Home Robot Vacuum Cleaners Irobot Roomba S9+ Vs. Irobot Roomba I3

Irobot Roomba S9+ Vs. Irobot Roomba I3 Review

7 minute read   Last updated on Mar 5, 2024
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
VS
iRobot Roomba s9+

iRobot Roomba s9+

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Key features of the iRobot Roomba s9+

Overall Score 4.9

  • Can Clean All Floor Types
  • Battery Power of 3300 mAh
  • Is Self-Emptying

A summary by feature comparison

Category Features iRobot Roomba i3 iRobot Roomba s9+
COMMONLY ASKED FOR FEATURES can clean all floor types
has mapping and navigation
has an obstacle sensor
works with alexa
compatible with google assistant
warranty period 1year
DESIGN FEATURES dustbin capacity 0.4L 0.4L
automatically adjusts its height
indicates when full
weight 4.3kg 3.7kg
width 337mm 311mm
height 92mm 89mm
CLEANING PERFORMANCE AND POWER FEATURES battery power 1,800mAh 3,300mAh
operating time 1.25h 1h
charge time 5h
has auto-off
has dirt sensor
OTHER FEATURES is self-emptying
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 s9+ can clean all floor types, this feature comes in handy, since different rooms within your home may have various types of flooring i.e. carpets. When a robot vacuum cleaner is stated able to clean all floor types, it means that the vacuum is designed and equipped to effectively clean most flooring materials without any limitations.

Has Mapping And Navigation

A vacuum's ability to create a map of its cleaning space is one of the commonly asked-for features. The map it creates allows the robot to "understand" the layout of the space. Mapping and navigation can be used for several purposes, e.g. the iRobot Roomba s9+ having the mapping feature can provide efficient cleaning in the mapped-out areas keeping out of those that are not.

iRobot Roomba i3 also has the mapping and navigation feature, navigation involves how the robot vacuum moves around the cleaning area. Mapping and navigation often go hand in hand to help the vacuum move to the mapped-out spaces to be cleaned leaving out those that aren't.

Has An Obstacle Sensor

iRobot Roomba s9+ 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 comprehensive understanding of its environment, making it possible to navigate around furniture, walls, and other objects when cleaning a room thus preventing damage to both the robot and its obstacles.

Works With Alexa

Many modern robot vacuum cleaners such as the iRobot Roomba i3 are designed to work with Amazon Alexa, which means that they can be added to the Amazon Echo ecosystem and programmed using voice commands.

Compatible With Google Assistant

The iRobot Roomba i3 is compatible with Google Assistant, enabling you to control it using voice commands through Google Home devices or the Google Assistant app installed on smartphones and tablets.

Warranty Period

The iRobot Roomba i3 has a period of 1 year, this typically range from 1 - 2 years, but some higher-end models may give longer warranties.

iRobot Roomba i3
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Design Features

Dustbin Capacity

iRobot Roomba s9+'s dustbin capacity is at 0.4L, dustbin capacity determines how much dust, dirt, and pet hair the vacuum holds before it requires to be emptied.

The iRobot Roomba i3, at 0.4L has the same dustbin capacity as the iRobot Roomba s9+ The dustbin capacity can vary widely among 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.

Automatically Adjusts Its Height

Different floor types require a robot vacuum to be at a given ground clearance so as to optimize performance. iRobot Roomba s9+ can adjust its height to match this requirement, for example, it may raise itself slightly when transitioning to a carpet to allow for effective suction, and then lower itself on hard floors to make sure the brushes make good contact.

Indicates When Full

Most robot vacuum cleaners are equipped with sensors and indicators to notify users when the dustbin is full and needs to be emptied. iRobot Roomba i3 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

iRobot Roomba s9+ weighs 3.7kg, robot vacuums are generally designed to be lightweight and compact for easy maneuverability and carrying around.

iRobot Roomba i3, at 4.3kg weighs more than the iRobot Roomba s9+ with a difference of 0.6kg. It's advisable to take in consideration the weight of the robot vacuum when selecting a model, especially if you plan to carry it up and down stairs

Width

iRobot Roomba s9+ has a width of 311mm, aslo known 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 time it takes to clean a room

iRobot Roomba i3, at 337mm measures more in width than the iRobot Roomba s9+ with a difference of 26mm. A wider cleaning path can cover more ground in a single pass, reducing the time it takes to clean a room.

