Best Car Battery Chargers-Reviews and Buying Guide
Car batteries are something that will eventually require replacing. However, if you are a little careful, you may increase the lifespan of a car battery on a large scale. Usually, car batteries wear out because of frequent uses and low charges. They lose the chemical properties and capacity overtime which eventually start affecting the car’s performance. The best car battery chargers are a great tool which can help you to fully charge the car batteries as well as maintain the health of the battery. Moreover, almost all of them are equipped with automatic operation which stop charging the battery when fully charged and prevent it from any types of damages. You have also use the car battery tester to avoid over-charge.
Car battery charger has been in the market for a long time. As a result, there is a wide selection of products available in the market and you may become confuses about which one to choose. Today, we will introduce you some of the best car battery chargers including solar which are currently dominating the market.
- Best Car Battery Chargers Comparison Table
- 8 Best Car Battery Chargers
- 01. Battery Tender Plus Battery Charger
- 02. NOCO Genius Battery Charger
- 03. Schumacher Rapid Battery Charger
- 04. MOTOPOWER Fully Automatic Battery Charger
- 05. Battery Tender Junior Battery Charger
- 06. CTEK MULTI US Battery Charger
- 07. BLACK+DECKER Automatic Battery Charger
- 08. Sunway Solar Car Battery Charger
- Things to Consider While Buying a Car Battery Charger
- Frequently Asked Question(FAQ)
- FINAL VERDICT
Best Car Battery Chargers Comparison Table
Car Battery Chargers Name
Battery Tender Plus Battery Charger
Volt: 12 Volt
Weight: 2.3 pounds
NOCO Genius Battery Charger
Power: 3.5 Amp
Weight: 2.15 pounds
Schumacher Rapid Battery Charger
Volt: 6/12 Volt
Weight: 3.1 pounds
MOTOPOWER Automatic Battery Charger
Volt: 12 Volt
Weight: 12.3 Ounces
Battery Tender Junior Battery Charger
Volt: 12 Volt
Weight: 1.8 pounds
CTEK MULTI US Battery Charger
Charging current: 0.8A
Weight: 1.76 pounds
BLACK+DECKER Automatic Battery Charger
Volt: 6 Volt/12V
Weight: 1.3 pounds
Sunway Solar Car Battery Charger
3W solar trickle charger
Weight: 1.45 pounds
8 Best Car Battery Chargers
The below-mentioned car battery charger has chosen based on our hours of in-depth research and comparison. We have considered various features of the products such as the charging ampere, operation type, construction, price, and much more. We also carefully considered the previous customer reviews of the battery chargers to be assured about the quality of the product. Read the detailed information of the products from below:
01. Battery Tender Plus Battery Charger
The Battery Tender Plus 021-0128, 1.25 Amp Battery Charger is a well-designed product which has been in market for several years. The portable battery charger comes with rugged chassis design to ensure a long-term and durable performance from the product. It comes with a quick connect harness for hard to reach areas.
Another impressive thing about the product is it is temperature compensated to ensure optimum charging voltage according to the right temperature. Though the Battery Tender Plus 021-0128, 1.25 Amp Battery Charger is designed and developed 20 years ago, it is more like a smart automatic battery charger than your usual charger. As it has automatic mechanism, once you put the battery to charge, you don’t require worrying about it. As soon as the battery will fully-charged, it will stop charging the battery by going to float charging mode. Another impressive thing about the battery charger is it can charge the batteries very quickly with its fast charging features. It is 1.25 amp chargers but it can charge faster than any other 3 amp battery. The battery charger is designed to charge the battery and maintain proper storage voltage without causing any damages which occurs in the trickle chargers.
The Battery Tender Plus 021-0128, 1.25 Amp Battery Charger is built with the safety and security both for the user and the battery. It includes the reverse polarity protection feature and, flash red and green light in emergency conditions to let the user know. It is also very easy to use. All you need to do is connect the terminal of the charger to the terminal of the battery. When the charging is complicated, you will be indicated with a green light.
According to our research, the Battery Tender Plus 021-0128, 1.25 Amp Battery Charger is one of the best-selling battery charger available in the market. It also received mostly positive reviews from the previous customers. Considering the easy operation, durable construction, smart performance, the battery tester will be a great choice for you.
