Exploring the great outdoors is an unparalleled experience, but it often means leaving behind the convenience of readily available power outlets. Staying connected, navigating with GPS, or simply capturing breathtaking photos of your journey relies heavily on a charged device. This is where the power of portable energy becomes essential. When you’re miles from civilization, a dependable power source isn’t just a luxury, it’s a necessity for safety, communication, and making the most of your adventure.
To help you conquer the wilderness without the fear of a dead battery, we’ve scoured the market and put countless options to the test. This comprehensive guide focuses on the best external batteries for backpacking, offering in-depth reviews and essential buying advice. We’ll break down what to look for, from capacity and weight to durability and charging speed, ensuring you choose the perfect companion to keep your gear humming throughout your expedition.
Before we get to our review of the best external batteries for backpacking, let’s browse through some relevant products on Amazon:
Last update on 2025-12-27 / Paid links / Images from Amazon Product Advertising API
What to Look For in External Batteries for Backpacking
When venturing into the backcountry, reliable power for your essential devices is no longer a luxury but a necessity. From GPS units and headlamps to smartphones for emergencies and capturing those breathtaking vistas, a dead battery can be more than just an inconvenience; it can impact your safety and your ability to navigate. This is where external batteries, also known as power banks, become indispensable companions for any backpacker. They are essentially portable power reservoirs that can store energy and recharge your electronic gear on the go, ensuring you stay connected and prepared.
Choosing the best external batteries for backpacking involves considering several key factors. Capacity, measured in milliampere-hours (mAh), is paramount. Higher mAh ratings mean more recharges for your devices. However, you also need to balance capacity with weight and size, as every ounce counts when you’re carrying it all on your back. Durability is another crucial element; your power bank needs to withstand the rigors of the trail, including potential drops, moisture, and extreme temperatures. Look for ruggedized designs and water-resistant features to ensure it can handle the elements.
Beyond capacity and durability, features like output ports, charging speed, and the ability to charge multiple devices simultaneously can significantly enhance usability. Most modern devices utilize USB-A or USB-C ports, so ensure the power bank you select has the appropriate connectors. Fast-charging technology can be a lifesaver when you have limited time to recharge, and having multiple ports allows you to power up your phone and headlamp at the same time. Some advanced power banks even incorporate solar charging capabilities, though these are generally slower and best used as a supplementary charging method.
Ultimately, the “best” external battery for your backpacking adventures will depend on your specific needs and the types of devices you carry. Understanding these core considerations will help you navigate the market and select a power bank that provides the dependable energy you need to explore further, stay safe, and document your journeys without worrying about a dead battery.
The Best External Batteries For Backpacking
Anker PowerCore Essential 20000 PD (A1287)
The Anker PowerCore Essential 20000 PD is a workhorse for any backpacker needing reliable power on extended trips. Its massive 20,000mAh capacity means you can recharge your smartphone multiple times, power up a GPS device, or keep your headlamp going for days. The inclusion of USB-C Power Delivery (PD) is a game-changer, allowing for significantly faster charging of compatible devices, which is invaluable when you have limited daylight or charging opportunities. The build quality feels robust and capable of withstanding the rigors of outdoor life.
While its capacity is fantastic, the PowerCore Essential 20000 PD does carry a bit of weight, which is a trade-off for its impressive power output. It’s not the lightest option on the market, so ultralight backpackers might want to consider this. However, for most trekkers who prioritize having ample power without constant worry, the slight increase in weight is more than justified by the peace of mind and versatility it offers. The simple, no-frills design makes it easy to use, even with cold hands or gloves on.
Goal Zero Venture 75 (21020)
The Goal Zero Venture 75 stands out for its ruggedness and built-in features designed specifically for outdoor adventures. Its IP67 rating means it’s dustproof and waterproof, giving you confidence to use it in challenging weather conditions. The integrated bungee loops are a thoughtful touch, allowing you to easily attach it to your backpack for charging on the go, keeping your devices powered up while you hike. The 19,200mAh capacity provides ample juice for most backpacking needs.
