10 Best Portable Car Battery Chargers in 2023 [Widely Compatible]


If you’re looking for a battery charger that can keep your car running while on the go, be sure to check out our top picks below. Each of these chargers is compact, lightweight and comes with a variety of charging ports to accommodate nearly any automobile. Whether you’re in need of a quick boost to get back on the road or want to stay powered up for an extended trip, one of these chargers will have what you need.

Best Overall
1
4.9
CTEK 2005 CS FREE Portable Charger

CTEK 2005 CS FREE Portable Charger

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  • Four top products in one portable unit — adaptive booster, battery charger, trickle charger and high-tech power bank
  • Adaptive Boost technology replaces the Adaptive Boost jump leads determines the safest way to restore discharged batteries to use within 15 minutes
  • Intelligent battery charging The CS FREE portable charges batteries, can be connected to the mains and connected to CTEK accessories can be connected. It enables completely independent charging anytime, anywhere
  • Intelligent trickle charging Batteries always in peak condition at home and even without mains power
  • High-tech power bank No electricity? No problem! Charge laptops, smartphones, tablets and cameras at any time via the USB-A or USB-C ports
Best Runner-Up
2
4.8
NOCO GENIUS1UK

NOCO GENIUS1UK

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  • Meet the GENIUS1UK - Similar to our G750UK, just better. It's 35% smaller and delivers over 35% more power. It's the all-in-one charging solution - battery charger, battery maintainer, trickle charger, battery conditioner, plus battery desulfator.
  • Do more with Genius - Designed for 6-volt and 12-volt sealed lead-acid automotive, marine, leisure, deep-cycle and motorbike batteries, including flooded, gel, AGM, EFB, SLA, VRLA, start-stop and maintenance-free, plus lithium-ion (lifepo4) batteries.
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
  • Charge flat batteries - Charges dead batteries as low as 1-volt. Or use the all-new Force Mode that allows you to take control and manually begin charging dead batteries down to zero volts.
  • Condition your battery - An advanced battery repair and conditioner mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
Best with Solar Plates
3
4.7
CTEK Solar Panel Charge Kit 40-463

CTEK Solar Panel Charge Kit 40-463

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  • Absolute freedom from the mains power supplies
  • Recharges your CS FREE in just one hour
  • Carry case with adjustable kickstand for flexible 180° positioning
  • Tough, waterproof and weather resistant, ideal for the great outdoors
  • Lightweight and portable
Best from NOCO
4
4.6
NOCO Boost Plus GB40

NOCO Boost Plus GB40

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  • Start Dead Batteries - Safely jump start a dead battery in seconds with this compact, yet powerful, 1000-amp lithium battery jump starter - up to 20 jump starts on a single charge - and rated for gasoline engines up to 6.0-liters and diesel engines up to 3.0-liters.
  • UltraSafe - Safe and easy-to-use car jumper starter and jump pack without worrying about incorrect connections or sparks. Safely connect to any 12-volt vehicle with our mistake-proof design featuring spark-proof technology and reverse polarity protection.
  • Multi-Function - It's a car jump starter, portable power bank, and LED flashlight. Recharge smartphones, tablets, and other USB devices. It's easily rechargeable from any powered USB port in 3-hours at 2.1-amps. Plus, an integrated 100-lumen LED flashlight with seven light modes, including emergency strobe and SOS.
  • Advanced Design - Our most advanced car battery charger jump starter ever. Featuring high-discharge lithium technology for safe operation in any climate. A rugged and water-resistant enclosure rated at IP65. A rubberized over-molded casing to prevent scratching or marring of surfaces. And an ultra-compact and lightweight design weighing just 2.4 pounds.
  • In The Box - GB40 UltraSafe Portable Car Jump Starter, Heavy Duty Booster Clamps, 12-Volt Car Charger, Micro USB Charging Cable, Microfiber Storage Bag, User Guide, 1-Year Warranty, and Designed in the USA.
Best Under-Budget
5
4.5
NOCO Boost Sport GB20

