Batteries are one of the essential parts of your boat when going on fishing. The battery allows you to go wherever you want without paddling.
The trolling batteries are expensive, but they are worth your money. If you were to buy a cheap trolling motor battery, then your battery may not last up to your expectations, or you may find yourself stuck due to the battery running out.
To get the best trolling motor battery, you might need to read a lot of reviews and go through many technical specifications of batteries.
There are many factors you need to consider when choosing a battery such as weight, storage capacity, life span, and size of the battery.
This is a very tough task especially when there are so many batteries available on the market with different features, capacities, and price ranges.
To solve this problem, we have tested many batteries according to their storage capacity and different features. After rigorous testing, we came up with the reviews of the best trolling motor batteries in 2022.
| VMAX MR137-120 Motor Battery (Best Overall)
(Editor's Choice)  |
| Universal Power Group UB121000 (Best Budget)
 |
| VMAXTANKS MR107-85 Battery
|
| Optima Batteries D31M Battery
|
| Mighty Max ML55-12 Battery
|
| Mighty Max ML35-12 Battery
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| VMAXTANKS V35-857 Battery
|
Best Trolling Motor Battery Reviews
1. VMAX MR137-120 Deep Cycle Trolling Motor Battery
This is one of the biggest capacity trolling motor batteries we have on our list. Manufactured by one of the most reliable brands, this VMAXTANKS battery is built to last.
This 12-volt battery has the maximum storage capacity of 120Ah. VMAX utilizes the Electrolyte Suspension system consisting of AGM (Absorbed Glass Matt) which socks and contains the electrolyte within the battery so it won’t spill out.
Most of the trolling batteries are maintenance-free, and this battery by VMAX is no exception. The manufacturer recommends VMAX BC1215 12V 15Amp 7-Stage Smart Charger to charge this battery.
Due to its unique physical and chemical structure of inner plates, the performance and life span of this battery have increased ten folds.
The dimensions of this battery are 12.9″ w x 6.8″ dx 8.5″ h, and it weighs 75 pounds which is most common for most of trolling motor batteries rated above 100Ah.
This battery will be able to provide you with 230 minutes of running time (reserve capacity) on a single charge, and the marine cranking amps of this battery is 900 amperes.
Also, you will be surprised to hear that the float life span of this battery is 8 to 10 years which is very impressive in my opinion.
Other than that, the maintenance-free design of this battery is mind-blowing, and because of this now you don’t have to worry about checking the electrolyte/water level constantly.
This battery is best suited for 50 to 110-pound boats including Minn Kota, Newport Vessels, Cobra, Sevylor, and other trolling motors.
Aside from that, it will not deteriorate even if you repeatedly deep discharge it. The manufacturer is offering 30 days money-back guarantee if you don’t like the product and also the battery is backed by 1 year of solid warranty.
2. Universal Power Group UB121000 Deep Cycle Battery
This is one of the cheapest 100Ah trolling batteries we have on our list. The Universal Power Group is best known for producing quality batteries at a very affordable price range.
If you look at the market, you won’t find any cheaper 100Ah battery than this. First of all, the SLA (Sealed Lead Acid) technology of this battery won’t let the electrolyte spill out, so you don’t have to worry about acid getting out due to vibrations or shock waves when sailing.
On top of that this battery is maintenance free meaning that you don’t need to constantly check the electrolyte level or add distilled water in this battery.
If you are looking for higher voltage output for your boat, then you can connect two/three 12 V batteries in series and get the output of 24 volts or 36 volts according to your need.
This trolling motor battery measures around 12.17 x 6.61 x 9.16 inches and weighs around 64 pounds. Because of its compact design and lightweight body you will not have any problem installing it on your trolling motor boat.
You will be able to store it unused as long as you want due to its low discharge rate (3%). This non-spillable battery is perfect for any boat that can accommodate the group 27 battery.
This battery is backed by 1 year of solid warranty which will ensure that the battery will last longer than you think.
It has received many positive reviews on Amazon and buyers are saying that this is the best trolling motor battery they have ever purchased.
3. VMAXTANKS MR107-85 Deep Cycle Battery
If you are in a search of reliable battery that will last longer then this MR107-85 battery is all you need. Built by VMAXTANKS this 12-volt battery is capable of providing power up to 85 amperes per hour while the run time on this battery is 160 minutes.
Unlike other deep-cycle batteries, this battery uses heavy-duty lead-tin alloys to provide an extra margin of performance and life expectancy. Because of this, you can expect this battery to last about 8 to 10 years.
VMAXTANKS uses the advanced technology known as an electrolyte suspension system consisting of AGM (Absorbed Glass Matt) which totally absorbs and contains the electrolyte without any silica gel or other contaminants in their batteries.
The battery will not show any sign of corrosion or malfunction even after repeated deep discharge. Now because of its maintenance-free design, you don’t have to continuously check the specific gravity of electrolytes or water during float service life.
Also, I would like to point out that the top of the battery is completely sealed. This serves two purposes, first the electrolyte of the battery will not drain out, and another reason is, it makes the battery maintenance-free.
Marked as a non-spillable and non-hazardous battery, the electrolyte is socked into the leads so it can withstand vibrations and shocks during cruising.
This recharge trolling motor battery measures around 10.2″ L x 6.6″ W x 8.3″ H and weighs around 55 pounds.
VMAXTANKS is offering 1 year of replacement warranty if the battery shows any sign of malfunction or defect while the 30 money-back guarantee is a great deal.
4. Optima Batteries D31M Starting and Deep Cycle Battery
Most of the people use the optima batteries for their trolling motors. Optima is a well-spoken and well-known brand for building best dual-purpose trolling batteries.