02. NOCO Genius Battery Charger
Brand: NOCO Genius
Weight: 2.15 pounds
Dimension: 7.7 x 2.7 x 1.9 inches
The NOCO Genius G3500 6V/12V 3.5 Amp Battery Charger and Maintainer is one of the most versatile designed battery chargers available in the market currently. The car battery charger can charge almost all types of vehicle’s battery. The most impressive thing about the product is it has one of the well-designed products. It also comes with properly designed clamps which are spark-proof and safe.
The NOCO Genius G3500 6V/12V 3.5 Amp Battery Charger and Maintainer battery can charge all types of 6 volt and 12 volt batteries. You can charge different types of batteries including lead-acid batteries, wet, gel, AGM, deep-cycle, maintenance-free and other types of batteries. The battery charger is equipped with optimized charge mode for safely charging and maintaining 12volt lithium ion batteries. It has different types of safety features including spark-proof and reverse polarity protection to ensure a safe use all over the times. The NOCO Genius also includes an advanced repaid mode to reverse the damaging effects. It will improve the battery performance and longevity if you keep it uncharged for a long amount of time.
The NOCO Genius G3500 6V/12V 3.5 Amp Battery Charger and Maintainer is very simple to operate. All you need to do is plug in the battery and the equipped advanced technology will monitor and maintain the battery performance. The battery takes a little time to charge batteries. You can charge a broad list of vehicles battery including RV, boats, car, truck, etc. using this battery charger.
The NOCO Genius G3500 6V/12V 3.5 Amp Battery Charger and Maintainer is an excellent product which comes with efficient and advanced features. The versatile battery charger can be a great choice for you if you own different vehicles and require charging them often.
03. Schumacher Rapid Battery Charger
Weight: 3.1 pounds
Dimension: 10 x 10 x 4 inches
Schumacher is one of the top car battery brands and manufacturing reliable batteries for a long time. The Schumacher SC1280 6/12V Rapid Battery Charger and 15A Maintainer is a well-designed and versatile battery charger from the brand. The battery charger comes in a nice shape and equipped with digital operation mechanism for an easier use. The battery charger comes with rugged plastic construction and it has an ergonomic handle for easier carrying.
The Schumacher SC1280 6/12V Rapid Battery Charger and 15A Maintainer can charge different types of 6v and 12v batteries including Standard, AGM, Gel, Deep-cycle, etc. It has an input voltage of 120V AC and input current 3.6A. The fully automatic 15 A rapid charger can charge your batteries within a short period of time. The microprocessor controlled battery can automatically detect the voltage of the battery. Moreover, it can automatically detect the proper charge rate. You can see the voltage and percentage of charge from LED indicators.
According to our research, the Schumacher SC1280 6/12V Rapid Battery Charger and 15A Maintainer is very easy to control. It has a big and upright button on the front to turn on easily. The most impressive thing about the charger is it has a car start jump feature which can jump start the car using the charger. It is also feature an intuitive sensor which will tell you the correct charging mode to use from trickle, charge, or maintain. To ensure safe use, it has reverse hook up protection feature.
The Schumacher SC1280 6/12V Rapid Battery Charger and 15A Maintainer is a well-designed product which come with some of the beneficiary additional features. It is also safe and easy to use. It has a strong yet lightweight construction along with an ergonomic handle for carrying easily. You can consider buying this product.
04. MOTOPOWER Fully Automatic Battery Charger
Weight: 12.3 ounces
Dimension: 4.1 x 2 x 1.5 inches
The MOTOPOWER MP00205A 12V 800mA Fully Automatic Battery Charger come with a simplest design but it works effectively to charge different types of batteries. It can charge all types of 12v lead acid batteries including sealed or flooded AGM, gel cell batteries, etc. You can charge motorcycle, marine. power-sport, RV, lawn & garden, children toys, etc. It comes with a smart and compact design along with durable construction, which can give you a long-term performance.
The MOTOPOWER MP00205A 12V 800mA Fully Automatic Battery Charger is a fully automatic machine which doesn’t require any manual operation. All you need to do is plug and leave it. The battery will automatically charge and maintained. You will see the microprocessor controlled program monitor the whole charging procedure and stop charging while charging is done. It will transfer the charging mode to float charging current when the battery is full. In the meantime, it stays in standby mode with connecting to the battery to save energy. As it is controlled by microprocessor, there is no chance of overcharging, short-circuit or reverse polarity. It also includes the spark polarity feature for your safety.
