Best Trolling Motor Battery: Top 4 Picks for Dependability & Performance

Last updated:
Best Trolling Motor Battery

When choosing the best trolling motor battery for your needs, it’s essential to consider factors such as battery type, capacity, weight, and longevity. Additionally, you should pay attention to the compatibility of the battery with your trolling motor and any specific charging requirements. These details will make a significant difference in your overall satisfaction with the product and directly impact your ability to utilize your trolling motor at its full potential.

After conducting rigorous research and testing, I have identified a select few trolling motor batteries that stand out in their ability to deliver power, maintain efficiency, and keep your trolling motor running smoothly. I will guide you through the top choices on the market in the following section, ensuring that you can make an informed decision when selecting the best trolling motor battery for your needs.

Best Trolling Motor Battery – Top 4 Reviewed

I’ve gathered a list of the best trolling motor batteries available on the market for you below. Enjoy your fishing trips with confidence, knowing that these batteries will provide optimal performance and reliable power for your trolling motor.

Weize 12V 100Ah Deep Cycle Battery

Weize 12V 100Ah Deep Cycle Battery

The Weize 12V 100Ah Battery is an excellent choice for those seeking a reliable and long-lasting power source for trolling motors and various off-grid applications.


  • Maintenance-free design with AGM technology
  • Wide operating temperature range
  • Long lifespan compared to flooded batteries


  • Heavy and bulky
  • Optimal performance requires proper temperature management
  • May not provide full capacity as claimed

I recently tested the Weize 12V 100Ah Deep Cycle Battery on my trolling motor, and I must admit that I was impressed with its overall performance. The maintenance-free design, thanks to the absorbent glass mat (AGM) technology, saved me from dealing with acid leakage or frequent upkeep.

When it comes to the operating temperature, this battery covers a wide range, with a charging temp of 14℉ to 122℉ and a discharging temp of 5℉ to 122℉. I used it in various weather conditions and the battery held up well. Keeping the battery at its best operating temperature of 77℉ is important for prolonging its life.

Another aspect I appreciated was the longer lifespan compared to flooded counterparts. With a lower self-discharge rate of 1-3% per month, this battery can be stored for extended periods without needing a recharge. However, keeping it charged and maintaining a proper temperature will help ensure a longer service life.

On the flip side, the Weize 12V 100Ah battery is quite heavy and bulky, making it slightly challenging to handle and transport. Additionally, I noticed that managing the battery’s temperature was crucial in achieving optimal performance. Without proper temperature regulation, the battery’s capacity may not be fully utilized.

While the battery supposedly has a high capacity, I found that it did not always provide the full 100Ah as claimed. This was not a deal-breaker for me, but it’s worth noting if you’re counting on every amp-hour for your specific needs.

Overall, the Weize 12V 100Ah Deep Cycle Battery is a solid choice for those in search of a reliable and long-lasting power source for their trolling motors, RVs, or off-grid applications. Keep in mind that maintaining the battery in proper conditions and tracking its temperature is key to maximizing its performance.

Mighty Max 12V 55Ah Trolling Motor Battery

12V 55Ah Power Boat Pontoon Electric Trolling Motor Deep Cycle Battery

I highly recommend the Mighty Max 12V 55Ah Trolling Motor Battery for its high performance and long service life.


  • Maintenance-free and UL certified
  • High discharge rate and deep discharge recover
  • Long-lasting performance in various temperatures


  • Heavy at 36.9 pounds
  • No wire harness or mounting accessories included
  • Requires initial trickle charging

When it comes to choosing a trolling motor battery, I recently tried the Mighty Max 12V 55Ah Power Boat Pontoon Electric Trolling Motor Deep Cycle Battery. Right off the bat, I appreciated that it’s a sealed lead acid (SLA) rechargeable battery that requires no maintenance, and it’s also UL certified.

In my experience, this Mighty Max battery showed a high discharge rate, which allows for sustained, efficient power while trolling. Its wide operating temperatures and long service life were definite advantages during my fishing trips, where the weather conditions varied. Another feature I found impressive was its deep discharge recovery, as it allowed me to recharge the battery quickly after long periods of use.

