The iPhone 6s has lots of cool features, but all those features can run down the battery real quick. And with a relatively wimpy 1,715mAh battery, the iPhone 6s can sometimes run low on battery life at the most inopportune times. For people who use battery-intensive functions like GPS, games, or searching for free Wi-fi, purchasing a battery case can greatly enhance your iPhone experience. With a little added battery life, you will be able to enjoy your iPhone 6s for hours more every day. Read on to see five of the best battery-boosting iPhone cases on the market right now.
In the market for another iPhone 6s case? Check out our roundups of the best waterproof iPhone 6s cases, and the best iPhone 6s wallet cases. Getting ready to upgrade to iPhone 7? Check out our guide to the best iPhone 7 cases.
1. i-Blason iPhone 6/6s Battery Case
This excellent battery case is MFi-certified, which means it stands up to the rigorous standards Apple sets for the best third party cases and accessories. This case provides a 3200mAh battery, more than doubling your device’s baseline battery life. A gold version of this case is also available, though it was retailing for about $10 more than the black version of the case at the time this article was published.
Price: $39.99 (33 percent off MSRP)
Buy the i-Blason iPhone 6/6s Battery Case here.
2. Trianium Atomic S iPhone 6/6S Charging Case
This case is available in a wide array of colors, which is something that makes this case stand out. So many iPhone battery cases are only available in black, so it’s nice to see some attractive, bright color options for a change. This battery case has a 3100mAh rechargeable battery. The manufacturer estimates that the battery in the case can add up to 14 hours talk time, or around 10 hours of web browsing time.
Price: $35.99 (64 percent off MSRP)
Buy the Trianium Atomic S iPhone 6/6S Charging Case here.
3. Spigen iPhone 6S Volt Pack Battery Case
This case offers a 3100mAh battery, which will significantly extend your battery while running GPS, playing games, or taking phone calls. A simple array of LED lights estimate the remaining power of battery case, so you always know roughly how much juice remains. If you need a battery case to get through long days at the office, this is the iPhone 6s case you must own.
Price: $39.99 (60 percent off MSRP)
Buy the Spigen iPhone 6S Volt Pack Battery Case here.
4. SUPCASE Beetle Power Holster iPhone 6s Battery Case
This is another MFi-certified case. This model stands out from the competition because of the holster, as well as the trio of case colors you’ll get. This case has a 3200mAh battery capacity. If you’re craving a battery case that’s colorful, sporty, and works with a holster, this is a nice option to put at the top of your list.
Price: $49.99 (38 percent off MSRP)
Buy the SUPCASE Beetle Power Holster iPhone 6s Battery Case here.
5. ZVOLTZ ZT6 Series Charging Case for iPhone 6 and 6s
This battery case offers the same capacity as a few other cases on our list, 3100 mAh. It’s backed by a one-year warranty, making it perfect for those who plan to upgrade to the iPhone 7 as soon as it comes out. This case has a convenient LED battery level indicator, as well as the ability to charge & sync through the case. Cutouts for all buttons and ports ensure you don’t need to remove the case to use all your phone’s features. Champagne gold is a hard color to find for battery cases, so this is a great option for those who love warm, golden tones. Other color options are also available.
Price: $39.99 (60 percent off MSRP)
Buy the ZVOLTZ ZT6 Series Charging Case for iPhone 6 and 6s here.