Home Robot Vacuum Cleaners Irobot Roomba 976 Vs. Irobot Roomba I3

Irobot Roomba 976 Vs. Irobot Roomba I3 Review

7 minute read   Last updated on Mar 5, 2024
iRobot Roomba 976

iRobot Roomba 976

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Key features of the iRobot Roomba 976

Overall Score 6.7

  • Can Clean All Floor Types
  • Has Included Washable Filters
  • Battery Power of 2130 mAh
VS
iRobot Roomba i3

iRobot Roomba i3

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Key features of the iRobot Roomba i3

Overall Score 5.9

  • Battery Power of 1800 mAh
  • Is Self-Emptying

A summary by feature comparison

Category Features iRobot Roomba 976 iRobot Roomba i3
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 3only
warranty period 2year 1year
DESIGN FEATURES has included washable filters
dustbin capacity 0.6L 0.4L
indicates when full
weight 4kg 4.3kg
width 350mm 337mm
height 92mm 92mm
CLEANING PERFORMANCE AND POWER FEATURES battery power 2,130mAh 1,800mAh
operating time 1.25h 1.25h
charge time 3h 5h
operating power consumption 33W
has auto-off
has dirt sensor
OTHER FEATURES is self-emptying
has carpet detection
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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Let's look at each feature category in detail

Commonly Asked For Features

Can Clean All Floor Types

iRobot Roomba 976 can clean all floor types, this is essential, since different rooms within your home may have various types of flooring i.e. carpets. When a robot vacuum is advertised as being able to clean all types of floors, it implies that the vacuum is capable to effectively clean flooring materials without any limitations.

Has Mapping And Navigation

A vacuum's ability to create a digital map of its cleaning area is one of the commonly asked-for features. This map allows the robot to "understand" the layout of the desired space. This can be used for different situations, for example the iRobot Roomba i3 having the mapping feature can dedicate efficient cleaning in the mapped-out areas without accessing those that are not.

Has An Obstacle Sensor

iRobot Roomba 976 has an obstacle sensor, such a sensor serves the purpose of detecting and identifying obstacles in the robot's way, allowing it to navigate around them and avoid collisions.

Also, the iRobot Roomba i3 has this sensor, obstacle sensors work together to provide the robot vacuum with a better understanding of its surroundings, enabling it to navigate around furniture, walls, and other objects when cleaning a room thus avoiding damage to both the robot and its obstacles.

Works With Alexa

Most modern robot vacuum cleaners such as the iRobot Roomba 976 are built to work with Amazon Alexa, which implies that they can be added to the Amazon Echo ecosystem and controlled using voice commands.

The iRobot Roomba i3 can also work with Amazon Alexa, keep in mind that you will need an Alexa-enabled device such as an Echo speaker for voice control to work with your robot vacuum.

Compatible With Google Assistant

The iRobot Roomba 976 is compatible with Google Assistant, allowing you to control it using voice commands through Google Home devices or the Google Assistant app installed on smartphones and tablets.

The iRobot Roomba i3 is compatible with Google Assistant, it's advised to verify the level of compatibility with Google Assistant before buying a robot vacuum.

Number Of Cleaning Modes

The iRobot Roomba 976 has 3 cleaning modes, the cleaning modes offered by robot vacuum cleaners varies depending on the make and model of the robot vacuum.

Warranty Period

The iRobot Roomba 976 has a period of 2 year, this typically range from 1 - 2 years, however some higher-end brands may offer longer warranty periods.

The iRobot Roomba i3, at 1 year has a shorter warranty period than the iRobot Roomba 976 with a difference of 1 year. When considering 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 976
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Design Features

Has Included Washable Filters

The iRobot Roomba 976 has washable filters, these are designed to capture dust, dirt, and fine particles during the cleaning process and can be easily removed and washed to maintain the vacuum's performance.

Dustbin Capacity

The iRobot Roomba 976's dustbin capacity is at 0.6L, dustbin capacity determines how much dust, dirt, and pet hair the vacuum can hold before it requires to be emptied.

iRobot Roomba i3, at 0.4L carries less dirt than the iRobot Roomba 976 by only 0.2L The dustbin capacity can vary widely among robot vacuum models, and the capcity you choose should depend on your cleaning needs and the size of the area you want to clean.

Indicates When Full

Many robot vacuum cleaners are equipped with sensors and indicators to alert users when the dustbin is full and needs to be emptied. iRobot Roomba 976 supports this feature, which prevents the robot vacuum from getting clogged which means performance will be maintained as soon as the bin is emptied.

iRobot Roomba i3 also can indicate when its dustbin is full, for a robot vacuum to alert that it's full can improve the convenience of owning one since it reduces the need for constant monitoring.

