A Review Guide To Finding The Best Car Battery Possible

A Review Guide To Finding The Best Car Battery Possible

When it comes to finding the best car parts, it can be a bit of a challenge to ensure that you get the right product. It is not as if car parts are products that can simply be tried out in your car and then returned if you don’t like them. You will have to do everything that you can to make an educated purchase.

Of course, the only way to be sure that you’re making a purchase with all of the needed information is to do your research. Unfortunately, there isn’t too much info online about car parts like batteries, so we’re hoping to change that. Over the course of this guide, we’ll be covering how to find the best car battery.

Things To Know Before Finding Best Battery For Car

First off, let’s lay out some groundwork so that we can make sure that all of our readers can follow along without any issues. There are a few things that a car battery is meant to do, and you may be wondering why it would be necessary if your car is technically powered by an internal combustion engine.

Unfortunately, the power that is produced by your engine mostly goes towards making the wheels of your car spin as converting it to electrical energy would often be less efficient than using a battery. For this reason, many of the electronic parts of your car are powered by the battery.

Everything from your headlights to your starter is powered by the battery in your vehicle, and they can't work without it. Your car battery is one of the most critical components in your car, and it is not very similar to the types of batteries that we used in everything else due to different composition.

Car battery.

Historically, the most popular options for car batteries have been lead-acid batteries, which require a little more responsibility than other batteries when they are being handled. The acid in a lead-acid battery is not something that you want to be exposed to, so there is never a reason to fiddle around with a car battery.

Of course, as time has gone on, different materials have been used as a power source in car batteries, but lead-acid batteries are still seeing widespread use. Of course, it is likely that you are more concerned about the practical aspects of the car batteries that you can choose from instead of what they are made of.

We'll be discussing everything that you need to know so that you can purchase the ideal car battery for your needs. We understand that finding the right battery can be a bewildering experience, mainly if you have never bought one before, and this isn't exactly the type of purchase that someone plans out.

Best Car Battery

Winner - Optima Batteries 8004-003 RedTop Starting Battery


  • check
    Features 12 volts and 800 amps (cold cranking)
  • check
    Features dual posts for SAE and GM
  • check
    Versatile battery can be used for a wide range of applications
  • check
    Provides a more powerful starting burst than the competition
  • check
    Spillproof design means more versatility in installation
  • check
    The maintenance-free design makes this battery more convenient
  • check
    Faster to recharge than many competing products
  • check
    Features 15 times more vibration resistance than competing products

If you’re in the market for the best starting battery around, Optima has you covered with this model. This battery is part of their RedTop series, which is designed for use with most cars, motorcycles, and quite a bit more equipment that needs a bit of a kick so that it can get started.

Since this battery is designed to be used in high-intensity setups like hot-rods and powerful trucks, it is intended to be able to resist the vibrations that are common in their engines. In fact, this battery features around 15 times more vibration resistance than other products that we would compare it to.

In addition to this battery’s extreme resistance to the forces it is subjected to by engine vibrations, you will find that it also has a spillproof design. No matter which way you choose to place this battery, it will be nearly impossible for it to come apart and empty out its contents into your engine bay.

Optima Batteries 8004-003 34/78 RedTop Starting Battery

source: optimabatteries.com

This battery is also a maintenance-free design, making it an excellent choice for those who are new to aftermarket batteries, and you can even install it yourself with relative ease. Of course, we would highly recommend knowing exactly what you are doing before deciding to install a new battery in your vehicle.

If this battery runs out of charge, you will have few issues getting it recharged as you won’t have to wait anywhere near as long as you would have to with another battery. Of course, this product will only need to be recharged if you are using it for a high-intensity application beyond simply starting your car.

Overall, this is a battery that is designed to be more reliable than most batteries that will come stock with cars and trucks. If you are wondering what is the best car battery, you can rest assured that this model from Optima Batteries is one of the better options that you will come across in terms of reliability.

Runner Up - Odyssey PC680 Battery


  • check
    Features an expected service life of three to ten years, depending on application
  • check
    Comes included with a 2-year full replacement warranty
  • check
    Features a cycle life that is 70% longer than many competing products
  • check
    Capable of up to 400 cycles, improving its reliability immensely
  • check
    Provides more stable voltage at high rates than the competition
  • check
    Can be fully recharged in around 4 to 6 hours
  • check
    Features a spillproof design which allows for much more flexible mounting
  • check
    Features extreme temperature tolerances for use in high-power engines
  • check
    Vibration resistant design helps this battery work in harsh environments

While the Odyssey PC680 is the runner up to the previous model from Optima Batteries, these products are so similar that it was tough to choose a clear winner. In the end, a few minor aspects helped make the Optima the winner, but that doesn’t make the PC680 a bad battery by any stretch of the imagination.

