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Efficient cleaning with quiet operation.

Eufy BoostIQ RoboVac 11S MAX Review

Experience a cleaner home effortlessly with the Eufy BoostIQ RoboVac 11S MAX. Powerful suction, quiet operation, and smart features for efficient cleaning.

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Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX
Eufy BoostIQ RoboVac 11S MAX


The Eufy BoostIQ RoboVac 11S MAX is an upgraded version of Eufy's popular RoboVac 11S, promising a blend of powerful suction and quiet operation. With robot vacuums becoming more commonplace in households, the 11S MAX aims to stand out with its balance of performance and affordability. This model offers a solid build, intuitive features, and the convenience of automated cleaning. Designed to tackle a variety of floor types, the RoboVac 11S MAX boasts an impressive 2000Pa suction power, making it suitable for both carpets and hardwood floors. Its sleek profile allows it to glide under furniture effortlessly, ensuring that every nook and cranny is addressed. One of the critical selling points of the RoboVac 11S MAX is its BoostIQ technology. This feature automatically increases suction power when extra vacuuming strength is needed, especially beneficial for areas with more debris or thicker carpets.

Compared to its predecessors, the 11S MAX doesn't just focus on power; it also aims to provide a quieter cleaning experience. This is essential for users who prefer to run the vacuum while working from home or during the night without causing too much disturbance. As we delve further into this review, we will examine the design and features, performance, and other key aspects of the Eufy BoostIQ RoboVac 11S MAX. 

Whether you're considering your first robot vacuum or looking to upgrade, this detailed analysis will help you determine if this model fits your needs and lifestyle.

If you like this review, you might also like our review on the Eufy RoboVac L35 Hybrid+.

Design and Features

The Eufy BoostIQ RoboVac 11S MAX boasts a sleek, minimalist design, making it a stylish addition to any home. Its slim profile, standing at only 2.85 inches tall, allows it to glide effortlessly under furniture where dust and debris tend to accumulate. The RoboVac 11S MAX is equipped with an anti-scratch tempered glass top cover, providing durability and a sleek finish that’s resistant to wear and tear. Its black color scheme adds a touch of elegance, making it less conspicuous in your living space. One of the standout features of the RoboVac 11S MAX is its BoostIQ Technology. This intelligent system automatically increases suction power within 1.5 seconds when extra vacuuming strength is needed, ensuring an optimal clean. Whether tackling thick carpets or hard floors, the transition is seamless and efficient.

The vacuum offers up to 2000Pa of strong suction power, which is impressive for its size. This makes it capable of picking up a wide range of debris, from fine dust to larger particles. Despite its powerful suction, the RoboVac 11S MAX remains quiet, producing noise levels comparable to an operating microwave. The vacuum includes a triple-filter system, consisting of one dual-layer filter and one high-performance filter. This setup ensures that dust, allergens, and other particles are effectively captured, promoting a cleaner home environment. On the practical side, the RoboVac 11S MAX features a large 0.6L dustbin which means fewer trips to the trash can. It also includes infrared-sensor technology to detect obstacles and avoid collisions, as well as drop-sensing tech to prevent falls. This makes it a worry-free device that can navigate your home safely and efficiently. Control is straightforward with the included remote, allowing you to set cleaning schedules, choose cleaning modes, and more.

The vacuum also offers multiple cleaning modes, such as Auto, Spot, and Edge, giving you the flexibility to tailor the cleaning process to your specific needs. In summary, the design and features of the Eufy BoostIQ RoboVac 11S MAX make it a versatile and user-friendly cleaning tool. Its combination of power, smart technology, and elegant design provides a comprehensive solution for maintaining a clean home.

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The Eufy BoostIQ RoboVac 11S MAX surprises with its effective cleaning capabilities, especially given its slim profile and affordable price point. This little machine employs a combination of strong suction power and intelligent algorithms to tackle various floor surfaces. Its most notable feature is the 2000Pa of strong suction. This level of suction is more than adequate for picking up dirt, dust, and pet hair from both hard floors and carpets. The vacuum automatically increases suction power within 1.5 seconds when extra vacuuming strength is needed, thanks to the BoostIQ™ Technology. This smart adjustment makes it well-suited for homes with mixed floor types, ensuring consistent cleaning performance throughout. Another strength of the RoboVac 11S MAX is its triple-filter system. The filters work in tandem to capture small particles, which is beneficial for households with allergy sufferers.

