5 Best Lithium Battery Chargers Review 2023

(Last Updated On: March 13, 2024)

Are you in search of the top lithium battery charger for your vehicle? Lithium battery chargers make the perfect option to power up your car’s battery due to their compact size, safety, high output and portability.

If you’re looking for a lithium battery charger, you’ll find that there are plenty available on the market. So, choosing a good one can be difficult.

Don’t worry. You’ve come to the right place. In this article, we’re breaking down all the information you need to know about the best lithium battery chargers.

Top 3 Lithium battery charger comparison chart

Let have a quick look at these top 3 charger in the table below

NOCO Genius G3500
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Battery Tender 002-0209
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Customer Rating
Weight2.15 pounds1.76 pounds2.52 pounds
Dimension (inches)7.7 x 2.7 x 1.97.52 x 3.5 x 1.896.9 x 3.33 x 1.91
Charging style8-step smart charger8-step smart chargerMicroprocessor controlled
Capacity120Ah14Ah - 225Ah--
Input voltage110-120 VAC85-125 VAC120 VAC
Clamps and connectors included
My Score9.89.08.7

Best lithium battery charger review

NOCO Genius G3500 – Best overall

NOCO Genius G3500
This a great charger for lithium batteries in cars, RVs, power sport vehicles, and law and garden vehicles. It also features spark-free technology to make it completely safe to use.


  • Charges batteries up to twice as fast as other chargers
  • Lightweight and portable
  • Spark proof technology
  • Can handle CANBUS electrical systems
  • 5-year limited warranty


  • Larger batteries charge slower
  • Doesn’t recharge completely dead batteries
  • Warranty process can be difficult

The NOCO Genius G3500 charger includes 7 different modes to help you start more effectively. It also charges any lithium battery, which depends on the drainage and voltage. It can also completely recharge a fully-drained battery and easily maintain a battery.

NOCO Genius G3500 can charge the 6V/12V batteries.

Using this lithium battery charger, you’ll be able to recharge your battery overnight. It has an onboard microprocessor that helps it charge more efficiently while minimizing energy consumption.

It’s also straightforward to use and intuitive, with LED lights to provide visual diagnostic and feedback information. Plus, it’s very lightweight and portable so that you can take it with you on the go.

The NOCO G3500 was built with performance and safety in mind to charge 6V and 12V batteries up to 120Ah. And it has special overcharge protectors that allow you to leave this charger hooked up to your battery indefinitely without worrying about it overcharging.

Truly, this lithium battery holds too many advantages to be limited to one aspect. That is why we declare it as the best lithium battery charger.

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Battery Tender 022-0209 – Best for maintainance

Battery Tender 002-0209
This 4-amp lithium battery charger works on 6v or 12V batteries and never overcharges. It can be used to charge and maintain a variety of vehicles ranging from ATVs to trucks and can even maintain RV and boat batteries.


  • Durable construction and materials
  • Comes with convenient tin
  • Easy to use and understand
  • Can charge 6V and 12V batteries
  • Spark proof and reverse hook-up protection for added safety


  • Will not fully recharger larger batteries
  • Charge slowly
  • Heavier than other models

The Battery Tender lithium battery charge comes in a small, portable tin container. And, the Tender 022-0209 is great to use on 6V and 12V batteries. Moreover, it features an onboard microcontroller to ensure that the battery gets the correct amount of charge at all times. It also features Infinite Sequential Monitoring adaptive charging, which adjusts to the battery’s needs hundreds of times per second.

It also has many safety features to protect the battery from overcharging, reversed hook-up protection, and spark-proof technology. This lithium battery charger was designed to provide an excellent charge without worrying about safety concerns.

Additionally, the LED indicators easily show the state of charge, and it comes with all the necessary rings and clips included. This is a best bet for who wants to maintain their battery’s charge or needs to recharge their battery from time to time fully. It’s perfect for people who don’t want to worry about things getting overcharged and want to set it and forget.

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CTEK MULTI US 7002 – Best for charging dead battery

CTEK Multi US 7002
This is one of the top-rated battery chargers available because of the unique 8-step charging system designed to ensure maximum battery life and performance. It quickly and safely charges 12V batteries and can be connected to batteries for months without a problem.