The MOTOPOWER MP00205A 12V 800mA Fully Automatic Battery Charger features a constant pulse current maintenance function which helps to avoid excessive charging and helps to extend and recover batteries. It has an easy operation mechanism and there is a LED indicator to let you know the charging stage.
The MOTOPOWER MP00205A 12V 800mA Fully Automatic Battery Charger is a compactly designed battery charger which provides a decent performance. Moreover, it is equipped with a number of safety features including reverse hook up protection, sparkproof, overcharging and short circuit protection, and much more.
05. Battery Tender Junior Battery Charger
Brand: Battery Tender
Model: 021-0123 / Jr. Battery Charger
Weight: 1.8 pounds
Dimension: 8 x 4 x 9 inches
The Battery Tender 12 Volt Junior Automatic Battery Charger is the best-selling battery charger that you can pick up for charging car batteries hassle-freely. The small and compact sized battery charger can efficiently charge 12v batteries including lead-acid flooded, sealed, etc. batteries. The properly engineered product is easy to use, fully-automatic and charge batteries efficiently. The product is also durable and well-built to give you a long-term performance.
The Battery Tender 12 Volt Junior Automatic Battery Charger complete the entire charging process in 4-steps charging program which includes initialization, bulk charge, float mode which allow the optimization of battery power without overcharging. The microprocessor controlled battery ensures the correct level of power to charge and maintain the battery. It has automatic charge cycle functionality which switches to float mode when the battery is fully charged. Apart from charging the battery, it can maintain your battery to keep it in proper state. There are two solid state two color LED indicate stage of charger and full charger output power resumes if the voltage drops too far under load.
The Battery Tender 12 Volt Junior Automatic Battery Charger is lightweight and easy to carry. It has multiple protection including reversed hook-up, spark-proof, and much more. It also features a quick disconnect harness which allow you to connect and disconnect the battery from charger within seconds.
The Battery Tender 12 Volt Junior Automatic Battery Charger is a well-designed product which comes with adequate features which ensure a proper charging. It has different protection functionalities to ensure the safety of the user and the battery.
06. CTEK MULTI US Battery Charger
Type: Short circuit proof
Weight: 1.76 pounds
Dimension: 7.5 x 3.5 x 1.9 inches
The CTEK (56-353) MULTI US 7002 12-Volt Battery Charger is a simple, portable and easy to use battery charger. It comes with a reliable construction which is perfect for outdoor use. It is shockproof and dust proof. As it is water and dust resistant, you can use the charger at any weather condition without any further thoughts. The most impressive feature of the battery tester is it allows you to charge the battery within the shortest possible time.
The unique CTEK (56-353) MULTI US 7002 12-Volt Battery Charger include 8 step charging system, a patented program that test the battery condition as well as charge and maintain to ensure the maximum battery life and performance. It can charge different types of 12v lead acid batteries including wet, MF, gel, AGM, Ca from 14Ah to 150AHh for charging and 14Ah to 225Ah (maintenance). It includes a maintenance pulse charging feature which increases battery life and gives superb performance. Moreover, the de-sulphation functionality allows recovering the slightly sulfated batteries. It charges the batteries in eight steps which include four charging modes to allow you an easy, convenient, and no-watch battery charging.
One unique thing we found in the battery charger is it comes with mounting holes which allow you to permanently assemble the charger with any car. Moreover, it can charge the batteries much quickly than the other types of batteries available in the market. You can notice the whole charging steps with the help of LED indicators. It can even restore recondition flat batteries.
The CTEK (56-353) MULTI US 7002 12-Volt Battery Charger is a well-designed product which can efficiently charge your battery and maintains it health for a long time. If budget is not a problem then you should go for the battery charger without any further thoughts.
07. BLACK+DECKER Automatic Battery Charger
Weight: 1.3 pounds
Dimension: 5 x 3 x 9.8 inches
Looking for a decent battery charger but in shortage of budget? Then the BLACK+DECKER BM3B Fully Automatic 6V/12V Battery Charger/Maintainer will be a great choice for you. Though it includes all the required features of battery charger/maintainer, it comes in a great price. It also includes a beautiful and rugged construction along with a tough durable housing to ensure you a long-term performance on heavy uses.