Height

iRobot Roomba s9+'s height measures 89mm, here you are considering the measurement from the bottom of the robot vacuum to its highest point. Height is an important consideration, especially if you have obstacles with limited clearance in your home.

iRobot Roomba i3, at 92mm measures more in height than the iRobot Roomba s9+ with a difference of 3mm. When selecting 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.

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 operate on a single charge. It is typically measured in milliampere-hours (mAh), iRobot Roomba s9+'s battery power is 3,300mAh

iRobot Roomba i3, at mAh1,800 has less battery power than the iRobot Roomba s9+ with a difference of only A bigger capacity implies longer battery life which can be of advantage if you have a large home or if you would like the robot vacuum to complete cleaning cycles without frequent interruptions to recharge.

Operating Time

The operating time of the iRobot Roomba s9+ refers to the time the vacuum can clean continuously on a single battery charge before it needs to be recharged. iRobot Roomba s9+'s operating time is 1h

The iRobot Roomba i3, at 1.25h lasts more than the iRobot Roomba s9+ by 0.25h Always plan cleaning cycles around the vacuum's operating time to maximize efficiency and prevent "incomplete work" between charge intervals.

Charge Time

iRobot Roomba i3 has a charge time of 5h, 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.

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 s9+ has a dirt sensor, these are designed to detect the availability of dirt, dust, or debris in the area being cleaned and based on their readings adjust the vacuum's cleaning behavior during cleaning cycle.

iRobot Roomba i3
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Other Features

Is Self-Emptying

Self-emptying robot vacuum cleaners like the iRobot Roomba s9+, are modern robot vacuum models that have a convenient feature to empty their dustbins automatically.

Also, iRobot Roomba i3 is self-emptying, it's important to note that self-emptying robot vacuums tend to be on the higher end of the price spectrum due to this advanced feature.

Support A Mobile Application

iRobot Roomba s9+ supports a smartphone app, that allows you to control and monitor the vacuum remotely through your smartphone or tablet.

Both the iRobot Roomba i3 and iRobot Roomba s9+ 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 getting stuck while cleaning. Robot vacuums such as the iRobot Roomba s9+ are equipped with various sensors and technologies to move around obstacles and avoid getting trapped, however the effectiveness of this feature can vary among different models.

Both the iRobot Roomba i3 and iRobot Roomba s9+ have the "anti-stuck" feature, but clearing clutter, ensuring proper cable management, and creating clear paths for the vacuums helps to further reduce the chances of becoming stuck while cleaning.

Supports Virtual Barriers

These virtual barriers are set up and managed via the robot vacuum's mobile app, similar to no-go zones, these barriers are setup to enable you control and restrict where the robot vacuum can and cannot go during cleaning.

Has Route Mapping

iRobot Roomba s9+ has a route mapping feature which enables it to create a map of your home and schedule efficient cleaning routes. This mapping capability improves the vacuum's ability to work effectively and systematically.

Route mapping is an important feature as it enables robot vacuums such as the iRobot Roomba i3 to adapt to the layout of your space to clean more efficiently and reduce the chance of missing certain spots.

Has Voice Prompts

Voice prompts refer to audible messages that the vacuum emits to provide you alerts on the different states of the vacuum. iRobot Roomba s9+ has this feature

The iRobot Roomba i3 also supports voice prompts, this feature is useful for you who prefer audible notifications or users who have visual impairments.

Supports Auto Docking

Auto-docking is a feature that refers to the vacuum's ability to return to its docking station when certain conditions are met such as done with cleaning, battery running low, or any malfunction.

Both iRobot Roomba i3 and iRobot Roomba s9+ support this feature, considered a convenient feature because it ensures that the robot vacuum keeps its charge and readiness for cleaning with little or no manual intervention.

Has Anti-Fall Sensor

Modern robot vacuum cleaners such as iRobot Roomba s9+ 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 iRobot Roomba i3 is key in mitigating accidents and keeping the robot vacuum from damage. It gives you peace of mind by ensuring that the vacuum will not fall down a flight of stairs during its cleaning cycle.

Can Be Scheduled

iRobot Roomba i3 has this convenient feature, which allows you to set specific days or times of day for the robot vacuum to start cleaning your home.

Supports Wi-Fi

iRobot Roomba i3 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.

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