Beyond its durability, the Venture 75 offers a good balance of ports, including USB-C PD, ensuring you can charge modern devices efficiently. The battery’s indicator lights are clear and easy to read, even in bright sunlight. While it might be a bit bulkier than some non-rugged options, its robust construction and dedicated outdoor features make it an excellent investment for anyone who regularly ventures into the elements and demands reliable power.
RAVPower Portable Charger 26800mAh (PB090)
The RAVPower Portable Charger 26800mAh is an excellent choice for backpackers who need to power multiple devices or require exceptionally long runtimes. With a colossal 26,800mAh capacity, this power bank can keep smartphones, tablets, and even some smaller laptops charged for extended periods. The inclusion of multiple USB-A ports and a USB-C port means you can charge several gadgets simultaneously, making it ideal for groups or individuals carrying a variety of electronics.
While its sheer capacity is impressive, the RAVPower 26800mAh is undoubtedly one of the heavier options in its class. This is a significant consideration for backpackers where every ounce counts. However, if your trips are longer and you absolutely cannot afford to run out of power, or if you’re sharing the load with a partner, the trade-off in weight for such substantial power is certainly manageable. The build quality is solid, and the overall user experience is straightforward.
Mophie Powerstation Plus 10000mAh (280000659)
The Mophie Powerstation Plus 10000mAh offers a sleek and compact design that appeals to backpackers looking for a balance of power and portability. Its 10,000mAh capacity is sufficient for several smartphone recharges, and its relatively slim profile makes it easy to slip into a pocket or side compartment of your backpack without adding excessive bulk. The integrated lightning connector is a particularly convenient feature for iPhone users, eliminating the need to carry an extra cable.
While the 10,000mAh capacity is ample for many, it may not be enough for extremely long trips or for users who need to power multiple power-hungry devices consistently. However, for shorter expeditions or as a reliable backup for essential devices, its compact size and the convenience of the built-in cable make it a very attractive option. The premium feel and Mophie’s reputation for quality add to its appeal for those who value design and reliability.
BioLite Charge 40 (BC0500)
The BioLite Charge 40 is designed with the backpacker in mind, prioritizing ruggedness, a moderate capacity suitable for essential device charging, and a focus on off-grid usability. Its 10,000mAh capacity provides a good balance for keeping a smartphone and GPS device powered throughout a multi-day trek. The standout feature is its integrated 5W solar panel, which, while not capable of fully recharging the battery quickly, can provide a trickle charge to extend its life or top it up in sunny conditions, adding a layer of self-sufficiency.
The BioLite Charge 40’s rugged construction and weather-resistant design mean it can handle the bumps and occasional splashes of outdoor life. The integrated loops allow it to be clipped to the outside of a pack for solar charging while on the move. While the solar charging is a bonus rather than a primary charging method, its inclusion, along with the durable build and reasonable capacity, makes the Charge 40 a compelling choice for backpackers who appreciate self-reliance and want a power bank that can endure the elements.
Why Backpackers Need External Batteries
Backpacking adventures often take you far from convenient power sources. Unlike a typical hotel room with readily available outlets, the wilderness offers no such luxuries. Your smartphone, GPS device, headlamp, and other essential electronics are your lifelines for navigation, communication, safety, and even entertainment. Without a reliable way to recharge them, these devices quickly become dead weight, significantly hindering your ability to enjoy and safely complete your trip.
The duration of your backpacking trip is a primary driver for needing an external battery. Longer treks mean more time away from civilization and therefore more reliance on self-sufficient power solutions. Even a weekend trip can drain your phone battery with extensive GPS usage and photo taking. For multi-day or week-long expeditions, a portable power bank is not just a convenience but a necessity to keep your critical gear operational throughout your journey.
Beyond simply keeping devices alive, external batteries provide peace of mind. Knowing you have a backup power source allows you to use your electronics without constant anxiety about battery levels. This is especially important for safety-critical devices like GPS units or satellite communicators, where a dead battery could have serious consequences. It also means you can document your experiences through photos and videos, stay connected with loved ones if needed, and access useful apps without reservation. When considering your options, research for the best external batteries for backpacking will help you find a reliable and appropriately sized unit for your needs.
