Have you ever got into your car, turned the ignition key, and nothing happened? I bet it’s not an experience you’d love to get into. Dealing with a flat battery can ruin any day. To avoid such headaches, consider investing in one of the best car chargers on the market.

Having a quality charger will save you from having to wait for someone to come and jumpstart your battery. This ultimate guide to the 5 best car battery chargers is to make the selection process easier. Read on to find out which one suits your needs.

Our Top 5 Battery Charger Review

Schumacher SE-4022 2/10/40/200 Amp Battery Charger

The Schumacher SE-4022 is a heavy-duty booster with plenty of power. It comes with a tester and 3 charge rates. These include 2 amps tickle rate, 10 amps fast rate, and 40 amp rapid rate for 6 and 12-volt batteries.

This large unit can give a standard car battery a full charge in 1 hour or less on the 40-amp rapid charge rate. It’ll take no more than 12 hours to get the same charge at a slow rate. You have to manually monitor and operate this battery.

Schumacher offers a 3-year manufacturer warranty from the purchase date of this unit. It comes with a storage unit for its 6 feet cable plus a cooling fan to disperse heat resulting from the charging process. The unit has wheels to roll over when you have to get it closer to your car.

  • Comes with wheels for mobility
  • Compact for mobility
  • 3-year warranty
  • Rapid charging
  • Timer to regulate time for full charge
  • Wheels not sturdy enough
  • Lacks push button and microprocessor controls
  • Heavy unit might make storage a bit hard

Deltran Battery Tender (021-0128) 1.25 Amp Battery Charger

The Deltran 1.25 amp battery tender is a multipurpose. You can use it for your lawnmower, motorcycle, car, or scooter. This maintenance-free unit offers 4 step charging program instantly when plugged in. You don’t have to get worried about overcharging with a 2-color LED indicator.

The battery charger automatically adjusts the voltage to match the surrounding temperature. it comes with reverse polarity protection to prevent the battery from draining once full. Additionally, the Deltran 1.25 amp battery tender comes with an 80-hour timer and strong chassis.  

With a quick connection and disconnection harness, this unit can reach wherever you want it. The most outstanding feature about this unit is its 10-year manufacturer warranty that no other manufacturer offers.


  • Automatic switch between modes
  • Safety reverse polarity protection
  • Works on all types of batteries
  • Convenient use


  • Might not hold up for long
  • Warranty requires an evaluation fee

Schumacher SC-1200A/CA SpeedCharge Battery Charger

This is the second model from Schumacher, however, this one comes with a fully automated microprocessor control. The Schumacher SC-1200A/CA SpeedCharge has 6v/12v automatic voltage detection and a digital display. This allows knowing the status of your charge.

Its reverse hook-up protection keeps the unit safe in case clamps are reversed. Compatibility with deep cycle, gel cell, and AGM batteries makes this charger a must have. The Schumacher SC-1200A/CA SpeedCharge is very portable.

The unit comes with retractable handles. These work as a cord wrap for the power cord and as 50 amp clamps. Schumacher offers a 2-year warranty for this product from its date of purchase.


  • Meets green standards
  • Reverse hook-up protection for safety
  • Multiple stage charge for the safety of battery life
  • LED display for charge status
  • Automatic operation with microprocessor control
  • Float mode for optimal charge
  • Automatic voltage detection
  • No user manual
  • Possibility of battery discharge

NOCO Genius G3500 Battery Charger Maintainer

This charger has safety features for protection when left unattended for long periods. The unit monitors battery activity and charges only when required. There’s additional technology to prevent the charger’s alligator clips from sparks. Its reverse polarity feature protects the battery from wrong clip posts.

The NOCO Genius G3500 has a single button. This mode button is for selecting the type and size of the battery to charge. There’re 4 LEDs atop the front panel for alerts about the charging process. A standby LED alerts on a full charge and the battery goes into sleep mode.

When accidentally unplugged or during a power loss, this smart charger remembers the previous settings. The memory feature and zero overcharging ensure charging the battery without worry about charging for an extended period.


  • Water, shock, dust, and dirt proof rugged design
  • 5-year manufacturer’s warranty
  • Lightweight and portable
  • Repairs dead batteries
  • Offers diagnostics of the battery


  • Recovery mode might fail sometimes

CTEK Multi US 4.3 12V Battery Charger

The CTEK Multi US 4.3 12V comes with premium quality technology synonymous with the CTEK brand. This unit comes in handy to solve a multitude of battery problems and for high demand tasks.

This charger has a diagnosis feature to reveal whether the battery is receiving and retaining a charge. It also has a special reconditioning feature to restore stratified and discharged batteries. There’s also a unique maintenance charge mode to optimize charging in winter.

The unit has LED display to follow the charging process. With automatic 8 step charging, the CTEK Multi US 4.3 12V Charger offers various charging rates with the maintenance of up to 160 Ah. This unit comes with a 5-year manufacturer warranty.


  • Splash and dust proof
  • Reverse polarity protection
  • 8 step charging for optimized battery life
  • Reconditioning of discharged batteries
  • Auto-detection of battery end life
  • Patented desulphation to extend battery life


  • Could use more durability
  • Short cable
  • Clamps are not sturdy enough

Final thought

No one would enjoy finding themselves with a flat battery in the middle of nowhere. The best way to counteract this is by keeping a charger handy. Guess you’ve picked a leaf from our review to help you select the right charger to keep your battery going.

Choosing a charger depends on factors like purpose, size, and budget. If you have a lot of other equipments that need charging, then a charger like the NOCO Genius G3500 is your best bet. Other considerations when buying a charger include safety protection from reverse polarity and hook up.

Overall, it’s up to you to invest a charger after a careful assessment of your needs. A charger with extra features makes a better buy. Look for features such as portability, warranty, cable, charging steps, and automatic microprocessor. This makes models such as Schumacher SC-1200A/CA SpeedCharge worth your grind.

The features of a charger and brand reputation significantly determine the cost of a unit. Therefore, ensure to invest in a unit that offers the best service without going for the cheapest.