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Shark ThermaCharged PowerDetect Wet & Dry Robot Vacuum vs iRobot Roomba® 405 Combo + AutoWash Dock Robot Vacuum Cleaner with Mop Function

Updated August 2026The Shark ThermaCharged offers advanced heated mopping and cleaning technology at a premium price, while the iRobot Roomba 405 delivers strong suction, smart navigation, and convenient app integration at a much lower cost. Overall, the iRobot provides better value and usability for most users.

The Shark ThermaCharged offers advanced heated mopping and cleaning technology at a premium price, while the iRobot Roomba 405 delivers strong suction, smart navigation, and convenient app integration at a much lower cost. Overall, the iRobot provides better value and usability for most users.

Why Shark ThermaCharged PowerDetect Wet & Dry Robot Vacuum is better

Heated Mopping

Shark uses 85°C water and 80°C air to wash and dry mop automatically

Cleaning Technology

Shark features Dirt Detect and advanced edge cleaning with air blast

Mop Solution

Includes anti-microbial pad and Shark VACMOP cleaning solution

Why iRobot Roomba® 405 Combo + AutoWash Dock Robot Vacuum Cleaner with Mop Function is better

Price

iRobot priced at £349.00 vs Shark at £1,049.99

Navigation

iRobot has ClearView LiDAR for smart mapping and obstacle avoidance

Maintenance

iRobot AutoWash Dock offers 75 days auto-emptying and pad washing

Overall score

Shark ThermaCharged PowerDetect Wet & Dry Robot Vacuum
72
iRobot Roomba® 405 Combo + AutoWash Dock Robot Vacuum Cleaner with Mop Function
85

Specifications

SpecShark ThermaCharged PowerDetect Wet & Dry Robot VacuumiRobot Roomba® 405 Combo + AutoWash Dock Robot Vacuum Cleaner with Mop Function
Price£1,049.99£349.00
Heated MopYes, 85°C water & 80°C airNo
Suction PowerNot specified, Dirt Detect boost70x Roomba 600 series suction
NavigationNot specifiedClearView LiDAR mapping
MaintenanceNeverTouch Pro Base mop washAutoWash Dock auto-empty & pad wash
Mop PadsAnti-microbial pad includedDualClean Mop Pads with SmartScrub
AppNo app mentionedRoomba Home app with routines & insights
Guarantee2 years with registrationNot specified

Dimension comparison

Shark ThermaCharged PowerDetect Wet & Dry Robot VacuumiRobot Roomba® 405 Combo + AutoWash Dock Robot Vacuum Cleaner with Mop Function

Introduction to the Shark and iRobot Vacuums

When comparing the Shark ThermaCharged PowerDetect Wet & Dry Robot Vacuum and the iRobot Roomba® 405 Combo, it’s clear that both products offer innovative features tailored to modern cleaning needs. However, their approaches and price points differ significantly. The Shark vacuum is priced at £1,049.99, while the iRobot comes in at a more accessible £349.00.

Cleaning Technology

The Shark vacuum employs advanced cleaning technology, incorporating features like heated-mop cleaning and an automatic mop-washing base. It uses 85°C water to wash the mop and 80°C air to dry it, ensuring a thorough clean. In contrast, the iRobot Roomba 405 utilises DualClean Mop Pads and SmartScrub to provide 2x deeper scrubbing, which is particularly effective for messes like coffee and grime. Both vacuums excel in their respective domains, with Shark focusing on heated mopping and iRobot emphasising suction power.

Suction Power and Performance

The iRobot Roomba 405 boasts strong suction capabilities, claiming to deliver 70 times more suction than the Roomba 600 series. This impressive statistic underscores its efficiency in tackling various messes, from crumbs to pet hair. The Shark vacuum, while not specifying suction power, features Dirt Detect technology that identifies areas with more debris and boosts its performance accordingly. Both models are designed for optimal cleaning, but the iRobot’s explicit suction comparison provides a clear advantage for those prioritising raw power.

Mopping Capabilities

When it comes to mopping, the Shark ThermaCharged vacuum features a heated mopping system that enhances cleaning effectiveness. It includes an anti-microbial mopping pad and uses a specially formulated Shark VACMOP solution. The iRobot Roomba 405, however, offers a versatile mopping function with the ability to use cleaning solutions or just water, making it adaptable for different cleaning scenarios. Both machines aim to simplify the mopping process, but the Shark's heating feature may offer a deeper clean for tougher messes.

The iRobot Roomba 405 is equipped with ClearView LiDAR technology that allows it to map your home quickly and navigate efficiently, even in low light. This ensures it avoids obstacles and cleans in neat rows. On the other hand, the Shark vacuum does not specify its navigation capabilities, which could be a consideration for users wanting precise, methodical cleaning. The advanced mapping of the Roomba provides a significant edge for those with complex floor plans.

Maintenance and Convenience

The iRobot Roomba 405 features an AutoWash Dock that handles 75 days of auto-emptying and up to four weeks of mopping and pad washing. This level of convenience is ideal for users seeking a low-maintenance solution. Conversely, the Shark vacuum includes a NeverTouch Pro Base for washing its mop, yet requires manual intervention for other maintenance tasks. The iRobot’s automated features undoubtedly save time and effort, making it a strong contender for busy households.

Price Considerations

The price difference between the two vacuums is substantial, with the Shark ThermaCharged priced at £1,049.99 and the iRobot Roomba 405 at £349.00. This price disparity reflects the features and technologies each brand offers. While the Shark provides advanced heating and cleaning capabilities, the iRobot offers robust performance at a fraction of the cost. Budget-conscious buyers may find the iRobot's price point more appealing, while those prioritising cutting-edge technology might lean towards the Shark.

User Experience and App Integration

The iRobot Roomba 405 features a user-friendly Roomba Home app, allowing for custom cleaning routines, filter health checks, and insights into cleaning patterns. This integration enhances the user experience and provides flexibility in managing cleaning schedules. The Shark vacuum, while offering a two-year guarantee upon registration, lacks mention of app connectivity or smart home integration. For tech-savvy users, the iRobot’s app functionality is a significant advantage.

Which should you buy?

Choosing between the Shark ThermaCharged PowerDetect Wet & Dry Robot Vacuum and the iRobot Roomba® 405 Combo ultimately depends on your cleaning priorities and budget. If advanced features like heated mopping and a powerful cleaning base are essential, the Shark vacuum may justify its higher price. However, for those seeking an effective, versatile vacuum with excellent suction power and convenient app integration at a more affordable price, the iRobot Roomba 405 presents a compelling option.

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Shark ThermaCharged PowerDetect Wet & Dry Robot Vacuum vs iRobot Roomba® 405 Combo + AutoWash Dock Robot Vacuum Cleaner with Mop Function | versusfinder