Here is the full list of our reviews and recommendations, ordered according to the date added or modified:
Mighty Max ML100-12 12V 100 Ah AGM is BCI Group 27 battery, designed for deep cycle, off-the-grid applications.
Mighty Max ML100-12 is affordable and reliable 100 Ah battery that is not well suited for starting/cranking applications, but it can be used as an excellent trolling motor battery, solar battery, standby battery, for electric vehicles and carts, etc.
Northstar NSB-AGM65 and NSB-AGM65M are dual purpose automotive and marine batteries, based on the Northstar's pure lead AGM technology, featuring both good CCA ratings and reserve capacity, with excellent cycling capabilities.
Northstar NSB-AGM65 and NSB-AGM65M are sealed, non-spillable AGM batteries, differing only in few minor details, suitable for use as strong cranking batteries, deep cycle, standby and off-the-grid applications, for security and medical devices etc.
UPG UB12750 Deep Cycle AGM Group 24 Battery is very popular BCI Group 24 Absorbent Glass Mat (AGM) lead-acid battery. UPG UB12750 battery is designed as general purpose deep cycle battery for applications in off-the-grid applications, in electric cars and vehicles, as trolling motor battery, as UPS battery, for medical applications, as wheelchair battery etc.
UPG UB12750 features good charging and discharging characteristics, low self-discharge rate, acceptable weight and it comes at affordable price, making it one of the more popular batteries in its class.
Renogy manufactures several 12V deep cycle lithium iron phosphate (LiFePO4) batteries, that can be used for off-the-grid applications, as trolling motor batteries, RV house batteries, golf cart batteries, or anywhere else where low weight, high-capacity, and relatively low-drain currents are needed.
By combining lithium iron phosphate batteries as one of the safest lithium battery chemistries with advanced Battery Management System (BMS), Renogy has developed a group of rather versatile 12V batteries that can offer long operating life and lightweight design at acceptable price, at least for lithium batteries.
ExpertPower EXP12180 is very popular and well balanced AGM lead acid battery, featuring nominal voltage of 12 volts and nominal 20h capacity of 18 Ah. It is Sealed Lead Acid (SLA) Absorbent Glass Mat (AGM) battery with the battery case made of ABS plastic, very resistant to mechanical shocks and impacts, vibrations, chemicals and heat.
ExpertPower EXP12180 is designed to be used in cycling and floating applications, with float life span of 3 to 5 years. In cycling applications, it is commonly used in various toys, electric vehicles, as small solar and general off-the-grid battery and similar. And it comes at very acceptable price.
All these are reasons why ExpertPower EXP12180 is one of the most popular batteries in its class.
Mighty Max ML4D is a large, heavy and sturdy Sealed Lead Acid (SLA) Absorbent Glass Mat (AGM) battery, belonging to BCI Group Size 4D.
It is maintenance free battery, suitable for deep discharge applications like trolling motor battery, RV house battery, golf carts and other electric vehicles, garden tools, solar, hobby, off-the-grid applications, security devices, standby applications etc.
Despite having 20h capacity of 200Ah, maximum allowed current of Mighty Max ML4D is 'only' 1000 Amps for 5 seconds. But, this battery is not even intended for such applications.
VMAXTANKS XTR27-110 is versatile, group 27 AGM battery, featuring 110 Ah nominal capacity. It is designed for both automotive and marine applications, offering robust and sturdy, vibration resistant design, good performances at rather acceptable price.
VMAXTANKS XTR27-110 is commonly used as dual purpose battery in the single battery electrical boat systems, as deep cycle trolling battery, as RV house battery, for solar and other off-the-grid applications and for other applications where reliable source of energy is required.
Odyssey 65-PC1750T Automotive and LTV AGM Battery is very popular BCI Group 65 battery. It is often used as starting battery for larger engines, as standby battery for security and medical applications, as dual purpose battery in single-battery RV and boat electrical system, as deep discharge battery in the off-the-grid applications etc.
Odyssey 65-PC1750T is AGM SLA non-spillable battery, featuring high vibration resistance, low self-discharge rate and wide operating and storage temperature range.
Mighty Max ML18-12 battery is Sealed Lead Acid (SLA) Absorbent Glass Mat (AGM) featuring 18 Ah capacity and 12 volts nominal voltage.