Much like the previous model, this battery is designed to be used in high-intensity applications where the battery may not necessarily be able to withstand the forces that it is subjected to. For example, this battery features a spillproof design, much like many modern batteries meant to be used in such a way.

Odyssey PC680 Battery

source: shop.odysseybattery.com

The spillproof design means that you have flexibility when it comes to choosing a mounting point for your battery, a feature that is necessary for engines with aftermarket modifications. If you have improved your vehicle's engine yourself, you may not have quite as much space in it for your battery.

Aside from being spillproof, this battery is also designed to be highly resistant to extremes of temperature, so it can be exposed to the heat that is present in the most powerful engines. As you can guess, this combination of features makes this battery ideal for hot-rods and other high-powered vehicles.

Another feature that makes this battery more resilient to the forces that it will be subjected to while in use is its vibration resistance. Nobody wants their battery to stop working because of excessive vibrations, and you don't have to worry about that when you purchase an Odyssey PC680.

I’m often asked who makes the best car battery when it comes to extreme engine conditions, and I would have to argue that this model can beat any other choice. It also helps that this model comes included with the best car battery warranty. While the PC680 loses out on a bit of versatility, it exchanges it for the title of the hardiest car battery on the market.

Alternative - ACDelco 94RAGM Professional Automotive Battery


  • check
    Features negative paste with high density for improved performance and battery life​​​​
  • check
    Features a vent cap so that acid is less likely to leak from it
  • check
    Made of silver-calcium stamped alloy for improved reliability and cycle life
  • check
    Positive grid is made out of calcium-lead for lowered resistance
  • check
    Makes use of a Robust Envelope Separator for improved acid circulation
  • check
    More acid circulation improves battery cooling, further increasing reliability
  • check
    Features terminals that are designed to resist corrosion

If you ask anyone about the best car battery brand, you will likely hear ACDelco as a response more than anything. This doesn’t necessarily have to do with the quality of their products (not that ACDelco sells bad batteries) but more to do with the fact that they are the most recognizable name in the industry.

Does this battery stand up to the standards of the company that is known for making the ideal car battery and best car battery charger? We're glad to report that the 94RAGM indeed does precisely what you would expect from a product that is manufactured by such an established company in the automotive world.

One of the most significant challenges you will face if you live in a more northern state is finding the best cold weather car battery. This product's usefulness as the best car battery for severe weather is part of the reason why it earned its place on this list, as it will not have issues functioning during the winter.

ACDelco 94RAGM Professional AGM Automotive BCI Group 94R Battery

source: acdelco.com

Of course, even if you live in a more temperate area of the world, you will find that this car battery is designed to be as reliable and efficient as possible. Both the negative paste and the positive grid in this battery have been made out of improved materials so it can provide all of the energy that you need.

For example, the high-density negative paste helps make this battery last longer while increasing its power output at the same time. On the other side, the positive grid in this battery is made of an advanced stamped silver-calcium alloy so that the battery can last longer in both the short-term and the long run.

In addition to everything else, this battery also features a Robust Envelope Separator that helps the acid flow more evenly throughout the battery for improved cooling and service life. Overall, this is the best car battery for those who want a mix of reliability and improved power flow.

Best Car Audio Battery

Winner - Optima Batteries 8040-218 D35 YellowTop Dual Purpose Battery


  • check
    Capable of starting in colder conditions
  • check
    Features over 15 times more vibration resistance than comparable designs
  • check
    Maintenance-free design makes this battery last longer than competition
  • check
    Spillproof design improves this battery’s flexibility in mounting
  • check
    Capable of over 300 recharge cycles for improved long-term use
  • check
    Spiral Cell technology makes this battery both lighter and more efficient
  • check
    YellowTop series is designed for use with expanded audio systems
  • check
    Also versatile enough to be used in dragsters and race cars

Let’s move on to our first car battery review for cars that have improved sound systems. Of course, to use any of the following batteries, you don’t necessarily need to have an aftermarket sound system in your car; you can have a host of electronics like DVD players, lighting, and much more.

Optima Batteries has three series of batteries, and their YellowTop series is designed for vehicles that have expanded electrical needs beyond what you would use in a stock vehicle. This is what makes this the best car battery for those who need the extra power for more powerful drivers in the sound system.

As with all of the other batteries that you will find from Optima, this model makes use of Spiral Cell technology, which lets you get more amps and voltage out of a physically smaller battery. Since this model is more capable than similarly-sized batteries, it is an excellent choice for vehicles with smaller engine bays.

Optima Batteries 8040-218 D35 YellowTop Dual Purpose Battery

source: optimabatteries.com

Of course, while we are on the topic of mounting, we would be remiss not to mention that this battery is capable of flexible mounting thanks to its spillproof design. In addition to being resistant to spills, this battery can also hand 15 times more vibrations than comparable designs.

