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iRobot Roomba Max 705 Vac Robot Vacuum + AutoEmpty Dock - Extreme Power-Lifting vs Roomba Plus 505 Combo Robot Vacuum & Mop + AutoWash Dock - Extending Spinning Mo

Updated August 2026The Roomba Plus 505 offers more versatility with its mopping capabilities, while the Roomba Max 705 excels in suction power. Choose based on your cleaning needs.

The Roomba Plus 505 offers more versatility with its mopping capabilities, while the Roomba Max 705 excels in suction power. Choose based on your cleaning needs.

Why iRobot Roomba Max 705 Vac Robot Vacuum + AutoEmpty Dock - Extreme Power-Lifting is better

Price

Roomba Max 705 is C$130 cheaper.

Suction Power

Max 705 has extreme power-lifting suction.

Hands-Free Days

Max 705 offers 75 days of hands-free cleaning.

Why Roomba Plus 505 Combo Robot Vacuum & Mop + AutoWash Dock - Extending Spinning Mo is better

Mopping Capability

Roomba Plus 505 combines vacuuming and mopping.

AutoWash Dock

Plus 505 cleans and maintains mop pads.

Smart Features

Plus 505 offers more tailored cleaning options.

Overall score

iRobot Roomba Max 705 Vac Robot Vacuum + AutoEmpty Dock - Extreme Power-Lifting
78
Roomba Plus 505 Combo Robot Vacuum & Mop + AutoWash Dock - Extending Spinning Mo
85

Specifications

SpeciRobot Roomba Max 705 Vac Robot Vacuum + AutoEmpty Dock - Extreme Power-Lifting Roomba Plus 505 Combo Robot Vacuum & Mop + AutoWash Dock - Extending Spinning Mo
BrandiRobotiRobot
ModelMax 705Plus 505
AutoEmptyYesYes
Smart AppYesYes
NavigationLidarLidar

Dimension comparison

iRobot Roomba Max 705 Vac Robot Vacuum + AutoEmpty Dock - Extreme Power-Lifting Roomba Plus 505 Combo Robot Vacuum & Mop + AutoWash Dock - Extending Spinning Mo

Price Comparison

The iRobot Roomba Max 705 Vac Robot Vacuum is priced at C$669.99, while the Roomba Plus 505 Combo Robot Vacuum & Mop has a higher price of C$799.99. This price discrepancy of C$130 highlights the additional features found in the Plus 505, particularly its mopping capabilities. While both products belong to the same brand and share many advanced technologies, the cost reflects the Roomba Plus's extended functionality, including both vacuuming and mopping features, making it a more versatile option for those willing to invest more upfront.

Cleaning Technology

Both products utilise advanced cleaning technologies, but they excel in different areas. The iRobot Roomba Max 705 features extreme power-lifting suction and anti-tangle Dual Rubber Brushes that enhance its ability to tackle various messes, particularly pet hair. In contrast, the Roomba Plus 505 combines vacuuming and mopping, with a strong focus on deep cleaning through its DualClean Mop Pads and SmartScrub technology. This allows the Plus 505 to handle tough stains more effectively. Thus, for users prioritising thorough cleaning across multiple surfaces, the Roomba Plus 505 may be the better choice.

Mapping and Navigation

Both the Roomba Max 705 and Roomba Plus 505 are equipped with Clearview Pro Lidar technology, ensuring they map your home accurately for thorough cleaning coverage. This allows both models to clean effectively day or night while avoiding obstacles, thanks to their PrecisionVision AI Technology. However, the Plus 505's ability to mop in addition to vacuuming adds a layer of complexity to its navigation, ensuring it adapts its cleaning strategy based on the type of mess it encounters. This makes the Roomba Plus 505 more capable in mixed cleaning scenarios.

Hands-Free Operation

The iRobot Roomba Max 705 offers up to 75 days of hands-free cleaning with its AutoEmpty Dock, significantly reducing maintenance efforts. The Roomba Plus 505 also features an AutoWash Dock that not only empties the vacuum but also washes the mop pads and maintains them for optimal performance, extending the cleaning capability to four weeks of mopping and pad washing. While both devices minimize user intervention, the Plus 505's comprehensive automated features offer a more extensive hands-free cleaning experience, especially for those with larger homes or frequent messes.

Suction Power

In terms of suction power, the Roomba Max 705 boasts extreme power-lifting suction, which is 180 times greater in Spot Clean mode compared to earlier Roomba models. This makes it particularly effective at lifting debris from carpets and hard floors. The Roomba Plus 505, while also offering strong suction, focuses on a balanced approach with its mopping capabilities. It provides 70 times more suction than the Roomba 600 series, making it adept at handling both dry and wet messes. If raw suction power is your priority, the Max 705 takes the lead; however, the Plus 505’s dual functionality offers a unique advantage for maintaining overall cleanliness.

Smart Features

Both the Roomba Max 705 and Roomba Plus 505 integrate smart home technology, allowing users to control them via the Roomba Home App or voice commands through Alexa, Siri, or Google Assistant. This feature enables scheduling and specific room cleaning, enhancing convenience for users. However, the Roomba Plus 505 has the added advantage of selecting between vacuuming, mopping, or a combination clean, providing more tailored cleaning options. This makes it a better choice for households that require flexibility in cleaning routines.

Design and Aesthetics

Both models are designed with modern aesthetics in mind, featuring elegant finishes that blend seamlessly into home décor. The Roomba Max 705, with its sleek design, complements contemporary living spaces, while the Roomba Plus 505 also carries a refined look suitable for various interiors. While both robots focus on functionality, choosing between them may come down to personal preference regarding style, as both will serve as unobtrusive cleaning companions in your home.

Which should you buy?

Deciding between the iRobot Roomba Max 705 and the Roomba Plus 505 ultimately depends on your specific cleaning needs and budget. If you are looking for a powerful vacuum that excels in suction and offers extensive hands-free operation, the Roomba Max 705 at C$669.99 is an excellent choice. However, if you want a versatile device that combines vacuuming and mopping capabilities, the Roomba Plus 505, despite its higher price of C$799.99, provides a more comprehensive cleaning solution with added features like SmartScrub and AutoWash. Consider your cleaning habits and home environment to determine which model aligns best with your lifestyle.

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iRobot Roomba Max 705 Vac Robot Vacuum + AutoEmpty Dock - Extreme Power-Lifting vs Roomba Plus 505 Combo Robot Vacuum & Mop + AutoWash Dock - Extending Spinning Mo | versusfinder