Are you beginning to worry that your car may stop working at any moment? Is your car battery slowly starting to cause problems, like taking multiples attempts to start the car? Then this is the best time to begin looking for a replacement battery and fast. You don’t want to end up stranded in the middle of nowhere because of a dead battery.

If you are worried about where to start looking, then look no further. Created for you is a list of some of the best Group 24 battery brands available today. From this list, the ACDelco M24AGM Professional AGM Voyager BCL Group 24 Battery is highly recommended.

Top 7 Best Group 24 Battery Comparison

ACDelco M24AGM Professional AGM Voyager BCL Group 24 Battery is considered to be one of the most trusted battery brands with high-quality performance. This is my top choice, and I assure you that you can never go wrong with it.

As the name suggests, the battery consists of absorbed glass mat technology. Hence, there’s no need to add water to ensure proper maintenance of the battery regularly. Owing to the technology, the electrolyte is constantly attached to the glass mat separator rather than being a free-flowing unit in the cells.

I like it the most because it is compact and lightweight for it measures only around 7 x 7 x 11 inches. Irrespective of the size of your vehicle, this battery can easily fit into it.

Furthermore, the battery supports valve-regulated gas recombinant technology that reduces water loss risk, making it last longer than conventional batteries. Therefore, there are no risks of spillages and leaks.

The leak-proof pressurized valve system ensures that the battery is in its best condition. It provides longevity to the vehicle as it reduces the risk of acid damage. I like this battery the most because it is made up of heavy and thick plates. As a result, these can easily withstand variations and damages.

The top posts and screw terminals cater to the needs in restoring cars. As a result, the M24AGM battery can serve the purpose of cars.

As far as the battery feature is concerned, it has positive as well as negative full-frame power grids that can help with higher cranking amps and low self-discharge rates which may not be found in other aspects. It can run up to 140 minutes without being stuck in the middle of a road.

The manufacturers of the battery provide a warranty of 18 minutes.

The battery is excellent, but the only thing I didn’t like is the absence of wing nets. These tend to make the battery prone to dust which might increase the risk of damage.
  • Lengthy lfespan
  • The leak-proof pressurized valve system
  • Low self-discharge rates
  • Lead calcium alloy increases the corrosion resistance capacity
  • Absence of the wing nets
ACDelco M24AGM Professional AGM Voyager BCI Group 24 Battery
ACDelco M24AGM Professional AGM Voyager BCI Group 24 Battery



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04/16/2022 08:44 am GMT

2. Universal Power Group UB12750 45821 12V 75AH GRP 24 Battery

The UB12750 Battery launched by the Universal Power Group is my second most-preferred Group 24 battery because it is durable and provides high-performance. Like the previous one, this battery weighs around 49.1 lbs, making it one of the most lightweight cells.

The battery is available in two types:

  • Universal Power Group UB12750-45821 – The ones with Z-post terminals
  • Universal Power Group UB12750-45822 – The ones with threaded terminals

It is not much different from the terminals, which you may consider while choosing it. The valve regulated feature is considered one of the best aspects of the battery, preventing spillage when installing on sides or transportation.

Furthermore, the features helped avoid the need to constantly add electrolytes as gases that may be produced while charging. I liked this battery the most because it helps to minimize and lower the risk of dangerous fumes escaping.

The UB12750 too uses the Absorbed Glass Mat Technology. It utilizes the hard plastic case, thereby ensuring to withstand severe damages that conventional batteries are not usually tolerated. The durable construction of the battery assures that it can withstand extreme vibration and high impacts.

What I liked the most about this battery is how functional it is. UB12750 is entirely safe to use and comes with a one year warranty while guaranteeing 100 per cent customer satisfaction. Moreover, it has a low self-discharge rate too.

The only thing I did not like about the battery is the low CAA rating. So, if you’re looking forward to getting a battery with a high cranking feature, this may not be the right choice to make.
  • Low self-discharge
  • Affordable
  • Lightweight
  • Float and cycle use
  • Low CAA rating
Universal Power Group UB12750 45821 12V 75AH GRP 24 Battery
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04/16/2022 01:06 am GMT
・Check out my Mighty Max batteries review.

3. ML75-12 – 12V 75AH SLA Battery – Mighty Max Battery Brand Product

As the name suggests, the Mighty Max ML75-12 Battery is one of the best battery. I personally liked how reliable and functional this battery is and all of that for an affordable rate. The battery follows high-quality rechargeable sealed lead-acid technology.

The battery features AGM and sealed-lead acid design that ensures the streaming of electrolyte over the plate and reduces the requirement of maintenance. This feature further helps to keep the terminals clean.

As a result, this battery has been rated to be safe to use even in closed environments. All the hazardous gases are terminated and processed inside the battery and do not emit it out.

