Roborock S7 Max Ultra vs Roborock S8 Max Ultra

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

Roborock S7 Max Ultra

Roborock — #19 overall

7.7/10

$799

WINNER

Roborock — #5 overall

8.4/10

$1,599

Roborock S8 Max Ultra edges out Roborock S7 Max Ultra with a 0.7 point advantage. However, Roborock S7 Max Ultra has 50% cheaper.

Criteria	Weight	Roborock S7 Max Ultra	Roborock S8 Max Ultra
Total Score	—	7.7/10	8.4/10
🗺️Navigation & Obstacle Tech	2x	85%	94%*
💨Suction Power	1x	82%	92%*
📐Edge Cleaning	1x	82%	92%*
💇Tangle-Free Rollers	1x	85%	88%*
🧹Mop System	1x	85%	88%*
🔥Mop Drying	0.5x	85%	90%*
🧴Integrated Soap	0.5x	80%	85%*
🔄Mop Versatility	0.5x	45%	60%*
🗑️Auto-Empty Reliability	1x	88%	92%*
📦Bin Capacity	0.5x	82%	88%*
⏱️Refill Frequency	0.5x	85%	88%*
🧗Obstacle Mobility	1x	35%	45%*
📏Low Clearance	0.5x	45%	45%
📱App Quality	1x	90%	94%*
Price	—	$799	$1,599
Pros		+Excellent value when discounted +Proven reliability +Full dock automation +Sonic mopping	+10,000 Pa HyperForce suction +FlexiArm side brush reaches edges +Hot water mop washing (60°C) +Excellent AI obstacle avoidance
Cons		-Previous generation -No AI obstacle camera -Less suction than S8 line	-Premium price -Large dock footprint -Incremental update over S8 MaxV
Suction		5,500 Pa	10,000 Pa
Navigation		LiDAR	LiDAR + Camera + AI Avoidance
Mop Type		Sonic + Auto-Wash	Sonic + Auto-Wash
Self-Empty		Yes (60 days)	Yes (60 days)
Runtime		180 min	180 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