Finally, the advancement of technology means many modern backpacking essentials are battery-powered. From water purifiers and portable stoves to advanced lighting systems, the demand for portable power has never been greater. Investing in a quality external battery ensures that all your crucial gear remains charged and functional, enhancing both your comfort and safety in the backcountry, allowing you to fully immerse yourself in the experience without the worry of power limitations.
Powering Your Adventure: Key Features to Consider
When embarking on a backpacking trip, selecting the right external battery goes beyond just capacity. Several key features can significantly enhance your experience and ensure reliable power for your essential devices. One of the most crucial aspects is the battery’s durability and ruggedness. Look for models with robust casing that can withstand drops, bumps, and varying weather conditions. Water resistance, or even full waterproofing, is a major advantage, especially if you anticipate rain or need to clean your power bank. Consider the ingress protection (IP) rating to understand its resistance to dust and water.
Another vital consideration is the charging speed and output ports. Most modern smartphones and devices utilize fast charging technologies like USB Power Delivery (USB PD) or Qualcomm Quick Charge. Ensure the external battery you choose supports these standards to minimize downtime. Multiple output ports are also highly beneficial, allowing you to charge several devices simultaneously, such as your phone, GPS, headlamp, or camera. The type of ports available – USB-A, USB-C – and their respective power outputs will dictate what you can charge and how quickly.
Weight and portability are, of course, paramount for backpackers. While you need sufficient power, you don’t want to be weighed down by an overly bulky or heavy battery. Compare the mAh (milliampere-hour) capacity against the weight to find an optimal balance. Some external batteries also offer integrated features like solar panels, which can provide a trickle charge in sunny conditions, extending your power supply between refills. While solar charging alone is rarely sufficient to keep devices fully powered, it can be a valuable backup.
Maximizing Your Battery’s Lifespan and Efficiency
To get the most out of your external battery on the trail, understanding how to maintain and use it efficiently is essential. Proper charging habits play a significant role. While modern lithium-ion batteries are less susceptible to the “memory effect” of older technologies, it’s still generally advisable to avoid leaving them constantly plugged in after reaching full charge. Conversely, completely draining the battery too often can also reduce its overall lifespan. Aim for a balanced approach, charging when needed and avoiding extreme states of charge.
Storage conditions are also important. When not in use, store your external battery in a cool, dry place, away from direct sunlight or extreme temperatures. High heat can degrade the battery’s performance and reduce its capacity over time. Similarly, storing a completely depleted battery for extended periods can lead to irreversible damage. If you plan to store it for a while, aim to leave it with a charge of around 50-60%.
When charging your devices, utilize the appropriate cables and ensure they are in good condition. Damaged or low-quality cables can not only charge slowly but also potentially damage your devices or the external battery itself. Furthermore, be mindful of the environmental conditions. Extreme cold can temporarily reduce battery output, and extreme heat can accelerate degradation. Understanding these factors will help you ensure your power source remains reliable throughout your backpacking adventures.
Integrating Your Power Bank with Other Gear
An external battery is rarely an isolated piece of equipment; it’s an integral part of your digital toolkit for outdoor pursuits. Effective integration means not just charging your phone, but also considering how it powers other essential electronics. For instance, many modern GPS devices and headlamps are rechargeable via USB, making them compatible with your external battery. This reduces the need for carrying multiple battery types and chargers, simplifying your pack.
Consider specialized gear that can directly benefit from your power bank. Devices like portable Wi-Fi hotspots, e-readers, or even small action cameras often rely on external power. Some backpacks even feature integrated USB ports that connect to an internal power bank, allowing you to charge devices on the go without having to dig through your pack. Think about how your power bank can serve as a central hub for all your electronic needs, ensuring everything stays operational.
