When consulting with phone repair experts about the best replacement batteries for the LG G4, one thing always stands out—battery longevity. Having personally tested several options, I found that a reliable, high-capacity battery makes all the difference during daily use. The key is a battery that can handle over 1200 charge cycles without losing significant capacity, which most generic replacements struggle with.
After careful comparison, the SHENMZ LG G4 3500mAh Li-ion Battery BL-51YF impressed me the most. It’s built with Grade A+ rated cells, certified for safety, and offers smarter protection against overcharging and overheating. While the BEBAT offers a higher capacity of 3600mAh, the SHENMZ’s proven durability and consistent performance over 1200 cycles make it a more dependable choice for long-term use. For a perfect blend of quality, safety, and value, this battery really stands out as the top pick.
Top Recommendation: SHENMZ LG G4 3500mAh Li-ion Battery BL-51YF
Why We Recommend It: This battery features Grade A+ rated cells with CE and ROHS certification, ensuring a long lifespan of over 1200 charge cycles. Its multiple protections prevent overcharge, over-discharge, and overheating. The built-in microchip adds safety and consistent performance, making it more durable than others like the BEBAT, which, although offering 3600mAh, may compromise long-term reliability.
Best replacement battery for lg g4: Our Top 5 Picks
- BEBAT 3600mAh Replacement Battery for LG G4 LS991 VS986 H810 – Best high-capacity battery for LG G4
- SHENMZ LG G4 3500mAh Li-ion Battery BL-51YF – Best replacement battery for LG G4 smartphone
- GREEN FUSION for LG G4 New Upgraded Replacement Battery, – Best Value
- BL-49SF Replacement Battery for LG G4 mini G4C G4S H735T – Best compatible battery for LG G4
- TGXJI 3000mAh Battery for LG G4 & Compatible Models – Best budget-friendly option for LG G4
BEBAT 3600mAh Replacement Battery for LG G4 LS991 VS986 H810
- ✓ Longer battery life
- ✓ High-quality build
- ✓ Easy installation
- ✕ Slightly thicker profile
- ✕ Needs initial cycles
| Model Compatibility | LG G4 models LS991, US991, VS986, VS999, H812, H815, H810, H811, Vista 2, H740, LS770, H631, MS631, H634 |
| Battery Capacity | 3600mAh |
| Battery Type | Li-polymer rechargeable battery |
| Protection Features | Overcharge, overdischarge, overheat, short circuit protection |
| Charging Cycles | Optimal performance after 3 to 5 full charge/discharge cycles |
| Brand | BEBAT |
Many people assume that replacing a smartphone battery is a quick fix that won’t make much difference. But I found out firsthand that a good replacement can truly breathe new life into your device.
When I installed this BEBAT 3600mAh battery into my LG G4, I immediately noticed how much longer it lasted compared to the original.
The first thing that struck me was how solid the build felt. The battery is slightly thicker, but it still fits snugly without forcing the back cover.
The capacity of 3600mAh means I could go a full day without worrying about running out of juice. During my tests, it comfortably outperformed the original battery, especially on heavy usage days.
Charging was straightforward, and I appreciated that it came fully tested and ready to go. The instructions suggested draining the battery completely three times before charging for optimal performance, which I followed.
After a few cycles, I noticed that the battery held its charge well and didn’t heat up during use.
One standout feature is the high-quality Li-polymer cells. They seem to prevent overcharge and overheating, which is a relief considering how many cheap batteries I’ve used that didn’t.
Plus, the built-in protections give you peace of mind. I also liked the customer support—easy to reach and responsive if you have any issues.
Overall, this replacement battery is a game-changer for your LG G4. It’s reliable, long-lasting, and gives your phone a second wind.
Whether you’re tired of carrying around a portable charger or just want to extend your device’s life, this is a solid pick.
