Ultra-Lightweight Power Banks Under 5oz for Solo Backpackers

Weighing just 1.7 ounces, this compact charger features a built-in USB-C cable that eliminates the need for separate cords. It delivers 10,000mAh of capacity with PowerDelivery technology, allowing you to charge an iPhone to 50% in approximately 30 minutes efficiently.

This pocket-sized power bank weighs only 2.1 ounces and offers 5,000mAh of capacity. Its minimalist design fits easily into any jacket pocket, making it ideal for day hikes where minimizing bulk and weight is the primary concern for solo travelers.

Weighing 2.3 ounces, this 5,000mAh bank is a favorite among ultralight enthusiasts for its reliability and small form factor. It supports fast charging protocols and can recharge a smartphone fully from a dead battery, ensuring you stay connected on multi-day trips.

At a mere 1.7 ounces, this tiny power bank provides 1,000mAh of capacity, enough for one emergency phone charge. Its rugged, waterproof design makes it suitable for harsh outdoor conditions, serving as a reliable backup for critical communication devices in the wild.

This 10,000mAh power bank weighs 5.6 ounces but is notable for its compact, square shape that fits snugly in pack sleeves. It features a bright LED flashlight and USB-C bidirectional charging, combining utility and power in a durable, weather-resistant casing.

Weighing 4.9 ounces, this power bank offers a massive 20,000mAh capacity in a surprisingly lightweight package. It supports fast charging for multiple devices simultaneously, making it a practical choice for longer backpacking trips where heavier gear is already acceptable.

Weighing 2.8 ounces, this credit-card-sized power bank holds 2,000mAh of power and includes a built-in Lightning cable. Its ultra-compact profile slides into a wallet or small pocket, offering a simple, no-fuss charging solution for short day trips and emergencies.

This 5,000mAh power bank weighs just 2.3 ounces and features a unique folding plug design for European outlets. For travel, it is compact enough for carry-on luggage, while its fast-charging capability ensures your devices are ready for the next day's adventures.

Weighing 6.2 ounces, this model slightly exceeds the 5oz limit but is included for its exceptional slim profile and high output. It is one of the lightest 10,000mAh banks available, providing a critical balance between capacity and weight for serious backpackers.

At 2.1 ounces, this power bank is exceptionally light and features a USB-C input/output port. Its simple, no-frills design appeals to minimalist hikers who need just enough power to top off their phone GPS and camera batteries on extended trails.

Weighing 1.7 ounces, this compact charger provides 3,000mAh of capacity and fits easily into any pocket. Its durable rubberized exterior provides grip in wet conditions, and it is compatible with all USB-powered devices, making it a versatile lightweight companion.

This ultra-light 0.88 ounce power bank is the lightest on the market, designed for emergency use only. It provides enough power for a single emergency call or text, making it an ideal backup weight for ultralight backpackers aiming to minimize every gram.

Weighing 5.6 ounces, this power bank is on the upper limit but offers high durability and fast charging speeds. Its compact, rounded design prevents snagging in pack pockets, and it can charge a smartphone from zero to full in under two hours.

Weighing just 1.7 ounces, this tiny power bank holds 5,000mAh and features a built-in Lightning cable. Its pocket-friendly size and reliable performance make it a top choice for urban backpackers and day hikers who prioritize convenience and minimal weight.

At 5.3 ounces, this power bank offers a compact design with multiple output ports. It supports PD 20W fast charging, allowing you to quickly recharge phones and tablets, making it suitable for solo backpackers who carry multiple electronic devices.