Roborock S7 Max Ultra vs ECOVACS DEEBOT N20 Plus

A detailed side-by-side comparison scored on 14 objective criteria with weighted scoring (max 12 points).

WINNER

Roborock S7 Max Ultra

Roborock — #19 overall

7.7/10

$799

ECOVACS — #27 overall

6.2/10

$399

Roborock S7 Max Ultra is the clear winner, outscoring ECOVACS DEEBOT N20 Plus by 1.5 points. However, ECOVACS DEEBOT N20 Plus has 50% cheaper.

Criteria	Weight	Roborock S7 Max Ultra	ECOVACS DEEBOT N20 Plus
Total Score	—	7.7/10	6.2/10
🗺️Navigation & Obstacle Tech	2x	85%*	78%
💨Suction Power	1x	82%*	80%
📐Edge Cleaning	1x	82%*	75%
💇Tangle-Free Rollers	1x	85%*	72%
🧹Mop System	1x	85%*	55%
🔥Mop Drying	0.5x	85%*	0%
🧴Integrated Soap	0.5x	80%*	0%
🔄Mop Versatility	0.5x	45%*	25%
🗑️Auto-Empty Reliability	1x	88%*	80%
📦Bin Capacity	0.5x	82%*	75%
⏱️Refill Frequency	0.5x	85%*	75%
🧗Obstacle Mobility	1x	35%*	30%
📏Low Clearance	0.5x	45%	50%*
📱App Quality	1x	90%*	78%
Price	—	$799	$399
Pros		+Excellent value when discounted +Proven reliability +Full dock automation +Sonic mopping	+Self-empty under $500 +8,000 Pa suction +LiDAR navigation +ECOVACS app quality
Cons		-Previous generation -No AI obstacle camera -Less suction than S8 line	-No mop washing/drying -No AI obstacle avoidance -Basic mop pad system
Suction		5,500 Pa	8,000 Pa
Navigation		LiDAR	LiDAR
Mop Type		Sonic + Auto-Wash	Pad
Self-Empty		Yes (60 days)	Yes (60 days)
Runtime		180 min	300 min
Mobility
Obstacle Climbing		Standard	Standard
Retractable LiDAR		No	No
Adaptive Chassis		No	No
Multi-Mop Switch		No	No
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