Best Milwaukee Batteries (2022): Reviews & Comparison

Power tools are a staple in any home improvements arsenal. However, power tools are only as good as the batteries that power them. That's why it's important to choose the right battery for your needs. When it comes to power, Milwaukee batteries are some of the best on the market. Their power tool line is compatible with a variety of battery types, making it easy to find the perfect match for your power needs. With plenty of options on the market, it can be hard to decide which is the best Milwaukee battery for you. Here's a look at some of the best Milwaukee batteries to help you make an informed decision.

Milwaukee M18 Red Lithium Ion Battery

This Milwaukee M18 1.5 Ah 18V Red Lithium-Ion Battery is a genuine Milwaukee battery with a fuel gauge onboard, displays the remaining runtime and is fully compatible with the M18 system. It has 1.5 Ah of run time and is equivalent to an 18-Volt NiCd battery in performance, but with less weight. This battery also has overload protection that prevents you from accidentally damaging your tools during heavy-duty applications.

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Which are the best Milwaukee batteries?

Each Milwaukee battery has its own set of strengths and weaknesses, so it's important to do your research before making a purchase. Make sure to consider what you'll be using the battery for, how often you'll need to use it, and how much money you're willing to spend.

To give you a head start, here's a list of the best Milwaukee batteries on the market.

Milwaukee M18 1.5 Ah 18V Red Lithium Ion Battery 

Weight: 0.43kg

Dimensions: 4.5 x 3.2 x 2.2 inches

Voltage: 18 volts

Best Features: The Milwaukee M18 1.5 Ah 18V Red Lithium-Ion battery is one of the best batteries on the market for its compact design and powerful performance. This battery is ideal for those who need a compact battery that packs a punch. The M18 Red lithium-ion battery works in all weather conditions and has a no-memory effect, so you can charge it whenever you need to without damaging the battery.

Milwaukee batteries are known for durability and long-lasting performance to ensure you get the most out of your investment.

Milwaukee M18 REDLITHIUM 2.0 Compact Battery

Weight: 0.45kg

Dimensions: 5.81 x 5.11 x 2.31 inches

Voltage: 18 volts

Best Features: The Milwaukee M18 REDLITHIUM 2.0 Compact Battery is designed to deliver high-quality performance and long-term durability. It can power over 40 Milwaukee brand cordless tools, making it incredibly versatile.

This Milwaukee compact battery has an internal construction that ensures performance even in extreme cold, letting you get the job done no matter what conditions you're working in. It also has an onboard fuel gauge that tells you when it's time for a recharge, so you can always be prepared. Plus, it comes with a 2-year warranty, so you can ensure that your investment is protected.

Milwaukee REDLITHIUM 2.0 Battery

Milwaukee's M18 REDLITHIUM 2.0 Compact Battery is a high-quality power source for more than 40 Milwaukee brand cordless tools. This battery offers up to twice the life of a standard lithium-ion battery, and its internal construction ensures performance even in extreme cold. With onboard fuel gauge, you'll always know when it's time to recharge, and REDLINK intelligence communicates between tool, battery and charger for total efficiency. Per-cell monitoring ensures the whole battery lasts longer and performs better than ever.

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Milwaukee M18 18 Volt High Output 3.0 Ah Battery

Weight: 1.29kg

Dimensions: ‎8.39 x 7.52 x 3.46 inches

Voltage: 18 volts

Best Features: Milwaukee's M18 18 Volt High Output 3.0 Ah Battery is a lighter and compact battery that still delivers fade-free power and runs substantially cooler through heavy applications. This pack is fully compatible with all 175+ Milwaukee M18 solutions, allowing trade professionals to push their cordless tools throughout a wide application range.

Milwaukee M18 18 Volt High Output 3.0 Battery

The Milwaukee M18 18 Volt High Output 3.0 Ah Battery is a high quality, long lasting battery that offers protection against jobsite, weather and environmental conditions. It is equipped with a fuel gauge onboard to display remaining run-time and is versatile, powering all 175+ M18 cordless system tools.

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Milwaukee M18 Red Lithium 4.0 Ah Battery

Weight: 0.78kg

Dimensions: 4.5 x 3 x 2.75 inches

Voltage: 18 volts

Best Features: The Milwaukee M18 Red Lithium 4.0 Ah Battery Pack is the ultimate in cordless power. Featuring REDLINK Intelligence, this battery pack will communicate with your tool to supply optimum power and run time and protect your investment from overloads. The onboard gauge displays charge information for quick reference, and the durable construction stands up to cold weather environments. This battery pack features a compact design that fits more than 40 Milwaukee M18 tools, so you're prepared for any job or project.