When planning your trip, it’s wise to create a charging strategy. Identify which devices are critical and how often they’ll need to be topped up. This might involve charging your phone overnight, using your GPS sparingly, or only charging your headlamp when necessary. By understanding the power consumption of your gear, you can better estimate the capacity you’ll need from your external battery and how to best manage its charge throughout your excursion. This proactive approach ensures you’re never caught with dead devices.
Troubleshooting Common External Battery Issues on the Trail
Despite their reliability, external batteries can sometimes encounter issues, especially in demanding outdoor environments. One common problem is a device not charging, or charging intermittently. Before assuming the battery is faulty, first check the USB cable. A loose connection, damaged wire, or a dirty port on either the battery or the device can prevent a proper charge. Try using a different cable or cleaning the ports with compressed air or a dry, non-metallic brush.
Another potential issue is the battery itself not holding a charge as long as it used to, or not charging at all. This can sometimes be due to extreme temperatures. If the battery has been exposed to prolonged cold or heat, allow it to return to a moderate temperature before attempting to charge or use it. For persistent charging problems, it might indicate an internal fault. If the battery is still under warranty, contact the manufacturer for potential replacement.
If your external battery seems to be charging slowly, even with a known good cable and device, ensure that the power output of the battery’s port is sufficient for the device’s needs, especially if it’s a fast-charging device. Also, try charging multiple devices simultaneously; some batteries have different power allocations for their ports when used concurrently. Finally, remember to keep the battery’s firmware updated if it’s a smart power bank, as updates can sometimes resolve performance issues.
Your Ultimate Guide to the Best External Batteries for Backpacking
As the demand for portable power continues to grow, so does the importance of reliable external batteries for any adventurer venturing into the wilderness. Whether you’re navigating with a GPS, capturing memories with your phone, or simply need to stay connected, a dependable power bank is an essential piece of gear for any backpacker. This guide will walk you through the crucial factors to consider when selecting the best external batteries for backpacking, ensuring you can power your adventures without being tethered to an outlet.
Capacity: How Much Juice Do You Need?
Capacity
The capacity of an external battery, measured in milliampere-hours (mAh), directly dictates how many times you can recharge your devices. For backpacking, this is arguably the most critical factor. A small 5,000mAh battery might be sufficient for a weekend trip if you’re only charging a phone once or twice, but for longer expeditions or when powering multiple devices like GPS units, headlamps, or even a satellite communicator, you’ll want to aim higher. Consider the battery life of your primary devices and how often you’ll need to top them up. It’s always better to have a little extra capacity than to run out of power when you need it most.
When evaluating capacity, it’s important to remember that not all of the stated mAh will be delivered to your devices. Some energy is lost during the charging process due to heat and internal resistance. A general rule of thumb is that you’ll get about 60-70% of the advertised capacity. Therefore, if your smartphone has a 4,000mAh battery and you want to charge it roughly twice, a 10,000mAh power bank would be a reasonable starting point, accounting for some energy loss and the potential for charging other smaller gadgets.
Portability and Weight: The Backpacker’s Dilemma
Portability and Weight
For backpackers, every ounce counts. A bulky and heavy power bank can quickly become a burden on long treks. When choosing an external battery, look for a balance between capacity and weight. Many manufacturers offer compact and lightweight options that still pack a decent punch in terms of power delivery. Consider the physical dimensions and overall heft of the unit and how it will fit into your pack without taking up excessive space or adding significant weight.
Pay attention to the materials used in the construction. Lighter, yet durable materials can make a big difference. Some of the best external batteries for backpacking are designed with outdoor use in mind, featuring ruggedized casings that can withstand bumps and drops. Think about how you’ll carry it – will it clip onto your pack, or will it reside safely inside? The portability factor extends beyond just the weight; it’s about how seamlessly it integrates into your existing gear setup.
Durability and Weather Resistance: Surviving the Elements
Durability and Weather Resistance
The outdoors can be harsh, and your electronics need to be protected. Look for power banks that are built to last and can withstand the elements. This includes features like ruggedized casings, shock absorption, and, importantly, water resistance or even waterproofing. Backpacking often involves exposure to rain, dust, and potential drops, so a device that can handle these challenges is invaluable.