Mighty Max ML18-12 battery is very popular general purpose battery, often used in both cyclic and standby applications like portable tools, generators, lawn and garden tools, electric vehicles, power sports, toys, various hobbies etc.
Optima D51 and D51R YellowTop are two very similar dual purpose, automotive batteries. The only true difference among these two batteries is the in the layout of their terminal posts: D51 has positive post to the left and D51R has its positive post to the right (hence the 'R' right after 'D51'), when looked from their front side.
Optima D51 and D51R YellowTop are recommended for vehicles with the single battery electrical systems requiring battery that features good starting characteristics, but also can support broad range of the onboard electric and electronic devices like winches, alarms, audio systems and similar.
Chrome Battery 12V 15 Ah is Absorbed Glass Mat (AGM) Sealed Lead Acid (SLA), almost maintenance-free battery.
It is designed to be used in the variety of applications like alarm and security systems, UPS battery, mobile scooters, etc. Chrome Battery 12V 15 Ah features spill-proof design, increased vibration resistance and rather affordable price, making it one of the more popular choices in its class.
EarthX ETX36C and ETX36D are lithium iron phosphate batteries, featuring complete Battery Management System (BMS), making EarthX ETX36C and ETX36D batteries a suitable drop-in replacement for similarly sized AGM/Flooded lead-acid batteries in powersports vehicles like motorbikes, snowmobiles, ATVs and similar.
EarthX ETX36C and ETX36D feature very low self-discharge rate, high number of charge/discharge cycles, they are maintenance free batteries, environment friendly etc.
On the other hand, these batteries do cost more than similar lead-acid batteries, at least in the short run.
ExpertPower EXP1270 is sealed lead-acid (SLA) battery that uses absorbent glass mat (AGM) as separator.
ExpertPower EXP1270 is very popular battery in its class, featuring 12V nominal voltage, 7 Ah capacity, F1 terminals, very good discharging characteristics, non-spillable maintenance-free design, low self-discharge etc.
ExpertPower EXP1270 is one of the most popular batteries in its class, and is commonly used for both stand-by cyclic use in alarm and other security systems, UPS devices, toys, medical equipment, as popular small fish finder battery etc.
Shorai LFX19A4-BS12 is lithium battery designed for us as starting/cranking batteries in powersports vehicles like motorbikes, snowmobiles, ATVs and similar.
Shorai LFX19A4-BS12 features compact and rather lightweight design, simple use and maintenance, good starting characteristics, low self-discharge rate, affordable price etc.
However, one also has to know that Shorai LFX19A4-BS12 doesn't feature internal balancer and the use of SHO-BMS01 Lithium Battery Charger/Maintainer/Balancer is highly recommended.
NorthStar NSB-AGM-27M Battery is dual purpose, AGM marine battery with excellent starting performances in cold and warm weather.
When used as deep cycle battery, it can be used as trolling motor battery, RV house battery, boat/yacht cabin battery, but also for powering various other electric/electronic devices and units.
NorthStar NSB-AGM-27M Battery is designed to be non-spill battery, operated in any position, with increased resistance to vibrations and mechanical shocks.
Odyssey PC680 Battery is dual purpose AGM battery designed for powersport vehicles in mind like ATVs, motorcycles, snowmobiles and other applications that require compact yet sturdy and durable battery.
Odyssey PC680 Battery comes in several versions which are electrically identical, but differing in the level of protection, terminal types and thus physical dimensions.
ExpertPower EXP12120 12 Volt 12 Ah AGM SLA Battery is very popular AGM battery. It can operate in any position, it has very good vibration resistance, it is almost maintenance-free battery, tolerates well deep discharges, have low-self discharge rate, acceptable price, long float service life etc. Because of this, ExpertPower EXP12120 battery is commonly used in both standby applications (UPS battery, for example) and for cyclic use (fish finder battery, for example).
Battle Born 100 Ah 12 Volt LiFePO4 Deep Cycle Battery is 'drop-in' replacement for lead-acid deep cycle batteries in marine, RV, golf cart and other applications where lightweight and reliable battery is required. Due to the LiFePO4 technology and protective electronics, battery also feature high number (3000-5000) charge-discharge cycles, high/low voltage protection, short-circuit protection, temperature protection, automatic cell balancing and can be even charged with battery chargers designed for lead acid batteries.