Milwaukee Red Lithium XC 4.0 Ah Battery

The Milwaukee M18 Red Lithium XC 4.0 Ah Battery Pack is a powerful, durable and versatile battery pack that fits more than 40 Milwaukee M18 cordless power tools. The on-board gauge displays charge, while REDLINK Intelligence ensures even distribution between cells, preventing overloads and prolonging the life of the pack. It also keeps your battery cool by constantly monitoring temperature to prevent overheating - which can damage batteries.

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Milwaukee M18 Red Lithium 5.0 Ah Battery

Weight: 0.77kg

Dimensions: ‎3.2 x 6.7 x 6.1 inches

Voltage: 18 volts

Best Features: The Milwaukee M18 Red Lithium 5.0 Ah Battery is the right choice for any job site or project that demands long runtime and extended tool run time. This battery has a fuel gauge onboard that displays the remaining runtime, so you can plan your work accordingly. It also features REDLINK Intelligence, which optimizes performance and overload protection using total system communication between tool, battery, and charger. The Milwaukee M18 Red Lithium 5.0 Ah Battery works with more than 60 Milwaukee cordless power tools, perfect for various applications.

Milwaukee Redlithium 5.0Ah Battery

The Milwaukee M18 Red Lithium XC 5.0 Ah Battery Pack is a power solution for high-demand applications. It offers long-lasting performance and durability, and it powers more than 60 Milwaukee M18 cordless power tools.

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Milwaukee M18 Red Lithium 6.0 Ah Battery

Weight: 1.13kg

Dimensions: 6.85 x 6.81 x 3.43 inches

Voltage: 18 volts

Best Features: Powered by REDLITHIUM Technology, Milwaukee's M18 R 6.0aH battery is also the most powerful and longest-lasting 18V battery on the market. This 6.0 Ah battery delivers up to 50% more runtime than standard 5.0 Ah batteries and has a quick charge time so you can get back to work faster. It's fully compatible with over 150 M18 cordless tools and chargers, so you have the flexibility to use one battery for multiple jobs around your house or job site. The battery pack also features an integrated LED fuel gauge that displays the remaining charge, so you always know how much power you have left.

Milwaukee Lithium-Ion High Output Battery

Milwaukee's M18 Red Lithium XC 6.0 Ah battery delivers more work, run time and power to give you the most out of your tools. The Milwaukee M18 Red Lithium XC 6.0 Ah battery is compatible with over 150+ M18 tools, including drills, impact drivers and more.

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Milwaukee M18 Red Lithium High Output 8.0 Ah Battery

Weight: 0.94kg

Dimensions: 5.46 x 3.3 x 3.22 inches

Voltage: 18 volts

Best Features: The Milwaukee M18 Red Lithium XC 8.0 Ah Battery Pack is a high-performance, compact battery that delivers more run time than the competition's 18V lithium-ion batteries. It also offers up to 20% more power than the previous generation of Milwaukee REDLITHIUM batteries, so you can confidently tackle jobs. Its compact size allows it to fit in tight spaces and work in close quarters where larger batteries won't fit. The battery features an integrated fuel gauge for accurate charge level readings, so you know how much power you have left. It also has great technology for fade-free power and runs longer than standard lithium-ion batteries. With its extended run time and powerful performance, the Milwaukee M18 8.0 battery is the perfect choice for many applications.

Milwaukee REDLITHIUM 8.0Ah Battery

The Milwaukee M18 Red Lithium 8.0 Ah Battery is perfect for high-output applications. It can be used in a variety of tools, including rotary hammers and miter saws, and it provides a high level of balance and comfort. A very durable and provides high output performance.

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Milwaukee M18 Lithium High Output 9.0 Ah Battery

Weight: 0.97kg

Dimensions: 4.9 x 3.1 x 2.8 inches

Voltage: 18 volts

Best Features:

Milwaukee M18 High Output 9.0 Ah Lithium-Ion Battery is the ideal solution for your power tools and outdoor equipment. It features a compact, ergonomic design that is lightweight yet powerful enough to handle the toughest job site tasks. This high output battery delivers more runtime. The Milwaukee M18 High Output 9.0 Ah Lithium-Ion Battery has an integrated fuel gauge, so you know how much juice it has left. It also features fade-free power technology for consistent performance from start to finish. This battery will last through even the most strenuous jobs with its high output performance.

