Home Robot Vacuum Cleaners Irobot Roomba Combo Essential Vs. Roomba 981

Irobot Roomba Combo Essential Vs. Roomba 981 Features Review

14 minute read   Last updated on Jan 11, 2025
iRobot Roomba Combo Essential

iRobot Roomba Combo Essential

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Key features of the iRobot Roomba Combo Essential

Overall Score 6.4

  • Can Clean All Floor Types
  • Battery Power of 1800 mAh
VS

Key features of the Roomba 981

Overall Score 5.9

  • Battery Power of 3000 mAh

A summary by feature comparison

Category Features iRobot Roomba Combo Essential Roomba 981
COMMONLY ASKED FOR FEATURES can clean all floor types
has mapping and navigation
has an obstacle sensor
works with alexa
compatible with google assistant
number of cleaning modes 2only 4only
warranty period 1year 1year
DESIGN FEATURES dustbin capacity 0.4L 0.5L
indicates when full
weight 2.8kg 4kg
width 330mm 351mm
height 80mm 92mm
CLEANING PERFORMANCE AND POWER FEATURES battery power 1,800mAh 3,000mAh
operating time 1.2h 2h
charge time 2h 3h
operating power consumption 33W
has auto-off
can mop floor
has dirt sensor
OTHER FEATURES support a mobile application
doesn't get stuck
supports virtual barriers
has route mapping
has voice prompts
supports auto docking
has anti-fall sensor
can be scheduled
supports wi-fi
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iRobot Roomba Combo Essential cleans all floor types, this feature is essential, as different rooms inside your home may have various types of flooring i.e. carpets. If a robot vacuum is advertised able to clean all floor types, this means that the robot vacuum is capable to effectively clean flooring materials without much limitations.

iRobot Roomba Combo Essential has an obstacle sensor, this serves the purpose of detecting and identifying obstacles in the robot's route, allowing it to navigate around them thus avoiding collisions. Also, the Roomba 981 has an obstacle sensor, obstacle sensors work together to provide the robot vacuum with a better understanding of its environment, making it possible to navigate around furniture, walls, and other objects when cleaning a room and avoiding damage to both the robot and its obstacles. Most modern robot vacuum cleaners such as the iRobot Roomba Combo Essential are built to work with Amazon Alexa, which means that they can be added to the Amazon Echo ecosystem and controlled using voice commands.

Roomba 981 can also work with Amazon Alexa, keep in mind that you will require an Alexa-enabled device such as an Echo speaker for voice control to work with your robot vacuum. The iRobot Roomba Combo Essential is compatible with Google Assistant, allowing you to control it using voice commands through Google Home devices or the Google Assistant app found on smartphones and tablets. The Roomba 981 is compatible with Google Assistant, it's always essential to verify the level of compatibility with Google Assistant before purchasing a robot vacuum.

The iRobot Roomba Combo Essential has 2 cleaning modes, the cleaning modes offered by robot vacuums can vary widely depending on the make and model of the robot vacuum. Roomba 981, having only 4 has more modes than the iRobot Roomba Combo Essential by 2 Robot vacuum manufacturers may offer different cleaning modes to provide users with flexibility and adaptability to different cleaning floors. The iRobot Roomba Combo Essential has a period of 1 year, this typically range from 1 year to 2 years, but some higher-end models may give longer warranty periods.

Roomba 981, at 1 year has the same warranty period as that of iRobot Roomba Combo Essential. When thinking of buying a robot vacuum cleaner, it's essential to read and understand the warranty terms and conditions, as well as any limitations or exclusions that may apply. iRobot Roomba Combo Essential's dustbin capacity is at 0.4L, dustbin capacity determines how much dust, dirt, and pet hair the robot vacuum holds before it needs to be emptied.

Roomba 981, at 0.5L has more capacity than the iRobot Roomba Combo Essential with a difference of 0.1L The dustbin capacity can vary widely among different robot vacuum models, and the size you choose should be based on your cleaning needs and the size of the area you want to clean. The iRobot Roomba Combo Essential weighs 2.8kg, robot vacuums are commonly designed to be lightweight and compact for easy maneuverability and portability. The Roomba 981, at 4kg weighs more than the iRobot Roomba Combo Essential by 1.2kg.

It's important to consider the weight of the robot vacuum when choosing a model, especially if you plan to carry it up and down stairs iRobot Roomba Combo Essential has a width of 330mm, often referred to as its cleaning path width, refers to the width of the area that it can effectively clean in one go. The width of a robot vacuum is key as it can affect its efficiency and the duration it takes to clean a space The Roomba 981, at 351mm measures more in width than the iRobot Roomba Combo Essential with a difference of 21mm. A wider cleaning path can cover more ground in a single pass, shortening the time it takes to clean a room.

iRobot Roomba Combo Essential's height measures 80mm, here you are considering the measure from the bottom to its highest point. Height is a key consideration, especially if you have obstacles with limited clearance in your home. The Roomba 981, at 92mm measures more in height than the iRobot Roomba Combo Essential by 12mm.