The combination of a washable dust collector and high-performance filters ensures a thorough clean, even on a microscopic level. The device handles transitions between surfaces smoothly, be it from hardwood to carpet or tile to rugs. However, it might struggle a bit with very thick or shaggy carpets. This model also has large wheels that help it climb over door ledges and minor obstacles without getting stuck, which is a plus for navigating complex floor plans. Cleaning paths are relatively efficient, although not as advanced as higher-end robot vacuums with laser mapping. Its random navigation pattern might result in slightly longer cleaning times or missed spots in larger rooms. However, for small to medium-sized spaces, the coverage is adequate. The 11S MAX does a commendable job along edges and corners, thanks to its side brushes that sweep debris into the suction path. It also manages to clean under furniture quite effectively due to its slim design. For the most part, the vacuum’s performance is dependable. It maintains a consistent level of efficiency, and its ability to automatically adjust suction power when necessary is definitely an asset. However, it could occasionally require manual intervention if it encounters more significant obstacles or particularly challenging messes.

In summary, the Eufy BoostIQ RoboVac 11S MAX delivers solid performance, especially given its price range. It combines robust suction power with smart technology to offer a reliable cleaning solution for everyday needs.

Eufy BoostIQ RoboVac 11S MAX

Battery Life

The Eufy BoostIQ RoboVac 11S MAX comes equipped with a 2600mAh lithium-ion battery, which provides substantial cleaning time. On a full charge, the RoboVac can operate for up to 100 minutes on hardwood floors or thin carpets. This duration is quite impressive for a robot vacuum in its price range, making it suitable for medium to large-sized homes. However, the battery life can vary depending on the cleaning mode and the type of surface. For instance, in BoostIQ mode, where the vacuum automatically increases suction power when extra strength is needed, the operating time may drop to around 60-70 minutes. This feature is especially useful for carpets and areas with a higher accumulation of dirt. Recharging the RoboVac takes approximately 5 to 6 hours. While this might seem lengthy, the device automatically returns to its charging dock once the battery is low. This self-charging capability ensures that the vacuum is always ready for the next cleaning session. It's a set-and-forget convenience that frees you from manual recharging duties.

When considering battery life, it’s also essential to think about the size of the area being cleaned. For smaller spaces, the 100-minute runtime is more than sufficient to complete multiple cleaning cycles before needing a recharge. In expansive areas, the RoboVac might need to pause and recharge mid-task. The battery indicator is another handy feature, clearly showing the remaining charge. This helps you manage cleaning sessions more effectively, avoiding any interruptions. In comparing to similar models, the Eufy BoostIQ RoboVac 11S MAX holds its own, offering competitive battery performance. For users with varied flooring types who require different suction levels, the balance between power and battery life is well-maintained. Overall, the battery life of the Eufy BoostIQ RoboVac 11S MAX is robust and reliable, ensuring your home remains clean without constant supervision.

Eufy BoostIQ RoboVac 11S MAX

The Eufy BoostIQ RoboVac 11S MAX offers solid navigation capabilities for its price range. While it lacks advanced mapping features found in pricier models, it still manages to cover most areas efficiently. The RoboVac 11S MAX employs a series of infrared sensors that help it detect obstacles and avoid collisions. These sensors work well to prevent it from bumping into furniture and walls, although it might occasionally tap into them. It’s proficient at maneuvering around chair legs and other small items, ensuring that it cleans under tables and tight spaces effectively. One thing to note is that it follows a random cleaning path rather than a structured one. This means it might go over the same area multiple times before moving on. While this might seem inefficient, the robot eventually covers all areas of the room. The BoostIQ technology does help it detect areas with more dirt and adjust its suction power accordingly, which is a welcome feature.

The RoboVac 11S MAX has a low profile design, allowing it to glide under low furniture where dust often hides. This is especially useful for maintaining cleanliness in hard-to-reach spots that are typically neglected. Additionally, it has a decent ability to handle small thresholds and carpets, though it might struggle with very high-pile rugs or very tall thresholds. It’s also equipped with drop-sensing technology to prevent it from falling down stairs, which is a crucial safety feature. However, don’t expect it to navigate multiple floors on its own; it’s best suited for single-level homes. While it doesn’t have the sophisticated mapping and room recognition some higher-end models offer, it gets the job done in a straightforward manner. Simple yet effective, it’s a good option for those who want a capable cleaner without the added cost of high-tech navigation.


