Why New Car Batteries Are So Expensive – NBC 5 Dallas-Fort Worth


If you’ve had to replace a car battery in the past few years, you’ve probably noticed that it has gotten more expensive. In fact, battery prices have increased over the past decade. Consumer reports research the reasons for the price increase and suggest ways to save money.

You probably grew up with a battery such as a lead-acid or “flooded” battery. But many new cars are now equipped with Absorbed Glass Mat (AGM) batteries. Some lead-acid batteries have been improved with advanced materials and design, but the other type, AGM batteries, use a glass mat separator to allow an electrolyte solution to move between the thin plates of the battery. battery. This makes them well suited to repeated oil changes and refills.

Why are automakers using these new, more expensive batteries? Today’s high-tech cars need more electric power. As vehicle technology evolves, cars need more and more electrical power to operate functions such as today’s stop / start technology, safety and convenience functions, and all additional sockets that charge our devices.

Unsurprisingly, these upgraded batteries also come with an upgraded price tag. AGM batteries can cost anywhere from $ 200 to $ 300, which is twice as much as traditional lead-acid batteries, so you need to make sure you buy one that will last.

Consumer reports puts the batteries through a, well, a battery of tests, simulating a vehicle cranking a thousand times, in warm and cold weather.

And remember, Consumer reports said, you don’t have to buy a battery from a car dealership or specialty store. Buying from a big box store can save you money, and often auto parts stores will even install it for you. And there is no need to buy the most expensive replacement battery. Consumer reports tests show that some lead-acid batteries work almost as well as AGMs but cost much less.

Consumer reports also says that you need to replace your car battery with the same size and type, but you can switch from traditional battery to AGM model.

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