Lefant M330 Pro Robot Vacuum with Mop vs iRobot Roomba® 405 Combo + AutoWash Dock Robot Vacuum Cleaner with Mop Function
Updated August 2026 — The Lefant M330 Pro offers great value with essential features, while the iRobot Roomba 405 excels in automation and advanced cleaning capabilities.
The Lefant M330 Pro offers great value with essential features, while the iRobot Roomba 405 excels in automation and advanced cleaning capabilities.
Why Lefant M330 Pro Robot Vacuum with Mop is better
price
Lefant M330 Pro is significantly cheaper at £189.99.
design
Ultra-slim design allows cleaning under low furniture.
pet features
Anti-tangle suction port is effective for pet hair.
Why iRobot Roomba® 405 Combo + AutoWash Dock Robot Vacuum Cleaner with Mop Function is better
suction power
iRobot Roomba 405 has 70x more suction than Roomba 600 series.
automation
AutoWash Dock provides extensive automation for cleaning.
mapping speed
ClearView LiDAR maps the home quickly and efficiently.
Overall score
Specifications
| Spec | Lefant M330 Pro Robot Vacuum with Mop | iRobot Roomba® 405 Combo + AutoWash Dock Robot Vacuum Cleaner with Mop Function |
|---|---|---|
| Brand | Lefant | iRobot |
| Price | £189.99 | £349.00 |
| Navigation | dToF Laser | ClearView LiDAR |
| Mopping | Yes | Yes |
| App Control | Yes | Yes |
Dimension comparison
Overview of the Lefant M330 Pro and iRobot Roomba 405
The Lefant M330 Pro is priced at £189.99, while the iRobot Roomba 405 is significantly more expensive at £349.00. This price difference reflects the varying features and capabilities of both robotic vacuums. The Lefant M330 Pro offers advanced navigation and a dual vacuum-mop function, while the iRobot Roomba 405 combines strong suction with an automated cleaning solution capability, making it more suitable for multi-surface cleaning.
Navigation and Mapping Technology
The Lefant M330 Pro employs advanced dToF laser navigation technology, which allows it to create accurate home maps for systematic cleaning. It can intelligently navigate around obstacles and furniture with a scanning range of 15 metres, even in low-light conditions. In contrast, the iRobot Roomba 405 uses ClearView LiDAR to quickly map the home, avoiding obstacles and cleaning in neat rows, which is advantageous for efficiency. Both products excel in navigation, but the iRobot's faster mapping process may give it an edge in larger spaces.
Cleaning Performance
The Lefant M330 Pro boasts a powerful 5000Pa suction capability, which effectively lifts dust, debris, and pet hair. Additionally, it features a combined vacuum and mopping function with a 200mL water tank and washable mop pad, allowing for simultaneous cleaning. On the other hand, the iRobot Roomba 405 is designed with 70 times more suction than the Roomba 600 series, utilising DualClean Mop Pads and SmartScrub for deeper cleaning. The Roomba also provides a choice between vacuuming, mopping, or a combination of both, offering versatility in cleaning options.
Design and Usability
The Lefant M330 Pro has an ultra-slim design at just 9.5cm tall, allowing it to clean under low-clearance furniture effectively. Its large 450mL transparent dustbin makes it easy to monitor capacity. Meanwhile, the iRobot Roomba 405 features an AutoWash Dock, which provides 75 days of auto-emptying and 4 weeks of mopping, ensuring that maintenance is minimal. While both designs focus on user convenience, the iRobot's docking solution adds a layer of automation that may save time and effort for the user.
Smart Features
The Lefant M330 Pro includes smart app control, allowing users to schedule cleanings, set no-go zones, and adjust suction power via the Lefant App with dual-band Wi-Fi support. It also offers voice command compatibility with Alexa and Google Assistant, enhancing user experience. Conversely, the iRobot Roomba 405 features an easy-to-use Roomba Home app that allows custom cleaning routines, time estimates, and filter health checks. Its ability to control the robot through voice assistants also matches the Lefant, but the Roomba's app provides more detailed insights into cleaning performance.
Pet-Friendly Features
Pet owners will find that both the Lefant M330 Pro and the iRobot Roomba 405 are equipped with features tailored to their needs. The Lefant model has an anti-tangle suction port and anti-hair wrap technology, making it particularly effective at dealing with pet hair. It also boasts a larger dustbin, which can hold more debris before needing to be emptied. The iRobot Roomba 405 is designed to handle messes of all kinds, including those left by pets, with its powerful suction and advanced mopping capabilities. However, its higher price reflects a more comprehensive cleaning solution, suitable for various mess types.
Maintenance and Cleaning Solution
The Lefant M330 Pro's maintenance is straightforward, thanks to its easy-to-empty dustbin and washable mop pad. However, it relies on the user to refill its water tank for mopping. In contrast, the iRobot Roomba 405 excels in automation with its AutoWash Dock, which not only cleans the mop pads but also manages auto-emptying and drying, allowing for an ultra-effective cleaning experience. This feature makes it particularly appealing for those who prefer a hands-off approach to cleaning.
Price Comparison
The Lefant M330 Pro is priced at £189.99, making it a budget-friendly option that still offers essential features for efficient cleaning. In comparison, the iRobot Roomba 405, at £349.00, represents a higher investment but comes with additional advanced features such as the AutoWash Dock and superior mopping capabilities. For consumers on a tighter budget, the Lefant provides excellent value, while those willing to invest more can benefit from the Roomba's extensive automation and performance enhancements.
Which should you buy?
Ultimately, the choice between the Lefant M330 Pro and the iRobot Roomba 405 hinges on individual needs and budget. If you are looking for a cost-effective robotic vacuum that offers solid performance and essential features, the Lefant M330 Pro is an excellent choice. Conversely, if you prioritise advanced technology, extensive cleaning versatility, and automation, the iRobot Roomba 405 would be worth the higher price. Consider your cleaning requirements and lifestyle to make the best decision for your home.
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