Updated June 23, 2022 at 10:11 AM
Choosing the best trolling engine battery depends on more than just appearance. An excellent battery will fish all day without complaint. The wrong battery can leave you dead in the water. To choose the best, we have taken into account the cost, construction and performance of the batteries in the most difficult fishing conditions.
Our choices: The best trolling engine batteries
Best overall: Optima OPT 8016
The best in general
Why did he cut: Our choice for the best trolling engine battery Overall, Optima batteries are the best choice for reliable power in the worst conditions, from professional race car drivers to touring fishermen. This is because Optima uses their special Spiralcell and Pureflow technology to improve power management. This construction also makes the battery 15 times more resistant to vibration with three times more recharge than similar batteries.
- Weight: 43.5 pounds
- Dimensions: 10 x 6.88 x 7.8 inches
- Materials: Absorbent glass mat
- Spare capacity 120 minutes
- 55 ampere hours
- 15-fold vibration resistance
- 3-fold the number of refills
- 99 percent pure lead
A dual-purpose marine battery has two functions: start the boat engine and keep it running. The Optima OPT 8016 battery is the best in both tasks.
The famous blue tip battery uses proprietary Spiralcell and Pureflow construction to improve battery performance. Spiralcell uses stronger connections between battery cells to increase vibration resistance. For optimal energy efficiency, Pureflow uses the highest quality lead cells.
The Optima 8016 is fully enclosed so that it can be mounted anywhere. The battery is also maintenance free for years with reliable current. When it comes to deep-cycle marine batteries, AGM batteries, the Optima 8016 is hard to beat.
Best Deep Cycle: BassPro Shops Pro Series X900
The best deep cycle
Why did he cut: No one knows batteries better than Bass Pro Shops. The Pro Series X900 is the best marine battery for storage, vibration resistance and power. With 1080 amps at 10 hours capacity, the Pro Series X900 will last all day with 195 minutes of spare capacity. High quality construction and components allow the Pro Series X900 to be stored for one year without losing capacity.
- Weight: 60 pounds
- Dimensions: 12.44 x 6.77 x 8.75 inches
- Materials: Absorbent glass mat
- 1080 amps with a capacity of 10 hours
- Dual purpose
- Storage for one year
- Excellent guarantee
- Spare capacity 195 minutes
Bass Pro Shops X900 Pro is their best group 27 battery with deep cycle. With improved efficiency and conservation, Group 27 is estimated to fish all day and beat. The X900 Pro has a higher rating of cold shock and longer backup time than the lower priced models.
Best wet cell: Bass Pro Shops Deep Cycle 12 volts
The best wet cell
Why did he cut: A wet cell motor battery is less expensive than an AGM battery with similar power and size. Bass Pro Shops Deep Cycle 12 Volt is strong and powerful with one of the best guarantees. If the battery fails within the first 12 months, Bass Pro will replace it. Between one year and three years, they anticipate a refund. This guarantees three years of service from an excellent battery.
- Weight: 65 pounds
- Dimensions: 6.75 x 9.375 x 10.75 inches
- Materials: Lead Acid
- Double start cycle and deep
- Strong construction
- The best amplifiers with cold fixing
- Highest spare capacity
A wet cell battery is less expensive, but less powerful than a similar AGM battery. But the sacrifice in effect can be worth the money if you do not use the battery for long periods of time. With 575 amps with cold fixing and 705 amps with a capacity of 10 hours. For a smaller trolling engine, the Bass Pro Shops Deep Cycle 12 Volt is a solid battery at a great price.
Best Lithium: Tracker Marine Super High Output
The best lithium battery
Why did he cut: The latest trend for high power and low weight are lithium batteries. Lithium Tracker has a higher output and longer operation than other lithium batteries. To improve boat performance, the Lithium Tracker weighs 50 percent less than lead-acid batteries of similar size.
- Weight: 29.8 pounds
- Dimensions: 12.95 x 6.77 x 8.39 inches
- Materials: Lithium iron phosphate
- 5000 recharge cycles
- Highest point and continuous discharge
- It weighs 50 percent less
- More recharge cycles
- Continuous energy production
- Faster charging rate
The Battery Tracker Lithium Super High Output is ready for operation. Compared to a lead acid battery with an average of 270 recharges, the Lithium Tracker can be powered over 5000 times. This trolling motor battery also has a consistent output in its range, so it does not lose power when capacity is reduced. Best of all, a lithium battery weighs almost half as much as a lead-acid battery making it easier to handle and improving boat performance.
