IRobot Roomba 650 Vs 770

IRobot Roomba 650 vs 770 – Which one is the best?

IROBOT Roomba 650 Vs 770

Roomba 650 Vs 770 which is the best for you? We’ll disclose the best product based on our well-researched reviews and personal experiences. Investing in the best vacuum cleaner in your right, and we’ll help you to reach the best product in the market up to the date. 

Roomba 650 and 770 both are the best quality machines manufactured by the leading and well-known brand in robotic floor cleaners. Don’t get worried about the quality of Roomba 650 or 770. But, there are a few noticeable differences when we compare Roomba 650 and 770. 

The difference between iRobot Roomba 650 and 770 will make it easy for you to select the best product that is fit to go home with you. 

IRobot Roomba 650 Vs 770

Our Top picks - IROBOT ROOMBA 650 VS 770 ​

IRobot 650 Vacuum Cleaner IRobot 650 Vacuum Cleaner
  • Dock: 3.6 inches
  • Cleaning System: 3 Stage 
  • Weight: 11.5 inches
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Roomba IRobot 770 Vacuum Cleaner Roomba IRobot 770 Vacuum Cleaner
  • Battery: 80 minutes
  • Runtime: 50-60 minutes
  • Weight: 13.2 inches
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Irobot Roomba 650 vs 770 comparison Chart

Roomba 650
Roomba 770

13.4×13.62 inches

13.9×3.4 inches




Battery life

60 minutes

80 minutes


Extra filter, owner’s manual

Extra filter, owner’s manual


61 dB

68 dB


Shows some errors like dirty sensors, battery connections, etc.

Makes a lot of noise


If your decision is depending on our recommendation, then we’ll recommend you to go for the Roomba 770 because of its hi-tech features and more advanced and effective technology.

Navigation Compatibility

Navigation is the moving pattern of the robotic vacuum cleaners. When we talk about iRobot Roomba 770 and iRobot Roomba 650, both products follow a random moving pattern while cleaning. IRobot has installed an optical sensor in Roomba 770, which makes it sense the objects nearby and makes it move less randomly. 

Either it is a Roomba 650 or 770, both use the accessible technology iAdapt Responsive Navigation Technology. It is a motion system installed in the best vacuum cleaners for stairs. Roomba 770 uses the second generation of the iAdapt Navigation Technology.

The iAdapt technology lets you ban the vacuum cleaner from entering a room or area you don’t want it to enter.

drawback of Roomba regarding navigation technology

IRobot 650 and 770 performance test reveals that the Roomba 650 has a drawback of bumping into the things which come in its way. Your decoration pieces, including glass pieces that need extra care to handle, may get destroyed by the Roomba 650. It damages the stuff by hitting it with high speed. 

Before setting the Roomba 650 in a clean-up area for cleaning purposes, make sure to clear the area before it gets started. Otherwise, keep an eye on it so that it does not clash with any of the sensitive objects.

IRobot Roomba 650 Vs 770

Navigation Technology

The Roomba 770 is an up model in terms of navigation technology. It hardly makes any clash with the object because of its capability of detecting the objects in its way. Thus you may feel relaxed when Roomba 770 is handling all the cleaning processes of your house. Either it is Roomba 650 or 770, both of them have edge sensors that detect the edge and prevent them from falling off the cliffs. 

Soft Bumper Technology

Another technology named soft bumper technology is programmed in both models iRobot 650 and 770. The purpose of this technology is to detect soft objects like curtains, beddings, and upholstery. Thus, the Roomba 650 and 770 cleans them accordingly.  

Virtual Barrier

Roomba 650 is equipped with a single virtual barrier that keeps the vacuum cleaner within the particular cleaning area. While Roomba 770 is equipped with two different virtual walls, which keep it in the cleaning area and detects the places it should not go.

Irobot Roomba 770 vs 650 in terms of filtration

Both cleaners use a bag-less filtration method. Roomba robot 650 filters and 770 has a slight difference in terms that IRobot 650 uses the AeroVac Roomba 650 filters while Roomba 770 filters use dual HEPA filters. 

If there is no one allergic to dust in the house, then the AeroVac filter of the Roomba 650 is more than enough. The absence of IRobot 650 filters HEPA technology is the drawback of this model. 

