We Use CookiesWe use cookies to enhance the security, performance, functionality and for analytical and promotional activities. By continuing to browse this site you are agreeing to our privacy policy

10 Best Car Battery Chargers 2025 in the United States

#1

Winner

9.9 score

Battery Tender Junior 12V, 750mA Charger and Maintainer: Automatic 12V Powersports for Motorcycle, ATVs, and More - Smarter Than a Trickle Charger - 021-0123

The Battery Tender Junior 12V, 750mA Charger and Maintainer is a compact and efficient solution for keeping your powersport vehicle batteries charged and maintained. Operating at 12 volts and 750mA, it is designed to fully charge 12V lead-acid, flooded, AGM, and gel cell batteries before switching to a float mode to maintain optimal voltage, making it ideal for long-term battery storage without overcharging or causing damage. Its 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode) optimizes battery power seamlessly.

Rating
9.9
Chosen by1,117
Charging Modes
Safety Features

Most important from
48120 reviews

Charging Modes
Ideal for maintaining a healthy battery during downtime, not for jump-starting or reviving dead batteries.
Safety Features
Durable design with clear charging state indicators, and it can be left plugged in indefinitely.
#2
9.8 score

YONHAN Battery Charger 10-Amp 12V and 24V Fully-Automatic Smart Car Battery Charger, Battery Maintainer Trickle Charger, and Battery Desulfator with Temperature Compensation

The YONHAN Battery Charger is a versatile, compact device offering a 10-Amp charging current and supporting both 12V and 24V batteries. It's designed to work with various types of lead-acid batteries, including AGM, GEL, SLA, and Flooded types, making it suitable for cars, trucks, SUVs, motorcycles, boats, and more.

Rating
9.8
Charging Modes
Safety Features
Portability

Most important from
11131 reviews

Charging Modes
Automatically detects battery status and adjusts charging, even reviving batteries down to 3% charge.
Safety Features
Compact, powerful, and easy to use with multiple safety features providing peace of mind.
Portability
Small, lightweight, and sturdy with clear, easy-to-understand instructions, making it convenient for all users.
Compatibility
Essential for anyone with an RV, car, boat, or motorcycle; extends battery life with built-in desulfator.
#3
9.7 score

Battery Tender Plus 12V 1.25 AMP Car & Motorcycle Battery Charger and Maintainer, Float Charge for Automotive, and ATVs - Smarter Than a Trickle Charger

The Battery Tender Plus 12V 1.25 AMP Car & Motorcycle Battery Charger and Maintainer is designed to cater to a variety of 12V batteries, including those in cars, motorcycles, and lawn mowers. With an amperage of 1.25 amps, it provides a steady and reliable charge, though it might not be the fastest option for charging larger batteries.

Rating
9.7
Compatibility

Most important from
20630 reviews

Compatibility
Keeps the boat battery charged during winter with ease, ensuring it starts right up in spring.

Top 10 Best Car Battery Chargers 2025 in the United States

#1

Winner

9.9 score

Battery Tender Junior 12V, 750mA Charger and Maintainer: Automatic 12V Powersports for Motorcycle, ATVs, and More - Smarter Than a Trickle Charger - 021-0123

Amperage: 0.75 Amps
Voltage: 12 Volts
Charging Modes: Initialization, Bulk, Absorption, Float
Safety Features: spark-proof, reverse hook-up detection
Portability: lightweight (1 lb), compact (3.3x1.3x2.4 in)
Compatibility: 12V lead-acid, flooded, AGM, gel

Chosen by 1117 this week

MOTOPOWER MP00205A 12V 800mA Automatic Battery Charger, Maintainer, Trickle and Desulfator

Amperage: 800mA
Voltage: 12 Volts DC
Charging Modes: charging, maintaining, trickle, desulfation
Safety Features: overcharge, short circuit, reverse polarity
Portability: compact, lightweight
Compatibility: 12V lead-acid batteries, flooded, AGM, gel

CTEK - 40-206 MXS 5.0 Fully Automatic 4.3 amp Battery Charger and Maintainer 12V

Amperage: 4.3 amp
Voltage: 12 Volts
Charging Modes: 8-step automatic charging
Safety Features: splash, dustproof, shockproof, reverse polarity
Portability: small, lightweight design
Compatibility: cars, bikes, marine, 12V batteries

2-Pack Smart Fully Automatic 6V 12V Battery Charger Maintainer for Car, Marine, Motorcycle, Lawn Mower

Voltage: 6V and 12V
Charging Modes: 7-stage charging with trickle and standard
Safety Features: overcharge, overheat, reverse polarity protection
Portability: compact and portable
Compatibility: 6V and 12V lead-acid batteries
How do we rank products for you?

Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

headphones-stars

Buying Guide for the Best Car Battery Chargers

Choosing the right car battery charger is essential to ensure your vehicle's battery remains in good health and is always ready to go. A car battery charger can help you avoid the inconvenience of a dead battery and extend the life of your battery. When selecting a car battery charger, it's important to consider several key specifications to ensure you get the best fit for your needs. Understanding these specifications will help you make an informed decision and choose a charger that meets your requirements.
AmperageAmperage refers to the amount of current the charger can deliver to the battery. This is important because it determines how quickly the charger can recharge your battery. Chargers with higher amperage can charge batteries faster, which is useful if you need a quick charge. However, for regular maintenance charging, a lower amperage charger is sufficient and can be gentler on the battery. If you need to charge your battery quickly, look for a charger with higher amperage (10 amps or more). For maintenance or trickle charging, a lower amperage (2-5 amps) is usually adequate.
VoltageVoltage is the electrical potential difference that the charger provides. Most car batteries are 12 volts, so you'll need a charger that matches this voltage. Some chargers are versatile and can handle multiple voltages, such as 6V and 12V, which can be useful if you have different types of batteries to charge. Ensure the charger you choose matches the voltage of your car battery to avoid any damage or ineffective charging.
Charging ModesCharging modes refer to the different settings a charger can offer, such as fast charge, trickle charge, and maintenance charge. These modes are important because they allow you to choose the appropriate charging method based on your needs. Fast charge is useful for quickly recharging a dead battery, while trickle charge is ideal for maintaining a battery over a long period without overcharging it. Maintenance charge is designed to keep the battery at an optimal level without causing damage. Consider your usage patterns and choose a charger with modes that suit your needs.
Safety FeaturesSafety features are crucial to prevent accidents and damage to your battery or vehicle. Important safety features include overcharge protection, short-circuit protection, reverse polarity protection, and thermal protection. These features help ensure that the charger operates safely and prevents any potential hazards. When selecting a charger, prioritize models that offer comprehensive safety features to protect both you and your vehicle.
PortabilityPortability refers to the ease with which you can transport and store the charger. This is important if you need to use the charger in different locations or if you have limited storage space. Portable chargers are typically smaller and lighter, making them easy to carry around. If you need a charger that you can take with you on the go or store in a small space, look for a compact and lightweight model.
CompatibilityCompatibility refers to the charger’s ability to work with different types of batteries, such as lead-acid, AGM, gel, and lithium-ion. This is important because using the wrong type of charger can damage your battery. Ensure that the charger you choose is compatible with the type of battery in your vehicle. If you have multiple vehicles with different battery types, consider a versatile charger that can handle various battery types.

FAQ