Best Phone Batteries of 2026

Mike Davis Avatar
Mike Davis
Last Updated: Jan 9, 2026

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Phone batteries are essential components of smartphones, providing the power needed to keep these devices running. With the increasing demand for mobile devices, phone batteries have become more advanced and efficient, offering longer battery life and faster charging times. Lithium-ion batteries are the most commonly used type of phone battery, providing a high energy density and low self-discharge rate. These batteries are also lightweight and compact, making them ideal for use in portable devices. As technology continues to advance, phone batteries will likely become even more efficient, providing longer battery life and faster charging times for consumers.

At a Glance: Our Top Picks

Energizer 395/399 Silver Oxide Batteries Cover #TOP 1
Energizer 395/399 Silver Oxide Batteries
ftb score rating icon 9.8
idudu Case with Tempered Glass for Apple Watch SE 3/SE 2/SE/Series 4-6 44mm Cover #TOP 2
idudu Case with Tempered Glass for Apple Watch SE 3/SE 2/SE/Series 4-6 44mm
ftb score rating icon 9.7
SCP-73LBPS Battery,High Capacity Battery for Kyocera DuraXV Extreme E4810 Verizon Flip Phone Battery Replacement 2800mAh 3.8V/10.6Wh Cover #TOP 3
SCP-73LBPS Battery,High Capacity Battery for Kyocera DuraXV Extreme E4810 Verizon Flip Phone Battery Replacement 2800mAh 3.8V/10.6Wh
ftb score rating icon 9.5

Top 10 Phone Batteries

#TOP 1

Energizer 395/399 Silver Oxide Batteries

5 Count (Pack of 1)
Energizer 395/399 Silver Oxide Batteries Cover
Energizer 395/399 Silver Oxide 5 Batteries (SR927W / SR927SW)

The Energizer Silver Oxide Pack offers reliable power designed for devices like watches and other small electronics, ensuring your gadgets run smoothly. With five batteries included, you get convenience and value, so you won’t need to replace them frequently. These batteries provide consistent performance, which means you can trust them to last when you need them most. Plus, being made in the USA adds a level of quality assurance for users who want dependable, high-quality power sources for their everyday devices.

What We Like
Reliable power
Five batteries per pack
Suitable for watches and electronics
High-quality construction
#TOP 2

idudu Case with Tempered Glass for Apple Watch SE 3/SE 2/SE/Series 4-6 44mm

Black
44mm
idudu Case with Tempered Glass for Apple Watch SE 3/SE 2/SE/Series 4-6 44mm Cover
idudu Case for Apple Watch Screen Protector SE 3(2025)/SE 2/SE/Series 4 5 6 44mm Built-in HD Tempered Glass | Slim Guard Bumper | Full Coverage Protective | Hard PC Face Cover Compatible iWatch

The idudu Apple Watch Case offers solid protection tailored for various Apple Watch models including SE 3, SE 2, SE, and Series 4 to 6 in 44mm size. It features a tough PC bumper combined with a 9H tempered glass, shielding your watch from scratches, bumps, and daily wear. The screen protector keeps your watch’s display bright and clear while maintaining high touch sensitivity, so you can interact with your watch smoothly. Plus, the case snaps on easily without needing to remove the watch band, making installation quick and hassle-free.

What We Like
Comprehensive protection
High touch sensitivity
Easy snap-on installation
Clear screen visibility
#TOP 3

SCP-73LBPS Battery,High Capacity Battery for Kyocera DuraXV Extreme E4810 Verizon Flip Phone Battery Replacement 2800mAh 3.8V/10.6Wh

For SCP-73LBPS
1 Count (Pack of 1)
SCP-73LBPS Battery,High Capacity Battery for Kyocera DuraXV Extreme E4810 Verizon Flip Phone Battery Replacement 2800mAh 3.8V/10.6Wh Cover
SCP-73LBPS Battery,High Capacity Battery for Kyocera DuraXV Extreme E4810 Verizon Flip Phone Battery Replacement 2800mAh 3.8V/10.6Wh

The [2800mAh] SCP-73LBPS Battery,(2021 Upgraded) Super High Capacity Replacement for Kyocera DuraXV Extreme E4810 Verizon Flip Phone is a great replacement battery for the Kyocera E4810 phone. The 2800mAh high-capacity battery gives the phone a better high-capacity backup battery. Customers have reported mixed results with the battery, with some reporting that it has the same battery life as the one that came with the phone and others reporting that it doesn't fit in the phone.

