Are you tired of your devices running out of battery while on the go? Solar chargers offer a sustainable solution, harnessing the power of the sun to keep you connected, no matter where you are. With the growing need for renewable energy sources, solar chargers are not only eco-friendly but also highly efficient, providing a reliable power supply for travelers, outdoor enthusiasts, and anyone in need of portable energy. Investing in a solar charger could be your best step towards energy independence and environmental conservation.
Here are few key factors to consider while buying the best solar charger:
- Wattage: Opt for higher wattage for quicker charging. For instance, a 15-watt charger can recharge a smartphone in about 2 hours under direct sunlight, while a 5-watt charger might take twice as long.
- Connector Type: Choose chargers with versatile connectors like USB-C for fast charging or micro USB for broader compatibility. Consider models with wireless charging if your devices support it.
- Efficiency: Select a charger with high efficiency, ideally over 20%, to maximize power conversion from sunlight, especially in limited sun conditions.
Choosing the best solar charger depends on your needs. Look for reliability, portability, and charging speed. Our “Buying Guide” offers expert insights to help you pick the perfect charger for your adventures.
7 Best Solar Chargers Table
| Best Solar Charger | Wattage | Connector Type | Buy Now |
|---|---|---|---|
| BigBlue Solar Charger | 28W | USB Type A | Check On Amazon |
| Anker Solar Charger | 21W | Micro USB Type B, USB Type A | Check On Amazon |
| ALLPOWERS Solar Charger | 100W | USB Type C | Check On Amazon |
| FlexSolar Solar Charger | 40W | DC5521, USB A (QC3.0), Type-C | Check On Amazon |
| BLAVOR Solar Charger | 30W | USB | Check On Amazon |
| Goal Zero Solar Charger | 50W | USB | Check On Amazon |
| SunJack Solar Charger | 15W | USB Type C, USB Type A | Check On Amazon |
Best Solar Chargers Reviews
1. BigBlue Solar Charger
With its advanced smart IC technology, the BigBlue 28W solar charger brings a new level of efficiency to outdoor charging, ensuring each connected device charges at the optimal speed. This technology guarantees fast and safe charging, customized to the specific requirements of your devices. Engineered for tough environments, it incorporates SunPower solar panels, recognized for their superior efficiency and durability in harsh conditions like rain and dust.
The portability of this charger is noteworthy. It folds down compactly, making it no larger than a standard book when not in use, which means it slides easily into a backpack or daypack. At 20.5 ounces, it’s lightweight enough to carry on long treks without feeling burdensome.
In terms of performance, the BigBlue excels. It converts up to 24% of solar energy, which is at the higher end for portable solar chargers. This efficiency means it can reliably charge devices even with limited sunlight—a crucial feature for outdoor enthusiasts who can’t guarantee full sun exposure.
Specifications:
- Output: 28W
- Weight: 5 oz
- Folded Dimensions: 1 x 6.3 x 1.3 inches
- Unfolded Dimensions: 1 x 11.1 inches
- Solar Panel Type: SunPower
- Weather Resistance: IPX4
- Number Of Ports: 3 USB-A
- Max Output Per Port: 4A
- Conversion Efficiency: Up to 24%
Pros:
- High energy conversion efficiency
- Portable and lightweight design
- Durable against elements
- Capable of charging multiple devices simultaneously
- Smart IC technology for safe and optimized charging
Cons:
- Not capable of charging larger devices like laptops
Customer Feedback:
User reviews are predominantly positive, highlighting its durability and efficiency. Many noted that it maintained a good charge output even on partly cloudy days. However, some users pointed out that the compartment for connecting devices is only secured by a small piece of Velcro, which they felt was a minor design flaw that could be improved.
2. Anker Solar Charger
With Anker’s innovative PowerIQ technology, the PowerPort Solar delivers up to 2.4 amps per port, adjusting its output to suit the connected device for peak charging efficiency. Designed for outdoor enthusiasts, this solar charger blends smart functionality with rugged durability, using PET polymer-faced solar panels securely integrated into a tough polyester canvas.
Compact and lightweight, the Anker Solar Charger folds down to just 11.1 x 6.3 inches, about the size of a large notebook, making it perfect for lightweight backpacking or emergency kits. Despite its small size when packed, it unfolds to 26.4 x 11.1 inches, offering a substantial surface area to capture solar energy efficiently.
The charger’s built-in loops and the accompanying carabiners allow it to be easily attached to a backpack or tent, optimizing sun exposure while on the move. Its durable design is meant to withstand the rigors of outdoor activities, from sand and dust to occasional moisture exposure.
