By Erik Watkins

How Much Does A Car Battery Weigh? How To Check?

Last updated: May 11, 2023
How much does a car battery weight

Car batteries are essential for the effective operation of every automobile, whether a gasoline or electrical system powers it. What effect does weight have on a car battery? How to determine its weight?

How Much Does A Car Battery Weigh? 

Typically, a car battery will fluctuate around 40 pounds. However, depending on the battery type, they have different weights.

Lightweight Batteries

A lightweight battery usually weighs 10 to 20 pounds. It is ideal for operating compact automobiles.

Aside from being lightweight, they may also provide excellent performance. Therefore, these batteries are suitable for automobiles that want to save power while still functioning well.

Lithium-ion technology is commonly used in the production of lightweight batteries. Because lithium is lower in weight, it offers extended operating times in the electric golf caddie. Besides, it can minimize damage to external elements like tires, joints, and spindles.

However, you must take extra precautions while picking a lightweight battery and double-check its energy supply to avoid unintentionally buying the one that is too tiny.

Standard Batteries

The standard car battery weight is around 40 to 60 pounds. The type of the vehicle frequently determines the battery size and the quantity of energy required.

Several well-known brands, such as Die Hard, Ever Start, True Start, Equalizer, and Duralast can delight you. Other names may not be appropriate for your vehicle, so check the requirements carefully before ordering the goods.

Empty Batteries

Empty batteries do not contain any lead-acid or lithium-ion batteries. For normal or heavier versions, they usually weigh approximately 15 pounds. Lighter models may fluctuate around 6 or 7 pounds.

See more: How Long Does It Take To Charge A Car Battery

How To Determine The Weight Of A Car Battery? 

Check The Battery Size

How To Determine The Weight Of A Car Battery

The size of the battery is an important element in evaluating its poundage. 

Larger batteries are typically utilized in vehicles with greater engines that require more energy to handle properly. If you own a vehicle like that, the large car battery weight may reach over 40 pounds.

The size of your car’s battery category can be found in the product’s guidance. If you can’t find it, you can use the online reference guidelines given by dealers on their site to identify the suitable battery pack size for your vehicle.

Typically, the manufacturer will offer detailed information about group sizes of common batteries

You can rely on this parameter to know the weight of the battery. For example, size 65 refers to large-bodied Ford, Lincoln, and Mercury vehicles, measuring 40 pounds. 

Check The Battery Type

Normally, checking the battery type also helps the buyer know the battery’s weight.

For example, the fundamental type is the Starting, Lighting, and Ignition. These are common batteries for automobiles in the market, readily delivering overall power. When you purchase these batteries, their weight will range between 40 and 60 pounds.

Besides, Lithium-ion or Li-ion batteries are among the top choices of electric car users. The main reason is that their lifespan is longer than others, and they can handle many vehicles. Besides, the special feature of this battery is that it has many different weights.

For example, Lithium-Ion group 24 weighs 25 pounds. On the other hand, Group 8D of the same sort is 72 pounds, whereas Group 27 measures 35 pounds.

Check The Battery Label Or Packaging

The battery weight may be found by inspecting the label or packing on the battery. The label will normally let you know how many pounds the battery takes and other available details.

You can consult the agent’s handbook if the label has worn down.

Why Does The Weight Of A Car Battery Matter? 

A car battery weight may impact your vehicle’s performance more than you imagine. You should purchase one around the same size or weight as the old model as it is most suitable for your car.

Regardless of automobile types, the distribution of battery weight may significantly influence the operation of your automobile. An overly hefty battery might prevent it from functioning properly, especially if your automobile is compact. 

If you’re concerned, obtaining a battery that’s too weighty may be just as damaging to your vehicle as having one that’s too light.


Why Are Car Batteries So Heavy?

The first reason a car battery is heavy is that it contains a lot of lead, which is 11 times denser than water. There are normally six units of lead cells in a heavy battery of a conventional automobile.

Besides, manufacturers frequently design batteries with special materials to withstand severe weather, thereby increasing the weight. When the temp decreases to very low, the available amps from a battery can help the car operate well. Meanwhile, high heat will cause the internal liquid to evaporate, which does no good for the vehicle.

When Do You Need To Replace Your Battery?

One of the signals that it is time to change the batteries is when your automobile has been running for an extended period in inclement weather. 

When the heat starts draining the moisture in your battery’s body system, it’s time to replace the battery. This evaporation can potentially cause deterioration of this part.

The next clue that you should replace it right away is in case your automobile won’t start. Rattling noise when starting the automobile or twisting the steering wheel indicates an issue with the battery. 

Consider taking your automobile to a professional for mechanism maintenance or replacement before it breaks.

How Long Do Car Batteries Last?

In general, the car’s battery calls for a replacement every three or four years after being used. 

Even if you don’t need to change your battery yet, having it examined and evaluated is typical for your maintenance procedure every three years.


Overall, car battery average weight is around 40 pounds. However, depending on the battery type and size, the weight of the battery is divided into many types: lightweight, standard, and empty. Each type will fit different car models.

Automotive Mechanic at PowerAll

With 7 years experience in management positions leading automotive mechanics at PowerAll, Erik Watkins wishes to share useful knowledge and information about automotive mechanical equipment.


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