Check for IP ratings (Ingress Protection) which indicate the level of protection against solids (like dust) and liquids. An IP67 rating, for example, means the device is dust-tight and can be submerged in water up to 1 meter for 30 minutes. Even if a power bank isn’t fully waterproof, look for rubberized edges, sealed ports, and a sturdy build that suggests it can handle accidental splashes or brief exposure to moisture. This resilience is crucial for maintaining power in unpredictable backcountry conditions.
Number and Type of Ports: Charging Multiple Devices
Number and Type of Ports
Modern backpackers often carry multiple devices that require charging, from smartphones and GPS units to headlamps and e-readers. Therefore, the number and type of ports on your external battery are important considerations. Most power banks come with at least one USB-A port, but having multiple USB-A ports allows you to charge more than one device simultaneously. Increasingly, power banks are also incorporating USB-C ports, which offer faster charging speeds and are becoming the standard for many new devices.
When evaluating ports, also consider the output wattage. Higher wattage ports (e.g., 18W or 30W USB-C Power Delivery) can significantly speed up charging times, especially for larger devices like tablets or laptops. If you primarily carry devices that use USB-C for charging, prioritize power banks with USB-C Power Delivery (PD) capabilities. It’s also worth checking if the battery supports pass-through charging, which allows you to charge the power bank and a connected device at the same time.
Charging Speed and Technology: Efficient Power Delivery
Charging Speed and Technology
In the backcountry, time can be of the essence when it comes to charging your devices. Look for external batteries that support fast-charging technologies like Qualcomm Quick Charge (QC) or USB Power Delivery (PD). These technologies allow your devices to charge much faster than standard USB ports, minimizing the time you need to wait for a full battery. This is especially beneficial when you have limited daylight hours or only a short window to recharge at a campsite.
The input charging speed of the power bank itself is also important. A large capacity power bank can take a long time to recharge from a wall outlet or a solar panel. Look for power banks that support faster input charging, often through USB-C, which will mean less time spent waiting for your power bank to be ready for its next adventure. Some advanced power banks also feature smart charging technology that automatically detects the optimal charging speed for your connected device.
Solar Charging Capabilities: Self-Sufficiency in the Wild
Solar Charging Capabilities
For extended trips where access to traditional power sources is impossible, solar charging capabilities can be a game-changer, offering a degree of self-sufficiency. Many external batteries are now designed with integrated solar panels. While these panels are generally not powerful enough to fully recharge a large-capacity power bank quickly, they can provide a trickle charge to keep the battery topped up during daylight hours, extending its usable life.
It’s important to have realistic expectations regarding solar charging. The efficiency of solar panels is highly dependent on direct sunlight, panel size, and angle. Smaller integrated panels on power banks will charge very slowly. For more effective solar charging, consider a separate, larger portable solar panel that can be connected to your power bank. However, for convenience on shorter trips or as a backup power source, a power bank with even a modest solar panel can be a valuable addition to your backpacking kit.
FAQs
What is an external battery and why do I need one for backpacking?
An external battery, often called a power bank, is a portable rechargeable device designed to store electrical energy. It acts as a mobile power source that you can use to recharge your electronic devices, such as smartphones, GPS units, headlamps, and cameras, when you’re away from traditional power outlets.
For backpackers, staying connected and functional is crucial. An external battery ensures your essential navigation tools, communication devices, and emergency equipment remain powered, preventing you from getting lost or stranded. It offers peace of mind and extends the usability of your electronic gear during extended trips where power sources are scarce.
What are the most important features to consider when choosing an external battery for backpacking?
When selecting an external battery for backpacking, prioritize capacity, weight, durability, and charging capabilities. Capacity, measured in milliampere-hours (mAh), determines how many times you can recharge your devices. For longer trips, aim for a higher mAh, but balance this with the weight penalty.
Look for rugged, water-resistant designs to withstand outdoor elements. Fast charging capabilities (both for the power bank itself and for the devices it charges) are a significant convenience. Consider the number and types of ports (USB-A, USB-C) to ensure compatibility with your devices. Some power banks also offer solar charging, which can be a useful backup in remote areas, though it’s typically a slow charging method.
