Choosing the best car battery for your Hyundai Elantra ensures reliable starts and long-lasting performance. The right battery fits perfectly and meets your vehicle’s power needs.
Hyundai Elantra drivers need batteries that offer strong cold cranking amps (CCA) and good reserve capacity (RC). AGM batteries provide maintenance-free use and better durability. Size and voltage must match your car’s requirements to avoid issues. Popular options include UPLUS BCI Group 48 and Mighty Max MM-H5, both known for reliability and power.
Some batteries come with extra key fob replacements, adding convenience. This guide reviews top batteries, focusing on fit, power, and warranty. Choosing a suitable battery keeps your Elantra running smoothly through all seasons.
Uplus Bci Group 48 Car Battery

The UPLUS BCI Group 48 Car Battery is ideal for vehicle owners seeking a reliable, maintenance-free power solution. Perfect for drivers who want a durable and high-performance battery that can handle demanding automotive applications, this battery suits those who prioritize long-lasting energy and hassle-free upkeep in their car’s power source.
Pros:
- Maintenance-free design ensures no need for regular water checks or refills.
- High 760 Cold Cranking Amps (CCA) for reliable engine starts, even in cold weather.
- 70Ah capacity provides consistent power over extended periods.
- Durable AGM technology offers enhanced resistance to vibration and longer lifespan.
- Compact dimensions (7.51″ H x 10.98″ W x 6.81″ L) fit well in most vehicles requiring a Group 48 battery.
Cons:
- Relatively heavier weight at 46.73 pounds may require careful handling during installation.
- Premium price point compared to standard lead-acid batteries.
The UPLUS BCI Group 48 Car Battery incorporates advanced Absorbent Glass Mat (AGM) technology, which enhances its durability and efficiency. This design helps the battery resist shocks and vibrations, making it especially beneficial for drivers who frequently travel on rough terrain or in stop-and-go traffic conditions. Furthermore, the battery’s maintenance-free nature means users can enjoy reliable performance without the hassle of routine upkeep, saving both time and effort.
With a robust 760 CCA rating, this battery ensures quick and dependable engine starts, even in freezing temperatures. Its 70Ah capacity means it can support high electrical demands, powering modern vehicle accessories and systems without risk of premature failure. Overall, the UPLUS BCI Group 48 battery offers a combination of strength, longevity, and convenience, making it an excellent choice for drivers who value performance and peace of mind.
To buy this product, click here.
Key Fob Replacement Batteries For Hyundai Remote Fob (pack Of 2)

Ideal for Hyundai owners looking to maintain or replace their remote key fob batteries, this pack of two Key Fob Replacement Batteries for Hyundai is perfect for models like Elantra, Sonata, Santa Fe, Tucson, Palisade, Kona, Accent, Santa Cruz, Venue, Genesis, Ioniq, Azera, and Veracruz. If you want a reliable and easy-to-install solution to keep your key fob working seamlessly, this product is a great choice.
Pros:
- Compatible with a wide range of Hyundai models, ensuring versatility.
- Pack of 2 batteries provides great value and backup supply.
- Manufactured by Deluxe Batteries, known for quality and reliability.
- Easy to install, restoring key fob functionality quickly.
Cons:
- Requires checking the fitment guide to ensure compatibility with specific models.
- Limited to Hyundai key fobs, not suitable for other car brands.
The Key Fob Replacement Batteries for Hyundai come from Deluxe Batteries, a trusted manufacturer known for producing dependable power sources. These batteries are designed to perfectly fit Hyundai remote fobs, which means users can expect a seamless replacement experience without compatibility issues. The convenience of having two batteries in one pack means you’re prepared for future replacements, eliminating the need for multiple purchases.
With these batteries installed, users will benefit from restored signal strength and improved remote functionality, ensuring their vehicle’s keyless entry and security systems operate smoothly. This product offers an affordable and efficient way to extend the life of your Hyundai key fob, saving time and money compared to purchasing a new remote or visiting a dealership for battery replacement.
To buy this product, click here.
Mighty Max Battery Mm-h5 Start And Stop Car