NOCO Boost Sport GB20

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  • Start Dead Batteries - Safely jump start a dead battery in seconds with this compact, yet powerful, 500-amp lithium battery jump starter - up to 20 jump starts on a single charge - and rated for gasoline engines up to 4.0-liters.
  • UltraSafe - Safe and easy-to-use car jumper starter and jump pack without worrying about incorrect connections or sparks. Safely connect to any 12-volt vehicle with our mistake-proof design featuring spark-proof technology and reverse polarity protection.
  • Multi-Function - It's a car jump starter, portable power bank, and LED flashlight. Recharge smartphones, tablets, and other USB devices. It's easily rechargeable from any powered USB port in 3-hours at 2.1-amps. Plus, an integrated 100-lumen LED flashlight with seven light modes, including emergency strobe and SOS.
  • Advanced Design - Our most advanced car battery charger jump starter ever. Featuring high-discharge lithium technology for safe operation in any climate. A rugged and water-resistant enclosure rated at IP65. A rubberized over-molded casing to prevent scratching or marring of surfaces. And an ultra-compact and lightweight design weighing just 2.4 pounds.
  • In The Box - GB20 UltraSafe Portable Car Jump Starter, Heavy Duty Booster Clamps, Micro USB Charging Cable, Microfiber Storage Bag, User Guide, 1-Year Warranty, and Designed in the USA.
Easy to Use
6
4.4
AA 12 V Car Solar Battery Trickle Charger

AA 12 V Car Solar Battery Trickle Charger

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  • This charger will MAINTAIN a healthy battery
  • It will NOT restore a FLAT, DEAD or FAULTY car battery
  • The charger MUST be positioned in DIRECT SUNLIGHT
  • This trickle charger does NOT replace a STANDARD BATTERY CHARGER
  • Includes battery clamps/12 V connector and an EOBD connector
Best Safety Features
7
4.3
Draper 53491 6V/12V Smart Charger and Battery Maintainer (10A), Black

Draper 53491 6V/12V Smart Charger and Battery Maintainer (10A), Black

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  • 10-step automatic smart charger that analyses and reconditions deep discharged batteries
  • Charges and maintains 6V/12V Lead-Acid batteries and 12V Lithium batteries at 100% for a long duration
  • Winter charging mode protects batteries in freezing temperatures
  • 12V DC power supply enables battery removal without losing car settings
  • Compatible with 6V and 12V vehicles including cars, motorcycles, vans and caravans
Best Quick charging
8
4.2
Ring Automotive RPPL260

Ring Automotive RPPL260

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  • Compact, powerful and safe. The Ring RPPL260 lithium jump starter rescues depleted vehicle batteries and can also provide fast power to mobile electronic gadgets
  • Protect users, vehicles and jump starter with built-in safety features. Reverse polarity, short circuit and anti-spike protection; plus intelligent clamps prevent any current returning to the unit when connected to a running engine
  • Compact enough to fit in the glovebox yet powerful enough to jump start vehicles with engines up to 4L petrol and 2L diesel. 1000A peak current.
  • 9000mAh battery capacity with power bank functionality and PD30w USB-C output for fast charging of mobile devices on the go
  • Recharges in just 1 hour thanks to PD30w USB-C input sockets
Best with Countdown Display
9
4.1
CTEK CT5 Time to Go

CTEK CT5 Time to Go

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  • Easy to understand: countdown display to tell you when the battery is charged and ready to go
  • Simple to connect and easy to use: fully automatic, spark free, Reverse polarity protected
  • Tough and reliable: designed for outdoor use in even the most extreme temperatures. Developed and tested in Sweden
  • Flexible: compatible with many different types of lead-acid vehicle batteries
  • Effective: restores battery life and reconditions flat batteries. Maintains: ideal for carefree long-term maintenance charging
Cheapest Option
10
4
Ring Automotive RSC806 Smart Battery Charger

Ring Automotive RSC806 Smart Battery Charger

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  • Dual Function: 6A Charger that will recharge your battery for optimum performance and then go into maintenance mode for long term connection
  • 6V and 12V Setting: Suitable for motorbikes, Cars and Vans
  • Stop / Start Compatible: Safe to use with Stop/Start battery technology
  • Fast Charging: 3-6 Amp settings for faster charging times
  • Complete Charging: 7 stage charging process, including reconditioning, ensure optimum performance

She has contributed to Perseus Promos, Hazlitt, Rolling Stone, New Republic, Atlantic, GQ, Racked, VICE and The New Inquiry.

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