How long do car batteries last?

The average car battery life is about three to five years. Some batteries can last significantly longer, however, if they are treated well and kept in a relatively stable environment. Many batteries sold today will include a three-year or 36-month warranty, although some will have warranties lasting significantly longer, such as 80 months.

How long can a car battery last on a shelf?

Less than six months might be the limit that a car battery can last on a shelf and still start your car. Even if batteries were left on the shelf for just five months, they could already be dead. In a single month, a car battery could lose 5% of its charge sitting on a shelf.

How long can a car battery last without a charger?

If you keep your car in storage without the battery on a charger, it could fail prematurely. On the other hand, with proper care, you could get more than five years out of the new battery. Additionally, the car battery lifespan also depends on what type of vehicle you drive and the brand you choose.

How often do car batteries lose charge?

Car batteries on the shelf lose about 5% of their charge every month, and they get permanent damage if they ever drop to 75%. Batteries need electricity. From the day they’re made, car batteries start to degrade — until they get recharged. Boosting a battery turns back the clock, giving you a longer battery lifespan overall.

What is a car battery used for?

Car batteries provide a vehicle’s life force. We rely on them to get our cars started and keep them running, to power helpful onboard accessories and even to charge electronic devices. So, how long does a car battery last?

What factors affect the life of a car battery?

There is no simple answer, but based on decades of industry experience, we know that three key factors affect the life of a car battery: time, heat and vibration. Batteries gradually deteriorate until they can no longer provide enough power to start an engine.