As you can see, the YellowTop is meant to be used in applications where there is either quite a bit of power draw, some intense operating conditions, or even both. Few batteries can be found for such a reasonable price and still accomplish the tasks we just mentioned without eventually malfunctioning.

Due to this model's expanded capabilities at a lower price point than you would typically expect, you will find that it is a serious contender for the title of the best car battery for the money. If you have an expanded sound system in your car, additional electronics, or you just need a lot of starting power, this is an excellent option.

Runner Up - Kinetik HC600 BLU Series Car Audio Battery


  • check
    Versatile design allows it to be used as either an audio power cell or a starter battery
  • check
    Sealed AGM (absorbed glass mat) battery composition
  • check
    This product is designed to function ideally with 600-watt sound systems
  • check
    Spillproof design means that you can mount this battery in any way you please
  • check
    Maintenance free design helps make this battery more reliable and easier to use
  • check
    Features a fast recharge and discharge speed
  • check
    Comes included with a one-year warranty
  • check
    Lower equivalent series resistance than comparable designs

If you are looking for a less versatile option than the previous battery from Optima, and you would rather find the best car battery for audio systems in specific, then this is the right product for you. The HC600 is manufactured by Kinetik, the company responsible for the batteries that power the world’s “loudest” car.

Since this manufacturer has experience making power cells that are specifically designed for use with car audio systems, we had high hopes when we first tested this product out, and we were impressed. This battery is so effective at running the sound system in a car that it can even be used as a starter battery if needed.

Kinetik HC600 BLU Series 600-Watt 12-Volt High Current AGM Car Audio Power Cell Battery

source: globalcarsbrands.com

The secret to this battery is a relatively simple design that makes the most of what it has available. For example, this model was engineered to feature a much lower ESR (equivalent series resistance) than other products, allowing it to provide more power in a much smaller package than other batteries.

The compact size of this battery makes it an excellent choice of backup battery if you are planning to dedicate it solely to your sound system. You will likely have to get creative with your mounting positions if you are looking to use this battery at the same time as another one used to power your starter.

In addition to being more potent than you would expect for a battery of this size, this product is also much more reliable than comparable designs. Most audio batteries are designed with poor standards, and they tend to stop working sooner than starter batteries, but that is not the case for this one.

If you are looking for the best car battery to run a sound system or other electronics, this Kinetik HC600 might just be the right model for you. While this battery is not free of minor issues, it is relatively perfect for the applications that the designers had in mind when they were engineering it.

What Features To Look Out For


When purchasing your car battery, you will have to account for voltage, as that will give you an idea of how well you can expect the battery to operate. Voltage is the measure of power that is packed into a battery; if you imagined the wires in your car as pipes, the voltage would be the water pressure.

Almost every car battery needs to have a voltage of over 12.6 volts when it is at full charge, and most of them will operate at somewhere around 13.5 volts at max load. If you are going to be putting more strain on your battery, you will need a model with improved voltage but also heightened amperage.

Correct Size

Of course, the most crucial thing that you should consider before even thinking of buying your car battery is its size. The last thing you want to do is purchase a car battery that is either too small or too large to fit into your vehicle and then be stuck with a battery that you can’t even use.

Different car batteries.

The easiest way to figure out the size of battery that fits into your car is by taking a look at the battery that was previously installed and getting one of the same class. Keep in mind that the size of your battery will also end up affecting many other aspects like the power, longevity, and price.

Type Of Battery

There are many different battery types to choose from, from motorcycle batteries to those that are designed for use with sound systems. Figure out what you need your battery for and pick one that suits those needs.

How Well Does It Deep Cycle

A deep cycle battery is one that can be used for many charges without losing too much effectiveness. Deep cycling is necessary for automotive batteries as a model that would only last for a single charge would be an immense waste of money.

How Easy It Is To Install

You will also want to try and find a battery that is relatively easy to install. Having to pay someone to install your battery may be easier, but it will end up unnecessarily increasing the cost of your purchase, so you will want to choose a model that is easy and safe to install on your own.

How Long Will It Last

Making sure that your battery can last a long time will reduce the amount of money you spend on replacements in the long run. The length that a battery can last is usually measured in cycles due to them having different expected lifespans when used at different intensities.


A warranty is indirectly related to how long you can expect your battery to last. Most batteries will come with a warranty that is one or two years long, and a longer warranty is obviously preferable.

Porsche 911 on the road.


We hope that our guide to finding the best rated car battery on the market has been able to help you out. While getting the right automotive supplies over the internet can be a bit of a challenge, reviews can always give you an idea of what to expect. Thank you for taking the time to read this article.

Leave a Comment: