Extend your smartphone's battery life effortlessly with a top-rated portable charger. While many portable chargers can be bulky, a sleek battery case offers a more streamlined solution, eliminating the need for extra cables. A battery case seamlessly integrates with your phone, providing both power and protection.
TL;DR – Top Smartphone Battery Cases:
Mophie Juice Pack Battery Case
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ZEROLEMON Battery Case
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Mophie Juice Pack Wireless
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NEWDERY Battery Case
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Mophie Juice Pack Connect
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The ideal battery case extends your phone's battery life, offers robust protection, and doesn't compromise functionality (NFC, ports, etc.). Wireless and quick charging are significant pluses. However, some cases add excessive bulk or fail to deliver reliable charging. We've curated five top-performing battery cases for popular smartphones.
Considering a new phone? Explore our recommendations for the best phones, including top Androids, iPhones, and gaming phones.
Battery cases not for you? Check out our guides on wireless chargers, portable chargers, and screen protectors.
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1. Mophie Juice Pack Battery Case
Best iPhone 16 Pro Battery Case
Product Specifications:
Capacity: 2,800 mAh
Size: 6.5" x 2.9" x 0.71"
Weight: 3.5 ounces
Pros: Compact and lightweight; Integrated passive magnet for accessories.
Cons: Limited battery size.
Extend your iPhone 16 Pro's battery life with this compact and protective case. While offering a 50% boost, it remains surprisingly slim and lightweight. It also provides drop protection up to 6 feet and includes a passive magnet for accessories. Note: it does not support wireless charging.
2. ZeroLemon Battery Case
Best iPhone 16 Pro Max Battery Case
Product Specifications:
Capacity: 10,000 mAh (2 x 5,000 mAh)
Size: 6.74" x 3.48" x 0.99"
Weight: 8.5 ounces
Pros: Military-grade protection; Supports 18W fast charging.
Cons: No data passthrough.
Power through extended use with this rugged case boasting 10,000mAh of power and military-grade protection. The bulkier size is offset by its impressive battery life and fast charging capabilities. Note: data passthrough and wired headset use are not supported.
3. Mophie Juice Pack Wireless
Best iPhone SE Battery Case
Product Specifications:
Capacity: 2,525 mAh
Size: 2.81" x 4.14 x 0.66"
Weight: 3.51 ounces
Pros: Slim, lightweight design; Supports Qi wireless charging.
Cons: Provides one full phone charge.
This slim, protective case provides a full charge for your iPhone SE (2022) and supports Qi wireless charging. It offers protection against short circuits, overcharging, and temperature fluctuations. Passthrough technology allows for wired connections.
4. NEWDERY Battery Case
Best Samsung Galaxy S25 Case
Product Specifications:
Capacity: 8,000 mAh
Size: Not listed
Weight: 2.82 ounces
Pros: Displays charging percentages; Supports wireless charging.
Cons: Difficult to remove phone from case.
Nearly double the battery life of your Samsung Galaxy S25 with this case, offering approximately two full charges. It supports wireless charging and maintains NFC and data transfer capabilities via the USB-C port. The case also provides impact protection.
5. Mophie Juice Pack Connect
Best Universal Battery Case
Product Specifications:
Capacity: 5,000 mAh
Size: 2.7" x 4.09" x 0.56"
Weight: 4.4 ounces
Pros: Universal design; Uses Qi wireless charging; Includes a stand.
Cons: Slightly confusing adapter attachment.
A versatile solution compatible with various phones using Qi wireless charging. This battery pack attaches easily and offers a convenient stand for hands-free use.
Choosing the Right Battery Case
Selecting a battery case isn't just about finding the highest capacity. Consider the balance between capacity, size, weight, and features like quick charging and Qi wireless charging. Choose a case that fits your needs and lifestyle.
Battery Case FAQ
Are battery cases safe? Yes, when used correctly. Modern smartphones monitor charging to prevent overcharging. Proper ventilation is key to preventing overheating.
Should you drain the battery case before charging? No, fully draining lithium-ion batteries can damage them.
