Best iPhone 12 Pro Max Battery Cases iMore 2021

Sometimes, even the biggest iPhone battery runs out of juice at an inconvenient time. If you live your life on the go, the most convenient solution is a battery case to help your iPhone keep up. We've found the best iPhone 12 Pro Max battery cases to keep your handset running even during an extra-long workday or back-to-back business trips.

Alpatronix Battery Case

The OG: Alpatronix Battery Case

Staff Pick

One of the most established brands in charging products, Alpatronix is known for producing high-quality battery cases that are durable and efficient. This 6,000mAh case is compatible with most wireless chargers, so you can continue to use it with all of the charging accessories you already own.

$48 at Amazon
Euhan Battery Case For Iphone 12 Pro Max

Power for price: Euhan Battery Case

When it comes to sheer power for the price, Euhan offers the best deal. This blue and gray battery case offers a full 7,000mAh of extra battery power at an attractive price point. The only downside is that you can't charge the iPhone and the case at the same time.

$34 at Amazon
Weijie Battery Case

Thinking thin: Weijie Battery Case

While no battery case will be ultra-slim (that battery has to go somewhere), this one is the thinnest option on our list. The Weijie case contains a compact 5,000mAh battery that will double the life of your iPhone 12 Pro Max.

$46 at Amazon
Snsou Battery Case

Pretty in pink: SNSOU Battery Case

The vast majority of battery cases come in one color: black. That's why this pink battery case from SNSOU is so refreshing. It houses a large 7,000mAh battery and also comes in blue.

$36 at Amazon
Zerolemon Iphone 12 Pro Max Battery Case

The big one: ZEROLEMON 10000mAh Battery Case

The biggest battery of them all, the ZEROLEMON case, offers a whopping 10,000mAh of power — that's 180% more battery life! Its rugged design is also ultra-protective, with 360-degree impact protection against hard drops and falls. Despite its larger size, this case is also Qi wireless charging compatible.

Aonimi Battery Case

Budget pick: Aonimi Battery Case

Some battery cases for the iPhone 12 Pro Max are pretty pricey, but Aonimi offers a nice option for small budgets. The 7,800mAh battery will more than double the life of your iPhone, and the case is not overly bulky.

$20 at Amazon
Mophie Juice Pack Connect

Detachable option: mophie Juice Pack Connect

Now here's an innovative idea! mophie brings a detachable battery pack that you can connect and disconnect at will. If you don't like the idea of a bulky battery case, you can connect the mophie Juice Pack Connect whenever you need some extra juice and detach it again when it's not needed.

Newdery Battery Case

Best compatibility: NEWDERY Battery Case

Newdery's battery case promises compatibility with all of your iPhone accessories. Whether you use a wireless charger or a wired one, headphones, AirPods, or CarPlay, any of your favorite accessories will work seamlessly with the Newdery case.

$34 at Amazon

All the Juice

No matter what you have planned, from long road trips to extended work days, you'll never have to worry about a dead iPhone with one of the best iPhone 12 Pro Max battery cases. We prefer the Alpatronix Battery Case for high-quality construction and long-lasting durability. This one is compatible with Qi wireless charging devices as well, which is always a plus.

For shoppers on a budget, check out the Aonimi Battery Case, which packs a full 7,800mAh of extra battery power. This one is also reasonably slim and protective. From slim, inexpensive cases to big, ultra-protective ones, we're sure one of the cases on this list will be the perfect match for your active lifestyle.

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