What is the Best iphone 6 slim battery case in 2021

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This is the ultimate buyer’s guide to the Best iphone 6 slim battery case . We would recommend using Kioson Battery Case for iPhone 6/6s/7/8, [Upgraded 6000mAh] Portable Ultra-Slim Protective Portable Charging Case, Extended Rechargeable Smart Battery Pack, Backup Charger Case(4.7inch) as it is available at reasonable price

Top 9 best iphone 6 slim battery case review:

Kioson Battery Case for iPhone 6/6s/7/8, [Upgraded 6000mAh] Portable Ultra-Slim Protective Portable Charging Case, Extended Rechargeable Smart Battery Pack, Backup Charger Case(4.7inch)

 in stock
1 used from $20.85
Free shipping
Amazon.com
as of October 29, 2021 6:01 am

Features

  • Compatible: For iPhone 6, iPhone 6s, iPhone 7, iPhone 8 (4.7") ONLY, NOT Work with 5.5" iPhone 6 Plus, 7 Plus or 8 Plus. Just plug your original charging cable into the charger case, press the back power button for 3 seconds to start charging. No 'chin' design easy to grip! ★ONLY works with wireless Bluetooth headphones★
  • Equipped with a updated powerful 6000mAh battery charge your iPhone and battery case simultaneously for increased extra 180% battery life, which talk time up to 24 hours, Internet use up to 15 hours on LTE, 6 hours 3D gaming and 18 hours video playback;
  • Certificated by CE, FC and RoHS. The smart charging case with new updated Raised bezel design, Camera protection and high quality backplate is not only a detachable backup portable charger, but also a extra protective case for cellphone from scratches, wear, tear and other daily use. Supports pass-through charging, internal safe chips prevents the power case short-circuiting, overheating and over-charging;
  • Simply Slide your iPhone into the ultra-thin charging case, Press the back power button for 3 seconds to start charging. Sync your phone to your Mac book, PC or laptop and charging your cellphone simultaneously; ★NOT support Car Charger, High Voltage or Quick Charge adapters.★
  • 24 Month After-Sale Customer Services:Kioson 4.7inch 6000mAh Battery Case for iPhone 6/6s/7/8 with User Manual, not includes cable. Together with 2 years friendly, easy-to-reach support!

Pxwaxpy Battery Case for iPhone 6S 6 6000mAh Rechargeable Charging Case for iPhone 6 External Charger Cover iPhone 6S Battery Pack Apple Power Bank [4.7 inch]- Black

 in stock
2 new from $24.95
Free shipping
Amazon.com
as of October 29, 2021 6:01 am

Features

  • 【IPHONE 6S /6 ONLY】iPhone 6s / 6 battery case 6000mah provides extra 17 hours talktime, 60 hours music time and 13 hours video time, only fits well for iPhone 6s/6(★NOT works on iPhone 6 Plus / iPhone 6S-Plus★).
  • 【SYNC&CHARGING】iPhone 6s / 6 battery pack supports syncing data to Macbook, PC or laptop and charging your phone simultaneously without removing it;Just slide your phone into the battery cases,cover the top cap and press the ON button for 3 seconds on the bottom of the charging case to charge your iPhone 6s / 6.
  • 【360° PROTECTION】① The iPhone 6s / 6 battery cover is not only a portable charging case, but also a 360° protection for cellphone from scratches and other daily wear and tear.② Internal high quality chips also protect your iPhone 6s / 6 from overheating, short-circuiting and over charging.
  • 【PLEASE NOTES】①Compatible with traditional 3.5mm lighting headphones or wireless Bluetooth headphones to listen to music. ②This iPhone 6s / 6 battery case 6000mah ONLY for iPhone 6s / 6 phone, Not works on iPhone 6s plus/iPhone 6 plus phone.
  • 【WHAT YOU GET】 1 x iPhone 6s / 6 Battery Case 6000mAh , 1 x User Manual. Also you will receive 12 months warranty and 30-days hassle-free return service. ★Just feel free to contact us first if you have any product problem★.