However, I noticed a few drawbacks with this Mighty Max trolling motor battery. For one, it’s quite heavy at 36.9 pounds, making it a bit cumbersome when carrying it on and off my boat. Although the battery pack and screws were included, I had to purchase a wire harness and mounting accessories separately, which was mildly inconvenient. Additionally, before using the battery for the first time, I had to put it on a trickle charge until it reached 100%, which took some extra time and planning.

Overall, despite its minor drawbacks, the Mighty Max 12V 55Ah Trolling Motor Battery provided reliable and powerful performance for my trolling motor. Its long-lasting service life and ability to function in various temperatures make it a great choice for those seeking a dependable battery for their boat.

Fukuai 12V 10Ah LiFePO4 Battery

Fukuai 12V 10Ah LiFePO4 Battery

The Fukuai 12V 10Ah LiFePO4 Battery is the ideal trolling motor battery, offering remarkable performance, a lightweight build, and great durability.


  • Exceptional deep cycle performance
  • Lightweight and compact design
  • Built-in BMS for enhanced safety


  • Charger not included
  • Some users may find terminals challenging to use
  • Only available in one size

I recently used the Fukuai 12V 10Ah LiFePO4 Battery on my trolling motor, and I was pleasantly surprised at its performance. Its deep cycle capability ensures long-lasting power, providing 2000+ cycles compared to just 300-500 cycles in traditional lead-acid batteries. The LiFePO4 technology also contributes to a lighter and more compact design, making it easy to carry and install.

One of the best features of this battery is its built-in BMS (Battery Management System), which protects the battery from overcharge, over-discharge, over-current, and short circuit incidents. This feature gives me peace of mind, knowing that the battery is safe to use and won’t be prone to any hazards.

However, I must mention that the battery charger is not included in the package, so you’ll need to purchase a LiFePO4-compatible charger separately. Additionally, some users may find the F2 terminal a bit challenging to use, especially when tightening the bolts that hold the cable lugs.

Another minor drawback is that the Fukuai 12V 10Ah LiFePO4 Battery is only available in one size, which may not suit the needs of all trolling motor users. Nevertheless, considering its excellent performance, safety features, and lightweight design, this battery is undoubtedly a worthwhile investment for those seeking a reliable and long-lasting trolling motor battery.

ECO-WORTHY Portable 12V Lithium Battery

ECO-WORTHY Portable 12V Lithium Battery

The ECO-WORTHY Portable 12V Lithium Battery is a reliable choice for those seeking a lightweight and compact trolling motor battery with impressive performance.


  • Compact and portable design
  • Built-in BMS for comprehensive protection
  • Ideal for various outdoor applications


  • Connectors could protrude more for easier cable attachment
  • Some users experienced charging issues
  • 4000+ cycles may not be accurate for all usage patterns

When I first held the ECO-WORTHY Portable 12V Lithium Battery in my hands, I noticed how portable and compact it was, making it easier for me to take it outdoors. It came in a size of 5.87 * 5.98 * 10.08 inches, reducing 30% in volume compared to similar products. What’s even more impressive is the battery’s ability to power my fishfinder, trolling motor, and other outdoor appliances like RV, boat, and marine systems.

The battery features a creative design with heat emission holes, which aid in keeping the battery cool during operation. It has M5 terminals and a DC 5.5 * 2.5mm port, allowing me to charge and discharge simultaneously. This, in conjunction with its built-in Battery Management System (BMS), protects the battery from overcharge, deep discharge, overload, overheating, and short circuits while ensuring excellent cell balance.

However, I found that connecting the battery cables wasn’t as seamless as I had hoped. The connectors could benefit from sticking out a bit more for easier attachment. Also, a few users experienced issues with the battery holding a charge or needing multiple chargers, which is worth noting.

Overall, the ECO-WORTHY Portable 12V Lithium Battery boasts impressive performance in a compact and lightweight design. Although it has a few drawbacks, it is a reliable option for users looking for a portable and efficient trolling motor battery.

