In this article, we will explore the Best Extended Batteries For Galaxy S3 that are now on the market. In addition to that, we have provided you with a detailed guide that will assist you in choosing the right product. We really hope that by looking through the reviews of the top Best Extended Batteries For Galaxy S3 products that we’ve provided below, you’ll be able to quickly narrow your choices and select the one that best satisfies your needs.
We have spent lots of time testing. According to our research, we think SHENMZ Best Extended Batteries For Galaxy S3 is the best overall. For more of our top picks, read on! Also, check out our buying guide for some tips on how to choose the right Best Extended Batteries For Galaxy S3.
Editor's Choice
SHENMZ Galaxy S3 Battery, New Upgraded 3200mAh Li-ion Replacement Battery for Samsung Galaxy
Premium Pick
MOVFST Replacement Battery for Samsung Galaxy S3,2500mAh High Capacity Battery Fit for Samsung
Budget Pick
WAVYPO 【2800mAh】 Battery for Galaxy S3, 2025 New Upgraded Li-ion Replacement Battery for Samsung
Top 10 Best Extended Batteries For Galaxy S3
We researched and compared the top products in the Best Extended Batteries For Galaxy S3 category to provide you with these recommendations.
1. SHENMZ Galaxy S3 Battery, New Upgraded 3200mAh Li-ion Replacement Battery for Samsung Galaxy
- HIGH QUALITY GRADE A PREMIUM BATTERY:This Upgraded Galaxy S3 battery uses Grade A+ rated battery cells with CE and ROHS certification,ensure last over 1200 charge cycles. Multiple-protection for safer operation for both user and devices,build-in microchip to prevent over-charging,over-discharging and over-heating.
- COMPATIBLE MODELS:Suitable for all Samsung Galaxy S3 EB-L1G6LLA/LZ/LU,I9300,I9305 LTE, I535 (Verizon),T999 (Tmobile),I747 (AT&T),L710 (Sprint),[ Not Compatible with S3 Mini /S3 Slim ].Battery Type: Li-ion, Voltage: 3.85V, Battery Capacity:3200mAh /12.32Wh.
- HOW TO USE:Using up all the power of battery for the first three times before charging,and then take a full charge,thus the battery can be reached the optimum effect of using.Please remember that its full performance and longevity is only achieved after 3 to 5 complete charge and discharge cycles.
- LONG-LASTING REPLACEMENT BATTERY:Bring your Galaxy S3's battery life back to glory and save the money of an upgrade; get from 0% to 100% power in a matter of seconds by simply swapping batteries,Matches the 48 hour standby endurance of a fully functional new OEM battery.
- Great Service Guarantee: Your satisfaction is always our business goal. If you are not satisfied with our product, please contact our friendly customer service through the "Contact Seller" feature, we will reach out to you within 24 hours, solve your problem quickly and efficiently. So you can purchase our products without any risk.
2. WAVYPO 【2800mAh】 Battery for Galaxy S3, 2025 New Upgraded Li-ion Replacement Battery for Samsung
- COMPATIBLE MODELSCompatible with all major wireless Carriers for the iPhone 8
- HIGH CAPACITY BATTERYOur battery is made of world-class Li-ion battery cell, the advanced technology makes our battery to high capacity with the same size. Our battery will provide you over 800 charging cycles with high-speed and efficient charging.
- TOP-LEVEL QUALITYOur product has CE and Rohs certification. Every battery is manufactured and tested under strict quality control standards. Build-in microchip to prevent over-charging, over-discharging, short-circuit and over-heating.
- EASY TO REPLACEIt is easy to replace old battery with brandnew battery. Please turn off your phone prior to replacement, carefully disconnect your old battery and then connect your new battery to the mainboard, please ensure battery is connected to cellphone well.
- KIND REMINDERIf you are not 100% satisfied with our product, please contact our friendly customer service through the "Contact Seller" feature, and we will do our best to solve your problem quickly and efficiently! So you can purchase our products without any risk.
3. MOVFST Replacement Battery for Samsung Galaxy S3,2500mAh High Capacity Battery Fit for Samsung
- HIGH CAPACITY --- This replacement battery for Samsung Galaxy S3 is 2500mAh high capacity, with more power than original battery.You can use your phone for a longer time!
- COMPATIBLE MODELS --- Compatible for Samsung Galaxy S3 (model:Verizon I535, T-Mobile T999, Sprint L710, AT&T I747, R530, LTE I9305) only, Not for other models. Please check the model number on the back of your phone. Please kindly check your phone model on the back of your phone before purchasing.
- SAFETY TESTED BATTERY --- Each battery is manufactured and tested under strict quality control standards. Build-in smart IC microchip to prevent over-charging, over-discharging, short-circuit and over-heating for safe and prolonged use.
- EASY INSTALLATION --- Complete repair tool kits, detailed user manual included. If you want to know more details on how to replace the battery, please search for the corresponding battery model on YOUTUBE , where there will be more detailed video steps for reference.Please remember that its full performance and longevity is only achieved after 3 to 5 complete charge and discharge cycles.
- STRONG AFTER-SALES SERVICE --- If there is any defective battery, please let us know in time, we will find the best solution upon your requirements.