Best budget: VMAX MR127
Best for a budget
Why did he cut: For less money than other deep cycle batteries, you can get the same features with the VMAX MR127. At 100 ampere hours, the Group 27 deep cycle battery can power a trolling motor throughout the day. The electrolyte suspension system absorbs pollutants without pollutants for clean energy transfer. Heavy, tin alloy cells improve performance in floating or cyclic charging.
- Weight: 68 pounds
- Dimensions: 12.1 x 6.7 x 8.2 inches
- Materials: Lead Acid and AGM
- 100 ampere hours
- Improved power
- Strong construction
- Lower cost
The VMAX MR127 has the power, performance and build found in the most expensive AGM batteries at a lower cost. The AGM has the same charge and discharge rate and cold amplifiers as similar batteries. With a spare capacity of 200 minutes, the VMAX has plenty of power for trolling the engine, electronics and ignition.
To determine the best battery for the trolling engine, we looked at construction, performance, and cost. Jumping into a boat and spinning through the waves, a marine battery requires a lot of abuse. A deep-cycle battery with sharp lead cells and a sturdy box will avoid damage and corrosion. We also compared batteries from many manufacturers for longer spare capacity, higher cold-fixing amplifiers, and better recharging profile. You will be pleasantly surprised that the best trolling engine battery is not the most expensive. Many of the best features are available at a great value. You will appreciate our choices for the best trolling motor battery when you are fishing all day.
Things to consider before making your purchase
To power a trolling motor, first select a 12-volt deep-cycle battery. A deep cycle battery will hold a charge longer and will continuously discharge energy until it is almost dead. This makes a deep cycle battery perfect for running a trolling engine with the same power throughout the day.
Deep cycle wheeled motor batteries fall into three categories: flooded wet cells, absorbent glass mats (AGM) or lithium-iron-phosphate. Each has advantages and disadvantages.
Flooded batteries with wet cells are less costly, but they do not work as well as other choices. Wet cell batteries can leak acid, so they do not vibrate well and must be mounted in a level position.
AGM batteries are similar to flooded ones, except that they use a fiberglass mat to hold fluid in place. This allows the best AGM battery to be sealed against leaks. AGM batteries also have more mounting options, and they can beat. Performance is also better. In fact, the best AGM battery discharges energy more efficiently than a flooded battery with wet cells.
The latest and greatest trolling motor batteries are made from lithium-iron-phosphate. Unlike heavy and heavy batteries with lead acid, lithium is lighter and more compact. The compound also handles energy more efficiently and lasts much longer with a greater tolerance for recharging. The downside is that lithium batteries cost three times as much as a lead acid battery. For serious fishermen, the cost is worth it.
To choose the best trolling engine battery, think about how you will use it. For a low power trolling engine in a small boat, a wet cell battery should bring you around. The AGM battery is the best choice in a larger boat that will experience spin and shock. A set of lithium-iron-phosphate batteries is the best way for fishermen to use multiple batteries to power a complete set of electronics and a trolling engine.
Frequently Asked Questions
Question: What is the best type of battery for trolling engines?
The power of a trolling motor requires a 12 volt deep cycle marine battery that discharges for a longer period without losing power. Moreover, a deep cycle battery is designed to be recharged regularly. There are three types of deep cell batteries for trolling engines: flooded cells, AGM and lithium-iron-phosphate.
Flooded cell batteries are less costly, but they can leak acid. AGM batteries are sealed to prevent leaks and provide more power for a longer period. A lithium-iron battery is three times more expensive than a lead acid battery, but it is half the weight and lasts much longer. To choose the best battery, consider how you use your battery and how much money you should spend.
Q: What is the difference between a marine battery and a deep cycle battery?
Boat planes use a deep-cycle marine battery to start and run external engines or to power a trolling engine. Any deep cycle battery will power a trolling engine, but a marine battery tends to build stronger to be used on a boat.
Q: How long will a deep cycle battery with a trolling motor last?
The trick to assembling a boat with the best trolling engine battery is to ensure the system lasts for a long day of fishing. Follow the trolling engine manufacturer’s instructions for the ampere hours, group, and number of deep-cycle batteries needed to power the motors throughout the day. Next, make sure that the batteries are fully charged between each use.
Final thoughts on the best trolling motor batteries
Balancing performance, build and cost, the Optima OPT 8016 receives the award for best trolling engine battery. Look under the hood and on the hood of many of the best professional drivers and fishermen, and you will find one or more of these iconic batteries. With the best construction and best performance, the Optima OPT 8016 offers reliable performance as the best trolling engine battery.