Home Robot Vacuum Cleaners Irobot Roomba 671 Vs. Irobot Roomba 981

Irobot Roomba 671 Vs. Irobot Roomba 981 Review

7 minute read   Last updated on Mar 5, 2024
iRobot Roomba 981

iRobot Roomba 981

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Key features of the iRobot Roomba 981

Overall Score 5.9

  • Battery Power of 3000 mAh
VS
iRobot Roomba 671

iRobot Roomba 671

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Key features of the iRobot Roomba 671

Overall Score 5.4

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

A summary by feature comparison

Category Features iRobot Roomba 981 iRobot Roomba 671
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 4only
warranty period 1year 1year
DESIGN FEATURES dustbin capacity 0.5L 0.4L
automatically adjusts its height
indicates when full
weight 4kg 2.3kg
width 351mm 340mm
height 92mm 90mm
CLEANING PERFORMANCE AND POWER FEATURES battery power 3,000mAh 1,800mAh
operating time 2h 1.5h
charge time 3h 2h
operating power consumption 33W
has auto-off
can mop floor
has dirt sensor
OTHER FEATURES support a mobile application
doesn't get stuck
has route mapping
has voice prompts
supports auto docking
has anti-fall sensor
can be scheduled
supports wi-fi
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Let's look at each feature category in detail

Commonly Asked For Features

Can Clean All Floor Types

iRobot Roomba 671 can clean all floor types, this comes in handy, as different rooms inside a home may have different types of flooring i.e. carpets. If a robot vacuum is advertised as being able to clean all types of floors, this means that the vacuum is designed and equipped to clean several flooring materials without any limitations.

Has Mapping And Navigation

The vacuum's ability to generate a digital map of its cleaning space is one of the commonly asked-for features. This map allows the robot to keep a record of the layout of the space. Mapping and navigation can be used for several purposes, for example the iRobot Roomba 981 having the mapping feature can provide efficient cleaning in the mapped-out areas without accessing those that are not.

Has An Obstacle Sensor

iRobot Roomba 981 has an obstacle sensor, this serves the purpose of detecting and identifying objects in the robot's path, allowing it to navigate around them and avoid collisions.

Works With Alexa

Most modern robot vacuum cleaners such as the iRobot Roomba 981 are built to work with Amazon Alexa, which implies that they can be added to the Amazon Echo ecosystem and controlled using voice commands.

Compatible With Google Assistant

iRobot Roomba 981 is compatible with Google Assistant, enabling you to control it using voice commands through Google Home devices or the Google Assistant app found on smartphones and tablets.

Number Of Cleaning Modes

The iRobot Roomba 981 has 4 cleaning modes, the number of cleaning modes supported by robot vacuums can vary widely depending on the design of the robot vacuum.

Warranty Period

The iRobot Roomba 671 has a period of 1 year, warranty periods for robot vacuums typically range from 1 year to 2 years, however some higher-end brands may offer longer warranty periods.

The iRobot Roomba 981, at 1 year has the same warranty period as that of iRobot Roomba 671. When thinking of buying a robot vacuum cleaner, it's essential to read and understand the warranty terms and conditions, alongside any limitations or exclusions that may apply.

iRobot Roomba 981
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Design Features

Dustbin Capacity

iRobot Roomba 671's dustbin capacity is at 0.4L, dustbin capacity determines how much dust, debris, and pet hair the vacuum holds before it needs to be emptied.

iRobot Roomba 981, at 0.5L has more capacity than the iRobot Roomba 671 by 0.1L The dustbin capacity varies widely among robot vacuum models, and the capcity you choose should be based on your cleaning needs and the size of the area you want to clean.

Automatically Adjusts Its Height

Different floor types require a robot vacuum to be at a given ground clearance so as to optimize performance. The iRobot Roomba 671 can adjust its height to match this demand, for example, it may raise itself slightly when moving to a carpet to enable effective suction, and then lower itself on hard floors to ensure the brushes make good contact.

Indicates When Full

Many robot vacuum cleaners are equipped with sensors and indicators to notify users when the dustbin is full and needs to be emptied. iRobot Roomba 981 supports this feature, which prevents the robot vacuum from getting clogged which means performance will be maintained as soon as the bin is emptied.

Weight

The iRobot Roomba 671 weighs 2.3kg, robot vacuums are generally designed to be lightweight and compact for easy maneuverability and carrying around.

iRobot Roomba 981, at 4kg weighs more than the iRobot Roomba 671 by 1.7kg. It's advisable to consider the weight of the vacuum when choosing a model, and that's if you plan to carry it up and down stairs

Width

iRobot Roomba 671 has a width of 340mm, often referred to as its cleaning path width, is the width of the area that the robot vacuum can properly clean in a single pass. The width of a robot vacuum is key as it can affect its efficiency and the duration it takes to clean a room

The iRobot Roomba 981, at 351mm measures more in width than the iRobot Roomba 671 by 11mm. A wider cleaning path can cover more ground in a single pass, shortening the time it takes to clean a room.

Height

iRobot Roomba 671's height measures 90mm, here you are considering the measure from the bottom of the robot vacuum to its highest point. Height is a key consideration, especially if you have furniture with limited clearance in your home.

iRobot Roomba 981, at 92mm measures more in height than the iRobot Roomba 671 with a difference of 2mm. When choosing a robot vacuum, ensure that the robot vacuum can go under the furniture and navigate effectively in your living space without getting stuck or causing damage.