Buying Guide

When it comes to choosing the best trolling motor battery, there are several factors I consider to ensure I make the right decision. A well-selected battery will be efficient, long-lasting, and perfectly suited for my needs on the water.

Firstly, I consider the battery type. There are three main types of batteries suitable for trolling motors: flooded lead-acid, absorbed glass mat (AGM), and lithium-ion. Each type has its advantages and disadvantages:

  • Flooded lead-acid batteries are typically the most affordable option but require regular maintenance and are sensitive to vibration.
  • AGM batteries are more expensive but require virtually no maintenance and are more resistant to vibration and temperature fluctuations.
  • Lithium-ion batteries are the most expensive but provide the best performance, longevity, and are significantly lighter than the other two types.

Next, I focus on capacity and runtime. I determine how long I usually spend on the water and what my typical power requirements are. The capacity of a battery is measured in amp-hours (Ah). A higher amp-hour rating means the battery can deliver more power for a longer time. I make sure to select a battery with enough capacity to provide sufficient runtime for my activities.

An essential factor to consider is the weight and size of the battery. Trolling motor batteries can be quite heavy, especially flooded lead-acid and AGM batteries. Since weight affects the boat’s performance and stability, I try to find a balance between battery capacity and weight. This is where lithium-ion batteries have a significant advantage due to their lightweight nature.

Lastly, I consider the battery’s charging capabilities. An ideal trolling motor battery should have an efficient charging system that quickly charges the battery while not in use. I also ensure the battery has an appropriate charging connector compatible with my charging equipment.

In conclusion, to choose the best trolling motor battery, I take into account battery type, capacity and runtime, weight and size, and charging capabilities. By considering these factors, I am confident I will select the product best suited for my needs and enjoy my time on the water.

Frequently Asked Questions

What is the ideal battery type for a trolling motor?

In my experience, the ideal battery type for a trolling motor is either an Absorbent Glass Mat (AGM) or a Lithium battery. AGM batteries are relatively affordable and low maintenance, while lithium batteries offer longer life cycles and faster charging times. Both options are lightweight and suitable for powering a trolling motor.

Which battery brands are best for trolling motors?

The best battery brands for trolling motors include Optima, VMAX, and Interstate batteries. These brands have consistently shown to deliver reliable power, durability, and performance suitable for such specific needs. It’s always a good idea to read reviews and gather personal opinions before making a purchase.

How to choose the right battery size for my trolling motor?

To choose the right battery size for your trolling motor, you should consider the motor’s power requirements or thrust, the battery capacity (measured in Amp-hours), and how long you plan on using the motor. Calculate your total energy consumption and select a battery that can provide sufficient power for that duration.

What features are important in a trolling motor battery?

Important features in a trolling motor battery include:

  • High energy capacity (Amp-hours) to ensure long runtime
  • Adequate discharge rates to handle the motor’s power draw
  • Low self-discharge to maintain stored energy during periods of inactivity
  • Resistance to vibrations and shocks that can occur while on water
  • Sealed construction to prevent leaks or spills

AGM vs. Lithium: Which is better for trolling motor use?

The choice between AGM and lithium batteries for trolling motor use depends on factors such as budget, required performance, and personal preferences. AGM batteries are generally more affordable with a low-maintenance approach, making them a popular choice. On the other hand, lithium batteries provide a longer life cycle and quicker charging times but come at a higher upfront cost.

How to maintain trolling motor batteries for longer lifespan?

To maintain trolling motor batteries for a longer lifespan, follow these tips:

  1. Regularly check and clean battery terminals to prevent corrosion
  2. Charge batteries promptly after use to avoid deep discharges
  3. Store batteries in a cool, dry location away from direct sunlight
  4. Keep the batteries properly secured to avoid movement during transportation
  5. Periodically check the battery voltage to ensure it’s within the recommended range
Photo of author


I am an experienced captain with over 6 years of experience navigating the waters of the North Carolina coast and the Chesapeake Bay. I am the founder of Vanquish Boats, a leading resource for boating enthusiasts seeking to learn more about boating safety, navigation, and maintenance. Whether you're a seasoned boater or a novice just starting out, you're in the right spot to get the most out of your time on the water.

Leave a Comment