Gladgogo Battery Case for iPhone 6/6s/7/8/SE 2020 (2nd Generation) 6000mAh Slim Portable Charging Case Rechargeable Extended Battery Charger Case for Apple iPhone 6/6s/7/8/SE 2020-4.7 inch (White)

 in stock
Amazon.com
as of October 29, 2021 6:01 am

Features

  • ➤【Compatibility Notes & Great Battery Life)】①This battery case ONLY fits for iPhone 6/6S/7/8/SE(2020) (2nd Generation), not works for other models not mentioned. ② This case built-in powerful 6000mAh lithium polymer, will provide extra 150% battery life for your iPhone. Totally will provide extra 16 hours talktime, 19 hours video payback time, 18 hours web browsing time and 60 hours of music playback time, the best extended battery pack you must have.
  • ➤【Ultra Slim & Advanced Sync】①The thickness of this back up charger is only 0.65 inch--around twice thick of your iPhone & Weight is only 3.60 oz --much more lighter than iPhone 6 itself (4.6 oz) . You can take it out with you anytime & anywhere without feeling heavy & bulky. ②You can sync/transfer your iPhone 6/6S/7/8/SE(2020)'s data to your Mac book, PC or laptop without removing the case. 100% compatible with all iOS versions, and future iOS software updates (supported).
  • ➤【360°Protection & LED Indicator】With 2mm higher raised bezel in the front and in the camera part & with bumper & hard-shell backplate, it can protect your iPhone and camera maximumly. 4 LED battery level indicators in the back remind you the remaining power (25%-50%-75%-100%). Even at night you can see the indicators obviously. With your original lightningt cable on (not included), it can charge your iPhone and the case simultaneously, phone first and then the case.
  • ➤【Super Easy to Use】By bending back the soft top part,dead easy to slide your iPhone into the battery case and wiggle it out. Built-in soft linings, this case can effectively prevent iphone from being scratched while installing or taking the phone out. Press the power switch for 3 seconds to start or stop charging. Please make sure this charger case is fully charged before the first use.
  • ➤【What you Get】We believe the customer is king. If there are any questions, pls kindly contact us first, we will solve them within 24 hours. When you choose us, what you can get are as follows: Lifetime technical support, 12-month warranty, 30-day money back guarantee.

Battery Case for iPhone 6Plus/6s Plus/7Plus /8Plus, Upgraded 8500mAh Portable Charging Case Extended Battery Pack for iPhone 6s Plus/6 Plus/7 Plus /8 Plus Rechargeable Charger Case(5.5 inch)- Black

 in stock
4 used from $18.03
Free shipping
Amazon.com
as of October 29, 2021 6:01 am

Features

  • ➠【PLEASE NOTE】: ①This 8500mah battery case ONLY suit for iPhone 6s Plus/6 Plus/7 Plus /8 Plus(5.5 inch), Not works on iPhone 6s/iPhone 6/iPhone 7/iPhone 8(4.7 inch).② Not compatible with iPhone lightning headphone or traditional 3.5mm headphones. ONLY works with Apple Airpods or other wireless Bluetooth headphone. 
  • ➠【Long Battery Life】: The powerful 8500mAh Li-polymer rechargeable battery case provides extra more than 200% battery life to your iPhone. Effectively provide extra 17 hours talking time, 60 hours music time and 13 hours video time, 3 hours 3D gaming. you can going through out the day, do not worry the battery run out suddenly.
  • ➠【SYNC&PROTECING &CHARGING】You can sync your iPhone to your Macbook, PC or laptop without removing the battery case. And the charger case with 360°scratch-guard, can protect your iPhone from scratches and other daily wear and tear. Internal high quality chips also protect your smart phone from overheating, short-circuiting and over charging.
  • ➠【CHARGING & PROTECTING 2 IN 1】This battery case with 360°scratch-guard, can protect your iPhone from scratches and other daily wear and tear. Internal high quality chips also protect your smart phone from overheating, short-circuiting and over charging.
  • ➠【24-MONTH Friendly Customer Service】: If you are not satisfied with this charging case, please feel free to contact us. We will solve your problem in 24 hours.