  • High-quality materials and design
  • Charges batteries quickly
  • Can recharge completely dead batteries
  • Great for a variety of vehicles


  • Short charging cables
  • Doesn’t work for 6V batteries
  • Clamps are a bit small

The CTEK 12-volt lithium battery charger features powerful performance enhancers and safety traits to ensure that your battery gets fully charged and even improves your battery’s performance. The 8-step charging system helps to recharge and recondition batteries that have not been used for a long time.

In addition to that, it’s also great for maintaining battery charge and can help to increase a battery’s life. So this charger will recharge your battery and keep your battery working for longer than normal. It has multiple charging modes for normal conditions or cold weather conditions, plus a supply and maintenance mode.

This is a powerful battery charger that is built to maximize performance while also protecting the user. The anti-spark technology and reverse polarity protection prevent you from any injury when hooking up the charger.

Do you drive often? Do you want to buy a new battery when your vehicles have battery issues? If not, CTEK Multi US 7002 is the perfect solution for keeping your car batteries charged.

For someone who wants to bring a dead battery back to life or keep a working battery in excellent condition, this is a great choice.

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SUAOKI DDDPUT25-01 – Best for outdoor charging

This is a really good lithium battery charger for someone who wants to recharge a battery that has issues holding a charge or maintain a motorcycle battery that doesn’t get used often.


  • Small, lightweight, portable
  • Quality materials and construction
  • Good clamps and connectors included
  • Easy to use
  • LCD screen displays important information


  • Doesn’t recharge a dead battery
  • Longer charging times
  • The voltmeter is not 100% accurate

The SUAOKI 4 amp lithium battery charger is a smart battery charger that features special functions. It is designed to automatically detect what amperage is needed, how much charge the battery has, and how much charge it needs to supply. The 8-step charging method helps to charge your battery fully and then minimizes the current to maintain the charge.

This charger features a backlit LCD screen to easily give you information about the battery’s charge, voltage, amperage, and more, making it very user-friendly. Furthermore, it also has overtemperature protection to ensure the battery doesn’t get too hot and a snow mode to be used when charging in colder conditions.

The system automatically changes the current and voltage, which helps protect the battery.

Another feature is that it’s waterproof, which allows you to charge your battery outside without worrying about the elements causing damage. And you can easily restore the last settings you use, which makes it convenient when recharging the same battery because you don’t have to waste as much time setting it up.

This is a really good lithium battery charger for someone who wants to recharge a battery that has issues holding a charge or maintain a motorcycle battery that doesn’t get used often.

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Battery Tender COMINU034523 – Best for motorcycles

Batter Tender COMINU034523
The Battery Tender Jr. is perfect for keeping motorcycle and small batteries charged and running properly. It’s affordable, lightweight, and very easy to transport around with you.


  • Compact and lightweight
  • 12ft charging cord
  • The microprocessor automatically detects the battery’s charge
  • Automatically switched to maintenance mode when fully charged
  • Affordable price
  • Works with lithium and lead-acid batteries


  • Not ideal for large batteries
  • Slow charge times

The Battery Tender COMINU034523 is perfect for keeping motorcycle and small batteries charged and running properly. And it’s affordable, lightweight, and effortless to transport around with you.

With the small size, Battery Tender product is very easy to use.

The Battery Tender Jr. is very compact and easy to use. It has simple LED lights to indicate when it’s charging and which battery mode it’s in. It’s perfect for keeping smaller batteries charged and maintained. In addition, it can also recharge some car batteries as well but isn’t quite as heavy-duty as other Battery Tender models.

It is durable and has good quality materials on design. Plus, you can easily charge any battery in any space without worrying about it taking up too much room because of its small size. It’s a very affordable price comparing to other battery chargers, making it a great option.

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Final thoughts

There are many lithium battery chargers on the market. Some work better than others, depending on your situation and needs. The NOCO Genius 3500 is the most powerful and versatile smart lithium battery charger in our opinion. Because it can charge and maintain batteries for vehicles ranging from small ATVs to large RVs and boats.


1. Can I charge a lithium battery with a normal charger?

Because lithium batteries and other batteries charge differently, I don’t recommend using a normal charger on a lithium battery. Make sure that you get a charger that works with lithium batteries.

2. Do lithium-ion batteries wear out?

Yes, over time they do wear out. The typical lithium-ion battery life is 3-5 years or 300-500 charge cycles.

3. Can you recharge a lithium battery?

Yes, it’s easy to recharge lithium batteries

Related articles:

1. How to recharge a completely dead battery during the pandemic
2. NOCO Genius1 vs Genius5 vs Genius10: Who’s the real “Genius”?

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