What We Like
High-capacity battery
Better high-capacity backup battery
Compatible with Kyocera E4810 phone
#TOP 4

Soseieiu SCP-73LBPS Replacement Battery for Kyocera DuraXV and DuraXE Phones

For SCP-73LBPS Battery
1 Count (Pack of 1)
Soseieiu SCP-73LBPS Replacement Battery for Kyocera DuraXV and DuraXE Phones Cover
Soseieiu SCP-73LBPS Battery,(2025 New Upgraded) 0 Cycle Original Replacement Battery for Kyocera DuraXV Extreme E4810/Kyocera DuraXE Epic E4830 Verizon Flip Phone

The Soseieiu Kyocera Battery is designed to perfectly fit Kyocera DuraXV and DuraXE models, ensuring compatibility without any hassle. This brand-new 1770mAh battery offers a fresh power source to restore your phone’s battery life, making it feel like new again. Its size matches the original battery exactly, allowing for a secure and safe installation. Plus, it comes with important safety certifications that protect your phone from overcharging, overheating, and excessive discharging, giving you peace of mind. With this long-lasting replacement, you can quickly recharge your phone by swapping batteries, saving money on upgrades and avoiding power interruptions.

What We Like
Wide model compatibility
High-quality new battery
Safety certifications included
Exact size fit
Quick battery replacement
#TOP 5

UooFide SCP-73LBPS Battery Replacement

SCP-73LBPS
UooFide SCP-73LBPS Battery Replacement Cover
SCP-73LBPS Battery (2025 New Upgraded) Replacement for Kyocera DuraXV Extreme E4810 Verizon Flip Phone SCP73LBPS Battery (Phone not included)

If you are looking for a reliable replacement battery for your Kyocera DuraXV Extreme E4810 Verizon Flip Phone, the UooFide Battery Replacement is a great choice. It comes with the latest cost-effective smart IC chip that can intelligently control and distribute power, maximizing power conversion rate. You won't have to worry about running out of power and shutting down some apps all the time. The battery capacity and voltage are 100% the same as your original battery SCP73LBPS, providing long-lasting battery life. The premium integrated lithium-ion battery cell with CE, UL, and ROHS certification effectively prevents over-charging, over-heating, and over-discharging. The UooFide Battery Replacement is the most affordable and quickest way to bring life back to your phone, saving you the cost of replacing a new phone. With a 12-month warranty, you can enjoy risk-free shopping and quality assurance.

What We Like
Smart IC chip
Same capacity as original
Safe and durable
#TOP 6

Luuzkla 19800mAh Battery for iPhone 11

11-19800
Luuzkla 19800mAh Battery for iPhone 11 Cover
Luuzkla 19800mAh (New Upgrade) Battery Compatible with iPhone 11, Super Capacity Battery Replacement Compatible with iPhone 11, with Full Tool Kits-0 Cycle High Capacity-24 Months Service

The Luuzkla iPhone 11 Battery offers a powerful 19800mAh capacity, which means you can use your phone longer without constantly recharging. This battery is designed specifically for iPhone 11 models A2111, A2223, and A2221, ensuring a perfect fit and reliable performance. Safety is a top priority, with high-quality Grade A+ cells and built-in protection to prevent overcharging and overheating, keeping your device secure. Plus, it comes with a full set of professional tools to make replacing your battery easier, and there are helpful videos available to guide you through the process. With the Luuzkla iPhone 11 Battery, you get more power, safety, and convenience all in one.

What We Like
High capacity
iPhone 11 compatibility
Safety protections
Includes repair tools
#TOP 7

Luuzkla 13500mAh Replacement Battery for Nintendo Switch HAC-001/HAC-003

HAC003
HAC003-13500
Luuzkla 13500mAh Replacement Battery for Nintendo Switch HAC-001/HAC-003 Cover
Luuzkla 13500mAh HAC003 Battery, (New Upgrade) Replacement for Nintendo Switch Game Console HAC-001 HAC-003 Internal, with Full Tool Kit

The Luuzkla Switch Battery offers a high 13500mAh capacity, restoring your Nintendo Switch's power so you can play longer without frequent recharges. It uses premium Grade A++ cells, ensuring safety and reliability with built-in protections against overcharging, overheating, and over-discharging, which keeps both you and your device safe. Designed to fit perfectly with the original HAC-001 and HAC-003 models, this battery guarantees a hassle-free replacement experience. To get the best performance and longer lifespan, it's recommended to fully charge and discharge the battery three to five times initially. This helps maximize its efficiency and durability for your gaming needs.