But, it also costs more than similar 100Ah 12V SLA AGM batteries.
VMAXTANKS 6 Volt 225Ah AGM Battery is one of the best buy deep cycle AGM batteries, suitable for use as solar or wind turbine battery, RV battery, golf cart battery, electric trolling battery etc. It features long Float Service Life (up to 8 to 10 years), but thanks to heavy duty lead tin alloy, it is very durable battery with long service life in either float or cyclic applications, even after repeated over discharges - which should be nonetheless avoided as much as possible, of course.
Optima 34M BlueTop Marine Starting Battery is very popular SLA AGM marine battery commonly used as the starting/cranking battery in smaller fishing boats. Although it can be used as dual purpose, or even as deep cycle battery (not recommended, of course), it is best used in applications, which it was designed for - as reliable, relatively lightweight, but strong cranking battery.
Mighty Max ML35-12 is a 12V 35Ah deep cycle, sealed lead acid (SLA) AGM battery, suitable for use in a wide variety of applications like power sports, solar, electric vehicles, cranking battery, golf carts, lawn and garden tools, security etc.
Although it is designated as 'deep cycle' battery, it is often used as dual purpose battery on small boats, and in lighter vehicles with internal combustion engines.
Odyssey 34M-PC1500 Trolling Thunder Marine Dual Purpose Battery is BCI Group Size 34 battery. It is truly dual purpose battery combining good starting power and deep cycling capabilities. Odyssey 34M-PC1500 Marine Dual Purpose Battery is very similar to Odyssey 34-PC1500, Odyssey 34R-PC1500, Odyssey 34/78-PC1500 and Odyssey 78-PC1500 batteries. All these batteries are very similar and are suitable for various roles, and can be used as starting/cranking battery, trolling motor battery, electric vehicle battery etc.
Universal Power Group UB121000 Deep Cycle AGM Battery is very popular BCI Group Size 27 marine battery. It is suitable for deep discharge applications, like trolling motor battery, RV battery, UPS batteries, and similar. It can be mounted in any position, it is spill-proof, and available at affordable price.
Odyssey 31M-PC2150 Marine Dual Purpose Battery is BCI Group Size 31 battery which combines good starting power and deep cycling capabilities. Odyssey 31M-PC2150 Marine Dual Purpose Battery is very similar to Odyssey 31-PC2150 Heavy Duty Commercial Battery, and they are both suitable for various roles, including trolling motor battery, cranking battery and similar.
Battery Tender 12V Lithium Iron Phosphate Batteries is group of several lithium, dual purpose, batteries. They are lightweight batteries, have large discharge currents, large number of charging cycles and have many other benefits when compared with similar lead-acid batteries. On the other hand, they must be charged with proper chargers and they cost more than corresponding lead-acid batteries.
Exide Edge FP-AGM24DP Flat Plate AGM Sealed Dual Purpose Marine Battery is BCI group 24 marine and RV battery.
It combines very good starting power with deep cycle capabilities, making it suitable for various roles, including trolling motor battery, cranking battery and similar. It comes with dual terminals, carrying handle and more than acceptable price.
Exide MC-31 and XMC-31 MEGACYCLE AGM-200 Sealed Maintenance Free (AGM) Marine Batteries are two very similar, dual purpose marine batteries. Being lead acid AGM batteries, they are rather heavy when compared with the similar lithium marine batteries, but they are much cheaper, have very good vibration resistance and are generally very robust and reliable.
Optima batteries are very popular lead acid automotive and vehicle batteries. Depending on their intended purpose, they come in three versions, easily distinguished by their color: RedTop, YellowTop and BlueTop.
Optima D34M, D27M, D31M BlueTop Dual Purpose Marine Batteries are three models of very popular Optima AGM batteries. They are 'true' dual purpose batteries suitable as marine cranking batteries and deep cycle marine batteries. And they come at affordable price.
VMAXTANKS Batteries V30-800, V35-857, MR96, MR107, SLR125, MR137, SLR155 and MR197 are the most common VMAXTANKS batteries used in marine and similar applications. Although they are defined as 'deep cycle' batteries, they can be used as starting batteries, too, just one must be aware of their limitations.