Specifications:
- Output: 21W
- Weight: 7 oz
- Folded Dimensions: 1 x 6.3 x 1.1 inches
- Unfolded Dimensions: 4 x 11.1 inches
- Solar Panel Type: Monocrystalline
- Weather Resistance: Water-resistant polyester canvas
- Number Of Ports: 2 USB-A
- Max Output Per Port: 4A
- Charging Technology: PowerIQ
Pros:
- Lightweight and highly portable design
- High charging speed with PowerIQ technology
- Durable materials suitable for outdoor use
- Easy to attach to packs or tents
- Efficient energy conversion for its size
Cons:
- Limited to USB-A ports; lacks USB-C
Customer Feedback:
Reviewers praise the Anker Solar Charger for its reliability and the speed at which it charges devices directly under the sun. However, some users have reported that its performance can significantly diminish under cloudy conditions or indirect sunlight, which is a common challenge for solar technology.
3. ALLPOWERS Solar Charger
This versatile ALLPOWERS model, with its 100W output, is perfect for charging laptops and other high-demand devices through its DC and USB outputs. It comes equipped with multiple connectors and cables, broadening its compatibility with a wide range of electronic devices.
Designed for both efficiency and portability, the solar charger uses monocrystalline silicon cells, which offer up to 23.5% conversion efficiency—among the highest available. The unit folds into a compact size that is more manageable than many other high-capacity panels, though it is still heavier and bulkier compared to lower-wattage alternatives.
The durability of the ALLPOWERS charger is notable. It’s equipped with a rugged waterproof layer that protects against environmental elements, making it suitable for varied outdoor conditions. It’s also been engineered with a built-in voltage regulator to ensure device safety during charging, guarding against overcharge, overcurrent, and short-circuiting.
Specifications:
- Output: 100W
- Weight: 73 lbs
- Folded Dimensions: 6 x 7.5 x 3.6 inches
- Unfolded Dimensions: 37 x 37 inches
- Solar Panel Type: Monocrystalline
- Weather Resistance: IP65 waterproof
- Number Of Ports: 2 USB, 1 DC
- Max Output Per Port: USB 2.4A, DC 5A
- Special Features: Voltage regulator
Pros:
- High power output suitable for a range of devices
- High efficiency and fast charging capabilities
- Durable and weather-resistant design
- Lightweight and portable for its capacity
- Includes a range of connectors for versatility
Cons:
- Not ideal for very lightweight or compact travel
Customer Feedback:
Users commonly report satisfaction with the charger’s ability to maintain a steady charge even in less than ideal solar conditions. However, the size and weight of the panel have been noted as less ideal for casual use, more suited for extended off-grid applications or emergency preparedness.
4. FlexSolar Solar Charger
FlexSolar steps up in the portable solar charger market with its 40W charger, equipped with advanced technology including Quick Charge QC 3.0 and USB-C PD2.0. Its smart IC chip technology ensures devices receive the fastest, safest charge possible, adapting dynamically to different devices’ power needs.
The charger is remarkably portable. When folded, it measures just 8.0 x 11.1 x 1.8 inches, making it small enough to fit into any hiking backpack without sacrificing significant space. Despite its compact size, the charger opens to provide a large surface area to capture sunlight efficiently, thanks to its high solar conversion rate of 24%.
Durability is another highlight. The FlexSolar is designed with IP67 dustproof and waterproof capabilities, featuring ETFT lamination that outperforms standard PET in rugged environments. This makes it suitable for use in a variety of outdoor conditions, from deserts to damp forests.
Specifications:
- Output: 40W
- Weight: 76 lbs
- Folded Dimensions: 0 x 11.1 x 1.8 inches
- Unfolded Dimensions: 8 x 11.1 inches
- Solar Panel Type: Monocrystalline
- Weather Resistance: IP67 waterproof and dustproof
- Number Of Ports: USB (QC 3.0), USB-C, DC
- Max Output Per Port: USB-A 18W, USB-C 18W, DC 40W
- Special Features: Smart IC technology, portable and foldable design
Pros:
- High efficiency and powerful output capabilities
- Compact and lightweight when folded
- Durable with IP67 waterproof and dustproof ratings
- Versatile charging options with QC 3.0 and USB-C ports
- High solar conversion efficiency enhances charging speed
Cons:
- Size can be large when fully unfolded
Customer Feedback:
Customers often commend the FlexSolar for its reliable performance and the ability to charge multiple devices efficiently. The waterproof and dustproof design has been particularly appreciated by those using it in harsh environments. Some, however, have noted that while the charger is exceptionally durable, its weight and size, when unfolded, can be cumbersome for ultra-light packers.
