Best iRobot Roomba i4 (4150) Wi-Fi Connected Robot Vacuum Cleaner and Mop (2022 review)

The emergence of robot vacuum cleaners is a great technological move that has made cleaning stress-free. All the robot vacuum cleaner owner needs to do is sit back and wait for the highly advanced machine to carry almost all the house cleaning chores for you. With the right robot vacuum cleaner, floors and other surfaces like coaches are perfectly kept dust, hair, debris, and allergen-free.

What is IRobot Roomba i4 (4150) Wi-Fi Connected Robot Vacuum

If at all you dream of a versatile robot vacuum, the iRobot Roomba i4 robot vacuum is the right model for you. This robot vacuum has the capability to automatically adjust its height and suction power. This will depend on the type of surface it is engaged with. The machine can perfectly clean pet hairs and larger debris like sand on high-pile carpets, where it easily maneuvers between bare and carpet floors.

You will adore the Dual Virtual Barrier Device that this vacuum cleaner comes with, which allows you to mark the areas you do not wish your robot to go. This is possible as you can simply set up a boundary. The robot vacuum displays an excellent build quality that comes along with an allergen-trapping HEPA filter that you will surely admire.

Comparison table of different iRobot Roomba robot vacuum models




IRobot Roomba i4 (4150) Wi-Fi Connected

iRobot Roomba s9 Robot Vacuum

iRobot Roomba i3+ EVO Vacuum

iRobot Roomba i7+ Vacuum

iRobot Robot Roomba j7+ (7550) Robot Vacuum

iRobot Roomba 960 Robot Vacuum- Wi-Fi Connected

Item Dimensions(inches)

13.34 x 13.34 x 3.63

11.5 x 14.9 x 19.02

16.54 x 13.39 x 19.09

16.54 x 13.39 x 19.09

13.4 x 13.3 x 3.4

13.8 x 13.8 x 3.6

Item weight (pounds)










Black & Grey




Battery life(minutes)







Control method







Noise level (decibels)

64.7 – 65.3

65 - 68

59.5 – 63.8

65 - 68

59.5 – 63.8



iRobot Roomba s9 Robot Vacuum Review

This is one of the most technologically sophisticated robot vacuum cleaners that you will not afford to miss out on. Thanks to the capability of this robot to be controlled via the iHOME App or voice control through the Google Assistant or Amazon Alexa app. You will enjoy the super quiet performance of this vacuum cleaner that is as low as 65 decibels.

Your iRobot Roomba s9 provides a powerful suction of up to 2 500pa and makes it the best vacuum cleaner for cleaning carpets. There is a high level of allergen elimination as the machine employs the HEPA filter that keeps you away from pollutant micro-particles.


  • It features improved cleaning modes
  • It offers powerful suction
  • It has a long battery run-time


  • It is expensive

iRobot Roomba i3+ EVO Vacuum Review

Every iRobot Roomba i3+ Evo Vacuum cleaner owner is a happy home cleaner as the machine comes with exquisite features. The robot vacuum delivers the self-emptying function that allows automatic emptying of debris from the internal dustbin to the external dust compartment that is usually attached to the charging dock.

This well-built vacuum cleaner works perfectly on bare floors as it easily clears both bulky debris and small size dirt particles, and you will love its performance even on other floor surfaces. The machine comes with easy-to-access brush rolls that allow you to lift the brush cover positioned on the bottom of the vacuum and pull them out. After cleaning for a long time, all entangled hairs can be removed by hand.


  • The machine easily sucks up rice and cereal
  • The robot offers the self-emptying feature
  • It has an excellent build quality


  • It does not clean pet hair perfectly

iRobot Roomba i7+ Vacuum Review

The robot vacuum cleaner is highly compatible with the companion app, which lets you access various exciting features like setting up virtual boundaries and cleaning schedules. When this vacuum cleaner approaches a different floor type, it automatically adjusts its head and can also focus on cleaning dirty areas.

The iRobot Roomba i7 + Vacuum cleaner features a great build quality that is made of hard plastic as the wheels are made of rubber. This gives your machine excellent durability. Thanks to the impressive storage capabilities of this machine since it contains a rack station that as well acts as an external dirt bag. The vacuum cleaner can mount itself to the station and automatically empty its dirt compartment.


  • It can easily pick up pet hair
  • It can automatically empty itself in the charging dock


  • It requires a lot of maintenance measures

iRobot Robot Roomba j7+ (7550) Robot Vacuum Review

If you are searching for a decent machine for cleaning high-pile carpets, the iRobot Robot Roomba j7+ (7550) Robot Vacuum can suck up pet hair and larger debris without any struggle. The robot vacuum comes with a surface detection feature that allows your machine to adapt to various floor surfaces and offer the required cleaning efforts.

Thanks to the amazing build quality, that is made of high-grade plastic that comes along with a gloss-finish outer top cover and casing. On the front side of the vacuum cleaner, a powerful camera is installed that works handily with the LED light to assist the machine in seeing any obstructions and hazards on the vacuum cleaner’s path.


  • The machine offers superb battery performance
  • It features an excellent build quality
  • It comes with advanced automation capabilities


  • It sometimes struggles climbing high-pile carpets
  • It has high recurring costs

iRobot Roomba 960 Robot Vacuum- Wi-Fi Connected Vacuum Review

This is the most popular robot vacuum cleaner that offers you a large dustbin capacity of 0.82 liters along with a powerful suction that is improved for outstanding performance for any floor type. The machine adopts the patented iAdapt 2.0 Navigation with vSLAM technology. It enables your robot vacuum to map its surroundings for it to clean the entire house without needing your help.

You will meet the dual multi-surface rubber brushes designed to instantly adjust and flex to maintain constant contact with the floors. Thanks to the presence of the HEPA filter, that is able to capture up to 99% of allergens, dust, pollen, and other microscopic particles. The machine is highly compatible with the newly updated Home App that makes the vacuum cleaner easy to control.


  • It has a powerful suction
  • It has a long battery life
  • It is easy to control via the Home app


  • It is costly

Video of IRobot Roomba i4 (4150) Wi-Fi Connected Robot Vacuum Cleaner Review

Frequently Asked Questions

This article picks the most common and essential questions that customers tend to worry about. Here are the concerns of the robot vacuum cleaner users.

Does IRobot Roomba i4 (4150) Wi-Fi Connected Robot Vacuum empty itself?

Once the robot vacuum is full, the advanced self-emptying technology incorporated in this vacuum cleaner ensures that the dirt internal dust bin transfers its contents into the external compartment for easier debris and another sort of dirt to be eliminated.

Does IRobot Roomba i4 (4150) Wi-Fi Connected Robot Vacuum do with pet hair?

This high-end robot vacuum cleaner plays a fantastic role in perfectly dealing with pet hair on both low and high-pile carpets and bare floors. This is possible as it comes with powerful suction power and a large dust bin capacity provided.

Is it worth getting the self-emptying IRobot Roomba i4 (4150) Wi-Fi Connected Robot Vacuum?

Everyone will always be a happy vacuum cleaner owner since your robot vacuum will do almost everything, from cleaning up to emptying itself, without giving you any stress. 

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