Best iphone battery cases Reviews 2021

In this best iphone battery cases product guide, we’ll help you make a more informed decision and select the product with the benefits you need. Among the products, our top choice is Battery Case on Amazon.

We spent 47 hours to look for top-rated products in this category and have compiled the following list. If you are looking for the best iphone battery cases, our top recommendation for you is Battery Case, which comes with amazing features you’ve never expected before! It is absolutely the best iphone battery cases available in the market today. However, if you are on a budget and don’t want to spend big on best iphone battery cases, you may want to consider Battery Case for iPhone 6 6s which is an economic option and still comes with all the basic features one would expect in best iphone battery cases.

10 Best iphone battery cases

Best iphone battery cases

1. Battery Case

  • The most sturdy quality the iphone battery case comes with the strongest clip that will not break easily when you pull out the cellphone from the battery case.
  • Intelligent rapid charging our iphone charger case needs 2 hours only to fully charge your cellphone with automatic power off and intelligent power management function protect your phone from overheating overcharging.
  • 270 extra battery life the iphone charging case equipped with a powerful 5000mah built in lithium polymer charger chip can provide iphone66s78 with more than 270 extra battery life no worry about cellphone being out of power any more.
  • Multifunctional interface interface supports charging audio and data sync. you can enjoy music with headphones while charging by iphone battery case or you can quickly transfer iphone data.
  • Lightweight max protection design the slim design of charger case makes it be more portable and reduces to occupy the space and the raised sides and hard shell design perfectly protect your phone avoid scratching and dropping.

Also read: Best O3 iphone 6 cases

2. Battery Case for iPhone 6 6s

Smiphee Ultra Slim External Protective Portable Charger Battery Case is designed to improve the performance and battery life for your iPhone 6/6s (47 inches ONLY) ALWAYS POWER ON, NEVER OFFLINE Pros: Charge replacement technology, add more than 150% battery life Just feel free to use your 35mm headphone without audio jack extender

  • Important note only compatible with iphone 6 or iphone 6s not for iphone 6 plus and 6s plus. whats more smiphee iphone 66s battery case does not support car charger high voltage or quick charge adapters.
  • Add 150 more battery life equipped with a powerful 4000mah built in lithium polymer battery chip provides extra 12 hours internet use19 hours talk time 70 hours audio playback to your iphone 66s.
  • Max protection raised sides and hard shell design maximizes protection to your iphone 6 or iphone 6s avoid scratching and dropping. in addition the top piece built in with magnet helps easier installation and avoids missing.
  • Easy to charge and sync you can charge your battery case and iphone 66s simultaneously with your existing original iphone charging cable. also you can sync your iphone 66s to your macbook pc or laptop without removing the battery case.
  • 100 money back guarantee smiphee also delivers the best service for any reason makes you unsatisfied we provide a 30 days ask free money back guarantee and 1 year warranty. enjoy this absolutely risk free purchase by clicking the add to cart button

Also read: Best Innosub usa iphone 4 cases

3. Smiphee Battery Case for iPhone X/XS

Smiphee Extended Rechargeable Portable Battery Case is Designed to Charge and Protect Your iPhone X / XS / 10 (58 inch ONLY) Pros: Sync and charge with original charging cable Full Support with iOS versions and all future updates Designed to be highly portable and protected by durable for an on-the-go lifestyle Attached the fabric of the battery case forms a protective layer that resist scratches

  • Soft concise simple featuring with elastic soft material simply slide your iphone into the charging case and installation is done. make sure your phone connected well with the case. press the power button for 3 seconds to start recharging your iphone x xs 10.
  • More than 100 power endurable 4000mah battery can double your iphone x xs 10 daily lifespan keep iphone x xs 10 powered for longer time. smiphee knows it is important for you to stay online now say goodbye to low battery anxiety and awkward moments.
  • Charge listen enjoy plug your original charging cable and 5v1a only adapter to the charger case battery case and the phone will be charged simultaneously. support the headphones that came with your phone no need to remove the battery case get full audio access no need to remove the battery case get full audio access.
  • Upgraded protection designed to provide heavy duty level protection bumper and hard shell backplate can protect iphone x xs from scratches and falling. front bumper raised added protection for your phone screen.
  • 100 refund guarantee 12 months worry free product guarantee from smiphee ensures long lasting enjoyment of your purchase. please be free to purchase by clicking the yellow add to cart button.