The Mighty Max Battery MM-H5 Start and Stop Car BCI Group Size 47 12V 60 AH is ideal for car owners who need a reliable and durable power source for vehicles equipped with start-stop technology. It is perfect for drivers looking for a high-performance, maintenance-free battery that can handle frequent engine starts and provide consistent power in various driving conditions. This battery suits those who prioritize longevity, safety, and efficiency in their automotive power solutions.
Pros:
- Rechargeable AGM technology ensures leak-proof and maintenance-free operation.
- High 680 CCA (Cold Cranking Amps) for excellent starting power in cold weather.
- Provides 60 AH (Amp Hours) and 100 RC (Reserve Capacity) for reliable energy storage and longer run-time.
- Compact BCI Group Size 47 design fits a variety of vehicle models.
- Durable construction with a black casing that resists corrosion and physical damage.
Cons:
- Relatively heavy weight at 40.1 pounds, which may require effort during installation.
- Higher price point compared to conventional flooded batteries.
- Limited availability in some retail locations due to specialized AGM technology.
The Mighty Max Battery MM-H5 features advanced Absorbent Glass Mat (AGM) technology, which provides superior performance by eliminating acid spills and reducing water loss. This makes it a safer and more environmentally friendly option compared to traditional flooded batteries. The battery’s high Cold Cranking Amps (CCA) ensures that your vehicle starts reliably even in harsh winter conditions, making it a dependable choice for regions with extreme weather. Its compact size and sturdy build allow it to fit snugly in most engine compartments while offering resistance to vibration and shock.
Additionally, the battery’s impressive Reserve Capacity (RC) means it can sustain electrical loads for extended periods, which is especially beneficial for vehicles with start-stop systems that frequently cycle the engine on and off. This helps improve fuel efficiency and reduce emissions. Overall, the Mighty Max Battery MM-H5 combines durability, safety, and performance to deliver a hassle-free and long-lasting energy solution for modern vehicles requiring reliable start-stop functionality.
To buy this product, click here.
Weize Platinum Agm Battery Bci Group 47

The Weize Platinum AGM Battery BCI Group 47-12v 60ah H5 Size 47 Automotive Battery is ideal for vehicle owners seeking a reliable, high-performance power source that delivers long-lasting durability and consistent starting power. This battery is perfect for those who prioritize maintenance-free operation and enhanced safety features, especially drivers of cars, trucks, and SUVs that require a sturdy 12-volt battery with high cold cranking amps and reserve capacity.
Pros:
- Maintenance-free AGM technology ensures spill-proof and vibration-resistant performance.
- High 680 CCA (Cold Cranking Amps) for reliable engine starts even in cold weather.
- Long 100-minute reserve capacity provides extended power supply during electrical demands.
- Compact dimensions (9.52″ L x 6.89″ W x 7.48″ H) fit most automotive battery compartments.
- Backed by a 36-month warranty offering peace of mind.
Cons:
- Relatively heavier weight at 41.6 pounds compared to some competing batteries.
- May be priced higher than standard flooded lead-acid batteries.
The Weize Platinum AGM Battery is built with advanced Absorbent Glass Mat (AGM) technology, which enhances the battery’s durability and resistance to vibration and shocks. This makes it particularly suitable for drivers who frequently navigate rough terrains or endure harsh driving conditions. The battery’s ability to deliver a strong 680 CCA ensures that your vehicle starts reliably, even in freezing temperatures, helping to prevent unexpected breakdowns.
Additionally, the battery’s 100-minute reserve capacity means it can power your vehicle’s electrical systems longer during times when the engine isn’t running, such as when using accessories or during short stops. Its compact size and standardized dimensions make it a versatile option for many automotive applications, while the 36-month warranty highlights the manufacturer’s confidence in its quality and longevity, providing users with added assurance.
To buy this product, click here.
Key Fob Battery Replacement For Hyundai & Genesis

