Home › Compare › Dreame X30 Ultra vs Dreame X40 Ultra
Dreame X30 Ultra vs Dreame X40 Ultra
Dreame's $699 model meets Dreame's $999 model. We tally wins category by category, then call a verdict.
Our recommendation
Dreame X40 Ultra wins on more spec categories (2–1), but Dreame X30 Ultra undercuts it by $300. Choose Dreame X40 Ultra if you want the better robot; choose Dreame X30 Ultra if your budget is tight.
Dreame X30 Ultra: 1 category wins Dreame X40 Ultra: 2 category wins
Side by side
Dreame X30 Ultra
$699
Dreame X40 Ultra
$999
Suction
8,300 Pa
12,000 Pa Win
Runtime
260 min Win
198 min
Max coverage
243 m²
308 m² Win
Dustbin
300 ml
300 ml
Self-empty dock
Yes
Yes
Mopping
Yes
Yes
Auto-washes mop
Yes
Yes
Auto-refills water
Yes
Yes
Mop lift
10.5 mm
10.5 mm
Navigation
LiDAR + camera
LiDAR + RGB camera
Obstacle avoidance
AI, 70+ object types
AI 3D structured light
Noise
65 dB
65 dB
Height
96.5 mm
96.5 mm
HEPA filter
Yes
Yes
Carpet boost
Yes
Yes
Smart home
Alexa, Google
Alexa, Google, Siri
Dreame X30 Ultra
Hands-free cleaning with a 75-day dust bag and long 260-minute battery.
Buy on Amazon →
Buy from Dreame →
Prices and availability change frequently. We earn a commission on qualifying purchases.
Dreame X40 Ultra
Dual-arm robot with extending brush and mop that reaches edges others can't.
Buy on Amazon →
Buy from Dreame →
Prices and availability change frequently. We earn a commission on qualifying purchases.
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