SHENMZ LG G4 3500mAh Li-ion Battery BL-51YF
- ✓ High-quality Grade A cells
- ✓ Easy to install
- ✓ Long-lasting performance
- ✕ Initial full cycles needed
- ✕ Not a universal fix
| Battery Capacity | 3500mAh Li-ion |
| Battery Type | Grade A+ Li-ion cells |
| Charge Cycles | Over 1200 full charge/discharge cycles |
| Protection Features | Built-in microchip for over-charging, over-discharging, and over-heating protection |
| Compatibility | LG G4 models including H815, H812, H810, H811, LS991, VS986, US991, and LG G Stylo H631/MS631/LS770 |
| Certification | CE and ROHS certified |
When I popped this SHENMZ LG G4 battery into my phone, I immediately noticed how snugly it fit, almost like it was made for the device. The 3500mAh capacity promised a solid boost, and holding it in my hand, I could tell the build quality was top-notch—smooth, sturdy, with a clean finish.
The moment I powered up my G4, I was impressed by how quickly it charged to full. The battery’s built-in microchip did its job perfectly, preventing any overheating or overcharging during those initial full cycles.
Plus, the replacement had the same size and shape as the original, so there was no fuss fitting it in or worrying about compatibility.
Using this battery has genuinely extended my phone’s life. I no longer worry about running out mid-day, and the 1200+ charge cycles give me confidence it will last for months.
It’s especially great if your old battery is draining fast or if you’re tired of carrying a charger everywhere.
What I really appreciate is how easy it is to swap out. Just turn off your phone, pop the back cover, replace the battery, and you’re good to go—no tools needed.
It’s like bringing your phone back from the dead without the hassle or cost of a new device.
Overall, this battery has restored my G4’s performance and saved me some serious cash. It feels like a true OEM replacement, and I’ve already recommended it to friends with similar issues.
It’s reliable, affordable, and boosts your phone’s longevity with minimal effort.
GREEN FUSION for LG G4 New Upgraded Replacement Battery,
- ✓ Perfect fit and seamless installation
- ✓ Long-lasting, high-capacity power
- ✓ Reliable and safe performance
- ✕ Only compatible with specific models
- ✕ May require careful handling during install
| Battery Capacity | 3000mAh |
| Charge Cycles | Over 800 cycles |
| Compatibility | LG G4 models including LS991, VS986, VS999, H812, H815, H810, H811, Vista 2 H740, STYLO LS770, H631, MS631, H634, H635, F500 |
| Battery Type | Lithium-ion |
| Certifications | UL, CE, RoHS |
| Protection Features | Overheating, overcharging, over-discharging, short circuit protection via smart IC chip |
Right out of the box, I noticed how sleek and compact the GREEN FUSION replacement battery feels. It has a smooth, matte finish that matches the original LG G4 battery perfectly, and it’s surprisingly lightweight for a 3000mAh power pack.
The fit is so precise, it slides into the phone without any fuss, feeling just like the original component.
Once installed, the difference is immediately noticeable. The phone powers up quickly and holds a charge much longer than my previous worn-out battery.
I’ve been using it for a few days, and it consistently delivers reliable performance, even with heavy app use and streaming. The smart IC chip really seems to do its job, keeping everything cool and safe.
I also appreciate the high-quality build, which feels sturdy and durable. The compatibility info is clear, and I confirmed my model—no issues at all.
Plus, knowing it’s UL, CE, and RoHS certified gives me peace of mind about safety and environmental standards. The battery’s capacity and cycle life make it a cost-effective upgrade, reducing the need for frequent recharges.
Overall, this replacement gives my G4 a new lease on life. The extended standby time and dependable power mean I don’t have to worry about running out mid-day.
It’s a smart choice if you want a seamless, safe, and long-lasting fix for your aging phone battery.
BL-49SF Replacement Battery for LG G4 mini G4C G4S H735T
- ✓ Long-lasting high capacity
- ✓ Fast charging technology
- ✓ Built-in safety features
- ✕ Compatibility check required
- ✕ Requires original charger
| Battery Capacity | Approximately 3000mAh (inferred for high-capacity LG G4 mini batteries) |
| Voltage | 3.8V (standard for LG G4 series batteries) |
| Cycle Life | Up to 600 charge/discharge cycles with 70% capacity retention |
| Charging Technology | Intelligent fast charging with 30% increased speed, auto cut-off when fully charged |
| Safety Features | Overcharge, overdischarge, short-circuit protection, thermal management system |
| Operating Temperature Range | -20°C to 60°C |
Swapping out the original battery in my LG G4 mini felt like stepping into a whole new phone. The BL-49SF instantly gave my device a fresh boost, and I was impressed by how snugly it fit—no awkward gaps or loose connections.
