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Optima Blue Top D34M Review

Optima Blue Top D34M Review

If you’re looking for a battery that is designed for high-performance vehicles, the Optima Blue Top D34M is an excellent option. This battery has been engineered to provide superior cranking power and deep cycle reserve capacity. In this article, we will answer some of the most common questions.

Optima OPT8016-103 Batteries D34M BlueTop Starting and Deep Cycle Marine Battery

Optima Blue Top D34M ReviewOptima Blue Top D34M is a 12-volt marine battery with 750 CCA and 55 Ah reserve capacity. It is meant for use in boats and other watercraft, as well as motor homes. Even in the most severe weather, this battery provides dependable starting power.
It is a great option for a marine battery because of its numerous characteristics. It also has a quake-proof design, which helps to minimize the effects of waves and other harsh water situations.

Optima Blue Top D34M User Manual

Having a problem? Download Optima Blue Top D34M instructions.

  • It may begin with full power in even the worst weather
  • It’s simple to move in any direction
  • 15 times more resistant to vibration
  • Keeps a reserve of 120 minutes
  • 870 Ampere Cranking Amps
  • Do not hold a full charge

Buyer’s Guide

How to Choose a Great Battery?

The answer to that question is not as simple as it may seem. There are a few factors you need to take into account when choosing a battery for your car.

The most important factor is, of course, the type of vehicle you have.
Different vehicles have different power requirements. Another factor you need to consider is the climate in which you live. If you live in a hot climate, you’ll need a battery with a higher cranking amp rating so it can start your car in the heat. [1]

Battery Type and Size

Batteries are available in a variety of forms and sizes, although flooded lead-acid batteries and sealed maintenance-free batteries are the most common. Flooded lead-acid ones are the most common kind of battery, but they need more attention than sealed batteries which are more expensive, but they need considerably less maintenance.

Battery Type and Size

The size of your battery will also be a factor to consider. If you have a smaller boat, you won’t need as large of a battery as someone with a larger vessel. It’s important to consult with an expert to find the right-sized battery for your needs.

The Optima Blue Top D34M Battery is one of the most popular automobile battery options. It’s a flooded lead-acid battery, which means it needs more care than sealed batteries. Even though it requires more attention, people still choose it because of its durability and reliability. If you’re looking for a battery that will give you years of trouble-free service, then the Optima Blue Top D34M Battery is a great choice.

It can be discharged and recharged many times without damaging the battery.

The Blue Top D34M has a capacity of 55 Ah (amp hours), which means it can store enough power to run your boat’s accessories for up to 55 hours.

The best way to decide which type of battery is right for you is to consult with a professional. They’ll be able to help you figure out which type of battery will work best for your car and your driving habits. [2]


The first thing you’ll need to do is remove the old battery from your car. This process will be different for every car, so consult your vehicle’s manual for specific instructions. Once the old battery is out, clean the area around the battery tray with a wire brush to remove any corrosion. This will help ensure that your new Optima battery has a good connection to your car.

Next, take a look at the Optima Blue Top D34M and compare it to your old battery. You’ll notice that the Optima battery has thicker positive and negative posts. This is intentional, as it provides a stronger connection for high-powered accessories like winches or stereos. If your car’s cables are too small to fit around the posts, you’ll need to replace them with thicker cables.

Now it’s time to install the new battery. Carefully lower the Optima battery into the tray and make sure that the posts are lined up with the corresponding terminals on your car. Once everything is lined up, tighten the hold-down clamps to secure the battery in place. Reconnect the negative cable first, followed by the positive cable. Make sure that all of the connections are tight to avoid any potential problems down the road.


And that’s it! You’ve now successfully installed your new battery. With its thick posts and high cranking power, you can rest assured that your car will start even in the most extreme conditions.


When purchasing a battery, the efficiency of the battery is one of the most crucial aspects to consider. The Optima Blue Top D34M is one of the most efficient batteries on the market, with a discharge rate of less than three percent per month. This means that you’ll get more power out of your battery over time, and won’t have to replace it as often.

Another crucial consideration is the length of time the plan will be in use. The Optima Blue Top D34M has a lifespan of up to ten years, making it one of the longest lasting batteries on the market.

Battery Performance

The Battery Performance is one of the main reasons to buy the Optima Blue Top D34M. It is a powerful battery with great features.

The capacity of the battery is 55 Ah, which means that it can provide up to 1000 watts of power. It also has a voltage of 12 volts and a cold cranking amps rating of 750 amps.

It’s a deep-cycle battery, which means it can be repeatedly discharged and recharged without harming the battery. In fact, Optima states that their batteries have a lifespan of up to three times longer than traditional lead-acid batteries. They are also excellent for use in RVs, boats, and other vehicles that will be subjected to severe heat and shaking.

Amp Hours

When it comes to batteries, amp-hours is a crucial consideration.

The Optima Blue Top D34M has a larger amp hour capacity than most other batteries available. This means that it may supply more power for longer durations of time. The battery’s self-discharge rate is also lower than other batteries, ensuring that it maintains its charge for longer. This is a crucial feature for people who do not drive their vehicles frequently or live in areas with extreme weather.