Maintaining the Eufy BoostIQ RoboVac 11S MAX is fairly straightforward and uncomplicated, making it a great choice for busy households. One of the key aspects of this model is its user-friendly design that simplifies routine maintenance tasks.

Firstly, the dustbin is easily accessible and can be removed with a simple push of a button. It's important to empty the dustbin regularly to ensure optimal performance. The dustbin has a moderate capacity, so depending on the size of your home and the frequency of use, you might need to empty it every few cleaning cycles.

The filter system requires periodic cleaning as well. The RoboVac 11S MAX comes with a high-performance filter and a foam filter that work together to capture dust and debris. To clean them, it's recommended to tap them gently to remove any collected dust and rinse the foam filter under running water. Make sure the foam filter is completely dry before reinserting it into the vacuum.

The brushes also need attention. The main rolling brush can accumulate hair and threads, which should be removed regularly to prevent clogging. The side brushes can wear out over time and might need replacement every few months. Eufy provides a handy cleaning tool in the box to aid in removing tangled hair and debris. Another essential maintenance task involves keeping the sensors and charging contacts clean. Dust and grime can cover these areas, affecting the vacuum's ability to navigate and re-charge efficiently. Wiping them with a dry cloth can help maintain their functionality.

Check the wheels occasionally to ensure no debris is trapped around them. This not only enhances movement but also prolongs the life of the wheels. Lastly, the Eufy BoostIQ RoboVac 11S MAX comes with replacement parts, such as filters and brushes, which are available for purchase separately. You can find these on the [official Eufy website]( (target="_blank"), ensuring your vacuum stays in top condition over time. Regular maintenance might seem tedious, but the Eufy BoostIQ RoboVac 11S MAX makes it as hassle-free as possible, emphasizing its design for user convenience.

Eufy BoostIQ RoboVac 11S MAX

Noise Level

A noticeable feature of the Eufy BoostIQ RoboVac 11S MAX is its relatively low noise output. Many robot vacuums tend to be on the louder side, which can be disruptive, especially in a home environment. The RoboVac 11S MAX, however, manages to keep things quieter, making it a more pleasant addition to daily living. During operation, the RoboVac 11S MAX produces around 55 dB of noise. To put this in perspective, it's somewhat akin to the hum of a microwave. This level of noise is unobtrusive enough that you can carry on a conversation or watch TV with minimal disturbance.

 Even when switching to its more powerful BoostIQ mode, designed for tackling tougher messes, the noise increase is modest and remains within a tolerable range. The quieter operation is partly due to its advanced brushless motor. This motor not only contributes to reduced noise but also enhances the vacuum’s longevity, making it a win on multiple fronts. It's worth noting that this low noise level makes it suitable for use at any time of the day, including late evenings, without worrying about waking up the household. However, it's important to temper expectations. While the noise level is lower compared to many competitors, it's not silent. You will still hear it moving around and transitioning between different types of flooring. But if you're looking for a robot vacuum that balances performance with minimal noise disruption, the Eufy BoostIQ RoboVac 11S MAX is a strong contender.

Smart Features

The Eufy BoostIQ RoboVac 11S MAX keeps things straightforward when it comes to smart features, especially compared to some higher-end models. It lacks Wi-Fi connectivity, meaning you won't find app control or voice assistant compatibility here. This might be a downside for those seeking full smart home integration. However, this simplicity can be a boon for users who prefer a set-and-forget approach without the need for constant app interaction.

A key feature worth noting is the BoostIQ™ Technology. This smart feature automatically increases suction power within 1.5 seconds when extra vacuuming strength is needed. This is especially useful for transitioning from hard floors to carpets, ensuring a thorough clean without the need for manual adjustments. The RoboVac 11S MAX also comes with a remote control, which allows users to start, stop, and schedule cleaning sessions. This may not be as high-tech as app control, but it still provides a level of convenience and flexibility. The remote also includes directional buttons for manual control, which can be handy for spot cleaning specific areas.