The BLACK+DECKER BM3B Fully Automatic 6V/12V Battery Charger/Maintainer can charge any types of 12v batteries and 6v batteries including AGM, GEL, WET, and much more. Apart from battery clamps, this unit also include unique O-ring terminal for connecting the charger with battery. As a result, connecting the battery and the battery charger become very easier. Though it is available at a low price, it includes automatic operation, which stop charging the battery when the battery is fully charged and change the charge mode to float mode for monitoring. It`s built-in circuit protection which automatically control overcharging, reverse polarity, and short circuit.
The BLACK+DECKER BM3B Fully Automatic 6V/12V Battery Charger/Maintainer is very easy to use. You can control everything from its super easy user-interface on above. It shows you the battery status with LED indication on top. Moreover, there is an LED indicator which let you know if you put the clamps in reverse. There is also a bracket built-in to place the charger conveniently while charging.
The BLACK+DECKER BM3B Fully Automatic 6V/12V Battery Charger/Maintainer is available at a great price which includes all the necessary features to be a good charger and battery maintainer. If you are in short of budget, then the item will be a no brainer for you.
08. Sunway Solar Car Battery Charger
Brand: Sunway Solar
Model: 3W solar trickle charger for battery
Weight: 1.45 pounds
Dimension: 13.9 x 0.5 x 5 inches
The Sunway Solar Car Battery Charger 12V Battery Trickle Charger is a little bit different from the other battery chargers mentioned in this article. The charger comes with a unique solar energy system to charge the battery along with your car’s cigarette lighter. The strong and durable solar panel is covered with ultra-clear PV glass which is much efficient. Moreover, the durable ABS plastic construction gives you a long-term performance without any damages.
The Sunway Solar Car Battery Charger 12V Battery Trickle Charger include solar panels which can power up to 3.8W which can efficiently charge your 12v batteries and manage drain batteries all seasons. It is basically designed for smaller and steady batteries which has a capacity of lower than 20AH. You can easily mount the solar charger panel mounts on the windshield or dash of your vehicle as well as conveniently plugs in your car’s 12v cigarette lighter. There is a LED indicator which blinks during charging to and show a blue LED light while the battery is fully charged. The battery charger has available attachments such as the quick connect and disconnect extension cable as well as suction cup for installing the panel. It also includes built-in diode for preventing reverse charging from batteries. You can also buy a solar controller regulator from the manufacturer for overcharge safety.
The Sunway Solar Car Battery Charger 12V Battery Trickle Charger is a well-designed solar battery trickle charger with eco-friendly way to maintain charge of different types of vehicle including car, truck, motorcycle, tractors, ATVs, snowmobiles, boats, and much more.
All types of modern vehicles have a small but constant battery drain. The Sunway Solar Car Battery Charger 12V Battery Trickle Charger will be a great way to keep the charge of battery adequate for proper performance. The eco-friendly battery charger will be a great choice for you to reduce energy loss when maintaining the battery properly.
Things to Consider While Buying a Car Battery Charger
Choosing the best car battery chargers will become easier if you know different factors and properties of the product. Below, we will discuss some of the top factors that you need to consider while choosing the product.
Usually car batteries can come in two variations depending on the voltage. They are 6volt and 12volt. Amongst them, most of the car includes a 12v battery system. While charging the battery, make sure that the battery charger is capable of charging the specific battery. If you have multiple cars with different voltage battery, then go for a charger which can charge both types of batteries.
b. Charging Power (Amp)
Charging ampere is also as important as the voltage. You will need to make sure the right charging ampere to properly charge your batteries and maintaining its health. If you choose a charging ampere lower than the correct ampere, the battery will take a lot of time to charge. Moreover, if you choose a high ampere battery, it may charge your battery faster but it can also damage the health of the battery. So carefully check the charging ampere before you buy the battery charger.
c. Operation Type
A battery charger can come with two different types of operation which are automatic or manual. Try to go for an automatic charger as it will make the job easier for you. The automatic chargers are microprocessor controlled. As a result, they will not overcharge the battery and change the charging mode to floating mode to save energy. As there are no chances of overcharging, you can leave the battery when connected to charging without any worries.
d. Power Source
Usually, the car battery charger requires a wall socket connector to power up. Make sure that the charger comes with the right wall socket according to your country. Choosing the wrong connector will interrupt charging even may not charge battery at all.