The Key Fob Battery Replacement for Hyundai & Genesis (2012-2021) is ideal for car owners who want to maintain the functionality of their car remote keys without the hassle of visiting a dealership. Perfect for those driving models such as the Accent, Santa Fe, Sonata, Tucson, Elantra, and Kona, this replacement pack ensures your key fob remains reliable and responsive. If you are looking to extend the life of your car remote key and avoid lockout situations, this product is designed for you.
Pros:
- Includes 2 high-quality CR2032 batteries compatible with Hyundai and Genesis key fobs.
- Easy to replace, allowing for quick DIY battery swaps.
- Reliable power source that enhances the longevity of your key fob.
- Affordable alternative to dealership battery replacements.
- Compatible with a wide range of models from 2012 to 2021.
Cons:
- Limited to specific Hyundai and Genesis models within the 2012-2021 range.
- Requires careful handling to avoid damaging the key fob during replacement.
The Lucrum Key Fob Battery Replacement features premium CR2032 batteries designed to deliver consistent and long-lasting power. These batteries ensure that your key fob can maintain signal strength for locking, unlocking, and remote start functions. The ease of installation means users can quickly replace the batteries themselves without professional help, saving both time and money. This makes it a practical solution for anyone looking to maintain the convenience of their car’s remote system.
Additionally, the batteries are specifically tailored to fit a variety of Hyundai and Genesis models produced between 2012 and 2021, making this replacement pack versatile and highly useful. By investing in this product, users avoid potential inconveniences caused by weak or dead batteries, such as being locked out of their vehicle. The compact packaging with two batteries also provides a backup, ensuring you are prepared for future replacements. Overall, this battery replacement pack offers a reliable, cost-effective way to keep your key fob functioning optimally.
To buy this product, click here.
Key Fob Battery Replacement For Hyundai Elantra

The Key Fob Battery Replacement for Hyundai Elantra (2007-2024) is ideal for Hyundai Elantra owners looking to maintain optimal remote functionality without the hassle of visiting a dealership. This CR2032 Remote Battery Pack of 2, powered by BatteryGuru, is perfect for those who want a reliable, easy-to-install solution to keep their key fobs powered and responsive. If you value convenience and want to extend the lifespan of your key fob, this replacement pack is a smart purchase.
Pros:
- Compatible with Hyundai Elantra models from 2007 to 2024, ensuring broad usability.
- Includes two high-quality CR2032 batteries for long-lasting performance.
- Compact and lightweight design with precise dimensions for an easy fit.
- Manufactured by Tesla Gear, known for reliable and durable products.
- Cost-effective alternative to dealership battery replacements.
Cons:
- Limited to Hyundai Elantra key fobs, not suitable for other vehicle models.
- Requires basic knowledge of key fob battery replacement for installation.
This Key Fob Battery Replacement pack features batteries manufactured by Tesla Gear, ensuring consistency and reliability in power delivery. The batteries’ compact dimensions (Height: 0.3937 inches, Width: 1.9685 inches, Length: 3.937 inches) make them a perfect fit for the Hyundai Elantra key fobs without any modifications. Users benefit from a straightforward swap process, which helps restore the remote’s responsiveness quickly and efficiently. The lightweight design means it won’t add any bulk or weight to your key fob.
By opting for this battery pack, users avoid the inconvenience and higher costs associated with professional replacements. The pack of two batteries provides a backup, ensuring you’re prepared for future replacements without delay. Overall, this product enhances the longevity and usability of your Hyundai Elantra key fob, contributing to a seamless and worry-free remote control experience.
To buy this product, click here.
Acdelco Gold 94ragm Battery

The ACDelco Gold 94RAGM (88864542) 36 Month Warranty AGM BCI Group 94R Battery is ideal for vehicle owners seeking a reliable, long-lasting power source that delivers superior performance. This battery is perfect for those who drive modern cars with advanced electrical systems or require a maintenance-free, durable battery that can withstand extreme conditions. If you want a hassle-free replacement with enhanced starting power and a solid warranty, this battery is designed for you.
Pros:
- 36 Month Warranty ensures peace of mind and dependable service life.
- AGM technology offers better charge acceptance and longer cycle life.
- Compact dimensions (7.5″ H x 6.9″ W x 12.4″ L) fit a wide range of vehicles.
- High weight of 51.6 pounds indicates robust build quality and durability.
- Maintenance-free design for ease of use and convenience.
Cons:
- Higher price point compared to standard flooded batteries.
- Weight may be cumbersome for some users to handle during installation.
- Limited to vehicles compatible with BCI Group 94R size specifications.
The ACDelco Gold 94RAGM Battery features advanced Absorbent Glass Mat (AGM) technology, which means the electrolyte is absorbed into a fiberglass mat, preventing spills and enhancing vibration resistance. This construction allows for faster recharging and longer battery life compared to traditional flooded batteries. Additionally, the battery’s sealed design reduces maintenance needs and prevents acid leaks, making it safer and more convenient for everyday use.
With its robust build and high-quality materials, this battery delivers reliable starting power even in extreme weather conditions. The 36-month warranty underscores ACDelco’s confidence in the product’s durability, giving users assurance of long-term performance. Its compact size and strong power output make it a perfect fit for vehicles requiring a BCI Group 94R battery, combining convenience with high efficiency for optimal vehicle operation.
To buy this product, click here.
Key Fob Battery Replacement For Hyundai Remote Fob