Cleaning Performance And Power Features

Battery Power

The battery power of a robot vacuum cleaner is a crucial factor that determines how long the vacuum can run on a single charge. Battery capacity is measured in milliampere-hours (mAh), iRobot Roomba 671's battery power is 1,800mAh

The iRobot Roomba 981, at mAh3,000 has more battery power than the iRobot Roomba 671 with a difference of A bigger capacity implies longer battery life which can be of advantage if you have a large room or if you prefer the robot vacuum to complete cleaning cycles without frequent interruptions to recharge.

Operating Time

The operating time of the iRobot Roomba 671 refers to the time the vacuum can clean continuously on a single charge before it needs to return to its charging dock for recharging. iRobot Roomba 671's operating time is 1.5h

iRobot Roomba 981, at 2h lasts more than the iRobot Roomba 671 with a difference of 0.5h Always plan cleaning cycles around the vacuum's operating time to maximize efficiency and prevent "incomplete work" between charge intervals.

Charge Time

iRobot Roomba 671 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.

iRobot Roomba 981, at 3h charges for longer than the iRobot Roomba 671 with a difference of 1h. Charge time is an important factor to consider when choosing a robot vacuum, as it determines how long you'll need to wait before the vacuum begins its next cleaning cycle.

Operating Power Consumption

The operating power consumption of a robot vacuum cleaner refers to the amount of electrical power the vacuum uses while it's actively cleaning your home. iRobot Roomba 671 has a power consumption of 33W, power is typically measured in watts (W) and can vary among different robot vacuum models based on several consuption factors.

Has Auto-Off

This feature is designed to automatically turn off the vacuum after it has completed a cleaning cycle or when certain conditions occur. iRobot Roomba 671 has an auto-off feature, which is useful for energy efficiency and battery preservation.

Also, iRobot Roomba 981 supports this feature, overall, the auto-off feature in a robot vacuum is a key addition that in a way promotes energy efficiency, prolongs the vacuum's lifespan, enhances safety, and adds convenience to the cleaning operations.

Can Mop Floor

True, many modern robot vacuum cleaners can mop floors in addition to vacuuming. These robot vacuums are often referred to as robot vacuum and mop models and iRobot Roomba 671 is one of those robot vacuums

Has Dirt Sensor

iRobot Roomba 671 has a dirt sensor, dirt sensors are designed to detect the availability of dirt, dust, or debris in the area being cleaned and can be used to adjust the vacuum's cleaning behavior during operation.

iRobot Roomba 981
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Other Features

Support A Mobile Application

iRobot Roomba 671 supports a smartphone app, through which you can control and monitor the vacuum remotely through your smartphone or tablet.

Both the iRobot Roomba 981 and iRobot Roomba 671 have mobile application support, mobile apps enhance your experience by providing convenience, and ease update of features and functionalities.

Doesn't Get Stuck

This feature in robot vacuum cleaners is designed to eliminate the likelihood of the robot vacuum getting trapped during cleaning. Robot vacuums such as the iRobot Roomba 981 are equipped with various sensors and technologies to navigate around obstacles and avoid getting trapped, but the effectiveness of this feature varies among different models.

Has Route Mapping

iRobot Roomba 671 has a route mapping feature which enables it to create a map of your home and plan efficient cleaning routes. This mapping capability enhances the vacuum's ability to clean effectively and systematically.

Route mapping is an important feature as it makes it possible for robot vacuums such as the iRobot Roomba 981 to adapt to the layout of your space to work more efficiently and minimize the possibility of missing certain spots.

Has Voice Prompts

Voice prompts refer to audible messages that the vacuum states to give you information on the different states of the vacuum. iRobot Roomba 671 supports this feature

The iRobot Roomba 981 also supports voice prompts, this feature is useful for you who like audible notifications or users who have visual impairments.

Supports Auto Docking

Auto-docking is a feature in robot vacuum cleaners that refers to the vacuum's ability to autonomously return to its docking station when predetermined conditions are met such as getting work done, battery running low, or any malfunction.

Both iRobot Roomba 981 and iRobot Roomba 671 support this feature, considered a convenient feature because it makes sure that the robot vacuum maintains its charge and readiness for cleaning without requiring manual intervention.

Has Anti-Fall Sensor

Modern robot vacuum cleaners such as iRobot Roomba 671 come having an "anti-fall" feature. This feature is intended to prevent the robot vacuum from falling off stairs, ledges, or other elevated surfaces, thus its safety while cleaning.

This safety feature that is also available on the iRobot Roomba 981 is key in mitigating accidents and protecting the robot vacuum from damage. It gives you peace of mind by ensuring that the vacuum will not fall off a ledge during its cleaning cycle.

Can Be Scheduled

iRobot Roomba 671 has this convenient feature, which allows 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. iRobot Roomba 981 too can be scheduled.

Supports Wi-Fi

iRobot Roomba 671 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, iRobot Roomba 981 supports Wi-Fi, Wi-Fi connectivity enhances the convenience and flexibility of robot vacuum use, allowing for more efficient and customized cleaning routines.

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