4. Gear S3 Battery, UNKLOU 480mAh Li-Polymer Replacement Battery for Samsmung Galaxy Gear S3 Frontier
5. Senpinkboo for Samsung Gear S3 Frontier/Gear S3 Classic Battery Upgraded [300mAh] EB-BR760ABE
![Senpinkboo for Samsung Gear S3 Frontier/Gear S3 Classic Battery Upgraded [300mAh] EB-BR760ABE](https://m.media-amazon.com/images/I/5132yBHs+WL._SL500_.jpg)
- Compatible ModelThis Replacement Battery model is EB-BR760ABE.Compatible with Gear S3 Frontier SM-R760/Gear S3 Classic. please carefully examine your device model and old battery if it fits before purchasing.
- HIGH QUALITY GRADE A PREMIUM BATTERYEach battery is tested to strict quality control standards and includes a built-in IC chip to prevent overcharging, overheating, and other defects.You can choose it with confidence.
- Easy To InstallThe installation process is not complicated,most people can replace it by themselves. And YouTube also has many installation tutorials videos to reference.
- Quality Assurance Before shipment, every item was thoroughly tested and packaged. Brand new and high quality. Perfect for Gear S3 Frontier SM-R760/Gear S3 Classic battery.
- Good After-sales ServiceWe are very focused on the customer experience.Please contact us if you have any questions, whether pre-sales or after-sales. We will try our best to solve it for you.
6. Replacement Battery for Galaxy Gear S3 Frontier & Gear S3 Classic, EB-BR760ABE Battery Compatible
- Compatible Smartwatch Model: This battery kit is specifically designed for Samsung Galaxy Gear S3 Frontier & Gear S3 Classic, please double confirm your smartwatch model before purchasing
- Quality Li-Po Cell: Built with brand new zero cycle original Li-Po cell, manufactured and tested under UL2054 test standards to ensure the best performance and long-lasting battery life. NOTE: A new battery requires at least three full charge and discharge cycles to properly calibrate the battery management system
- Detailed Repair Guide: The package includes a complete and detailed repair guide, allowing you to easily handle the repair yourself with convenience and peace of mind
- Professional Repair Toolkit: Carefully selected by our expert repair team, this kit includes every tool you need for the repair process. It's professional, safe, and easy to use, giving you the confidence to complete your repair quickly and efficiently
- Extra Protection: Each smartwatch battery is packaged in a custom hard plastic case with anti-static foam inside, providing effective protection against bumps and pressure during shipping, ensuring your item arrives safely
7. oGoDeal Replacement Battery for Samsung Gear S3 Frontier(SM-R760) and Gear S3 Classic 3.85V 380mAh
- Battery life not what it used to be? Replace with oGoDeal Gear S3 frontier top quality replacement battery and buy some more time.
- Compatible Model: Samsung Gear S3 frontier (SM-R760), Samsung Galaxy Gear S3 Classic R770, R760, R770, BR760, R765 please kindly check your watch model before purchase, if wrong model battery won't fit.
- Every Brand New Item is tested by professional tester under strict quality control standards, and Test in good condition before shipping. if replaced new battery your watch still can't power on please charge the battery for few hours, if still dead it might not battery problem might your watch inner power ic problem then.
8. OHZHAO Battery for Samsung Gear S3 Frontier Battery 580mAh(SM-R760) 2025 Upgrade High Capacity,
- Compatible Models: Our battery only for Samsung Gear S3 frontier (SM-R760), Samsung Galaxy Gear S3 Classic R770, R760, R770, BR760, R765, please confirm your watch model before placing your order.
- High-Quality Products: Built-in upgrade smart IC chip technology, and our battery is tested under strict quality control, RoHS & CE & FCC certified.
- High-Capacity: OHZHAO battery for Samsung Gear S3 Frontier Battery Capacity 580mAh. Bring your Samsung Gear S3 Frontier Watch another better life.
- Package Includes: 1 x battery for Samsung Gear S3 frontier, 1 x full set professional repair tool kits.
- Quality Customer ServiceYour satisfaction is our greatest motivation, if you have any questions, Please feel to contact us. We offer a 30-day money-back, 12 months after-sales product and 24 x 7 email support. Thank you for your support.
9. OUWEE EB-BT825ABE Tablet Battery Compatible with Samsung Galaxy Tab S3 9.7inch SM-T820 SM-T825820
- Battery typeLi-ion. Voltage: 3.8V. Capacity: 22.8Wh 6000mAh .
- Compatible Part NumberEB-BT825ABE EB-BT825ABA GH43-04702A .
- Replacement For LaptopSamsung Galaxy Tab S3 9.7 inch SM-T820 SM-T825820 SM-T825 SM-T825C SM-T825N0 SM-T825Y SM-T827V Series Notebook.
- ConnectorBefore placing your order,Please refer to the picture and check it.Because the products produced by different factories will have differences, such as size, cable length, interface, etc.
- Use SkillsIf the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected.Discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
10. NP99sp NewPower99 Battery Kit for Samsung Galaxy Tab S3 SM-T820 with Video, Tools, and Extended Life
- Guaranteed for One Full Year - 6000 mAh Battery
- Compatible with Your Samsung GALAXY Tab S3 SM-T820 Tablet
- How-To Video shows you exactly how to open your device with the included electronics opening tools to successfully replace your battery
- Includes Step by Step Video Instructions, Special Electronics Tools, and Long Lasting Battery
- Kit Includes Everything You Need to Revive Your Samsung GALAXY Tab S3 SM-T820 Tablet
Peter
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