Weight

The iRobot Roomba 976 weighs 4kg, robot vacuums are generally designed to be lightweight and compact to easily get around and portability.

The iRobot Roomba i3, at 4.3kg weighs more than the iRobot Roomba 976 by 0.3kg. It's advisable to consider the weight of the vacuum when getting a model, especially if you plan to carry it up and down stairs

Width

iRobot Roomba 976 has a width of 350mm, aslo known as its cleaning path width, is the width of the area that it can properly 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 room

iRobot Roomba i3, at 337mm measures less in width than the iRobot Roomba 976 with a difference of 13mm. A wider cleaning path can cover more ground in a single pass, shortening the time it takes to clean a room.

Height

iRobot Roomba 976's height measures 92mm, here you are considering the measure from the bottom of the robot vacuum to its highest point. Height is an important consideration, especially if you have furniture with low clearance in your home.

iRobot Roomba i3, at 92mm has the same height as that of iRobot Roomba 976. When selecting a robot vacuum, make sure 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. It is typically measured in milliampere-hours (mAh), iRobot Roomba 976's battery power is 2,130mAh

The iRobot Roomba i3, at mAh1,800 has less battery power than the iRobot Roomba 976 by only A bigger capacity usually means longer battery life which can be of advantage if you have a large space or if you would like the robot vacuum to complete cleaning cycles without frequent interruptions to recharge.

Operating Time

The operating time of a robot vacuum cleaner refers to the amount of time the vacuum can clean continuously on a single battery charge before it needs to return to its charging dock for recharging. iRobot Roomba 976's operating time is 1.25h

The iRobot Roomba i3, at 1.25h has the same operating time as the iRobot Roomba 976 Always plan cleaning cycles around the vacuum's operating time to maximize efficiency and prevent "incomplete work" between charge intervals.

Charge Time

iRobot Roomba 976 has a charge time of 3h, 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.

The iRobot Roomba i3, at 5h charges for longer than the iRobot Roomba 976 with a difference of 2h. 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 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 976 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.

Has Auto-Off

This feature is designed to automatically turn off the vacuum after it has completed an operation or when certain conditions occur. iRobot Roomba i3 has an auto-off feature, which is useful for energy efficiency and battery preservation.

Has Dirt Sensor

iRobot Roomba 976 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 976
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Other Features

Is Self-Emptying

Self-emptying robot vacuum cleaners like the iRobot Roomba i3, are modern robot vacuum models that have a convenient feature to empty their dustbins automatically.

Has Carpet Detection

iRobot Roomba 976 has carpet detection, which allows the vacuum to identify and adjust to all kinds of floor surfaces, specifically recognizing when it transitions from hard floors like tile to carpeted areas.

Support A Mobile Application

iRobot Roomba 976 supports a smartphone app, through which you can control and monitor the vacuum without getting to it physically but through your smartphone or tablet.

Both the iRobot Roomba i3 and iRobot Roomba 976 have mobile application support, mobile apps enhance the user 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 becoming trapped while cleaning. Robot vacuums such as the iRobot Roomba 976 are equipped with various sensors and technologies to navigate around obstacles and avoid getting stuck, however the effectiveness of this feature varies among different models.

Both the iRobot Roomba i3 and iRobot Roomba 976 have the "anti-stuck" feature, however clearing clutter, ensuring proper cable management, and creating clear paths for the vacuums can help further eliminate the chances of getting stuck while cleaning.

Supports Virtual Barriers

Virtual barriers are set up and controlled via 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 while cleaning.

Has Route Mapping

iRobot Roomba 976 has a route mapping feature which enables it to create a map of your space and schedule efficient cleaning routes. This mapping capability improves 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 i3 to adapt to the layout of your home to clean more efficiently and minimize the possibility of missing certain spots.

Has Voice Prompts

Voice prompts are audible messages that the vacuum emits to provide you alerts on the different states of the vacuum. iRobot Roomba i3 has this feature

Supports Auto Docking

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

Both iRobot Roomba i3 and iRobot Roomba 976 support this feature, considered a convenient feature because it makes sure that the robot vacuum keeps its charge and readiness for cleaning without requiring manual intervention.

Has Anti-Fall Sensor

Most robot vacuum cleaners such as iRobot Roomba 976 come equipped with an "cliff detection" 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 i3 is essential in preventing 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.

Can Be Scheduled

iRobot Roomba 976 has this convenient feature, which allows you to set specific days or times of day for the robot vacuum to start cleaning your home.

The scheduling feature in robot vacuums is particularly useful in maintaining a consistently clean space without the need for manual intervention. iRobot Roomba i3 too can be scheduled.

Supports Wi-Fi

iRobot Roomba 976 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 i3 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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