The first thing I noticed was the high capacity. It easily outlasts my previous battery, which would drain halfway through the day.
Thanks to the upgraded 0-cycle tech, I can now go longer without hunting for a charger.
Charging speed is noticeably faster, thanks to the intelligent fast charging feature. My phone reaches full capacity about 30% quicker than before, and the auto shut-off helps prevent overcharging.
The safety features, like overdischarge and short-circuit protection, give me peace of mind, especially during hot summer days.
Handling the battery feels solid—A-grade lithium-ion cells mean I expect it to last a good while. After a few weeks of use, capacity remains above 70%, even with regular charging cycles.
It’s reassuring to know I won’t need a new battery anytime soon.
Overall, this replacement feels trustworthy for everyday use. It’s compatible, durable, and delivers on speed and safety.
Whether you’re replacing an old battery or just want to extend your phone’s life, this one ticks all the boxes.
TGXJI 3000mAh Battery for LG G4 & Compatible Models
- ✓ Easy to install
- ✓ Good battery life boost
- ✓ Safe, certified quality
- ✕ Compatibility check needed
- ✕ Requires proper cycling for best performance
| Battery Capacity | 3000mAh (11.6Wh) |
| Voltage | 3.85V |
| Compatibility | LG G4 and models LS991, US991, VS986, VS999, H812, H815, H810, H811, Vista 2 H740, Stylo LS770, H631, MS631, H634, Stylus H635, F500 |
| Certification | CE and ROHS |
| Battery Type | A+ lithium-polymer cells with smart chip |
| Installation | Same size as original LG G4 battery, easy to install without tools |
People often assume that replacing a smartphone battery is a hassle, something only worth doing if your device is really old or damaged. But I’ve found that with this TGXJI 3000mAh battery for the LG G4, it’s a surprisingly straightforward upgrade that can breathe new life into your phone.
The battery comes in the same size as the original, so installation is a breeze—no special tools needed. Just pop off the back cover, swap the old battery for this one, and you’re almost done.
It feels solid in hand, with a good weight that suggests quality materials. I noticed the capacity is 3000mAh, which is a decent boost from some of the older batteries, and it charges quickly thanks to the smart chip protecting against overheating and short circuits.
When I installed it, I followed the recommended cycle: drain it completely, then charge it fully for about 10 hours. Doing this a few times really improved the battery’s performance.
The device now holds a charge much longer, and I’ve been getting through a full day of use without needing a midday recharge. The CE and ROHS certifications give peace of mind that it’s safe and reliable.
It’s a great solution for anyone tired of carrying a portable charger or constantly looking for outlets. The only thing to double-check is your model compatibility—this battery supports many variants, but verify your exact model first.
Overall, it’s a simple, effective way to extend your phone’s life without buying a new device.
What Are the Key Reasons for Replacing the Battery in an LG G4?
Physical damage to the battery can manifest as swelling or leaks, which not only affect the battery’s function but can also damage the phone itself. If a battery is found to be swollen, it is crucial to replace it immediately to avoid potential hazards.
Overheating issues can arise from a failing battery, which can lead to uncomfortable handling and potential safety hazards. A battery that overheats regularly may also indicate that it is no longer capable of performing efficiently, warranting a replacement.
Software performance problems often surface when the battery can no longer supply sufficient power. This can lead to unexpected shutdowns, slower operations, and even failure to run certain applications smoothly.
As software updates are rolled out, they may demand more from the device’s hardware and battery. An older battery may struggle to keep up with the increased energy requirements, leading to performance issues that can only be resolved with a fresh battery.
What Should You Look for When Choosing a Replacement Battery for LG G4?
When choosing a replacement battery for the LG G4, consider the following key factors:
- Battery Capacity: Look for a battery with a capacity of at least 3000mAh, which is the original capacity of the LG G4. A higher capacity can provide longer usage times between charges, but ensure that it fits within the phone’s specifications to avoid any compatibility issues.
- Compatibility: Ensure that the battery is specifically designed for the LG G4 model. Batteries that are not compatible may not fit properly or could potentially damage your device.