The Mighty Max Battery is lightweight and compact, which is why it suits different uses. It is beneficial for different uses because it provides durability and reliability.

The lead plates of this battery is made using an alloy of calcium tin and lead that contributes to the high power density and long service life. What I liked the most about this battery is how it is made.

The robust construction assures that it can be placed in any position, and it will easily absorb the variations and shocks. The durable casting helps to avoid the risk of corrosion.

The ML75-12 is spill-proof in nature and can withstand high temperatures while providing long service life and deep discharge.

When the battery is in use, the discharge will be comparatively slower than when it is not being used. The manufacturers provide a one-year warranty on ML75-12 and a promise to offer excellent performance.

What I think the company should work on improving is the discharge rate. It loses charge way too fast, which is why it may often fail to perform longer-lasting tasks.
  • Has flip handles
  • Resistant to vibration and shock
  • Easily used in closed environments
  • High discharge rate
  • Cannot hold the charge for long
ML75-12 - 12V 75AH SLA Battery - Mighty Max Battery Brand Product
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04/16/2022 01:09 am GMT

4. NorthStar NSB-AGM24M AGM Marine Battery 840CCA 1000 CA/MCA

The NorthStar batteries are prevalent in the market as they can easily suit different uses. The NSB-AGM24M Battery design has superior cranking feature and a high life with fast recharge feature which isn’t found in the conventional batteries.

The manufacturers claim that the battery reduces the damaging impact of corrosion and gassing, which eventually contributes to the high-performance.

This battery is in my list because it can handle almost everything such as regular pounding of a trip and deep discharge feature.

The NSB-AGM24M Battery comprises premium quality plastic that provides high heat resistance and offers better durability. This NorthStar battery is made up using 99.997 per cent of pure lead. The advanced lead plate technology helps to offer better cranking power and high reserve capacity.

It features a solid design with durable AGM construction that ensures no need to check for water levels constantly. The construction follows the BCI standards, which is why you can expect it to fit in perfectly. Moreover, it is resistant to spilling and leaking.

This brand offers 1500 pulse cranking amps with the first five seconds of working. Post that, the CAA rating drops to 840. This battery has a reserve capacity of 160 minutes which is comparatively faster than other batteries.

I like the most about this battery because it can easily withstand high temperatures and become functional.

Despite having so many benefits, NSB-AGM24M Battery is slightly heavier than other batteries which is why it isn’t portable. Maybe the manufacturers could reduce the dimension and eventually the weight too.
  • Fits perfectly
  • Low self-discharge rate
  • AGM construction
  • Slightly heavy
NorthStar NSB-AGM24M AGM Marine Battery 840CCA 1000 CA/MCA
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・Check out the review for NorthStar car batteries.

5. VMAX SLR85 12 Volt 85Ah AGM Deep Cycle Group 24 Battery 1.15kWh

The VMAXtanks SLR85 Battery is hailed to be the best battery on my list that can perfectly serve indoor and outdoor purposes. Like any conventional battery, the battery features a unique chemical structure that increases its lifetime.

The electrolyte suspension technology contributes to the high porosity, which helps in total absorption. The VMAX brand doesn’t have any contaminants like silica. Most of the alloys are military-grade and custom-made. As a result, it can withstand any weather condition.

This battery has a robust ABS container which helps to lower case bulging and offers long-life and better performance. It features strong valves and prevents the risk of extra accumulation of gases, potentially damaging your vehicle.

The battery is best suited for maritime, air and mobile travel as it is sealed, non-spillable and non-hazardous in nature.

Battery maintenance is something that has always bugged me. One of the many reasons why I totally love this battery is because it provides 100% maintenance-free guarantee. According to the manufacturers, SLR85 can serve 8 to 10 years for float service uses.

Unlike other top-rated cells, SLR85 provides an extensive reserve capacity of 190 minutes. It has a low discharge capacity of only 1-2 per cent each month at room temperature.

The battery comes under one of my top recommendation, but if you’re looking for an ideal starting battery, this might not be your first choice. Since it can’t operate effectively even for a short time, it will have low operating life. Furthermore, unlike those other batteries, it is not at all weatherproof, which is slightly disappointing.
  • Advanced AGM design
  • Low-self discharge rate
  • Non-hazardous and non-toxic
  • Not a suitable starting battery
  • Not resistant to harsh weather conditions
VMAX SLR85 12 Volt 85Ah AGM Deep Cycle Group 24 Battery 1.15kWh
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04/16/2022 03:29 pm GMT

6. Lifeline Marine AGM Battery GPL-24T

I personally like the Lifeline Marine AGM Battery GPL-24T because it can easily pull off the large trolling motors.

