVAV70 Ultra Complete
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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
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$999.99
RoborockQrevo Edge 3 Pro
20% OFF$1499.99$1199.99
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$1099.99
NarwalFreo Z10 Ultra
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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
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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
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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 VacuumsDreame
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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 VacuumsDreameL40s 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
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Robot VacuumsiRobotRoomba 105 Combo
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Robot VacuumsiRobotRoomba 105
4.2(31,594)50% OFF$299.99$149.00
Robot VacuumsiRobotRoomba 105X Combo
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Robot VacuumsiRobotRoomba 105X
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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
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4.3(13,221)9% OFF$1399.99$1269.99 
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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
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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