Optima color codes the top of their every battery to specify for what purpose that specific battery should be used. BlueTop batteries are used as marine batteries and trolling motor batteries.
It can be used to be as starting the engine, or it can also be used to power up your onboard devices and troll the motor itself. Its wide range of usage made it one of the best choices for boat owners.
While this battery is popular for trolling motors but it can also be used as powering up your RVs and onboard electrical devices such as a fish-finder, GPS system, communication radio, marine lights, live well pump, and stereos.
This 12-volt AGM battery is capable of providing 900 amperes of cold-cranking amps, and its storage capacity is 75Ah.
The battery itself measures 12.8 x 6.6 x 9.4 inches and weighs around 59.8 pounds. Once fully charged it will give you a reserve capacity or run time of 155 minutes.
The dual SAE & 5/16 inches Stainless Steel Stud Posts of this battery will efficiently provide the power to your trolling motor. This deep cycle battery is claimed to be fifteen times more resistant to vibrations for added durability from the manufacturer.
What I like most about this battery is the fact that you can virtually mount it anywhere you like with the right fastening system. The spill-proof technology makes sure that the acid/electrolyte does not spill out no matter what and on top of that its maintenance-free design adds another advantage in the list.
This battery uses spiral cell wound cells which are comprised of pure lead plates. Also, the manufacturer is promising 2 years of solid warranty on this battery so it will last longer than you think.
5. Mighty Max ML35-12 Deep Cycle Trolling Motor Battery
If you are for looking a smaller rechargeable battery with a 35Ah rating, then look no further. The Mighty Max ML35-12 is one of the best affordable AGM batteries available on the market right now.
This trolling motor battery is rated for 12 volts while the charge storage capacity is 35Ah meaning that it can deliver constant 5 amperes for 7 hours.
On top of that, the AGM (Absorbable Glass Mat) spill-proof technology gives you the independence of mounting it anywhere. This battery has a characteristic of a high discharge rate, wide operating temperatures, long service life, and deep discharge recovery.
Because of its deep discharge recovery, you don’t have to keep close tabs on the battery to see if it does not discharge below 50% which is the most common discharge level for most of batteries.
The dimensions of this battery are 7.68 x 5.16 x 7.13 inches and its weight is around 23 pounds. Also, this battery is constructed using thicker plates which allows the deeper discharge recovery meaning that you will be able to enjoy your fishing for a longer period of time.
And this also means that you can expect greater life expectancy from this battery because you don’t have to worry about the maximum discharge limit.
The SLM spill-proof design of this rechargeable battery resists the vibrations and shocks. This trolling motor battery is best suited for a 30-pound motor and at medium speed, it will give you about 3 hours of running time which is decent in my opinion.
You will get 1 year of hassle-free warranty on this product, and to it off, the manufacturer is offering 30 days refund policy if you don’t like the product after purchase.
6. Mighty Max ML55-12 Trolling Motor Deep Cycle Battery
What I like most about this battery is the fact that it can be used for any type of application such as lawn mowing, car/motorcycle usage, golf carts, electric vehicles, and home appliances.
Its multipurpose use has made it one of the best choices for users who want to either use it as trolling motor battery or use it at home.
With the AGM technology, you will rest assured about the maintenance as it does not require any type of maintenance at all. What’s more; the whole upper part is sealed off meaning that the inner acid will not spill even if you turn it upside down.
Also, the 12-volt output will accommodate the need of every user because most trolling motor accepts the standard 12-volt input. If you need higher voltage, let’s say 24 volts then you can use this battery as a combination of series or parallel power bank and you can get your desired power output.
This battery includes some great features including a high discharge rate, wide operating temperatures, long service life, and deep discharge recovery.
Given its high power storage capacity, it is very reasonably priced. On top of that, the spill-proof technology will enable you to install it anywhere you like, and also it absorbs all the shocks and vibrations you throw at it.
It weighs around 38.58 pounds and measures around 9.02 x 5.43 x 9.13 inches. It is best suited for small to medium-sized trolling motor boats or kayaks.
You will appreciate the return policy of this battery. If you don’t like the product within 30 days of purchase of the product, then you can return also the battery is backed by 1 year of hassle-free warranty.
7. VMAXTANKS V35-857 Deep Cycle Battery
This is another great deep-cycle battery VMAXTANKS has produced. Unlike other cheap trolling motor batteries, this battery has a greater service life cycle and it can withstand repeated deep discharge.
Just like other models of VMAX, this model also uses heavy-duty lead-tin alloys which offer extra performance and life expectancy compared to other trolling motor batteries.
The top of the battery is completely sealed off to not let the electrolyte out and this gives you the independence of mounting it virtually anywhere as you see fit.
Also, the maintenance-free technology of this battery is mind-boggling. It is plug and plays battery meaning that you don’t have to continually check the water or electrolyte level during usage.
This battery is resistant to shocks and vibrations, so you don’t have to worry about the battery running out of power when fishing or just exploring the lack or ocean.
The battery is claimed to provide 4 hours of reserve capacity on the 40-pound boat and 9 hours of runtime on the 18-pound boat which is excellent power output. And you can go as high as 50 to 60% deep discharge on this battery.
The chemical and physical structure of the plate is unique and uses advanced technology to increase its lifespan, on top of that its repeated deep discharges make it stand out from other products.
The battery is backed by 1 year of warranty and 30-day money back guarantee. Overall I would say that if you are looking for a small capacity yet reliable battery, then this is the best trolling battery money can buy.