Boundary strips are available separately and can be used to keep the RoboVac out of certain areas. While this isn't as advanced as digital mapping features in other models, it's a practical solution for managing the cleaning area without the need for complex setup. Lastly, the RoboVac 11S MAX lacks some of the advanced mapping and room recognition features found in more expensive models. It relies on a suite of sensors to navigate, which we'll cover in more detail in the navigation section. This means it won't remember your home's layout or create virtual maps, but it performs well within its design limits. In summary, the Eufy BoostIQ RoboVac 11S MAX keeps smart features minimal but functional. If you're looking for extensive smart home integration, you might need to look elsewhere. However, its straightforward approach makes it an excellent choice for users who value ease of use and effective cleaning without the bells and whistles.

Eufy BoostIQ RoboVac 11S MAX

What's in the Box

When you unbox the Eufy BoostIQ RoboVac 11S MAX, you're greeted with a comprehensive set of accessories that ensure you get the most out of your robot vacuum from the get-go. Here's a quick breakdown of what you can expect to find:

  • Eufy BoostIQ RoboVac 11S MAX: The main unit itself, sleek and slim at just 2.85 inches tall.
  • Remote Control (with Batteries): Allows for easy control and scheduling without needing to rely on a smartphone app.
  • Charging Base: The docking station where the RoboVac will automatically return to recharge when its battery gets low.
  • AC Power Adapter: Connects the charging base to a power outlet.
  • Cleaning Tool: A handy tool for maintaining the brush and other parts, ensuring optimal performance.
  • Extra Set of High-Performance Filters: These help maintain the suction power and cleanliness of the air by trapping dust and allergens.
  • 4 Side Brushes: Two are pre-installed, and two additional ones are provided as replacements.
  • 5 Cable Ties: These help manage and organize any loose cords in your home, preventing them from getting tangled in the RoboVac's brushes.
  • User Manual & Quick Start Guide: Comprehensive instructions to get you started and troubleshoot any issues.

This assortment of items ensures that you have everything you need to start using your Eufy BoostIQ RoboVac 11S MAX immediately. The inclusion of extra filters and side brushes means you're well-prepared for routine maintenance, extending the lifespan of your device. For more details on maintaining your RoboVac and ensuring it performs at its best, you might want to check out our Maintenance section. The user-friendly packaging and thoughtful inclusion of necessary accessories highlight Eufy's commitment to delivering a seamless user experience.

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The Eufy BoostIQ RoboVac 11S MAX offers a compelling package for those seeking an effective, budget-friendly robot vacuum. Its slim profile and sleek design make it an attractive addition to any home, fitting seamlessly under most furniture. With a decent selection of features such as BoostIQ technology and a powerful suction capability, it manages to handle everyday dirt and debris quite well.

In terms of performance, the RoboVac 11S MAX is commendable, especially on hard floors and low to medium-pile carpets. While it may struggle a bit with high-pile carpets and more stubborn debris, it still performs adequately for its price point. The battery life, averaging around 100 minutes per charge, is sufficient for most cleaning sessions. Though it lacks some advanced navigation features found in more expensive models, its infrared sensors and drop-sensing technology still provide reliable navigation and obstacle avoidance. maintenance is straightforward, with easy access to the dustbin and filter, although regular cleaning is necessary to maintain optimal performance.

The noise level is relatively low, making it a quieter option compared to many other robot vacuums. However, it falls short in the smart features department, lacking app control and voice assistant integration, which might be a deal-breaker for some tech-savvy users. Overall, the Eufy BoostIQ RoboVac 11S MAX is a solid choice for those looking for a no-frills, efficient cleaning companion. While it may not boast all the bells and whistles of higher-end models, its reliability, ease of use, and affordability make it a valuable addition to any household.

Pros & cons


  • Powerful 2000Pa suction
  • Quiet operation
  • BoostIQ technology
  • Sleek design
  • Efficient under furniture


  • May struggle with thick carpets
  • Random navigation pattern
  • Lacks advanced mapping
  • No Wi-Fi connectivity

Technical specifications

Product Name Eufy BoostIQ RoboVac 11S MAX
Dimensions 12.8 x 12.8 x 2.85 inches
Weight 5.73 pounds
Battery Life Up to 100 minutes
Suction Power 2000Pa
Dustbin Capacity 0.6L
Navigation BoostIQ Technology for automatic adjustment
Brushes Includes dual brushes for thorough cleaning
Filtration System Triple-layer filter system
Remote Control Yes