The HEPA filters are advanced in terms that they can capture the 0.3 micro dust particles as well. We recommend the HEPA filter of the best vacuum cleaner for concrete floors to those having sensitivity issues towards dust and allergens.  

Cleaning Performance

The duty of the two Roomba cleaners 650 and 770 are to clean up and picking up the dust particles, but it works with some specific technologies. They use the hi-tech three-stage clean-up technology of iRobot to clean up all the dirt. The three technologies are:


For loosening debris


For picking the debris


For sucking the wastes into the vacuum cleaner

The Roomba 770 has an updated version of the technology that the Roomba 650 uses. No doubt, Roomba 770 does its work with additional high power and far better sensors as compared to the Roomba 650.

However, the primary cleaning mechanism is almost the same for both of these two best robot vacuum cleaner for pet hair. Both contain:

Dirt detect technology

Dirt detect technology is the essential technology of the Roomba 650 and 770. The Roomba Irobot 650 test reveals that this model deals with the same spots repeatedly. The repeated action of leading to the same place by Roomba 650 is because of the lack of acoustic sensors

The problem discussed will lead to more battery consumption as well. On the other hand, the dirty places will be left un-cleaned, and the same spots will be cleaned again and again. 

The Roomba 770 has an added optical sensor accompanying an already present acoustic sensor. It detects the dirty floor and leads towards such places itself. 

Roomba 770 does not roam around the identical spots and thus, lowers the battery consumption as well. After cleaning the dirty place, it automatically moves towards the next dirty place for cleaning purposes. Therefore, it gives the proper and balanced cleaning to the floor.

IRobot Roomba 650 Vs 770

Image of Roomba IRobot 650 Vacuum Cleaner

Compatibility of Roomba 650 and 770 in terms of floor types

Roomba has to deal with different floor types. Let’s discuss which Roomba model is more compatible with which types of floors. It is an appreciable point that both of these Roomba 650 and the 770 suits perfectly with all kinds of floors.

Either your floor is bare, or it is covered with carpets or rugs, we have repeatedly tested and gathered reviews from the users that reveal the both Roombas can adjust correctly with all of the floor categories.

The Roomba 650 has a good reputation regarding better picking up dust, large debris, and pet fur off from various floor categories. However, it is not capable of making the place spotless. Some of the fine dust will be seen even after cleaning the surface with the Roomba 650.

Lengthy cleaning sessions by Roomba 650

Another drawback of the IRobot vacuum cleaner 650 models is that it takes a lot of time to complete the cleaning process, which means the cleaning sessions will be lengthy. 

Cleaning multiple rooms at once can become hectic for you as it may force you to charge it several times. Such a situation will be somewhat irritating and challenging to handle for you.

Fast cleaning sessions by Roomba 770

However, the Roomba 770 is superior to Roomba 650 because of its capability of handling every flooring category so swiftly and fast. There is a noticeable difference between the cleaning qualities of both models. Roomba 770 model can remove more or less 95% of dust particles more efficiently from the floor of your home.

This model provides up-gradation and proper concentration to the details and does its work efficiently and correctly.

Both of these two, Roomba 650 and Roomba 770, are great when the cleaning of the floor under the furniture comes. Both of these Roomba vacuum cleaners slide under your furniture easily for cleaning the floor beneath them. 

Model 770 is a little shorter in length than the model 650, and this is the plus point of the 770 models. It makes the Roomba 770 model get down the objects quickly and clean up under the furniture effectively.

We Recommend: Roomba 770

Battery life of Roomba 650 and 770

Roomba 650 and 770 model takes up to 3 hours to get fully charged. The model 650 can run up to 50-60 minutes on a single charge while the model 770 can go up to 70 minutes after one time charging.

Drawback of Roomba 650 Battery

The Roomba model 650 has a NiCad battery that does not have any battery indicator for different purposes, including indicating the full charge. Thus, you cannot get to know once it is fully charged or needs to be charged. It cannot resume charging itself automatically.

The Roomba model 770 has a battery indicator and indicates the battery charging accordingly. The Roomba 770 can recharge and resume itself automatically.

We Recommend: Roomba 770

IRobot Roomba 650 Vs 770

Image of Roomba IRobot 770 Vacuum Cleaner

Design and measurements of Roomba 650 and 770

When it comes to design, Roomba 650 remote control has a black button whereas; the model 770 has got grey touchpads instead of buttons.