Battery Case for iPhone 6s Plus/6 Plus/7 Plus/8 Plus 8500mAh, Rechargeable Charging Case for iPhone 6Plus Extended Battery Pack Charger Apple 6s Plus Portable Power Bank Cover for 7Plus 8Plus (5.5”)

 in stock
2 new from $24.99
1 used from $22.30
Free shipping
Amazon.com
as of October 29, 2021 6:01 am

Features

  • ※【LONG BATTERY LIFE】※ iPhone 6sPlus/6Plus/7Plus/8Plus battery case 8500mah provides extra 17 hours talktime, 60 hours music time and 13 hours video time, only fits well for iPhone 6sPlus/6Plus/7Plus/8Plus(5.5 inch)(★NOT works on iPhone 6/6s/7/8★).
  • ※【SYNC&CHARGING】※ iPhone 6sPlus/6Plus/7Plus/8Plus battery pack supports syncing data to Macbook, PC or laptop and charging your phone simultaneously without removing it;Just 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 6sPlus/6Plus/7Plus/8Plus.
  • ※【360° PROTECTION】※ ① 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)② Internal high quality chips also protect your iPhone 6sPlus/6Plus/7Plus/8Plus from overheating, short-circuiting and over charging.
  • ※【PLEASE NOTES】※ ①For iPhone 6sPlus/6Plus, Compatible with traditional 3.5mm lighting headphones or wireless Bluetooth headphones to listen to music. ②For iPhone 7Plus/8Plus, ONLY works with Apple Airpods or other wireless Bluetooth headphone. Not compatible with iPhone lightning headphone or traditional 3.5mm headphones. This iPhone 6sPlus/6Plus/7Plus/8Plus battery case 8500mah is ONLY for iPhone 6sPlus/6Plus/7Plus/8Plus phone, Not works on iPhone 6s/6/7/8 phone.
  • ※【WHAT YOU GET】※ 1 x iPhone 6sPlus/6Plus/7Plus/8Plus Battery Case 8500mAh , 1 x User Manual. Also you will receive 12 months after-sale service and 30-days hassle-free return service. ★Please feel free to contact us first if you have any product problem★.

Swaller Upgraded Battery Case for iPhone 8 Plus 7 Plus 6/6s Plus, 5000mAh Slim Charging Case Extend 120% Battery Life, Portable Charger Case Compatible iPhone 8P/7P/6P/6SP (Black)

 in stock
Amazon.com
as of October 29, 2021 6:01 am

Features

  • ⚡【Extend 120% Battery Life】 Powerful 5000mAh battery case provides additional 120% power to your iPhone 7 Plus 8 Plus 6/6s Plus. Means you can get extra 72H Audio Playback, 25H Talk Time, 15H Internet Surfing, 4H Game. Enjoy your day without worrying about the battery suddenly running out.
  • ⚡【Important Tips】 This charging case has been upgraded to a new version of the one-piece design. ONLY compatible with iPhone 7 Plus 8 Plus 6/6s Plus. NOT for iPhone 7 8 6 6s or any other model. NOT support Car play and Qi Wireless Charging.
  • ⚡【Powerful Performance】 Our portable smart charger case also keeps your phone from daily wear and tear and scratches. And its advanced chips keeps your iPhone from overheating, short-circuit, and overcharging. The best choice for the outdoor power companion.
  • ⚡【Easier & Slim Design】 Simply bend the soft rubber top, slide your iPhone into the battery case for iPhone 8 plus 7 plus 6/6s Plus to complete the installation. Brings you a unique and comfortable tactile sensation. Say goodbye to the bulky power bank and messy cable.
  • ⚡【Enjoy Music While Charging】 No needs to take off the battery charging case, you can charge it and iPhone 8 Plus 7 Plus 6/6s Plus simultaneously, directly with the original iPhone charging cable. Enjoy your music, games, video anytime and anywhere while charging.