Also read: Best jetech iphone 4 cases

4. Battery Case for iPhone 7/8

Lonlif Ultra Slim External Protective Portable Charger Battery Case is designed to improve the performance and battery life for your iPhone 7/8 (47 inches ONLY) ALWAYS POWER ON, NEVER OFFLINE Pros: No excessive bulk perfectly fits your phone original headphones Charge replacement technology, add more than 120% battery life

  • For iphone 78 only only compatible with iphone 78. carplay and carcharger are not supported.press the back power button for 3 seconds to start charging led indicator will show how much juice is left.
  • Add 120 more battery life equipped with a powerful 4000mah built in lithium polymer battery chip provides extra 14 hours internet use16 hours talk time 48 hours audio playback to your iphone 78.
  • Max protection raised sides and hard shell design maximizes protection to your iphone 7 or iphone 8 avoid scratching and dropping. in addition the top piece built in with magnet helps easier installation and avoids missing.
  • Easy to charge listen and sync you can charge your battery case and iphone 78 simultaneous with your existing iphone charging cable. use your earpods directly for audio activities. also you can sync your iphone 78 to your macbook pc or laptop without removing the battery case.
  • 100 money back guarantee lonlif also delivers the best service for any reason makes you unsatisfied we provide 30 days ask free money back guarantee and 1 year replacement warranty. enjoy this absolutely risk free purchase by clicking the add to cart button.

Also read: Best mulbess iphone 4 cases

5. Battery Case for iPhone 7 Plus/8 Plus/6 Plus/6s Plus

Lonlif iPhone 7 Plus / 8 Plus / 6 Plus / 6s Plus Battery Case Extended Battery Protective Portable Charger Case is engineered specifically for iPhone 7 Plus / 8 Plus / 6 Plus / 6s Plus to provide you longer battery life and more protection Pros: Provides 120% extra battery life for your iPhone 7 Plus / 8 Plus / 6 Plus / 6s Plus

  • Important note please note that it is not designed for iphone 7 iphone 8 iphone 6 iphone 6s or any iphone model. it is recommended to use the original cable to charge the battery case to avoid incompatibility problems.
  • Add 120 battery life 5500mah li polymer rechargeable charger case can effectively provide 120 extra battery life for your iphone 7 plus 8 plus 6 plus 6s plus equivalent to add 15 hours internet use 16 hours video playback 25 hours talk time 72 hours audio playback.
  • Max protection the raised front lips design can protect your phone against bumps and scratching. in addition the top piece built in with magnet helps you to install easily and avoids missing. but please note that it doesnt protect the screen doesnt protect the screen doesnt protect the screen.
  • Easy to charge and sync just plug your original iphone charging cable into the charger case then your battery case and phone can be charged simultaneously. also you can sync your iphone 6 plus 6s plus 7 plus8 plus to your macbook pc or laptop without removing the battery case.
  • 100 money back guarantee 12 months worry free product guarantee from lonlif ensures long lasting enjoyment of your purchase. please be free to purchase by clicking the yellow add to cart button.

Also read: Best unnfiko iphone 6 cases

6. Gixvdcu Battery Case for iPhone 6S / 6

AMAZING 6000mAh Protective Portable Charger Battery Case Power Pack iPhone 6s / 6 Battery Case - External Battery Backup Protective Charger Case for iPhone 6s & iPhone 6 - 4 LED Indicator LightPlease note: 1The Battery Case only suit for iPhone 6s/ iPhone 6 (47 inch) Not fit for iPhone 6s Plus / 6 Plus (5