What We Like
High 13500mAh capacity
Premium Grade A++ cells
Built-in safety protections
Perfect original size fit
Optimized performance with cycles
#TOP 8

LCLEBM 4000mAh Battery for Kyocera DuraXV Extreme E4810

scp-73lbps
LCLEBM 4000mAh Battery for Kyocera DuraXV Extreme E4810 Cover
LCLEBM [4000mAh SCP-73LBPS Battery, New Upgrade High Capacity Replacement Battery for Kyocera DuraXV Extreme E4810 Verizon Flip Phone

The LCLEBM Kyocera Battery is designed specifically for the Kyocera DuraXV Extreme E4810 Verizon flip phone, ensuring perfect compatibility. It offers a high capacity of 4000mAh, giving you longer usage time before needing to recharge. Made with top-quality A+ lithium-ion cells, this battery is built to last and has passed strict CE and ROHS safety certifications for your peace of mind. It supports up to 800 charge cycles, meaning it can maintain its performance over a long period. To get the best life from your battery, it’s recommended to fully use and charge it a few times initially. This battery is a reliable upgrade to keep your phone powered throughout the day.

What We Like
High capacity 4000mAh
CE and ROHS certified
Up to 800 charge cycles
Perfect Kyocera compatibility
#TOP 9

SHUO.Z.B LG CordZero A9 Replacement Battery 25.9V 2300mAh

LG CordZero A9
Yellow
SHUO.Z.B LG CordZero A9 Replacement Battery 25.9V 2300mAh Cover
25.9V 2300mAh LG Cord Zero A9 Replacement Battery for LG CordZero A9 A9S P9 A9K-CORE A9MAX A9T-Ultra A9K-PRO A9N A9M A9MULTI A929KVM A958S A9KMAX A916 A958 A958SA A9 Plus A905M A907GMS A905RM A908MVR

The SHUO.Z.B LG CordZero Battery is designed to replace your LG CordZero A9 vacuum battery easily. It offers a reliable 25.9V Li-ion battery with a 2300mAh capacity, ensuring long-lasting power for your device. This battery is compatible with a wide range of LG CordZero models, giving you confidence in finding the right fit. Safety is a priority, as the battery includes built-in protections against overcharging, overheating, and short circuits, keeping you and your device safe. Plus, it supports up to 700 charging cycles, meaning you get durable and consistent performance. The package also includes screwdrivers and screws to help you install the battery conveniently.

What We Like
Wide model compatibility
Built-in safety protections
Long battery life
Includes installation tools
Supports 700 charging cycles
#TOP 10

XYIRMCYF 21800mAh iPhone 13 Replacement Battery with Tool Kit

13-21800
XYIRMCYF 21800mAh iPhone 13 Replacement Battery with Tool Kit Cover
XYIRMCYF 21800mAh Super Capacity Battery Compatible with iPhone 13, 0 Cycle Li-Polymer Replacement Battery for iPhone 13, with Professional Repair Tool Kit

The XYIRMCYF iPhone 13 Battery offers a high-capacity 21800mAh power source, giving you longer usage time than the original battery without changing the size. It's designed specifically for iPhone 13 models, so you can be sure it fits perfectly. The battery comes with a full professional tool kit, making it easier for you to replace the battery yourself, even if you’re new to phone repairs. Plus, it’s built with safety in mind, featuring a smart chip that prevents overcharging, overheating, and short circuits, so you can use it confidently and safely every day.

What We Like
High capacity
iPhone 13 compatibility
Included repair tools
Built-in safety chip
Buying Guide Image

The Complete Guide to Buying Phone Batteries

Introduction

When it comes to choosing a replacement battery for your phone, it's important to consider a few key factors. In this article, we'll go over some of the most important things to consider when selecting a replacement battery for your phone.

Compatibility

First and foremost, you'll want to make sure that the battery you choose is compatible with your phone. This means that it should be the same size, shape, and model as the original battery that came with your phone. Some phone manufacturers offer their own replacement batteries, which are a good option if you can find them. Otherwise, you'll need to do some research to find a compatible battery from a third-party manufacturer.

