iRobot Roomba® 105 Combo Robot Vacuum Cleaner with Mop Function - Black vs Ultenic T20 Pro Self Emptying Robot Vacuum Cleaner with Mop 8000Pa
Updated August 2026 — The Ultenic T20 Pro offers superior features and performance, making it the better choice for advanced cleaning needs.
The Ultenic T20 Pro offers superior features and performance, making it the better choice for advanced cleaning needs.
Why iRobot Roomba® 105 Combo Robot Vacuum Cleaner with Mop Function - Black is better
affordable price
iRobot Roomba is £149.00, cheaper than Ultenic's £239.99
basic cleaning
iRobot Roomba effectively handles basic cleaning tasks
brand reputation
iRobot is a well-known brand in the robotic vacuum market
Why Ultenic T20 Pro Self Emptying Robot Vacuum Cleaner with Mop 8000Pa is better
suction power
Ultenic T20 Pro has 8000Pa suction compared to Roomba's unspecified power
self-emptying
Ultenic T20 Pro features a self-emptying docking station
battery life
Ultenic T20 Pro offers 180 minutes of runtime, superior to Roomba
Overall score
Specifications
| Spec | iRobot Roomba® 105 Combo Robot Vacuum Cleaner with Mop Function - Black | Ultenic T20 Pro Self Emptying Robot Vacuum Cleaner with Mop 8000Pa |
|---|---|---|
| Brand | iRobot | Ultenic |
| Cleaning Modes | Vac, Mop, Combo | Vac, Mop, Auto-Empty |
| Mapping Tech | ClearView LiDAR | 360° AI LiDAR |
| Self-Emptying | No | Yes |
| Control Options | App, Voice | App, Voice, Remote |
Dimension comparison
Price and Value Comparison
The iRobot Roomba 105 Combo Robot Vacuum Cleaner is priced at £149.00, making it a more budget-friendly option compared to the Ultenic T20 Pro, which retails for £239.99. The significant price difference of £90.99 could influence buyers who are looking for a cost-effective solution for basic cleaning tasks. While the Roomba offers a solid 4-Stage Cleaning system with multiple modes, the Ultenic justifies its higher price with advanced features like 8000Pa suction power and self-emptying capabilities. For those prioritising a lower upfront investment, the iRobot presents a compelling choice.
Cleaning Performance
When it comes to cleaning performance, the Ultenic T20 Pro stands out with its powerful 8000Pa suction capability, designed to lift embedded dust, pet hair, and debris from various surfaces. In comparison, the iRobot Roomba features 70 times more power-lifting suction than its predecessors, but does not specify a suction power equivalent to the Ultenic. This difference in suction strength may make the Ultenic more effective in homes with pets or heavy dirt accumulation. Additionally, both robots offer multiple cleaning modes, but the Ultenic’s 3-in-1 functionality—vacuums, sweeps, and mops—provides greater versatility compared to the Roomba’s vac, mop, or combo settings.
Navigation and Mapping Technology
The Ultenic T20 Pro utilises 360° AI-powered LiDAR navigation, allowing it to scan rooms in real-time and create efficient cleaning paths. This advanced technology enables quick mapping of your home, which can be particularly beneficial for larger spaces. In contrast, the iRobot Roomba employs ClearView LiDAR for smart mapping and navigation, ensuring it cleans in neat rows and avoids obstacles. Both systems are impressive; however, the Ultenic’s real-time scanning capability enhances its efficiency, making it potentially more adept at navigating complex room layouts.
Battery Life and Coverage
Battery life is another critical area where the Ultenic T20 Pro excels, offering an impressive runtime of 180 minutes on a single charge, allowing it to clean areas up to 200 square metres without interruption. The iRobot Roomba doesn't specify its battery runtime, but as a general observation, lower-priced models often have shorter operational times. This means that for larger homes, the Ultenic could be a more practical solution, as it automatically returns to its charging dock when the battery is low and resumes cleaning without manual intervention.
Control and Customisation
Both the iRobot Roomba and Ultenic T20 Pro provide excellent control options, including mobile app integration and voice control capabilities with assistants like Alexa and Google Assistant. The Roomba allows for custom cleaning schedules and target room selection through its app, while the Ultenic offers even more features, such as managing up to 5 different maps and setting 15 no-go zones. This level of customisation in the Ultenic gives users more flexibility in managing their cleaning needs, particularly in multi-room homes, which could be a significant advantage for larger households.
Maintenance and Convenience
The Ultenic T20 Pro includes a self-emptying docking station, which automatically empties its dust bin with a sealed, touch-free system, adding convenience and reducing maintenance efforts. In contrast, the iRobot Roomba lacks this self-emptying feature, requiring manual bin cleaning after usage. The Ultenic’s bagless design means no ongoing costs, making it an economical choice in the long run. For those who prefer a low-maintenance vacuuming solution, the Ultenic offers a clear advantage over the Roomba.
Noise Level
In terms of noise level, the Ultenic T20 Pro operates at a relatively quiet 60dB, which is generally quieter than most traditional vacuums. The iRobot Roomba does not specify its noise level, but users often find that lower-priced models tend to be noisier during operation. The quieter operation of the Ultenic means it can clean without disturbing daily activities like work or relaxation, making it a more suitable choice for families or those living in shared spaces.
Which should you buy?
In conclusion, your choice between the iRobot Roomba 105 Combo Robot Vacuum Cleaner and the Ultenic T20 Pro Self-Emptying Robot Vacuum Cleaner should depend on your specific cleaning needs and budget. If you are looking for an affordable robot vacuum that performs basic cleaning tasks effectively, the iRobot Roomba at £149.00 is a solid option. However, if you require advanced features such as powerful suction, self-emptying capabilities, and extensive customisation options for a larger home, the Ultenic T20 Pro, priced at £239.99, justifies its higher cost with superior performance and convenience.
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