iPhone 6S/6 Battery Case, MFi Certified Slim Protective Extended Charging Case with Built-in Polymer Battery Compatible with iPhone 6S & iPhone 6 (4.7 inch) BX140 - Gold

 in stock
2 new from $33.95
2 used from $21.95
Free shipping
Amazon.com
as of October 29, 2021 6:01 am

Features

  • --[UL-TESTED AND PLENTY OF POWER]: It's easy to be confused by so many different battery capacities in so many different products. Don't worry, and rest assured that all you need to know is that Alpatronix’s UL-tested battery case can provide you a reliable charge all day long. *NOTICE*: NOT compatible with lightning EarPods, iPhone 8, or iPhone 7
  • --[MFi CERTIFICATION]: Means 100% compatibility with your iPhone 6S or iPhone 6. Install your phone in the case to have it protected, then charge when you need. iPhone and case can also be recharged together using the included cable and any USB charger outlet. Sync your phone with your computer while installed in the case. Works with the current iOS software and all future updates, Apple Pay, etc.
  • --[360-DEGREE PROTECTION]: Features 360° protection and compact design with minimum bulk and weight. Included screen protector offers full screen protection. Raised front bezels on bumper stand higher than your iPhone screen to avoid screen surface contact with other surfaces. This case has the highest industry regulatory certificates for United States and European Union: UL, CE, RoHS, and FCC.
  • --[EASY INSTALLATION & REMOVAL]: Remove bumper frame and slide the iPhone into the case, connecting it to the MFi certified charging port. Once iPhone 6 or iPhone 6S is seated, reconnect the bumper frame on top of the iPhone and snap all sides into place. To remove your iPhone from the battery case, remove the bumper frame and slide your iPhone out.
  • [SATISFACTION GUARANTEED]: The BX140 is designed and distributed by Alpatronix, which is family owned and operated in California. It comes with a 30-day money-back guarantee, so you can return it in case you don’t like it for any reason. It also comes with a 1-yr warranty, extendable to 2 years at no additional charge. All warranty and service for this product is from California.

Battery Case for iPhone 6/6s/7/8/se(2020), Upgraded[6000mAh] Portable Protective Charging Case Extended Battery Pack Rechargeable Backup Power Charger Case,Compatible iPhone 6/6s/7/8 (4.7') - Black

 in stock
Amazon.com
as of October 29, 2021 6:01 am

Features

  • 【IMPORTANT TIPS】:ONLY compatible with iPhone 6s/6/7/8/se 2020,NOT FOR iPhone 8 Plus-7 Plus-6 Plus-6s Plus.NOT support High Voltage or Quick Charge adapters.Wireless charging is Not supported yet.
  • 【ADD 150% MORE BATTERY LIFE】:Equipped with a powerful 6000mAh built-in lithium polymer battery chip,Effectively provide extra 6 hours 3D game,16 hours talk time,14 hours Internet use, 48 hours audio playback to your iPhone 6s/6/7/8/se2020, no worry about cellphone being out of power any more.
  • 【360°PROTECT YOUR iPhone】:The smart charger case is not only a portable charger, but also a protective case for cellphone.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.And its advanced chips protect your smartphone from overheating, short-circuit and overcharging. Note: There is no screen protector, such as tempered film,etc.
  • 【ADVANCED SYNC TECH】:You can charge your wireless battery case and iPhone simultaneously, directly with original iPhone charging cable.You can also sync your iPhone to your MacBook, PC or laptop without removing the charger case. No support iPhone original headphones.Please use AirPods or any other wireless headphones while charging.
  • 【100% MONEY BACK】: Customer satisfaction is our primary priority.for any reason makes you unsatisfied,issues or concerns please contact us,24 Month after-Sale Technical Support, 30days no-hassle return and 24H customer service."Enjoy this absolutely RISK-FREE purchase by clicking the “Add to Cart”button.