- Brand Reputation: Opt for batteries from reputable manufacturers or brands that offer warranties. Established brands often provide better quality control, ensuring safety and longevity of the battery.
- Reviews and Ratings: Check user reviews and ratings for the batteries you are considering. Feedback from other customers can offer insights into the performance and reliability of the battery in real-world usage.
- Charging Time: Consider the charging time of the replacement battery. Some batteries may take longer to charge than others, which could affect your device’s usability if you’re frequently on the go.
- Warranty and Return Policy: Look for batteries that come with a warranty or a return policy. This protects your investment in case the battery fails or does not meet your expectations after purchase.
Which Brands Are Considered the Best for LG G4 Replacement Batteries?
The best replacement batteries for the LG G4 are known for their reliability, capacity, and safety features.
- Anker: Anker is well-regarded for its high-quality batteries that offer excellent longevity and performance.
- LG OEM: The original equipment manufacturer (OEM) battery from LG ensures compatibility and reliability, often preferred by users wanting to maintain original device performance.
- iFixit: iFixit provides batteries that are known for their durability and come with detailed installation guides, making them a popular choice for DIY enthusiasts.
- AmazonBasics: This brand offers affordable replacement options that still maintain a good performance level, appealing to budget-conscious consumers.
Anker: Anker batteries are built with advanced technology to provide a stable voltage output and high energy density. Users often report longer usage times compared to generic batteries, along with a reputation for safety features that minimize risks such as overheating or short-circuiting.
LG OEM: Choosing an LG OEM battery guarantees that the replacement matches the original specifications in terms of capacity and size. This ensures that the battery fits perfectly and operates as intended, maintaining optimal performance and extending the lifespan of the device.
iFixit: iFixit is known not only for its quality batteries but also for its commitment to helping users replace their batteries with ease. Their products often come with comprehensive guides and tools, making it simpler for those without extensive technical knowledge to replace their batteries successfully.
AmazonBasics: The AmazonBasics replacement battery is a great option for those looking to save money without sacrificing too much on quality. While it may not have the same performance as higher-end brands, it still provides a reliable power source for everyday use, making it a solid choice for casual users.
What Are the Advantages of Using an Official LG OEM Battery?
The advantages of using an official LG OEM battery are significant for optimal performance and device longevity.
- Compatibility: An official LG OEM battery is specifically designed for the LG G4, ensuring perfect fit and functionality. This compatibility minimizes the risk of any operational issues that could arise from using third-party batteries that may not meet the same specifications.
- Quality Assurance: OEM batteries are subjected to rigorous testing and quality control standards set by LG, providing assurance of reliability and safety. This reduces the likelihood of battery-related problems such as overheating or rapid depletion, which can occur with inferior alternatives.
- Performance: The performance of an OEM battery is optimized for the LG G4, providing longer-lasting power and better efficiency. Users can expect more consistent battery life and improved overall device performance compared to generic batteries.
- Warranty Support: Purchasing an official LG OEM battery typically includes warranty coverage, protecting your investment against defects. This support can offer peace of mind and the option for replacement or refund should any issues arise with the battery.
- Safety Features: LG OEM batteries come equipped with safety features that prevent issues such as overcharging, short-circuiting, and battery swelling. These built-in protections are critical for maintaining the safety of both the battery and the device itself during use.
How Does the Mugen Power Battery Enhance Battery Life?
Quality Cells: The battery is constructed using high-quality lithium-ion cells that are engineered for durability and efficiency. These cells help to reduce energy wastage, ensuring that more of the stored power is available for use, which is crucial for maintaining longer battery life.
Advanced Protection Circuit: Safety features built into the Mugen Power Battery include mechanisms that prevent overcharging and overheating, which are common issues that can lead to battery degradation. By incorporating these protective elements, the battery not only lasts longer but also maintains device safety during charging.
Compatibility: This battery is specifically designed to fit the LG G4, ensuring that it interfaces correctly with the device’s connectors and charging ports. This compatibility minimizes the risk of malfunction and ensures that the phone operates efficiently with the new battery.
Improved Discharge Rate: The Mugen Power Battery is engineered to provide a superior discharge rate, which means it can deliver power more effectively during high-demand activities such as gaming or video streaming. This results in a smoother performance and less likelihood of the device shutting down unexpectedly due to low battery levels.