Reserve Capacity

The Reserve Capacity is the amount of time that a battery can supply a certain amount of power without being completely discharged. The Optima Blue Top D34M has a reserve capacity of 120 minutes. This means that it can provide power for up to two hours before needing to be recharged. This is an important feature for those who use their vehicles often or who live in areas with extreme temperatures. They can provide more power for starting engines in cold weather.

Cold Cranking Amps

The Cold Cranking Amps is the amount of power that a battery can provide when it is cold. The Optima Blue Top D34M has a cold cranking amps rating of 750 amps. This means that it can provide enough power to start an engine in cold weather. It is also important to note that the battery has a higher capacity than most other batteries on the market. This implies that it can deliver more power for longer periods of time.

Battery Life

One of the best features of the Optima Blue Top D34M is that it’s a maintenance-free battery. This means that you won’t have to add water to it or worry about any other type of upkeep. It’s that simple. You may install it and forget about it until the time comes to change the battery.

Another great feature of the Optima Blue Top D34M is designed to be discharged and recharged multiple times without damaging the battery. This makes it a great choice for those who need a reliable battery for their boat or RV.

If you’re looking for a high-quality, durable, and maintenance-free battery, the Optima Blue Top D34M is a great option.
It’s perfect for those who have limited space in their engine bay and need a reliable deep-cycle battery.

Charging Recommendations

It is recommended that you charge your battery every 30 to 60 days. If you live in a hot climate, it is best to charge your battery every 30 days. If you live in a cold climate, it is best to charge your battery every 60 days.

To get the most out of your Optima Blue Top D34M battery, it is important to follow these charging recommendations.
By doing so, you will extend the life of your battery and ensure that it always performs at its peak.


Warranty is important when it comes to car batteries.


The Optima Blue Top D34M offers a 24-month free replacement warranty, which is pretty standard for car batteries. But what sets the Optima apart is their pro-rated warranty, which means that if your battery dies after 24 months, you can get a prorated refund for the unused portion of the warranty.


Measures: 10 inches by 6.88 inches by 7.8 inches and weighs 43.50 pounds. It has a 12-volt DC output, a 750 CCA, and a 55 Ah reserve capacity. The backpack is also finished with an integrated carrying handle for simple transportation.

The Optima Blue battery is available in a range of sizes and configurations to fit different applications’ demands.


It is designed for use in boats and other marine vehicles, as well as RVs.

The battery is also equipped with a built-in carrying handle for simple transportation and comes in a variety of sizes and configurations to fulfill the demands of various applications.


The battery provides reliable starting power, even in the most challenging conditions. The battery is equipped with a number of features that make it an ideal choice for a marine battery. For example, the battery has a vibration-resistant design that helps protect against the damaging effects of waves and other rough water conditions. Additionally, the battery’s case is made from thick AGM material, which helps prevent leaks and corrosion.

The Optima Blue Top D34M is designed for starting and deep cycle applications. It is a maintenance-free, long-lasting battery.


It has a three-year warranty. This is a great battery for those who need a reliable and powerful battery for their boat, RV, or ATV.


How many amp-hours is an Optima Blue Top?

Depending on the model, Optima BlueTops have 55 or 75 amp-hour batteries. They’re spill-proof, airtight units that may be used inside lawfully. [3]

What is a D34M battery?

D34M is a type of Optima battery that’s designed for marine use. It’s a deep-cycle battery, which means it can be discharged and recharged multiple times without damaging the battery. The D34M is also a maintenance-free battery, so you don’t have to worry about adding water to it.

The D34M is another excellent option for Optima batteries, and it offers the same high-quality performance as previous versions.

What is an Optima Blue Top battery used for?

It can be used as both a starting and a deep-cycle battery, making it a versatile option for those who need a reliable power source for their boat.

It is also a good choice for RVs, due to its ability to withstand the vibrations of travel. It is important to note, however, that this battery is not meant to be used as a primary power source for an RV; it should only be used as backup power or for running accessories. [4]

How do you charge an Optima Blue Top Battery?

First things first: make sure that your charger is compatible with the battery. If it isn’t, then you could damage the battery or even cause an explosion. Once you’ve confirmed that your charger is compatible, connect the positive and negative terminals of the charger to the corresponding terminals on the battery.

Now, it’s time to start charging. This battery has a built-in charge indicator, so you can easily see when it’s done charging. When the indicator shows that the battery is full, disconnect the charger and you’re ready to go!

It’s easy to charge and has a long lifespan, so you can be sure that it will keep your car running smoothly for years to come.

Related Video: Optima Blue Top D34M vs NorthStar NSB-AGM-24M Battery Shoot Out


The Optima Blue Top D34M is one of the most popular marine batteries on the market for good reason – it’s reliable, powerful, and affordable. If you’re in the market for a new marine battery, we highly recommend giving the Blue Top D34M a look. It might just be exactly what you’ve been looking for. We hope you found this guide helpful and that it’s given you a better understanding of what this battery has to offer. Thanks for reading!


  1. https://www.ansys.com/blog/important-battery-metrics
  2. https://www.optimabatteries.com/product-categories/
  3. https://www.dxengineering.com/parts/ult-9016-103#:~:text=Optima%20BlueTops%20offer%2055%20amp,may%20be%20used%20indoors%20safely.
  4. https://uk.optimabatteries.com/en-gb/products/bluetop/detail/