Best Roomba Replacement Battery: 2019 Top Battery Option Review

Well, if you think that buying a new battery time and again once it dries out is the only option you have got, you are surely wrong. In our daily life, we have a plethora of items that work through batteries. As they wear down, a lot of us opt for buying new ones, which not only requires us to pay a lot but also wastes a lot of our time. In order to avoid this, you should opt for a battery replacement system that;

  • Comes in as less cost as possible
  • Doesn’t require you to replace time and again
  • Comes with a built-in safety circuit
  • Reduces the chances of short circuit

If you are already looking for such replacements, reading this article will give you a lot of related information.

Best Roomba Replacement Battery Comparison Chart

 ColourBattery TypeCompatibility CapacityWeight
PowerextraYellow Ni-MH500, 600, 700, 800 and 900 series3000 mAh20.8oz
TATTUblackNi-MH500, 600, 700, 800 and 900 series4500 mAh24.0oz
Mr.BattBlack Ni-MH500, 600, 700, 800 and 900 series3500 mAh20.8oz
TenergyyellowNi-MH500, 600, 700, 800 and 900 series3500 mAh6.6oz
Authentic iRobotblueNi-MH500, 600, 700, 800 and 900 series3000 mAh25.4oz
TenergygreenNi-MH500, 600, 700, 800 and 900 series5200 mAh15.8 oz 

Best Roomba Replacement Battery Review

Powerextra 3.8Ah iRobot Roomba

One of the best amenities that the powerextra iRobot Roomba comes with is that it is extremely easy to recharge. Compared to its competitors, there is no problem faced by the user in connecting it with the APS battery. No matter which one of the FloorVac models do you have, you will always be able to make the new connection in the easiest possible manner.

A few times, people get to ruin their batteries by overcharging them. The Powerextra battery has a safeguard feature, which means it doesn’t get overcharged. This feature automatically stops charging as soon as the charging reaches the maximum point. With the working voltage of 14.4 V, it is quite an easy task to use it at any place, even where low voltage is generally available. Once the machine is charged to the fullest, it works for as long as three hours, easily.

This battery comes with a complete box of all the accessories that might be needed by the users. It includes side brushed as well as screws, which can be used whenever needed. Along with this, through installing these batteries, you end up instilling new life in your vacuum, and they are able to work even better with great stamina.

However, there is a need to condition the battery well once the user utilizes it for quite a few times. This might take some time but it would be necessary to make sure it works well for a long period of time.

What We Like
  • Long-lasting option
  • Quite a cost-effective battery
  • Safety option while charging is reliable
What We Don't Like
  • Needs constant conditioning

TATTU 4500mAh XLife iRobot Roomba

Giving an extension to the life of your vacuum for it to work for you for extended periods of time is indeed necessary. For that, the TATTU 4500mAh XLife comes as the perfect solution. With the right size and capacity, this battery replacement is undoubtedly the first choice for most of the users.

The TATTU life replacement battery comes with a lot of facilities with it being extremely easy to install being the number one. If you live alone, you won’t even need an extra hand to do the task, and it will take hardly ten minutes. All the instructions are written in the manual that comes with it, which further makes it more accessible.

Irobot Roomba 650 definitely needs a battery that comes in the right size for it. This option is surely the right one as it fits it in exactly the same manner as required. Along with this, the best part about this replacement battery is the fact that it comes at a very low price. For a fact, it is the cheapest battery with the capacity of 2500 mAh. Thus, buying it would surely make things easier for you.

What We Like
  • A cheap option to opt for
  • Provides great value
  • Quite easy to install
  • Replacement is easy
What We Don't Like
  • May wear out if used for many years

Mr.Batt iRobot Roomba

For an alternate battery system, choosing MR.BAtt replacement battery is quite a reliable option to opt for. To manage your requirements of the energy, you no longer need a pack of 9 volts. Rather, you can simply opt for a battery replacement, and it will do the task for you.

The capacity that this battery replacement comes with is surely outstanding. With the help of components made of nickel-metal hydride, it can have the density of energy reach the aptitude of that of the lithium-ion accumulator. Thus, one can safely say that it is one of the best options to opt for. Not only this, but it is also extremely easy to charge. With the help of its advanced power system, it takes hardy three hours to charge fully.

You no longer need to be threatened with the problem of a short circuit. Neither do you need to worry about the overheating? Thanks to the protection from the overheating system, the battery charges only to the maximum and doesn’t go beyond it.

The battery replacement comes with a warranty of twelve months. Thus, if you find any fault in it within twelve months, you will be able to get it replaced easily, without having to worry about buying a new one.

What We Like
  • Affordable option to opt for
  • Comes with 12 months warranty
  • Compatible with the Roomba battery charger
What We Don't Like
  • Long term usage is not recommended

Tenergy iRobot Roomba

For your old Roomba, you surely need to look for those options that would add to its life. Most of the times, once the Roomba goes weary, an additional battery is needed; and what other better one than the Ternergy 3500 mAh? By adding this battery replacement in the life of your iRobot Roomba, you will be able to see it work as efficiently as a brand new one does.

