Home › Compare › Dreame L20 Ultra vs iRobot Roomba Combo j9+
Dreame L20 Ultra vs iRobot Roomba Combo j9+
Dreame's $650 model meets iRobot's $899 model. We tally wins category by category, then call a verdict.
Our recommendation
Dreame L20 Ultra wins this matchup outright, better on more specs and cheaper by $249.
Dreame L20 Ultra: 5 category wins iRobot Roomba Combo j9+: 3 category wins
Side by side
Dreame L20 Ultra
$650
iRobot Roomba Combo j9+
$899
Suction
7,000 Pa Win
2,800 Pa
Runtime
210 min Win
120 min
Max coverage
280 m² Win
220 m²
Dustbin
350 ml
400 ml Win
Self-empty dock
Yes
Yes
Mopping
Yes
Yes
Auto-washes mop
Yes Win
No
Auto-refills water
Yes
Yes
Mop lift
10.5 mm
30 mm Win
Navigation
LiDAR + RGB
Camera (vSLAM)
Obstacle avoidance
3D structured light
PrecisionVision (AI)
Noise
64 dB Win
68 dB
Height
103 mm
87 mm Win
HEPA filter
Yes
Yes
Carpet boost
Yes
Yes
Smart home
Alexa, Google
Alexa, Google, Siri Shortcuts
Dreame L20 Ultra
Extending mop pads reach into corners, the under-the-radar omni.
Buy on Amazon →
Buy from Dreame →
Prices and availability change frequently. We earn a commission on qualifying purchases.
iRobot Roomba Combo j9+
Roomba's first credible mop+vacuum combo with a retractable pad.
Buy on Amazon →
Buy from iRobot →
Prices and availability change frequently. We earn a commission on qualifying purchases.
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