5. BLAVOR Solar Charger
With a focus on durability and portability, BLAVOR presents a solar charger designed to meet high standards of efficiency. This 30W charger, powered by monocrystalline silicon cells, achieves up to 24% conversion efficiency, making it a noteworthy option in its segment.
The charger features three outputs: a QC3.0 USB-C port, a standard USB port, and a DC output, which are capable of fast charging, making it a comprehensive solution for charging everything from smartphones to small power stations. The inclusion of a DC cable and three adapters further enhances its compatibility across a range of devices.
Designed with outdoor usability in mind, the solar charger is made with a high-transmittance ETFE film and water-resistant fabrics. Its ability to adjust the angle for optimal sunlight exposure makes it efficient in various environmental conditions.
Specifications:
- Output: 30W
- Weight: 35 kg
- Folded Dimensions: 7 x 7.7 x 1.6 inches
- Unfolded Dimensions: Not specified
- Solar Panel Type: Monocrystalline Silicon
- Weather Resistance: High endurance and water-resistant fabrics
- Number Of Ports: 3 (USB-A, USB-C, DC)
- Max Output: 0 24W, USB-C 18W, DC 30W
- Special Features: Foldable design, angle adjustment
- Warranty: Includes warranty and customer support
Pros:
- High charging efficiency with up to 24% solar conversion
- Durable and weather-resistant construction
- Multiple fast charging options including USB-C and DC
- Portable and easy to carry on outdoor trips
- Angle adjustment feature to maximize solar capture
Cons:
- Limited to 30W, may not suit those needing higher outputs
Customer Feedback:
Users have appreciated the BLAVOR Solar Charger for its robust build and reliable power supply. Its capacity to maintain device charging even in fluctuating weather conditions has been noted as a significant advantage. Some critiques have mentioned its size when folded could be smaller, but this is a minor issue compared to its benefits.
6. Goal Zero Solar Charger
Known for its robust build and reliable performance, the Nomad Solar Charger from Goal Zero’s stands out with a substantial 50 watts of power. The charger features four monocrystalline panels that fold into a compact, easy-to-carry kit, all protected within a durable, weather-resistant case, perfect for harsh environments.
One of the key features of the Nomad is its versatility. It includes built-in charging cables suitable for Goal Zero’s range of power stations and banks, as well as a USB port for direct device charging. This integrated approach ensures you can charge almost anything from small devices to larger power stations without needing extra cables.
Despite its higher power output, the Nomad remains relatively portable. It folds into a manageable size that fits into most camping and hiking gear, though it is heavier compared to less powerful models. Its efficiency is noteworthy, capable of charging devices quickly even under less than ideal sunlight conditions.
Specifications:
- Output: 50W
- Weight: 85 lbs
- Folded Dimensions: 17 x 11.25 x 2.5 inches
- Unfolded Dimensions: 17 x 53 x 1.5 inches
- Solar Panel Type: Monocrystalline
- Weather Resistance: Enclosed in a protective case
- Number Of Ports: USB and integrated 8mm cable
- Max Output: Varies by device
- Special Features: Chainable for increased power
Pros:
- High power output suitable for a variety of charging needs
- Durable and weather-resistant design
- Built-in cables enhance compatibility and convenience
- Can be chained with additional panels for even faster charging
- Reliable performance even in partial sunlight
Cons:
- Not ideal for very casual or ultra-light use
Customer Feedback:
Positive reviews often highlight the charger’s ability to maintain a consistent charge output in varying light conditions. Users appreciate the integrated cables and the ease of connecting multiple panels for faster charging times. However, some note the weight and size as a drawback for light packers or for those who prefer ultra-light setups.
7. SunJack Solar Charger
For those who love the outdoors, SunJack offers a Solar Charger designed to withstand rugged conditions. Featuring a 15W output, this solar charger is built using monocrystalline panels encased in a highly durable ETFE exterior, which is not only weatherproof but also resistant to the wear and tear of constant outdoor use. The USB ports are rated IP67, making them dustproof and waterproof, adding an extra layer of protection for your devices.
Despite its tough build, the SunJack charger remains highly portable. When folded, it’s about the size of a tablet, making it easy to slip into a backpack. The charger includes both USB-A and USB-C ports, allowing it to charge a wide variety of devices with relative ease. The panels also feature an integrated magnetic closure system, eliminating the need for additional straps to keep it securely folded during storage.