Battery Case for iPhone 8/7/6s/6/SE2020, Slim 7000mAh QI Wireless Charging Battery Case Protective Rechargeable Battery Wireless Charging Case for iPhone SE/8/7/6s/6 (4.7inch Black)

 in stock
Amazon.com
as of October 29, 2021 6:01 am

Features

  • 【Powerful Rechargeable Case 7000mAh 】:with advanced battery chip and component shell. Upgraded buttons more sensitive commands. Slim UL-tested built-in polymer battery delivers more juice and life to your iPhone to keep it charged and last the entire day. 100% Compatible with iOS & Apple Pay. Compatible with iPhone SE 2020, iPhone 8, iPhone 7, iPhone 6S, and iPhone 6。NOT works on 6s Plus/6 Plus/7 Plus/8 Plus (5.5 inch).
  • 【QI-Wireless Charging】Using upgraded and most advanced Qi wireless charging technology, compatible with Apple's wireless charger, you can safely and portable charge your iPhone without removing the battery case. Amazing sync-through technology, conveniently sync your iPhone to your Macbook, PC or laptop without having to take the battery case off. NOTE: This case doesn't support Magsafe.
  • 【LONGER USE LIFE,360° Protection】Using advanced original iphone materials and the latest welding technology, long time use like new. Newest materials and technology, make our battery case longer use life than other battery case. Upgraded buttons of the charging battery case for more sensitive commands. Certified lightning chip ensures 100% compatibility with your iPhone SE 2020/8/7/6s/6, iOS 14+ and older, and Apple Pay.
  • 【Easy Installation, BETTER PROTECT YOUR PHONE】Slide back the flexible top, slide in your iPhone making sure the lightning connector is fully inserted into your iPhone,Built-in smart charging internal chip protect both your iPhone and battery charging case from over-charge, over-discharge, over-heat, over-current, short-circuit, etc. Certificated by CE, UL,FC and RoHs. 360° full bumper design
  • 【What You Get】Package included: 7000mAh QI Wireless Battery Charging Case for iPhone 8/7/SE 2020/6s/6, 1 x User Manual. including its warranty and customer service. It has been tested to meet the industry's highest UL safety standards.

How to choose the best iphone 6 slim battery case

There are some things you should consider when buying a iphone 6 slim battery case. We spent 22 hours researching the most important things you should consider when buying a iphone 6 slim battery case. So should we start with the list of things you should consider?

1. Budget and price matching

Make a list of the things you want in your iphone 6 slim battery case and the price you are willing to pay for it. So try to look for a product in that price range and choose the one that appeals to you the most. One tip we would like to give you is: don’t settle for a cheaper product if it doesn’t even have a function you need.

Most iphone 6 slim battery cases fall within the price range of $ 21.95 to $ 33.95. Therefore, if budget is not a problem and you want the best product for your needs, we advise you to choose the Kioson Battery Case for iPhone 6/6s/7/8, [Upgraded 6000mAh] Portable Ultra-Slim Protective Portable Charging Case, Extended Rechargeable Smart Battery Pack, Backup Charger Case(4.7inch).

If you want something medium range, choose Battery Case for iPhone 6Plus/6s Plus/7Plus /8Plus, Upgraded 8500mAh Portable Charging Case Extended Battery Pack for iPhone 6s Plus/6 Plus/7 Plus /8 Plus Rechargeable Charger Case(5.5 inch)- Black. If you have a very low budget, you can choose the one that is the iPhone 6S/6 Battery Case, MFi Certified Slim Protective Extended Charging Case with Built-in Polymer Battery Compatible with iPhone 6S & iPhone 6 (4.7 inch) BX140 – Gold

2. Does it have all the features you need?

Most importantly, the iphone 6 slim battery case you are purchasing should have all the features you are looking for. In case you don’t even have one, don’t buy! We are saying this because you will not be able to use it for that purpose. If you are a person without budget problems, I would suggest you to choose the best model which is iPhone 6S/6 Battery Case, MFi Certified Slim Protective Extended Charging Case with Built-in Polymer Battery Compatible with iPhone 6S & iPhone 6 (4.7 inch) BX140 – Gold

3. The brand

Buying the iphone 6 slim battery case from a reputable brand can actually make sense. Not only will it be better than others in terms of “build quality”, but it will also have some extra features, better customer support. Famous brands have multiple service centers across the country, so if you have any problems you can simply take your iphone 6 slim battery case to one of their service centers.

