Roborock S8 MaxV Ultra vs. iRobot Roomba Combo j7+ – Detailed Comparison

Quick Verdict

The Roborock S8 MaxV Ultra is a strong contender if you prioritize powerful suction and advanced mopping features, while the iRobot Roomba Combo j7+ is a better choice if obstacle avoidance and ease of use are your top priorities. Consider your specific cleaning needs and floor types when making your decision.

The Roborock S8 MaxV Ultra boasts powerful suction and advanced mopping features like hot water washing and automatic detergent dispensing, while the iRobot Roomba Combo j7+ excels in obstacle avoidance and offers a user-friendly app experience.
The Roborock's mopping performance is considered only okay by some users, and it can struggle with thick rugs. The iRobot's mopping, while convenient with its retractable mop, may require multiple passes.
Both robots have self-emptying capabilities, but the Roborock requires more frequent water tank refills, while the iRobot's mop tank needs manual refilling each time.

Key Specs – Side-by-Side

Metric	Roborock S8 MaxV Ultra	iRobot Roomba Combo j7+
Price	Not available	Not available
Features	10000Pa HyperForce suction, LiDAR navigation, Reactive AI 2.0 obstacle avoidance, All-in-one RockDock Ultra with auto dust emptying, VibraRise 3.0 mopping system with hot water mop washing, automatic detergent dispensing, mop drying with hot air, FlexiArm Design side brush.	PrecisionVision Navigation, excellent obstacle avoidance (including pet waste), self-emptying base, retractable mop, user-friendly app, smart mapping, Dirt Detect technology, supports Bona cleaning solution.
Rating	Not available	Not available

Overall Comparison

Roborock S8 MaxV Ultra: Powerful suction, advanced mopping features, and intelligent dirt detection, but some obstacle avoidance issues reported.
iRobot Roomba Combo j7+: Excellent obstacle avoidance, user-friendly app, and retractable mop, but mopping performance may require multiple passes.

Pros and Cons

Advantages

Roborock S8 MaxV Ultra: Powerful suction
Roborock S8 MaxV Ultra: Advanced multi-function dock
Roborock S8 MaxV Ultra: Intelligent features
Roborock S8 MaxV Ultra: Hot water mop washing
Roborock S8 MaxV Ultra: Automatic detergent dispensing
Roborock S8 MaxV Ultra: FlexiArm Design side brush
iRobot Roomba Combo j7+: Excellent obstacle avoidance, especially with pet waste
iRobot Roomba Combo j7+: User-friendly app
iRobot Roomba Combo j7+: Self-emptying base for hands-free cleaning
iRobot Roomba Combo j7+: Retractable mop to avoid wetting carpets

Disadvantages

Roborock S8 MaxV Ultra: Mopping performance is only okay
Roborock S8 MaxV Ultra: Can get stuck on thick rugs
Roborock S8 MaxV Ultra: Obstacle avoidance system could be better on carpet
Roborock S8 MaxV Ultra: AI can be a bit "creepy" as it learns furniture (User opinion)
Roborock S8 MaxV Ultra: Requires refilling of water tanks more frequently
iRobot Roomba Combo j7+: Scrubs less vigorously than some competitors
iRobot Roomba Combo j7+: Some users feel that there might be better options for the price, especially if mopping is a priority
iRobot Roomba Combo j7+: Long cleaning times due to its navigation choice to vacuum first, then mop
iRobot Roomba Combo j7+: Mopping performance can be "so-so" and may require multiple passes to remove smudges

User Experiences and Feedback

Overall User Sentiment

What Users Love

Roborock S8 MaxV Ultra: Easy to use
Roborock S8 MaxV Ultra: Thorough cleaning
Roborock S8 MaxV Ultra: Self-cleaning capabilities
Roborock S8 MaxV Ultra: Quieter than iRobot machines
Roborock S8 MaxV Ultra: Performs a deeper clean
iRobot Roomba Combo j7+: Thoroughly collects dust, dirt, and pet hair from all flooring types
iRobot Roomba Combo j7+: Excellent obstacle avoidance

Common Complaints

Roborock S8 MaxV Ultra: Object avoidance issues reported
Roborock S8 MaxV Ultra: Mopping performance only okay
Roborock S8 MaxV Ultra: Can get stuck on thick rugs
iRobot Roomba Combo j7+: Some users feel that there might be better options for the price
iRobot Roomba Combo j7+: Mopping performance can be "so-so"

Value Perception

Roborock S8 MaxV Ultra: Some consider it expensive but worth the money
iRobot Roomba Combo j7+: Self-emptying base provides months of hands-free cleaning