Milwaukee M-18 9.0Ah High Output Lithium Battery

This Milwaukee M18 Lithium High Output 9.0 Ah Battery is a great replacement for the Milwaukee M18 18V Lithium XC Battery. It is compatible with all Milwaukee M18 18V Lithium chargers and has more than 1,000 charge cycles. The LED Power Indicator displays remaining runtime, so you'll know when it's time to recharge. The battery also features over-charge protection, over-heating, over-current, over-voltage and short circuit protection.

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Milwaukee M18 Lithium High Output HD 12.0 Ah Battery

Weight: 1.62kg

Dimensions: 7.8 x 7.36 x 3.46 inches

Voltage: 18 volts

Best Features: This Milwaukee M18 High Output 12.0 Ah Lithium-Ion Battery is a powerful, 18-volt battery that delivers more runtime and performance than other leading competitors' batteries. This Milwaukee battery is ideal for high-demand applications. This Milwaukee battery features advanced chemistry that provides longer life and more power in every application. It also offers up to 50 percent more recharges than the previous model, allowing you to spend less time charging and more time working. This Milwaukee M18 High Output 12.0 Ah Lithium-Ion Battery includes a built-in fuel gauge that lets you know how much power is left, so you can plan your work accordingly. This battery is heavy but delivers the power you need to get the job done right.

Milwaukee M18 High Output HD12.0 Battery

The Milwaukee M18 Lithium High Output 12.0 Ah Battery is the most powerful cordless tool battery in its class. It provides more runtime and more power than other batteries of the same size, so you can get your jobs done faster.

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Which Milwaukee battery lasts the longest?

All Milwaukee batteries are built with high-quality cells and components. They are designed for long run times and provide years of service with proper care.

It's important to remember that battery life is determined by many factors, including how often it is used, the temperature it is used, and the type of work it is doing. For example, a battery that is constantly being discharged will not last as long as one that is only occasionally discharged. So it's hard to say which Milwaukee battery will last the longest without knowing more about how it will be used.

How long does a Milwaukee M18 battery last?

A Milwaukee M18 battery should last around 3 years if used regularly. If it's not used very often, it might last up to 5 years. But it really depends on how often you use it and what type of work you're doing with it.

Heavy-duty tools like drills or saws will drain the battery faster than lighter-duty tools like a drill or screwdriver. So the more you use the tool, the faster the battery will drain. And if you're using the tool in cold weather, that will also reduce the battery life because cold weather makes batteries work harder.

To get the most out of your Milwaukee M18 battery, it's important to keep it charged. If you let the battery run all the way down before charging it, that will shorten the battery life. It's best to charge the battery when it gets to around 20% power. That way, you'll always have a full charge, and you won't have to worry about the battery running out of power.

It's also important to keep the battery clean. If you're using it in a dusty environment, the dust can build up on the terminals and eventually cause a short circuit. So it's important to clean the terminals with a cloth or brush every once in a while to keep them clean.

Taking care of your Milwaukee M18 battery will last a long time and give you years of service. But if you neglect it, the battery will die prematurely. So it's important to take care of your battery to get the most out of it.

Is Milwaukee's high output worth it?

High output Milwaukee batteries are worth it for several reasons:

First, they have a longer runtime than standard batteries, so you can get more work done without stopping and recharging as often.

Second, they hold their charge better over time, so you don't have to worry about them losing power while sitting on the shelf.

And third, they're more powerful, so you can tackle tougher jobs with ease.

So if you're looking for a battery that will give you more value for your money, high output Milwaukee batteries are the way to go.

Conclusion

The Milwaukee battery is one of the best on the market and is perfect for those looking for a reliable and powerful battery. It is also one of the most affordable batteries on the market, making it a great option for budget-conscious consumers. If you are looking for a high-quality battery that will provide plenty of power and performance, the Milwaukee battery is a great option. The recommended batteries mentioned in this article should give you plenty of options to choose from, so you can find the perfect battery for your needs.

About the author, Phil Borges

Phil Borges is a battery aficionado. He's written extensively about batteries, and he loves nothing more than discussing the latest innovations in the industry. He has a deep understanding of how batteries work, and he's always on the lookout for new ways to improve their performance.