iRobot Roomba Plus 405 vs iRobot® Roomba® Max 705 Combo Robot + AutoWash Dock - Extending Self-Cleaning Ro
Updated August 2026 — The iRobot Roomba Max 705 offers superior cleaning capabilities and advanced features, making it the better choice for demanding cleaning needs.
The iRobot Roomba Max 705 offers superior cleaning capabilities and advanced features, making it the better choice for demanding cleaning needs.
Why iRobot Roomba Plus 405 is better
price
Roomba Plus 405 is significantly cheaper at C$469.99
suction
Roomba Plus 405 has strong suction for its price
basic features
Roomba Plus 405 provides essential cleaning functions
Why iRobot® Roomba® Max 705 Combo Robot + AutoWash Dock - Extending Self-Cleaning Ro is better
suction power
Roomba Max 705 has 175x more suction in spot clean mode
mopping technology
Roomba Max 705 features heated mopping and self-cleaning
navigation
Roomba Max 705 uses advanced AI for better navigation
Overall score
Specifications
| Spec | iRobot Roomba Plus 405 | iRobot® Roomba® Max 705 Combo Robot + AutoWash Dock - Extending Self-Cleaning Ro |
|---|---|---|
| Brand | iRobot | iRobot |
| Current Price | C$469.99 | C$1499.99 |
| Auto-Wash | Yes | Yes |
| App Control | Yes | Yes |
| Battery Life | 75 days | 75 days |
Dimension comparison
Overview of the iRobot Roomba Plus 405 and iRobot Roomba Max 705
When comparing the iRobot Roomba Plus 405 and the iRobot Roomba Max 705, a clear distinction in features and pricing emerges. The Roomba Plus 405 is priced at C$469.99, while the Roomba Max 705 significantly escalates the investment to C$1,499.99. This price difference reflects the advanced technology and cleaning capabilities found in the Max 705, designed for more demanding cleaning tasks and larger spaces.
Cleaning Performance
The cleaning performance of these two robotic vacuums showcases their individual strengths. The Roomba Plus 405 features an impressive suction capability that is 70 times stronger than the Roomba 600 series, effectively tackling various messes from crumbs to pet hair. In contrast, the Roomba Max 705 boasts an extraordinary 175 times more suction in spot clean mode, making it a formidable choice for deeper cleaning. Its advanced capabilities include heated mopping and a PowerSpin Roller Mop that operates at 200 RPMs, providing a superior clean with less effort.
Mopping Capabilities
Mopping is where these two models diverge significantly. The Roomba Plus 405 features DualClean Mop Pads and SmartScrub functionality, allowing it to mop with cleaning solutions and water, delivering a deep clean with two times the scrubbing intensity. The Max 705, however, takes mopping to the next level with its heated mopping technology and a self-cleaning PowerSpin Roller Mop, which can effectively tackle stubborn stains and offers a streak-free clean. The Max 705's ability to self-clean while mopping greatly enhances its efficiency and effectiveness.
Navigation Technology
In terms of navigation technology, both models employ sophisticated systems but with varying levels of sophistication. The Roomba Plus 405 uses ClearView LiDAR to quickly map homes, efficiently avoiding obstacles and ensuring neat cleaning rows. Meanwhile, the Roomba Max 705 integrates PrecisionVision AI Technology, which not only builds detailed 3D maps but also recognizes common household items, such as cords and pet waste. This advanced navigation allows the Max 705 to adapt its cleaning route in real-time for maximum efficiency.
Auto-Wash and Maintenance Features
The maintenance features between these two models also highlight their differences. The Roomba Plus 405 comes with an AutoWash dock that offers 75 days of auto-emptying and 4 weeks of mopping and pad washing. This feature ensures ongoing cleanliness with minimal user intervention. On the other hand, the Roomba Max 705's dock provides an even more robust experience with 75 days of auto-emptying and 8 weeks of heated mopping and roller washing. The Max 705’s dock is designed for extensive hands-free cleaning, making it suitable for larger homes or more frequent cleanings.
User Control and Customization
User control and customization are essential for any robotic vacuum. The Roomba Plus 405 allows users to control cleaning routines through its Roomba Home app, where they can set custom cleaning schedules and monitor filter health. The Max 705 similarly features the Roomba Home app but adds more advanced customization options, such as selecting specific rooms for cleaning and adjusting suction levels. Both models support voice commands through preferred assistants, but the Max 705's enhanced features make it more adaptable to individual cleaning needs.
Price Consideration
Price is a crucial factor when choosing between the Roomba Plus 405 and the Roomba Max 705. At C$469.99, the Roomba Plus 405 offers a solid entry point into the world of robotic vacuums with impressive features for its price. However, the Roomba Max 705 comes at a premium price of C$1,499.99, reflecting its advanced cleaning technology and extensive capabilities. For users with larger homes or specific cleaning challenges, the investment in the Max 705 may be justified by its superior performance.
Which should you buy?
Deciding between the iRobot Roomba Plus 405 and the iRobot Roomba Max 705 ultimately depends on your cleaning needs and budget. If you are looking for a cost-effective solution that provides robust cleaning for smaller areas, the Roomba Plus 405 is an excellent choice at C$469.99. However, if you require advanced features such as superior suction power, self-cleaning capabilities, and enhanced navigation for larger spaces, the Roomba Max 705 at C$1,499.99 is worth the investment.
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