The 550 CAA ranking distinguishes it from its competitors. As a result, this battery is perfect for those living in severely cold climates. Furthermore, the GPL-24T battery features an 80AH capacity, so it is popularly used for marines, even for the deep-cycle purposes.

This battery has been approved by Coast Guard, which is why you may consider taking these. Compared to other batteries on the list, the GPL-24T is one of the most durable ones.

At 77°F, the battery features a self-discharge rate of 2% which is comparatively better than other battery having a self-discharge rate of 5-10% per month.

Since the battery features Absorbent Glass Mat Technology, it prevents the risk of sulfuric acid leaks. As a result, the battery can easily withstand shock and vibrations.

Despite all the great features, GPL-24T is slightly heavy and expensive too. Although I liked every feature, I wasn’t quite impressed by the budget of the battery.
  • Free maintenance
  • Withstands extreme cold climate
  • Low self-discharge
  • The lifespan of 5-8 years despite continuous usage
  • Heavy
  • Expensive
Lifeline Marine AGM Battery GPL-24T
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04/16/2022 08:24 am GMT

7. Interstate Batteries 12V 35AH Sealed Lead Acid (SLA) AGM Deep Cycle Battery

This is my best budget pick for Interstate’s DCM0035 Battery is extremely affordable. The DCM0035 features VRLA and AGM technology which ensures no spillage and maintenance-free features. As the battery is sealed, I was never worried about refilling the valve because it already contains the electrolyte.

This battery is used mostly in wheelchairs and scooters because of its lightweight and compact footprint. It is a small Group 24 cell which can fit in the bench seats of most of the cars.

What appealed to me the most about this battery is the installation and reposition technology. The thick plastic exterior is responsible for keeping the battery protected against damage.

Despite having all these great features, it doesn’t have a high amp capacity, so many people avoid it.
  • Resistant to vibrations and hits
  • Leak-proof design
  • Can be easily installed anywhere due to its compact size
  • No high amp capacity
Interstate Batteries 12V 35AH Sealed Lead Acid (SLA) AGM Deep Cycle Battery
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04/16/2022 09:19 pm GMT

Factors To Consider While Purchasing Reliable Group 24 Batteries

The design and reliability of batteries are pretty high. It may be confusing for beginners to get their hands on the reliable Group 24 batteries.

Hence, to ease things for you, I have researched some essential factors you should consider before buying these batteries.


Every battery, irrespective of its size has the same structure- grids and separators with cell connectors. The batteries are made of different chemicals on which its performance is dependent. Some of the common battery chemicals for Group 24 battery include:

  • Sealed Lead Acid
  • Flooded Batteries
  • AGM


Depending on the application, you can choose among different categories like starting, dual-purpose and deep cycle. The starting batteries are responsible for powering the engine.

The deep-cycle batteries are responsible for providing a stable power current. The dual-purpose batteries are responsible for serving cranking and deep-cycle benefits.


Most manufacturers consider longevity in terms of the number of cycles rather than years. So, if the manufacturer guideline suggests that the battery can run up to 1000 cycles, it will mean that it can function 1000 times of recharge and discharge cycle before being replaced. As a result, the higher cycle ensures better longevity.


The deep-cycle Group 24 cells last around five to eight years. Although the manufacturers provide a minimum warranty of one year, some manufacturers can offer a warranty for 10-years.

Ampere Hour Rating

The AH rating of a batter means the amount of current it consumes every hour. High Amp-hour rating ensures longer runtime.


What Is A Group 24 Battery?

Group 24 batteries are used primarily as general-purpose batteries found in items such as UPS systems, medical and security systems, cars, and industrial applications. They are more typically employed in deep cycle standby/float applications.

What Is The Difference Between Battery Group Size 24 And 24F?

The difference between these two batteries lies in their polarities. The Group 24 battery has a standard polarity, while the Group 24F has reversed polarity.

What Is The Difference Between Group 24 Battery And Group 27 Battery?

Group 27 batteries are larger in size and are used for more powerful equipment. They are found in marine vehicles, large automobiles, and off-the-grid RVs. They have a 20h capacity in a 66-110Ah range.

What Cars Can Use A Group 24 Battery?

Some of the cars that use Group 24 batteries are Hondas, GMs, and older American cars.

What Does Group 24 Battery Fit?

They can be fitted in equipment such as UPS’, medical and security systems, and a variety of cars.


The best Group 24 battery can serve a wide range of functions. However, before you choose a battery for your vehicle, you must do thorough research. The above-mentioned batteries are some of my best picks.

I have personally liked the features they promise to offer. However, there are quite a few batteries that have a disappointing price range.

The Group 24 batteries provide 70-85 amps per hour for 12 volts. If you are tired of your vehicle taking a halt at every point and need a robust solution, you should definitely choose group 24 cells.