The height of the Roomba 650 is 91mm, and Roomba 770 is 92mm. The width of an Irobot Roomba 650 is 353mm, and Roomba 770 is 93mm. The weight of both Roombas is 3.8 kg and 3.6 kg, respectively.

Dust Cups

The model 650 is designed to carry 0.48-gallon dirt it picks from the floor at once. The volume of trash it takes is excellent, but it has a drawback that has no full dirt-bin indicator. For this problem, you’ll need to keep a check after short intervals to know how much space is available in the bin for further cleaning.

On the other hand, the Roomba 770 has one dirt-bin indicator that lets you know how much of the bin is empty and if you can continue with the cleaning process or not.

We Recommend: Roomba 770

Program and Software

The basics of both models of vacuum cleaners are the same. The company has not made changes in the program while; the company has just added a few more upgrades and new versions.

Cleaning schedule program

The cleaning schedule in Roomba 650 and 770 is the same. But, it is convenient to schedule the Roomba 770 over the Wifi through your smartphone. 

The 770 model of the IRobot Roomba is more compatible with the Amazon Alexa and Google home. You can use it when you are outside the home and want a neat and tidy place before coming back to the house.

Must Read: Roomba E5 Vs E6 Review-A Dive Into The World Of Roomba

Unique Features of Roomba 650 and 770

Seven times a week, both the models of Roomba 650 and 770 can clean the rooms once you set them. The Model 650 has some buttons to control it while. The Roomba 770 model has touchpads to manage the settings etc.

There is no IRobot Roomba 650 remote control technology. The Roomba 770 includes a remote control that is used to reach the device for operating it from a considerable distance. Roomba 650 has the features of voice-prompts instead of the remote control system.

Choosing from Roomba 650 and 770 based on special features depend on your requirements

1. iRobot Roomba 650 Review

The Roomba 650 model is one of the most popular robot vacuum cleaners out of 600 series created by Irobot Roomba. Roomba 650 is popular among users because it has a low price, efficient for cleaning carpets, best for removing pet hairs or removing dust from curtains, etc. Another reason for its popularity is easy maintenance. Some more specifications are:


2. iRobot Roomba 770 Review

IRobot has focused on the up-gradation of the Roomba models. Thus, the Roomba 770 is an upgraded version having 3-Stage Cleaning Process – the Series II. iRobot made this model more efficient than the previous ones. It can pick 98% of dirt, fur, or debris, which is the highest picking-up rate amongst all the Roomba models.

Series II adds optical sensors to the already present acoustic sensor in Series I.

This Roomba 770 is equipped with Dual HEPA Filters, while Roomba 650 lacks in this particular advancement. Roomba is capable of trapping the harmful suspended particles, including allergens, because of this Dual HEPA filter technology. The outcome is visible in terms of a less polluted home, car, or office.

iRobot has worked and brought advancement in the Dirt Detect Series in the Roomba 770 model. The system of 770 models, coupled with both the acoustic and optical sensors, means it is a preferable user-controlled cleaning vacuum. The Roomba 770 creates a more thorough cleaning pattern and has more emphasis on the areas having the most dirt.

The Robot 770 also has a similar iAdapt Responsive Cleaning Technology as the 650 models. This technology prevents the cleaner from getting in contact with sensitive objects that may get broken if touched by the device. Besides that, it has two virtual walls and 7-day On-Board Scheduling the same as the Roomba 650 model.

It is believed that robotic smart floor cleaners are not convenient enough. But, the Irobot Roomba 770 denies such myths and provides the users with remote control. You don’t have to get back to the dock every time before starting it or using any other function.


Final Verdict

Depending on your requirements – You can settle on any of the Roomba vacuum cleaners. The choice can vary from person to person as it depends on the factors they most likely to consider before buying the product. 

If you have a low budget and prefer the product which is cheaper comparatively, then go for the Roomba 650. Though it seems slightly old, no doubt, it is efficient in working. If you want automatic controlled features and have a high budget, then go for the Roomba 770 as it will cost you some extra dollars. 

Also, read the comparison between the two most famous robot vacuums i.e. Roomba E5 vs E6 review and IRobot Roomba 620 reviews vacuum cleaners.

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