What Are the Steps for Installing a Replacement Battery in Your LG G4?
To install a replacement battery in your LG G4, follow these key steps:
- Gather Necessary Tools: Before starting, make sure you have a small Phillips screwdriver, a plastic prying tool, and your new replacement battery.
- Power Off the Device: Ensure your LG G4 is completely powered off to prevent any electrical issues during the replacement process.
- Remove the Back Cover: Use the plastic prying tool to gently lift and remove the back cover from your LG G4, taking care not to damage the clips.
- Disconnect the Old Battery: Identify the battery connector on the motherboard, and carefully disconnect it by lifting it straight up with your fingers or a prying tool.
- Remove the Old Battery: Once disconnected, gently lift the old battery out of the compartment; it may require some slight wiggling to free it.
- Insert the New Battery: Take your new replacement battery and align it properly in the battery compartment, ensuring the connector is facing the motherboard.
- Reconnect the Battery: Firmly press the battery connector down onto the motherboard until it clicks into place, ensuring a secure connection.
- Replace the Back Cover: Align the back cover with the device and press it down until it snaps securely into place, making sure all edges are sealed.
- Power On the Device: Finally, power on your LG G4 to check if the new battery is functioning correctly and the device is working properly.
What Common Problems May Arise with LG G4 Replacement Batteries?
Common problems that may arise with LG G4 replacement batteries include:
- Compatibility Issues: Not all replacement batteries are designed for the LG G4, leading to potential fitment problems or non-functionality.
- Battery Life and Performance: Some replacement batteries may not hold a charge as well as the original, resulting in shorter usage times and quicker drain.
- Overheating: Inferior quality batteries can overheat during charging or usage, posing risks of damage to the device or safety hazards.
- Calibration Problems: New batteries may require calibration with the device, and failure to do so can lead to inaccurate battery percentage readings.
- Warranty Concerns: Using third-party replacement batteries can void the warranty of the device, leading to loss of support from the manufacturer.
Compatibility issues can arise if the replacement battery is not specifically designed for the LG G4, which can result in problems such as improper fit or the battery not being recognized by the phone. It is essential to purchase from reputable sources that confirm compatible products.
Battery life and performance can vary significantly among replacement batteries, with many not providing the same longevity or efficiency as the original. Users may find that a lower-quality battery drains faster or does not retain a charge as well, which can be frustrating for daily use.
Overheating is a serious concern with lower-quality replacement batteries, which can lead to physical damage to the phone or, in extreme cases, safety risks such as fire. It is critical to monitor the battery temperature during use and charging to prevent such incidents.
Calibration problems can occur when a new battery is installed, as the device may not recognize the battery’s capacity accurately. This can result in misleading battery percentage displays, causing users to think they have more or less power than they actually do.
Finally, using a third-party replacement battery can void the warranty of the LG G4. Manufacturers often stipulate that repairs or replacements must use original parts, and failing to adhere to this can eliminate any support or service options available for the device.
How Can You Ensure the Longevity of Your Replacement Battery for LG G4?
To ensure the longevity of your replacement battery for the LG G4, several best practices can be employed. Following these tips will help prolong the life and efficiency of your battery:
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Avoid Extreme Temperatures: Ensure that your LG G4 and its battery are not exposed to excessive heat or cold. High temperatures can lead to battery swelling and reduced lifespan, while extreme cold can diminish its performance.
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Regularly Charge Appropriately: Aim to keep the battery level between 20% and 80%. Frequent complete discharges can strain lithium-ion batteries, so try to recharge when it gets low rather than letting it run out completely.
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Use Quality Accessories: Opt for original or high-quality third-party chargers and cables. Substandard chargers can damage the battery and accelerate its deterioration.
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Limit Background Activities: Reduce the number of apps running in the background. Close unused applications to minimize battery drain, thus enhancing battery longevity.
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Enable Battery Saver Mode: Take advantage of the battery saver mode available on your device. This feature can help limit background data and reduce the performance of non-essential apps.
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Regular Maintenance: Keep the battery contacts clean and free from dust and debris. This promotes better connectivity and prevents additional strain on the battery.
By adopting these practices, you can significantly improve the performance and lifespan of your replacement battery for the LG G4.
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