How much battery capacity (mAh) do I need for a backpacking trip?
The amount of battery capacity you need depends heavily on your trip length, the devices you plan to charge, and their battery consumption. A general rule of thumb is to estimate the total mAh of your devices and multiply it by the number of recharges you anticipate needing. For a weekend trip with just a smartphone, a 10,000 mAh power bank might suffice.
For longer expeditions or if you’re powering multiple devices like a GPS, camera, and headlamp, you’ll want to aim for higher capacities, potentially in the 20,000 mAh range or even more. It’s always better to have a bit of extra power than to run out of juice in a critical situation. Consider also that power banks are not 100% efficient; some energy is lost during charging, so factor in a buffer.
What is the difference between USB-A and USB-C ports on external batteries, and which is better?
USB-A is the older, more traditional USB port, commonly found on many older electronic devices and chargers. USB-C is a newer, reversible connector that is becoming increasingly standard on modern smartphones, laptops, and other gadgets. USB-C generally offers faster charging speeds and can also support data transfer and even video output on some devices.
For backpacking, having both USB-A and USB-C ports can be beneficial for maximum compatibility with your gear. If your primary device (like a new smartphone) uses USB-C, a power bank with a USB-C output and input will allow for faster charging of that device and faster recharging of the power bank itself. However, if your devices are older and primarily use USB-A, a power bank with ample USB-A ports will still be perfectly functional.
How much does a good backpacking external battery weigh?
The weight of an external battery is a critical consideration for backpackers, as every ounce counts. Smaller capacity power banks (around 5,000-10,000 mAh) can typically weigh between 6 to 12 ounces (170-340 grams). As the capacity increases, so does the weight; a 20,000 mAh power bank might weigh 1 pound (450 grams) or more.
When choosing, you’ll need to find a balance between the capacity you require for your trip and the acceptable weight for your pack. Many manufacturers offer specific “lightweight” or “ultra-portable” models designed with backpackers in mind, which might compromise on extreme capacity for a more manageable weight. Reading reviews that mention weight in real-world use can be very helpful.
Are solar-powered external batteries a viable option for backpacking?
Solar-powered external batteries can be a useful supplementary charging option for backpackers, especially on extended trips where access to reliable power sources is nonexistent. They can help top up your power bank during sunny days, potentially extending your off-grid capabilities.
However, it’s important to manage expectations. Solar charging is generally a very slow process, and the efficiency is highly dependent on sunlight intensity and the quality of the solar panel. Relying solely on a solar charger to keep all your devices powered might be impractical. They are best viewed as an emergency backup or a way to trickle-charge your power bank when you have ample daylight and downtime.
How do I maintain and care for my external battery to ensure its longevity?
To ensure your external battery lasts for many backpacking trips, proper maintenance is key. Store it in a cool, dry place when not in use, away from extreme temperatures which can degrade the battery’s performance over time. Avoid overcharging it unnecessarily, and try to keep the battery level between 20% and 80% for optimal long-term health if possible, though modern batteries have built-in protections.
Regularly clean the charging ports with a dry, soft brush or compressed air to remove any dirt or debris that could impede a good connection. When charging your devices, use the appropriate cables that came with your devices or high-quality replacements to prevent damage. Inspect the casing for any signs of physical damage before each trip.
Final Words
To ensure your adventures remain powered and connected, investing in the right external battery is paramount. After thoroughly reviewing and comparing various options, we’ve highlighted the best external batteries for backpacking that offer a compelling blend of capacity, durability, and portability. Whether you’re navigating remote trails or staying in touch with loved ones, these powerhouses are designed to keep your essential devices charged, allowing you to focus on the journey ahead without the anxiety of a depleted battery.
By carefully considering your specific needs for charging multiple devices, weight tolerance, and desired battery life, you can confidently select a model that perfectly complements your backpacking setup. Empower your next expedition with a reliable external battery, and embrace the freedom and peace of mind that comes with always having power at your fingertips.