When choosing a robot vacuum, ensure that the robot vacuum can fit under the furniture and navigate effectively in your living space without getting stuck or causing damage. The battery power of a robot vacuum cleaner is a crucial factor that determines how long the vacuum can operate on a single charge. It is typically measured in milliampere-hours (mAh), iRobot Roomba Combo Essential's battery power is 1,800mAh The Roomba 981, at mAh3,000 has more battery power than the iRobot Roomba Combo Essential by A bigger capacity implies longer battery life which can be beneficial if you have a large space or if you prefer the robot vacuum to complete cleaning cycles with fewer interruptions to recharge.

The operating time of a robot vacuum cleaner refers to the amount of time the vacuum can clean continuously on a single charge before it needs to return to its charging dock for recharging. iRobot Roomba Combo Essential's operating time is 1.2h The Roomba 981, at 2h lasts more than the iRobot Roomba Combo Essential with a difference of 0.8h Always plan cleaning cycles around the vacuum's operating time to maximize efficiency and prevent "incomplete work" between charge intervals. iRobot Roomba Combo Essential has a charge time of 2h, the charge time of a robot vacuum cleaner refers to the amount of time it takes for the vacuum's battery to recharge fully after it has been depleted during a cleaning cycle.

Roomba 981, at 3h charges for longer than the iRobot Roomba Combo Essential with a difference of 1h. Charge time is an important factor to consider when choosing a robot vacuum, since it determines how long you'll need to wait before the vacuum is ready for its next cleaning cycle. This is the amount of electrical power the vacuum uses while it's actively cleaning your home.

iRobot Roomba Combo Essential has a power consumption of 33W, power is often measured in watts (W) and changes among different robot vacuum models based on several consuption factors. This feature is designed to automatically turn off the vacuum after it has completed an operation or when certain conditions occur. iRobot Roomba Combo Essential has an auto-off feature, which is useful for energy efficiency and battery preservation.

Also, Roomba 981 has this feature, overall, the auto-off feature in a robot vacuum is a valuable addition that in a way promotes energy efficiency, prolongs the vacuum's lifespan, enhances safety, and adds convenience to the cleaning process. True, most modern robot vacuum cleaners have the capability to mop floors in addition to vacuuming. Such robot vacuums are often referred to as robot vacuum and mop models and iRobot Roomba Combo Essential is one of those robot vacuums iRobot Roomba Combo Essential has a dirt sensor, dirt sensors are designed to detect the concentration of dirt, dust, or debris in the room being cleaned and can be used to adjust the vacuum's cleaning behavior during operation.

iRobot Roomba Combo Essential supports a smartphone app, through which you can control and monitor the vacuum remotely through your smartphone or tablet. Both the Roomba 981 and iRobot Roomba Combo Essential have mobile application support, mobile apps enhance your experience by providing convenience, and ease update of features and functionalities. This feature in robot vacuum cleaners is designed to reduce the likelihood of the robot vacuum getting stuck while cleaning.

Robot vacuums such as the iRobot Roomba Combo Essential are equipped with various sensors and technologies to move around obstacles and avoid getting trapped, however the effectiveness of this feature varies among different models. Both the Roomba 981 and iRobot Roomba Combo Essential have the "anti-stuck" feature, but clearing clutter, ensuring proper cable management, and creating clear paths for the vacuums can help further eliminate the chances of becoming stuck during cleaning. These virtual barriers are set up and managed through the robot vacuum's mobile app, similar to no-go zones, these barriers are designed to enable you control and restrict where the robot vacuum can and cannot go during cleaning.

Voice prompts are audible messages that the vacuum emits to provide you alerts on the different states of the vacuum. iRobot Roomba Combo Essential has this feature Roomba 981 also supports voice prompts, this feature is useful for you who prefer audible notifications or users who have visual impairments. Auto-docking is a feature in robot vacuum cleaners that indicates the vacuum's ability to autonomously return to its docking station when certain conditions are met such as getting work done, battery running low, or any malfunction.

Both Roomba 981 and iRobot Roomba Combo Essential support this feature, considered a convenient feature because it ensures that the robot vacuum maintains its charge and readiness for cleaning without requiring manual intervention. Modern robot vacuum cleaners such as iRobot Roomba Combo Essential come equipped with an "anti-fall" feature. This feature is designed to prevent the robot vacuum from falling off stairs, ledges, or other elevated surfaces, hence its safety while cleaning.

This safety feature that is also available on the Roomba 981 is key in mitigating accidents and protecting the robot vacuum from damage. It gives you peace of mind knowing that the vacuum will not fall off a ledge during its cleaning cycle. iRobot Roomba Combo Essential has this convenient feature, which enables you to set certain days or times of day for the robot vacuum to automatically start working.

The scheduling feature in robot vacuums is specifically useful in keeping a consistently clean home with little or no manual intervention. Roomba 981 too allows scheduling. iRobot Roomba Combo Essential supports Wi-Fi, Wi-Fi-enabled robot vacuums offer several advantages and features, such as remote control, mobile app integration, voice assistant compatibility, and remote monitoring.

Also, Roomba 981 supports Wi-Fi, Wi-Fi connectivity enhances the convenience and flexibility of robot vacuum usage, allowing for more efficient and customized cleaning routines.

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