  • Long battery life 6000 mah powerful rechargeable protective portable charging case for your iphone 6s 6 up to 280 standard battery provide an extra 190 hours standby 18.5 hours talk time 12.5 hours video 15 hours web browsing or 12 hours gaming to your phone.
  • Charging and protecting 2in1 high quality battery case 6000mah iphone 6s 6 battery cases with 360scratch guard dual layer protection to protect your iphone 6s 6 from scratches and other daily wear and tear. internal safe chips prevents the power case short circuiting overheating and over charging. perfect charging your iphone 6s 6 battery power led indicator will show how much juice is left.
  • Ultra thin easy installation without double its size adding only 0.19 inch and 3.5 oz to your iphone 6s 6 battery case insert your iphone 6s 6 into the lightning output port. the iphone 6s 6 extended battery cover uses a lightning input port to enable recharging and data transfer.
  • Advanced sync through technology amazing sync through technology that you can simultaneously charge your phone and iphone 6s 6 battery case charger together conveniently sync your iphone to your macbook pc or laptop without having to take the battery case off.
  • What you get 1x iphone 6s 6 black battery case 6000mah 1xuser manual. also you can receive 18 months quality warranty. any question feel free contact us. we will response you asap within 24 hours.

Also read: Best honsky iphone 6 cases

7. Battery Case for iPhone 6s Plus/ 6 Plus/ 7 Plus/ 8 Plus 8500mAh

8500mAh Rechargeable Battery Charging Case for iPhone 6sPlus / 6Plus / 7Plus / 8Plus [55 inch] ★★Features: 1  Compatible with iPhone 6s Plus / 6Plus / 7Plus / 8Plus(Not works on iPhone 6s/6/7/8) 2 4 LED power indicators show power status of external battery case(25%--50%--75%--100%) 3  ON/OFF Button for Optional Power Output Control, iPhone 6sPlus/6Plus/7Plus/8Plus battery use Grade A+ batteries with CE and RoHS certification

  • Long battery life iphone 6splus6plus7plus8plus battery case 8500mah provides extra 17 hours talktime 60 hours music time and 13 hours video time only fits well for iphone 6splus6plus7plus8plus5.5 inchnot works on iphone 66s78.
  • Synccharging iphone 6splus6plus7plus8plus battery pack supports syncing data to macbook pc or laptop and charging your phone simultaneously without removing itjust slide your phone into the battery cases press the on button for 3 seconds on the back bottom of the charging case to charge your iphone 6splus6plus7plus8plus.
  • 360 protection the iphone 6s 6 7 8 battery cover is not only a portable charging case but also a 360 protective case for cellphone from scratches and other daily wear and tear.not include phone screen internal high quality chips also protect your iphone 6splus6plus7plus8plus from overheating short circuiting and over charging.
  • Please notes for iphone 6splus6plus compatible with traditional 3.5mm lighting headphones or wireless bluetooth headphones to listen to music. for iphone 7plus8plus only works with apple airpods or other wireless bluetooth headphone. not compatible with iphone lightning headphone or traditional 3.5mm headphones. this iphone 6splus6plus7plus8plus battery case 8500mah is only for iphone 6splus6plus7plus8plus phone not works on iphone 6s678 phone.
  • What you get 1 x iphone 6splus6plus7plus8plus battery case 8500mah 1 x user manual. also you will receive 12 months warranty and 30 days hassle free return service. please feel free to contact us first if you have any product problem.

Also read: Best harsel iphone 5 cases

8. Battery Case for iPhone 7/8

Lonlif External Protective Portable Charger Battery Case is designed to improve the performance and battery life for your iPhone 7/8 (47 inches ONLY) ALWAYS POWER ON, NEVER OFFLINE Pros: No excessive bulk perfectly fits your phone original headphones Charge replacement technology, add more than 150% battery life

  • For iphone 78 only only compatible with iphone 78. car play and car charger are not supported. press the back power button for 3 seconds to start charging led indicators will show how much juice is left.
  • Add 150 more battery life equipped with a powerful 4500mah built in lithium polymer battery chip provides extra 16 hours internet use 22 hours talk time 85 hours audio playback to your iphone 78.
  • 360comprehensive protection designed to provide heavy duty level protection bumper and hard shell back plate can protect iphone 7 8 from scratches and falling. in addition the inner face soft fabric can add extra bonus for your iphone protection.
  • Easy to charge listen and sync you can charge your battery case and iphone 78 simultaneously with your existing original iphone charging cable. use your ear pods directly for audio activities. also you can sync your iphone 78 to your macbook pc or laptop without removing the battery case.
  • 100 money back lowlife also delivers the best service for any reason makes you unsatisfied we provide a 30 days ask free money back and 1 year replacement. enjoy this absolutely risk free purchase by clicking the add to cart button.

