Getting out on the trail offers a fantastic escape, whether it’s for a quick day hike, a weekend trip, or a challenging thru-hike.
However, heading off-grid usually means leaving standard power outlets behind. We find that having charged devices these days often feels essential, not just optional.
Many hikers rely heavily on their gear for critical functions. Therefore, you need phones or GPS units for reliable navigation, communication devices are important for safety, and cameras capture valuable memories through photography.
Facing a dead battery when you’re far from help is certainly a situation most people want to avoid.
This is where portable solar energy offers a practical answer. Having the right hiking solar panel charger is key, providing a dependable way to keep electronics charged using sunlight while you’re enjoying the outdoors.
Having the right hiking solar panel charger is key for staying connected and safe.
It really comes down to smart self-sufficiency. Specifically, these modern solar chargers are designed to be quite lightweight and easy to pack, fitting well with other hiking gear.
Additionally, using solar power is an eco-friendly choice, which appeals to many who appreciate nature. Therefore, portable solar is a solid way to stay connected and secure, using the sun to power your adventures.
Why Portable Solar Energy Matters More Than Ever
Portable solar solutions are experiencing significant growth. In fact, the global portable solar panel market was valued at approximately $1.25 billion in 2023 and is projected to surpass $7.37 billion by 2034, expanding at a compound annual growth rate (CAGR) of 17.5% from 2024 to 2034 (Source: Precedence Research).
Growing interest among outdoor enthusiasts: Although data specific to multi-day hikers is sparse, broader market trends suggest increased interest in portable solar chargers among outdoor enthusiasts (Based on reports like The Dyrt’s 2023 Camping Report).
This growing interest stems from the need for reliable power sources in challenging outdoor conditions, such as for safe communication, GPS navigation, and energy storage. The demand for portable solar power solutions aligns with the increasing emphasis on renewable energy and the necessity for dependable off-grid power solutions.
How to Use a Hiking Solar Panel Charger on the Trail
You’re hours into a remote hike when the battery on your phone or GPS runs low. Do not despair—just unfold your solar panel, position it in the sun, and begin charging.
Most hikers use these panels to first charge a power bank and then their device — this way, the voltage stays stable, and the electronics are protected from sudden changes in power from the solar panel.
Benefits of Portable Solar for Hiking
- Lightweight & Packable: Modern models are specially designed for hiking — some panels weigh under a pound and fit flat in your bag.
- Easy to Use: Most don’t need setup — all you need is sunlight and a USB cable.
- Environmentally Sustainable: By utilizing the rays of the sun in your setup: You stay self-sufficient and less dependent upon non-renewable batteries that need to be produced and/or transported.
Which Portable Solar Charger is Best for Hiking?
The ideal portable solar charger depends on your specific needs and the length of your hiking trip. So, consider factors like wattage, weight, durability, and the number of devices you need to power. We’ll explore some top options in this section.
Best Hiking Solar Panel Setups and portable batteries (or power bank).
Choosing the best portable solar charger for hiking ensures you can effectively harness sunlight during your travels, keeping essential devices powered even far from the grid.
The ideal wattage and features depend significantly on how long you plan to hike and the number of devices you rely on.
For backpackers prioritizing minimal weight, lightweight solar chargers for backpacking are essential.
Consequently, your power setup will vary based on these needs. Here are examples tailored for different hiking styles:
(Disclaimer: Models below are examples based on info available in early 2025. Specifications and availability are subject to change. Always check current manufacturer details.)
Example Hiking Solar Panels:
| Model | Wattage | Weight | Ports | Key Feature | Best For |
|---|---|---|---|---|---|
| BioLite SolarPanel 5+ | 5W | 13.8 oz | USB-A, battery | Built-in 3,200mAh battery, kickstand | Day hikes, light use |
| Anker 515 Solar Panel (24W Flexible)* | 24W | 1.1 lbs | USB-A, USB-C PD | Fast charging, foldable, rugged | Multi-day trips |
| BigBlue 28W USB Solar Charger | 28W | 1.3 lbs | 3 USB-A | High efficiency, wide compatibility | Extended backpacking |
| Goal Zero Nomad 10 | 10W | 1.2 lbs | USB-A | Durable design, modular | Base camps, essential gear |
| Nekteck 21W Solar Panel | 21W | 1.1 lbs | 2 USB-A | Affordable, highly rated | Budget-conscious hikers |
Choosing the Right Portable Solar Battery (Power Bank) for Your Hike
While solar panels capture energy, a portable battery (or power bank) is essential for storing that energy and providing reliable power when the sun isn’t shining or when you need a stable charge for sensitive electronics.
Power banks act as a buffer, ensuring your devices get consistent power, and allow you to charge gear overnight in your tent.
However, the key is balancing capacity (how much power it holds, measured in mAh) with weight—a critical factor for any hiker. Here are some examples suited for different hiking needs:
(Disclaimer: Models below are examples based on info available in early 2025. Specifications and availability are subject to change. Always check current manufacturer details.)
