Home Care

Best Robot Vacuums of 2021 – Buyer’s Guide

Those days are gone when you have to take care of every corner in your home with an ordinary vacuum cleaner to maintain a clean environment in your home.

Especially the hard-to-reach places where an ordinary vacuum didn’t give you a clean sweep. 

As technology changes are happening in other fields, there have also been many changes in the field of vacuums.

Because cleanliness is something that almost every home needs.

Robot vacuums are the updated devices in the era of the vacuum.

These Robot Vacuums are designed to automate your cleaning tasks, and after putting these vacuums on the auto mode you don’t even need to lift a finger for cleaning (Except for a few times because this technology is not 100% successful).

Hundreds of recommendations are on the internet related to the best robot vacuums, but there are tons of fundamentals behind our research to select some top-level Robot Vacuums for a recommendation.

Let’s have a look at our priority list of 5 best Robot Vacuums and choose a valuable vacuum according to your needs and budget.

5 Best Robot Vacuums – Update Picks (2021)

  1. eufy BoostIQ 11S – Best for the Money
  2. iRobot Roomba 675 – Best for Pet hair
  3. Coredy R300 Robot Vacuum – Best for tile floors
  4. Roborock S4 – Best for carpet
  5. Yeedi K700 – Best for hardwood floor

Here are detailed specifications of each products.

1. eufy BoostIQ 11S – Best for the Money:

All the robot vacuums we’ve reviewed in this guide are very useful for a specific and tangible task, but there are very few vacuums that are valued for money, and eufy 11S is one of them because you can buy it at very low price in very good condition.

And this is not only the best robot vacuum according to our research but has also been recommended by many big companies like CNET and Digital Trends.

It requires zero attention from charging to work.

Best Robot Vacuums of 2021 - Buyer’s Guide 1

Its 1300 PA suction power does not generate much noise and provides a very clean look to your home even if you are sleeping.

It’s ultra-thin design will help you clean the bottom of the furniture and hard to reach places, on the other hand, its Boost IQ technology will help you to clean the carpet very effectively.

Eufy 11s is also recommended for large houses as it can clean up to 100 minutes on a single charge which is a lot for a big house and its large dust box size (0.6L) helps you to collect a large amount of dirt to reduce the frequency of emptying.


  • Ultra-thin for under furniture.
  • Boost IQ technology for carpet cleaning.
  • Easy to set up for automatic cleaning.
  • Less expensive than many others.
  • You can sleep while it is cleaning (standard suction level).


  • Not controlled with mobile or Alexa.
  • Sometimes it gets stuck on higher thresholds.
  • It can’t find its dock every time

2. iRobot Roomba 675 – Best For Pet Hair:

If you have pets in your house, then you will definitely need a vacuum to take care of the mess in your home, because their hair and furs keep falling over time and spread around throughout your house.

But cleaning with a normal vacuum is too old now. It takes so much time and not everyone has the time to take care of that cleanliness.

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So we have selected a robotic vacuum from Roomba.

This vacuum is pretty much great to help you automate your cleaning tasks.

You can connect this vacuum with Alexa for your voice control feature.

It will automatically dock and recharge itself after 90 minutes of runtime.

There is a 3 stage cleaning system within it that comes with multi-surface brushes, which helps you in cleaning dust particles from the carpet, hardwood floors, and many other surfaces.

It also includes built-in dirt detection sensors that are very helpful to indicate the dust area in your home and a cliff detect sensor helps your vacuum to detect the stairs so it won’t get down from it.

Roomba also has a very useful app in which you can set the cleaning tasks according to your schedule.

That’s pretty much all.


  • Easy to set up with WiFi.
  • Less noisy then model no. 655.
  • Best for pet hairs.
  • Works with Alexa.
  • Multiple sensors.


  • Not recommended for deep cleansing.
  • Little loud on the tiles (not on carpet).
  • Storage capacity is not much.

3. Coredy Robot Vacuum – Best for tile floors:

Where robot vacuums are very effective for cleaning carpets and hard floors, they are also very useful for tile floor cleaning since tile floors are very common nowadays, so we thought of reviewing such a vacuum that is used to get a clean tile floor without any effort.

Coredy robot vacuum is our top selection for tile floor cleaning because of several automatic features and engineered slim design.

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You can automate its cleaning time, suction power, and many other things with its simple remote.

It adapts its height according to the surface, which gives you a spotless cleaning in your whole house.

This vacuum also comes with a wet mopping feature that will give your floor a clean and new look and clean up odor particles.

Its upgraded protection technology and its protection sensors help to avoid the obstacles and protect it from falling down to the stairs.

It’s 2.7-inch super-thin design allows you to clean hard to reach places where you may face a lot of trouble while cleaning up with an ordinary vacuum.


  • Not so much expensive.
  • Automatic Self Charging.
  • Relaxed schedule cleaning.
  • Not too noisy.


  • Stuck under the edges of furniture.
  • Doesn’t operate well on the carpet (check cordless vacuum for it).

4. Roborock S4 – Best For Carpet:

Carpet is one of those few items that are used to enhance the beauty of your home.

But as i mentioned earlier in this guide, using an ordinary vacuum cleaner will not only waste your precious time but also take a lot of your energy.

Conversely, if you acquire a robot vacuum, your cleaning will be much easier.

Roborock S4 is our today’s selection for maintaining the cleanliness of your carpet.

Best Robot Vacuums of 2021 - Buyer’s Guide 4

There are two reasons for choosing this robot vacuum for carpet cleaning, one of its 2000pa suction power that helps you in deep cleansing and the other is its 5200mAh lithium-ion battery that gives you a decent battery backup of 150 minutes.

High precision laser navigation system scan rooms at 300RPM And creates a map of your home with its mapping ability.

Then you will be able to set this vacuum by accessing its saved map from its own app.

Also, its transparent silk design will increase your home beautiful while it’s cleaning work.


  • The dustbin is easy to remove and dump.
  • Filters can be washed.
  • Surprisingly quiet.
  • Excellent laser mapping functionality.
  • Decent battery backup.


  • No speed control for the spinning brush.
  • Not recommended for high pile carpets.
  • The app is not perfect.
  • Dustbin fills up very quickly.

5. Yeedi K700 – Best For Hardwood Floor:

How can we forget the Yeedi when it comes to the hardwood floors.

This model (K700) is specially designed for hardwood floors.

It has a mapping ability like Roborock S4 to avoid the missing area in real-time with its sensors that is more effective than random cleaning.

Brushless motors with the combination of 2000pa suction power give you a clean sweep experience on hard floors no matter if there is any pet food, pet hair or food fragments lie down to clean up in your home.

Best Robot Vacuums of 2021 - Buyer’s Guide 5

Three layers of air filtration work very effectively to block 99% allergens and tiny particles.

It doesn’t come with an app to control, but its remote control is so simple that even a child can control it easily.

By the way, it comes with a very good battery which gives you a decent backup of 110 minutes on vacuuming and 250 minutes of mopping time.

It can recognize the battery level and recharge itself when the battery gets low, so you don’t need to find the vacuum for recharging.


  • High suction power for hard floors.
  • Self-charging ability.
  • Combo robot vacuum/mopper.
  • Silent and efficient.


  • Not very smart (but works fine with remote).
  • Remote works only near 7-8 feet robot.
  • No phone app or connectivity with Alexa.