Also read: Best xhorizon iphone 5 cases

9. Battery Case for iPhone XS Max

Trswyop 7800mAh Rechargeable Battery Case Extended Charging Case for iPhone XS Max (65 inch)- BlackFeatures:1This Upgraded battery case is only fits for iPhone XS Max (65inch), Not works on iPhone X/XS(58inch)2,The 4 LED indicator will show you how much power is left (25%-50%-75%-100%)3,ON/OFF Button for Optional Power Output Control,iPhone XS MAX battery use Grade A+ batteries with CE and RoHS certification

  • important note this battery case only fit for iphone xs max6.5inchnot works on iphone xxs.not compatible with iphone lightning headphone or traditional 3.5mm headphones. only works with apple airpods or other wireless bluetooth headphone.
  • long charging lifethis rechargeable powerful high capacity 7800mah iphone xs max li polymer backup charging case can effectively provide 200 extra battery life for your iphone xs max up to 17 hours talk time 12 hours on web browsing time 60 hours listen music 13 hours video3 hours 3d playing games.
  • Advanced sync and use the apple iphone xs max battery power bank use the lightning input port to enable charging and data transfer.you easily insert your iphone xs max into the lightning output port then it began to chargeyou can sync your iphone xs max to your mac book pc or laptop without removing the apple charging power bank4 led battery level indicator that lets you know exactly how much power you have 0 25 50 75 100 power switch allows you to switch onoff the battery.
  • 360 protecting and charging 2 in 1 internal security chip for this high quality material external battery pack charger can prevents your apple iphone xs max battery power case short circuiting overheating and over charging. 360 full bumper design and hard shell back to protect your iphone xs max from scratches and other daily wear and tear light weight and convenient it can be easily placed in your hand or pocket.
  • 24 month warranty we always strive to offer the best customer service if you are not 100 satisfied with the battery case please feel free to contact us. we will solve your problem within 24 hourswe will give you a satisfactory solution

Also read: Best floveme wallet iphone cases

10. Battery case for iPhone 8/7

Note: √√√√This iPhone 7/8 battery case 6000 mah only suit for iPhone 7/8 (47 inch),×××× Not works on iPhone 7 plus/8 plus (55 inch)2Not compatible with iPhone lightning headphone or traditional 35mm headphones ONLY works with Apple Airpods or other wireless Bluetooth headphone3 Non-waterproof, please use it only in dry environments

  • How it work slide your iphone 87 into the charging port from top to bottom then lightly press the phone after the charging port was inserted finally press the key ofpower to turn on the back switch. after the indicator lights up will start charging please note when dismounting battery case please dont warp your iphone in huge angle or the connector of battery case will be broken.please take a look at picture 2 to correctly install way.
  • Physical protection certificated by ce fc and rohs. the inner smart security chip protects your iphone 87 against short circuiting overheating or over charging.the design of shockproof will protect your iphone 78 effectively.and it supports syncing data to your macbook pc or laptop.
  • 6000mah ultra high capacity this iphone 87 battery case has powerful 6000mah huge capacity can provide extra 24 hours talktime 18 hours video payback time and 6 hours 3d gamingwill charges the iphone 87 almost twice times.an excellent extend smart charger case offer smart life fro you.the above data not included play the phone when charging. it also has highest industry regulatory certificates ce rohs and fcc enough safe that you can rest assured to use.
  • Specifically designed for iphone 87 eco friendly iphone 87 charging case made with high quality and durable silicone material the perfect size and 360 silicone pad around will increase the buffer can protect mobile phone well ultra slim and light weightconvenient to hold in your hand or in your pocket you can enjoy the fun of charging anytime anywhere
  • Perfect warranty1 x iphone 7 8 battery case 6000mah 1 x user manual. also you will receive 18 months warranty and 30 days hassle free return service. just feel free to contact us first if you have any product problem.and contact the seller support to help you registered the warranty for free.

Also read: Best zizo iphone protector cases