Example Hiking Power Banks:
| Model | Capacity (mAh) | Approx. Weight | Output Ports | Key Feature |
|---|---|---|---|---|
| Nitecore NB10000 Gen 2 | 10,000 | 5.3 oz / 150 g | 1x USB-A (QC), 1x USB-C (PD In/Out) | Ultralight weight (carbon fiber), high efficiency |
| Anker 313 Power Bank (PowerCore Slim 10K) | 10,000 | ~7.5 oz / 213 g | 1x USB-A (PowerIQ) | Reliable, good value, widely available (Non-PD Output) |
| INIU 10000mAh PD (Built-in Cable) | 10,000 | ~7.0 oz / 198 g | 1x USB-A, 1x USB-C Port (Out), 1x Built-in USB-C (PD In/Out) | Compact, fast charging (PD 20W), built-in cable |
| Goal Zero Venture 35 | 9,600 | 10.1 oz / 287 g | 2x USB-A, 1x USB-C (PD In/Out) | Rugged, waterproof (IP67), built-in flashlight |
How to Choose Your Hiking Power Gear: Panels & Power Banks
Selecting the right combination of solar panel and power bank is key for reliable off-grid power while hiking. Here’s what to consider:
⚡ Capacity/Wattage vs. Weight: Finding the Balance
This is the most critical trade-off for hikers.
- Solar Panels: Choose wattage based on charging needs and typical sun exposure.
- 5–10W: Best for maintaining charge on small devices (phones, watches) during sunny day hikes or short trips. Very lightweight.
- 15–25W: Ideal for recharging power banks and devices effectively on multi-day hikes with decent sun exposure. Balances weight and performance.
- 25W+: Better for longer expeditions, groups, or less sunny conditions, but heavier. Consider if the extra weight is justified.
- Lightweight Options: Look for panels under 1.5 lbs (approx 680g) for optimal portability on the trail. The BigBlue 28W Solar Charger is often cited as a good balance.
- Ultra-Lightweight Choices: For minimalist backpackers, some 5-10W panels weigh barely over half a pound (approx 230g). How Many Watts Do You Need for Solar Power Outdoor Activities?)
- Power Banks: Choose capacity (mAh) based on how many recharges you need between opportunities to charge the bank. Check expert reviews comparing weight and capacity for backpackers.
- 5,000-10,000mAh: Good for day hikes (emergency top-up) or shorter weekend trips (1-2 phone charges). Prioritizes low weight (~5-8 oz / 150-230 g).
- 10,000-20,000mAh: Suitable for multi-day hikes up to a week, balancing capacity (2-5 phone charges) and weight (~7-15 oz / 200-430 g).
- 20,000mAh+: Better for long thru-hikes or heavy electronics users, but ensure the weight penalty is acceptable.
☀️ Efficiency & Battery Tech
- Solar Panels: Monocrystalline panels are preferred for hiking. They offer higher efficiency (~20%+ conversion rate), perform better in lower light or partial shade compared to polycrystalline, and are generally lighter for the power output.
- Power Banks: Look for LiFePO4 battery chemistry in newer power stations for superior safety and longevity (often 3000+ cycles). High-quality Li-ion/Li-Po (like in the Nitecore NB10000) are still excellent for minimum weight, but may have fewer charge cycles (typically 300-500 before significant degradation).
🌧️ Durability: What IP Rating Do You Need?
Hiking gear takes abuse.
- Solar Panels: Look for panels with IP65 or higher ratings (IEC IP Rating Explanation) for water/dust resistance, reinforced grommets for secure backpack attachment, and durable coatings like ETFE for better longevity and light transmission. (Link for ETFE removed due to previous issues finding a stable source).
- Power Banks: Most standard power banks need protection (dry bag). For rugged needs, look for models with specific IP ratings (like IP67), such as the Goal Zero Venture series, which can handle harsher conditions.
🔌 Essential Ports
- Solar Panels: A USB-C PD (Power Delivery) output port is useful for directly charging compatible devices faster. Multiple standard USB-A ports add flexibility.
- Power Banks: USB-C PD (In/Out) (USB Power Delivery explained) is almost essential for fast recharging of the bank and devices. Multiple output ports (USB-A, USB-C) are key. Ensure output wattage meets device needs.
Real-World Charging Scenario
Let’s say you’re hiking 8 hours a day:
- Phone (5W x 2 hours): 10Wh
- GPS unit (2W x 5 hours): 10Wh
- Headlamp (rechargeable): 5Wh
Total Estimate: ~25Wh/day
With a 20W panel in good sunlight, you can typically generate 60–80Wh per day, more than enough to charge a power bank and keep essentials running.
Practical Tips for Using Portable Panels on the Trail
- Panel → Power Bank → Device: Always charge your bank first. It stabilizes current and avoids overheating sensitive gear.
- Angle is Everything: Flat panel on your backpack? Not ideal. For real results, take breaks and angle your panel toward the sun.
- Clean Your Panel: Dust, sand, or even sunscreen can reduce output. Wipe gently with a microfiber cloth. “A common mistake is strapping panels flat; angling them significantly improves charging speed—even if only for 15-minute breaks.”
FAQ: Portable Solar for Hiking
- Can I charge devices while hiking? Yes, but only in full sun and with the panel facing the sun. Performance drops if shaded or at a bad angle. Charging power banks while hiking is more effective.
- How long does it take to charge a phone? With a 10–20W panel in full sun, expect 2–3 hours to fully charge a smartphone through a power bank. Direct-to-phone charging takes longer and is less stable.
- Are portable panels waterproof? Most are water-resistant (check IP rating, IP65+ recommended), not fully waterproof for submersion. Protect the USB ports from heavy rain. Power banks are rarely waterproof unless specified (like IP67 models).
Final Thoughts
You don’t have to be cut off from tech just because you’re off the grid. So, with a good solar setup using the best portable solar charger for hiking, you can stay safe, oriented, and connected—while enjoying the peace of the wild.
Portable solar energy gives you independence without weight or waste. Whether you’re heading out for a day or planning a full-blown adventure, the right gear makes all the difference.