Ideal for Hyundai owners who need a reliable and easy-to-install key fob battery replacement, this product from Deluxe Batteries is perfect for models including the Elantra, Sonata, Santa Fe, Tucson, Palisade, Kona, Accent, Santa Cruz, Venue, Genesis, Ioniq, Azera, and Veracruz. If your remote fob is showing signs of low battery or unresponsiveness, this replacement battery ensures continued seamless access and operation of your vehicle’s keyless entry system.
Pros:
- Compatible with a wide range of Hyundai models, ensuring a proper fit.
- High-quality battery from the trusted brand Deluxe Batteries for long-lasting performance.
- Easy installation process that doesn’t require professional help.
- Affordable replacement option, saving cost compared to buying a new key fob.
- Maintains strong remote signal strength for consistent keyless entry functionality.
Cons:
- Battery life varies depending on usage frequency and environmental factors.
- Requires careful handling during installation to avoid damaging the key fob.
- Fitment must be checked carefully using the provided guide to ensure compatibility.
This key fob battery replacement is designed to restore your remote’s power efficiently, preventing inconvenience and potential lockout situations. Its compatibility with multiple Hyundai models makes it a versatile and essential accessory for vehicle owners seeking a cost-effective maintenance solution. The battery’s long-lasting nature ensures that your keyless entry system remains responsive for extended periods.
Additionally, by choosing this replacement from Deluxe Batteries, users benefit from a trusted manufacturer known for quality and reliability. The straightforward installation process means you can replace the battery yourself without needing specialized tools or professional assistance, making it a convenient and user-friendly option for maintaining your Hyundai remote fob.
To buy this product, click here.
Frequently Asked Questions
What Is The Best Car Battery Size For Hyundai Elantra?
The ideal battery size for Hyundai Elantra is BCI Group 47 or 48. These fit most models perfectly and provide reliable power. Always check your car’s manual or fitment guide to ensure compatibility before purchasing a battery.
How Long Do Agm Batteries Last In A Hyundai Elantra?
AGM batteries typically last 3 to 5 years in Hyundai Elantra vehicles. They offer better durability and performance in extreme conditions compared to traditional batteries. Regular maintenance and proper charging extend their lifespan significantly.
Can I Use Uplus Agm Battery For My Hyundai Elantra?
Yes, the UPLUS AGM battery (BCI Group 48) is compatible with Hyundai Elantra models. It offers 760 CCA and 70Ah capacity, ensuring strong starts and long-lasting performance. This maintenance-free battery is ideal for reliable daily driving.
How Do I Replace The Key Fob Battery For Hyundai Elantra?
To replace the key fob battery, use CR2032 batteries compatible with Hyundai Elantra models from 2007 to 2024. Open the fob carefully, swap the old battery with a new one, and reassemble. This ensures your remote works smoothly.
What Is Cca And Why Is It Important For Car Batteries?
CCA (Cold Cranking Amps) measures a battery’s starting power in cold temperatures. Higher CCA means better performance in winter conditions. For Hyundai Elantra, a battery with 680 to 760 CCA ensures reliable engine starts, especially in cold climates.
Are Mighty Max And Weize Batteries Good For Hyundai Elantra?
Yes, both Mighty Max and Weize AGM batteries (BCI Group 47) offer 680 CCA and 60Ah capacity. They provide reliable starts and maintenance-free use. These batteries come with warranties and fit well in Hyundai Elantra models.
Conclusion
Choosing the right car battery is important for your Hyundai Elantra’s performance. The batteries listed here offer good power, long life, and reliable starts. AGM batteries like UPLUS and ACDelco provide strong cold cranking amps and maintenance-free use. Smaller options like Mighty Max and Weize Platinum fit well and deliver steady power.
Don’t forget to check key fob battery replacements to keep your remote working smoothly. Always confirm the size and specifications before buying to ensure a perfect fit. A good battery helps your Elantra start quickly, even in cold weather. It also keeps electrical systems running without trouble.
Taking care of your car battery means fewer surprises on the road. With these choices, you can find a battery that suits your needs and budget. Drive with confidence, knowing your Hyundai Elantra has the power it needs every time.