Capacity

Another important factor to consider is the capacity of the battery. This is measured in milliampere hours (mAh), and it represents the amount of energy that the battery can store. The higher the mAh rating, the longer the battery will last before needing to be recharged. In general, it's a good idea to choose a replacement battery with a similar or higher mAh rating to the original battery that came with your phone.

Brand

While brand isn't the most important factor to consider when choosing a replacement battery, it can still be worth taking into account. Some brands are known for producing high-quality batteries that last longer and perform better than others. It's always a good idea to read reviews and do some research to find a reputable brand that produces reliable batteries.

Price

Of course, price is always a factor when choosing any product, and replacement batteries are no exception. You'll want to find a battery that offers good value for money without sacrificing quality. In general, it's a good idea to avoid the cheapest options, as they may not be as reliable or long-lasting as more expensive batteries.

Conclusion

In conclusion, choosing the right replacement battery for your phone requires some careful consideration. You'll want to make sure that the battery is compatible with your phone, has a sufficient capacity, comes from a reputable brand, and offers good value for money. By following these guidelines, you can find a replacement battery that will keep your phone running smoothly for a long time to come.

Frequently Asked Questions (FAQs)

1. Is it worth replacing my phone battery?

If your phone battery's maximum capacity drops below 80% after 300-500 charge cycles, it's a good idea to consider replacing it. As your phone ages, its battery performance naturally decreases, but it should still retain about 80% capacity. If it falls below that, a battery replacement is recommended.

2. How much is a new battery for your phone?

The cost of a new phone battery can vary depending on the model and the service you choose. On average, you can expect to pay between $25 and $100 for a battery replacement. Online options and independent phone repair services offer different pricing options, so it's worth shopping around to find the best deal.

3. Can I change my phone battery?

Some phones allow users to replace the battery themselves, while others, like iPhones, require professional assistance. If you're unsure about how to replace your phone battery, it's recommended to bring it to a store where experts can assess the situation and handle the battery replacement for you.

4. How many years does a phone battery last?

On average, a modern phone battery has a lifespan of 2-3 years, which roughly translates to 300-500 charge cycles. After this period, the battery capacity may drop by around 20%. How frequently you charge your phone can impact its battery life, so it's essential to manage charging habits for better longevity.

5. Will I lose everything if I replace my phone battery?

Replacing your phone battery does not affect your data. Swapping out the battery simply changes the power source. Your data remains stored in the phone's internal memory or external storage, and it is not affected by the battery replacement process.

6. How long does a replaced phone battery last?

A newly replaced lithium-ion phone battery typically lasts between 300 and 500 charge cycles. However, the frequency of charging plays a significant role in how quickly these cycles are used. Generally, a cell phone battery can last between two and three years, but proper charging habits can help extend its lifespan.

7. Why can't you replace phone batteries anymore?

The trend toward non-replaceable phone batteries is driven by the desire for slimmer, lighter phone designs. Removable batteries require extra protective casing, which adds weight and bulk to the device. To achieve sleeker designs, manufacturers opted for permanent, non-removable batteries.

8. Why you shouldn't charge your phone overnight?

Charging your phone overnight can accelerate the decay of the battery. While it may not have an immediate noticeable impact, prolonged overnight charging increases the amount of time the phone spends connected to the charger, which can contribute to the gradual loss of the battery's charging capacity.

9. Is it okay to leave your phone plugged in all night?

Leaving your phone plugged in all night can lead to battery degradation over time. While occasional overnight charging may not cause significant harm, consistent and prolonged overnight charging can impact the overall health and lifespan of your phone's battery. To maximize battery performance, it is advisable to avoid leaving it plugged in for extended periods unnecessarily.

Editor's Notes

During our phone battery research, we found 24 phone battery products and shortlisted 10 quality products. We collected and analyzed 49,268 customer reviews through our big data system to write the phone batteries list. We found that most customers choose phone batteries with an average price of $18.95.

The phone batteries are available for purchase. We have researched hundreds of brands and picked the top brands of phone batteries, including Energizer, idudu, Abtter, Soseieiu, UooFide. The seller of top 1 product has received honest feedback from 1,236 consumers with an average rating of 4.8.

Written by
Mike Davis Avatar

Mike Davis is a professionally trained electrician with six years of working experience in the electronics industry. He has written an array of web and mobile-based articles for e-magazines and blogs. He loves trying out some novel and popular gadgets and his expertise is in the areas of electronics and computers which is built over many years of working and personal experiences.