Roborock S8 Max Ultra vs ECOVACS DEEBOT X9 Pro Omni

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

Roborock S8 Max Ultra

Roborock — #5 overall

8.4/10

$1,599

ECOVACS — #6 overall

8.4/10

$1,399

These are very closely matched. Roborock S8 Max Ultra wins by just 0.0 points.

Criteria	Weight	Roborock S8 Max Ultra	ECOVACS DEEBOT X9 Pro Omni
Total Score	—	8.4/10	8.4/10
🗺️Navigation & Obstacle Tech	2x	94%	96%*
💨Suction Power	1x	92%*	90%
📐Edge Cleaning	1x	92%	92%
💇Tangle-Free Rollers	1x	88%	90%*
🧹Mop System	1x	88%	98%*
🔥Mop Drying	0.5x	90%	92%*
🧴Integrated Soap	0.5x	85%	90%*
🔄Mop Versatility	0.5x	60%*	55%
🗑️Auto-Empty Reliability	1x	92%*	90%
📦Bin Capacity	0.5x	88%*	85%
⏱️Refill Frequency	0.5x	88%	88%
🧗Obstacle Mobility	1x	45%*	40%
📏Low Clearance	0.5x	45%*	30%
📱App Quality	1x	94%*	90%
Price	—	$1,599	$1,399
Pros		+10,000 Pa HyperForce suction +FlexiArm side brush reaches edges +Hot water mop washing (60°C) +Excellent AI obstacle avoidance	+Self-washing OZMO Roller (cleans during use) +220 RPM rotating mop for stubborn stains +AIVI 3D Pro avoids 70+ obstacle types +Full dock automation with hot air drying
Cons		-Premium price -Large dock footprint -Incremental update over S8 MaxV	-Ultra premium price -Roller different from pads -Large dock
Suction		10,000 Pa	16,600 Pa
Navigation		LiDAR + Camera + AI Avoidance	LiDAR + Camera + AI Avoidance
Mop Type		Sonic + Auto-Wash	Rotating + Auto-Wash
Self-Empty		Yes (60 days)	Yes (60 days)
Runtime		180 min	260 min
Mobility
Obstacle Climbing		Standard	Standard
Retractable LiDAR		No	No
Adaptive Chassis		No	No
Multi-Mop Switch		No	No
		Check Price Full Review	Check Price Full Review