4. Warranty Matters!

When you buy a iphone 6 slim battery case from a well-known brand, you will get a guarantee. Low-cost products also come with warranties, but the claim process could be tougher. That’s why I always suggest you buy the product from a reputed brand and the one that comes under warranty. It will save you from repair costs in the future. On average, around 21% of people end up paying 40% of the product price for the service! You can save on service costs if the product is under warranty!

5. Check out our website

On our website we have experts in all categories and no matter what the product is, we have a better review or list about it. The products on our list are based on expert picks, advice and hours of research. That’s why when you buy something that’s listed on our best list, you won’t regret it. However, there is a possibility that we may not have covered the product you might be interested in, but if you come across something like this, please let us know via comments or contact us.

FAQs

What is the best iphone 6 slim battery case?

The best iphone 6 slim battery case is the one that has all the features that meet your needs. I think the best is Kioson Battery Case for iPhone 6/6s/7/8, [Upgraded 6000mAh] Portable Ultra-Slim Protective Portable Charging Case, Extended Rechargeable Smart Battery Pack, Backup Charger Case(4.7inch)

Are there any good deals on iphone 6 slim battery case?

In the offline market, you won’t find many offers. However, I have chosen the best iphone 6 slim battery case and have added links to Amazon which has deals and deals running on a regular basis.

What is the cheapest iphone 6 slim battery case?

Although most of the cheaper iphone 6 slim battery case do not have many features, but if you are looking for the best one at a low cost, my best bet would be on iPhone 6S/6 Battery Case, MFi Certified Slim Protective Extended Charging Case with Built-in Polymer Battery Compatible with iPhone 6S & iPhone 6 (4.7 inch) BX140 – Gold

Where can I buy the iphone 6 slim battery case?

There are several places where you can buy it, but in my opinion, when it comes to the online marketplace, I wouldn’t recommend anything other than Amazon. It’s because their service is great!

Why should you trust our website?

We have been in the review business for more than 15 years and our motive is to help people buy the top rated products at the best price. We went through 22 to help you find the best iphone 6 slim battery case

The verdict

We hope you liked the iphone 6 slim battery cases that we have listed in our best list. If it was helpful, bookmark our site and share it with people you know whenever they intend to buy something.
To conclude this guide,

  • If you are looking for the best iphone 6 slim battery case: you should consider the idea of Kioson Battery Case for iPhone 6/6s/7/8, [Upgraded 6000mAh] Portable Ultra-Slim Protective Portable Charging Case, Extended Rechargeable Smart Battery Pack, Backup Charger Case(4.7inch)
  • If you want the one that has similar characteristics to the best, then you should consider Pxwaxpy Battery Case for iPhone 6S 6 6000mAh Rechargeable Charging Case for iPhone 6 External Charger Cover iPhone 6S Battery Pack Apple Power Bank [4.7 inch]- Black
  • If you want a iphone 6 slim battery case that is “value for money”, choose Gladgogo Battery Case for iPhone 6/6s/7/8/SE 2020 (2nd Generation) 6000mAh Slim Portable Charging Case Rechargeable Extended Battery Charger Case for Apple iPhone 6/6s/7/8/SE 2020-4.7 inch (White)
  • If you want the cheapest iphone 6 slim battery case, then iPhone 6S/6 Battery Case, MFi Certified Slim Protective Extended Charging Case with Built-in Polymer Battery Compatible with iPhone 6S & iPhone 6 (4.7 inch) BX140 – Gold should be the best for your needs!
  • Updated: October 29, 2021 — 6:01 am