There are some battery chargers available in the market which uses solar panel system as a power source. If you are buying the solar panel system then remember that it can mainly maintain your battery rather than charging it. They can level up the battery from the natural drainage.
e. Multi-step Charging
Some battery chargers are capable of charging the batteries in multiple steps. Such functionality is very helpful for properly charging and maintaining the batteries. At the very first step, the charger diagnosis the battery condition and find out the voltage of the battery. It also makes sure that the battery is stable condition for start the charging procedure.
The second step is recovery which pushes a small volt of current to awake of fully discharged or sulfated batteries. Third steps start with gentle charging to make the battery ready for bulk charging. The next step is bulk charging which continues to 80% of charging. The fifth and sixth step is absorption and trickle which continues to fully charging the battery. The final step is about maintenance which initiate continuously to be assured whether the battery require more charges.
f. Safety Features
Safety features of a battery charger are also very essential to consider as they ensure the safety of the user as well as the safety of the product. Usually, the battery charger includes different safety features nowadays which include reverse polarity, sparkproof clamps, overcharge protection, and much more. The reverse polarity features warn you if you mistakenly connect the wrong clamps. It is very important as the wrongly connected clamps can destroy the whole system if it gets power. Such other safety features are also important for proper safety of you and the battery charger.
g. Additional Features
If a car battery charger includes the above mentioned features, it may not require any other features. However, there are some car battery charger which includes a car jumper features. It is an important feature that you will require frequently. However, the car jumper feature is not that strong at most of the battery chargers.
It doesn’t matter whether you are buying, price is always important to consider the price of the product. Plan your budget before you finally buy the car charger. It will help you to choose the right variation available amongst your budget. According to the equipped features and construction, the price of a battery charger can varies on a large scale.
The modern battery charger includes a variety of safety features. The safety features include reverse polarity protection, spark proofness, overcharge safety and much more. However, you still need to be careful to avoid any danger as the procedure consist high voltage of electricity. Moreover, if you are dealing with a lead-acid battery, we will advise you to wear a safety glass to stay out of any hassle.
Frequently Asked Question(FAQ)
Here is some of the most frequently asked questions about the car battery charger.
a. Can I jump start my car with these car chargers?
Yes. However, only a few of the charger includes the car jumper with car charger. Usually, not all the car charger includes this feature. You will not find this feature on the smaller battery chargers. Moreover, the older models of battery chargers also don’t include this feature. Usually, this feature is not that powerful in the car chargers and sometimes it may not work.
b. How to know required ampere size of the battery?
It actually depends on which purpose you will use the battery charger. If you only require it for maintaining the battery then anything around 4amp is enough. However, if you want fast charging along with maintaining then you may need to go for a bigger ampere size. Try to go for a charger which allows you to choose mode to maintain/charge the battery.
c. Should I charge my car battery while it’s connected to the vehicle?
You can do this if you have a modern charger with active spike protection and monitoring. The modern charger don’t produce voltage spike and that is why they are harmless to charge the car battery when it is connected to the vehicle. However, we advise you to check the user manual to be fully assured.
d. How long does it take to charge a car battery with a charger?
It depends on the ampere you are choosing. Usually, a car battery holds around 48 amps of electricity. You can sort this if you know the battery amp and how much charge is it loading at every hour. A usual 4 amp battery can take round 12 hours to charge a car battery fully.
e. What is the best way to charge a car battery?
At first make sure that the charger is fully off. Connect the positive battery clamp with positive terminal and the negative one with the negative terminal. If you own an automatic charger, then all you need to do is turn it on and you will be done. The battery will automatically charge and show you an indication when charging is done.
Choosing the right battery charger is a little complicated process as it requires considering many features and factors to find the right variation. In above, we discussed about the best car battery chargers in brief as well as shared an in-depth buying guide to find the right suit for you. So, we hope that it will be easier for you to choose a car charger after reading the buying guide and reviews. We discussed both battery charger and maintainer from different price range. So, it doesn’t matter whether your budget is, you will surely find a decent product from the list. You can go for the any of the battery charger and we ensure you that you will not disheartened.