Buying a new battery is always tough. It requires you to pay a lot of money to buy it, and who knows if it will work well or not? To eliminate this chance game, it is always better to opt for a battery replacement system, and the Tenergy replacement turns out to be your perfect solution. With a single recharge, the battery surely goes a very long way.

If you are worried about all the extra tools you will require for the replacement process; you need to know that this system doesn’t require any additional tools or modifications. The replacement is a simple process and can be done without asking someone for help or employing additional tools.

Along with all the above-mentioned facilities, one major benefit that the Tenergy 3500mAh Replacement Battery comes with is its safeguard feature. With the help of this feature, the battery detects any incorrect voltage that it may incur. Apart from this, it also helps it in avoiding overheating as well as overcharging, which aid it in being long-lasting.

Authentic 3500mAh iRobot

Even though the Authentic iRobot Parts battery is not as cheap as the above-mentioned options are, we can surely say that it is worth spending this much amount of money. A compatible series has been launched by the company, and according to the requirement of the customer; he can opt for the piece that he wants. Along with this, the cleaning of this replacement battery is far easier and efficient compared to the other options available to the customers.

Owing to the capacity of this model, which is higher compared to its competitors, it is claimed by the manufacturer that the operating time of this battery is much better. With the help of the battery balancing technique, it has been made possible for the iRobot accumulator to have a life four times better than that of the original one. However, another thing to be kept in mind is that the battery manufacturers have claimed that the life of this replacement is in accordance with the environment in which it has to survive.

Compatibility issues do not ever arise, all thanks to the making of this replacement. The latest technologies used in the making of this replacement have made sure that this product has an improved energy density, which leads to a very low rate of self-discharge.

What We Like
  • Easily available
  • Quite compatible and easy replacement
  • Low rate of self-discharge
  • Cleaning is easier
What We Don't Like
  • A costly option to opt for

Tenergy 5200mAh iRobot Roomba

Move over the low capacity battery replacement, as now you have an option to opt for a high capacity one: Tenergy 5200mAh Replacement Battery. In order to increase the run time of your battery manifolds, adding the 5200mAh capacity replacement would surely be the right thing to do. The higher the capacity, the more does it have the ability to work for the users.

Owing to the presence of a new age lithium-ion battery, this replacement will work for a longer period of time with the lower self-discharging rate. The new technology has reduced the self-discharge to more than twenty-five percent, which is surely a positive thing.

If you are worried about the level of safety provided by the replacement battery, do not worry as it comes with a protection circuit that is built-in within the system. It makes it easier and a reliable option to go for as it reduces the chances of short circuit.

The run time of the Tenergy 5200mAh Replacement Battery is longer than other, which reduces the spending requirement of a person to a great deal. As this battery works for a long time, one doesn’t have to replace it time and again, hence reduces the amount of money spent by him in the process.

What We Like
  • Longer run time
  • Money-saving option
  • Compatible with a lot of Roomba models
  • Higher working capacity
What We Don't Like
  • A bit costly


How many years does a Roomba battery last?

Roomba battery lasts for more than one to two years. However, this depends on how you treat the battery as the external conditions in which it is used often dictates the amount of time for which it will work. Making sure that it is placed at a cool place adds to its life. Along with this, avoiding its contact with moisture as much as possible will also help you in keeping it run time intact for an extended period of time. Proper cleaning with regular intervals also adds to the years for which the Roomba battery would work for you.

What type of battery does Roomba use?

Roomba uses a series of batteries, and you can choose the one according to your own model. It can either have 400 Series Battery or the 500 Series Battery. Along with these options, the Scooba batteries also the ones offered by Roomba. Finding the compatibility and choosing the right one is thus the task of the user. No matter which one is selected, with the help of right environmental conditions, they work well for a very long period of time with optimum run-time option.

General Tips to Prolong Your Battery Life:

If you are someone who has always thought that the household batteries take very less run time and have to be recharged time and again, you should surely learn how to prolong the battery life. A few ways through which you can do that are as follows:

  1. Install the item in a cooled place: The general environment at which the battery is operating surely affects its working. If you place the battery at a warm place, it may end up cutting the life span of your battery to half. It is necessary to add a supply of efficient airflow if you want your battery to have a longer run time. Along with this, it is necessary not to place it at any place that has a high moisture level.
  2. Calibrate your batteries occasionally: One major mistake that a lot of people commit is that of calibrating the batteries quite a lot of time. This affects the working of these batteries, and they end up getting slow. Thus, it is necessary to calibrate them but do it only twice a year for optimum working.
  3. Regular maintenance is mandatory: If your battery has gone fully discharged, it is necessary for you to recharge it within the next forty-eight hours for its maximum run time. If you do not do this, you may end up damaging it. Along with this, knowing about your battery getting over-discharged or under discharged is necessary. Though corrosion is a natural phenomenon, one needs to know that replacement of the battery will help you in saving your item’s life to the maximum


Having to buy a battery time and again is surely quite a strenuous thing to do and one doesn’t have either the energy or the time to do so. The replacement batteries surely come in handy in such a situation. However, before buying one, one should consider the technical details such as the nickel-metal hydride used in it that can get affected by the weather as well as the milliamps to be considered. Along with this, the option that provides the least chances of short circuit and overcharging should always be preferred for safety purposes.

Leave a Comment