The smart IC chip technology embedded in the SunJack ensures that devices charge quickly and safely, optimizing the charging speed according to the specific device connected. This charger is an excellent choice for those who prioritize durability and reliability in their gear, whether for camping, hiking, or emergency preparedness
Specifications:
- Output: 15 Watts
- Weight: 4 lbs (Panel only)
- Folded Dimensions: 8″ x 8.82″ x 1″
- Unfolded Dimensions: 5″ x 8.82″ x 0.1″
- Solar Panel Type: Monocrystalline with ETFE lamination
- Weather Resistance: Waterproof IP67 USB ports
- Number Of Ports: 2 (USB-A and USB-C)
- Max Output Per Port: 5V/3A
- Special Features: Magnetic closure, portable and foldable design
Pros:
- High durability with ETFE lamination and weatherproof features
- Compact and lightweight, enhancing portability
- High power output from both USB ports for rapid charging
- Versatile for charging a wide range of devices
- Designed and supported by a reputable US-based company
Cons:
- No built-in battery to store solar energy
Customer Feedback:
Users often praise the SunJack for its excellent construction quality and efficient power output. It’s been noted for maintaining solid performance in various outdoor conditions, from sunny beaches to cloudy mountain trails. However, some have mentioned that while it’s highly effective, the magnetic closure system could be stronger to ensure the panels stay securely folded during rigorous activities.
Factors To Consider While Buying The Best Solar Charger
When considering the purchase of a solar charger, there are several key factors to evaluate to ensure you select the best product for your needs.
1. Solar Panel Type
- Monocrystalline Solar Panels: These are made from a single continuous crystal structure and are known for their high efficiency and durability. They typically offer the best performance in low-light conditions.
- Polycrystalline Solar Panels: Made from multiple crystalline cells, these panels are slightly less efficient than monocrystalline but usually come at a lower price point. They are easier to produce and more common in consumer products.
- Thin-Film Solar Panels: These panels are made by placing one or more layers of photovoltaic material on a substrate. They offer the least efficiency but are lightweight and flexible, making them suitable for varying applications.
2. Wattage
The wattage of a solar charger dictates how quickly it can charge your devices. For smartphones, a 5-15 watt charger is typically sufficient, while charging larger devices like tablets or laptops may require 15-50 watts. Higher wattage chargers are also faster but may be bulkier.
3. Connector
Ensure that the solar charger offers the right type of connectors for your devices. Common types include USB-A, USB-C, and micro-USB. Some chargers come with multiple ports or adaptable connectors to charge several devices simultaneously.
4. Portability
Portability is essential for outdoor use. Lighter chargers are around 0.5-2 pounds and are ideal for backpacking and hiking. Those weighing between 2 and 5 pounds might offer more power and are suitable for car camping or longer stays.
5. Durability
Look for solar chargers designed to withstand environmental elements. Durability is often indicated by an IP (Ingress Protection) rating, where higher numbers denote better protection. Ratings like IPX4 or IPX7 suggest the charger is water-resistant or waterproof, making it suitable for various outdoor conditions.
6. Additional Features
Additional features can enhance the usability and functionality of a solar charger:
- Integrated Battery: Some chargers come with a built-in battery, allowing you to store energy for later use, which is helpful in areas with intermittent sunlight.
- Foldability: Chargers that fold are easier to transport and store.
- LED Indicators: These can show the charging status and power levels.
- Automatic Restart: Some chargers can detect when connected devices are fully charged and stop charging, which helps preserve the battery life of the device and the charger.
FAQs:
Charging speed depends on the solar charger’s wattage and your device’s battery capacity. Higher wattage chargers will provide faster charging, but sunlight intensity also plays a role.
Yes, some high-wattage solar chargers can charge laptops, but it might take longer than a regular outlet.
The size depends on your needs. Bigger chargers offer higher wattage for faster charging but are less portable. Smaller chargers are good for maintaining a charge on your phone while hiking.
Solar charger batteries typically last for several years with proper care.
Conclusion
To wrap up, the best solar charger for you depends on your specific needs, whether it’s for casual day trips or extensive outdoor adventures. Each charger listed offers unique benefits, from high wattage and durability to lightweight and compact designs, ensuring you stay powered up no matter where you are.
Top 3 Recommendations:
- BigBlue Solar Charger: Ideal for those prioritizing efficiency and the ability to charge multiple devices simultaneously, making it perfect for group outings.
- FlexSolar Solar Charger: Best for individuals seeking lightweight, portable solutions without compromising on performance, especially suited for solo adventurers.
- SunJack Solar Charger: Offers a blend of rugged durability and high-speed charging capabilities, excellent for users who face diverse outdoor conditions and need reliable, quick power access.
Each of these chargers provides unique strengths, catering to different outdoor power needs.
