Best Solar Charger – Buying Guide

Best Solar Charger
Best solar charger has become a trend that fans of high-tech equipment are chasing. According to the survey, solar chargers can control the power supply requirements of the equipment more autonomously. Some phones battery power usually don’t support one day. it’s hard to find a socket when there is no power.

However, in order to keep your device on standby for as long as possible. The best solution is to charge it with an external battery. But now there are more convenient alternatives on the market: solar charger !

Why do we insist on using solar charger ?

In addition to the very ecological side – because it does not require any energy to run while charging – the device allows for unlimited and completely free power generation! In recent decades, with the huge leap in solar and battery technology. solar chargers are highly reliable and environmentally friendly.

The solar charger’s power generation principle is exactly the same as the traditional solar panel on the roof of the building. Photovoltaic cells integrate the capture of sunlight.They are responsible for converting light energy into electrical energy. The result: even if you go hiking, camping or picnicking. Your electronic devices will receive a steady stream of energy supplements. Most importantly, when your home digital media player is out of power, the solar charger can also help you solve this embarrassing situation.

two types of solar chargers

Therefore, there are two types of solar chargers: flat and folded solar chargers. The folding solar charger consists of multiple panels. It can be folded on its own for easy transportation. Once deployed, they can be easily attached anywhere (such as a backpack or tent). To capture every ray of sunshine. They are usually equipped with a USB port. You can charge multiple devices at the same time. Small and neat is also their feature. it does not take up more space.

The other is a mobile power source. that carries a photovoltaic cell on its upper surface to absorb light into electrical energy. It comes with a USB port (or Lightning for Apple device owners). They can also charge multiple devices at the same time. Usually compact, it also offers other features such as a flashlight. It is a good choice for an up-and-coming adventurer.

So, in order to help you find a best solar charger.Our testers have ruled out inferior products on the market and have made this detailed purchase guide.

Top 5 Solar Charger

The best solar charger in 2019

If you are interested in wireless charging your phone, please read our article: Top 5 Best Wireless Charger Reviews

NameScorePrice
RAVPower 16W / 5V9/10Check Info
RAVPower 25000mAh9/10Check Info
Poweradd Solar External Battery Appolo 28/10Check Info
BigBlue Foldable Solar Charger9/10Check Info
Power Bank 24000 mAh WOOYHN9/10Check Info

RAVPower 16W / 5V – Best Solar Hiking Charger

solar phone charger

RAVPower 16W solar charger
RAVPower focuses on the battery industry, especially external backup batteries. It is one of the global leaders in the mobile phone battery, adapter and charger market. The company was founded in 2011 and has sold millions of products worldwide. This is why the brand is essential for evoking the best solar chargers. In fact, this 16-watt portable model is particularly powerful and suitable for most people.

Due to its high efficiency solar cells, the RAVPower 16W / 5V provides a total solar conversion rate of up to 23.5%. Therefore, whether it is sunny or cloudy, it always gets the most power. Its two built-in USB ports allow you to connect up to 2 devices at a time, allowing nature to do the rest. The USB port provides an ideal current of up to 2.4 A to meet the load requirements of the device.

The RAVPower 16W / 5V is small but powerful. Portable and ultra-light, it’s easy to use anytime, anywhere. In fact, with its weight weighs only 450 grams. Make it one of the lightest compact solar chargers on the market. In addition, the charger will not be larger than the magazine (24 x 15.5 cm) after folding.

Therefore, you can hang it on a backpack, tent or nearest tree.
To ensure maximum absorption of sunlight. It is still an ideal asset for camping, hiking, biking and other outdoor activities. From now on, you don’t have to worry about the power of your electronic device.

In addition, an advanced combination of iSmart technology and smart ICs can detect the individual input voltages of the device. Therefore, it is able to distribute all of the energy to ensure optimal load for each device that is simultaneously charged.

Another advantage is that the sturdy polyester canvas fits tightly around the panel. This design makes RAVPower’s solar chargers waterproof. In addition, the RAVPower 16W / 5V is equipped with a very practical 4 holes for maximum sun coverage. In addition, its two iSmart USB cables can be connected to a large number of electronic devices. It can power a smartphone, camera, tablet or other USB device. There is no need to worry about the shutdown caused by insufficient battery power.

Therefore, with its unparalleled lightness.  the two USB ports have high-end performance. The RAVPower 16W / 5V has won the best of the best solar charger hiking market.

What we like
  • Sealing
  • Brightness
  • Two built-in USB ports
What we regret
  • Shipping package is not the best

RAVPower 25000mAh – Best Solar Charger for iPhone

solar battery charger

RAVPower 25000mAh solar charger
It is not advisable to completely abandon the battery as a backup power source in an emergency! In order to meet your phone’s charging in any situation. RAVPower offers a very powerful 25000mAh charger. It is equipped with an integrated solar panel that converts sunlight into usable energy to charge external electronics.

However, manufacturers do not recommend using solar energy as the primary source of charging. Instead, choose to use it as an alternative.

In fact, the loading speed of the solar energy will depend on the intensity of the light and the conversion rate of the panel. In addition, it takes a week to fully use sunlight to fully charge electricity. That’s why RAVPower has two input ports for its charger: Micro-USB and a single USB to facilitate other ways to charge the battery.

In addition, the device has three outputs.
With “Quick Charge”, the USB-C and iSmart ports power three smartphones or tablets simultaneously. Suitable for large families to connect together.

However, its high capacity performance is impressive. Because RAVPower is fully charged. The battery can charge 9.3 times for the iPhone 8, 5.6 times for the Samsung Galaxy S8 or 3.3 times for the Ipad Mini. No untimely failures were found during the test, and the performance in any environment was very satisfactory.

In addition, the charger is designed for outdoor users. In fact, it has a dustproof, shockproof and waterproof enclosure. Let it be very strong protection. In addition, it weighs 551 grams (size 18.1 x 8.9 x 3 cm). Take it with you to the beach, go hiking or camping. Thanks to its integrated suspension ring, the RAVPower charger can be connected almost anywhere. In order to enjoy its energy in any situation.

Practical solar cells are also equipped with a very powerful LED emergency light. There are three modes of operation: continuous, stroboscopic and SOS. Ideal for hikers who are taking a dip or night adventure. The battery is equipped with two Micro-USB cable. It ensures that two devices are charged for first time use without the need to purchase additional cable.

The RAVPower portable battery has an impressive charging capacity. Coupled with the fast lightning cable output mode, it has undoubtedly become the best solar charger for the iPhone.

What we like
  • large capacity
  • Integrated LED light
  • Three simultaneous uploads
What we regret
  • Battery charging time is related to solar cells

Poweradd Solar External Battery Appolo 2 – The best solar charger USB

solar powered phone charger

Poweradd Apollo 2 solar charger
Founded in 2010, Poweradd has established a strong reputation as a manufacturer of high-end electronics. The brand wants to provide an excellent product for its ecosystem. Developed high-quality solar panels and designed a very good power pack. This is the case with his model Apollo 2, a solar-powered external battery that retains all promises.

In fact, its quality allows many hikers not to worry about battery failure. Its output capacity is 12000mAh. It can charge iPhone7 Plus up to 3 times, iPhone Xs up to 3.5 times, iPhone 8 up to 4 times. Equipped with two 5V / 2.4A outputs, you can charge two smartphones or tablets at the same time.

Using solar panels, the Appolo 2 can be charged by solar energy in the light. However, please note that the charging time depends on the intensity of the light. You should not rely solely on this process to charge your device. In fact, it takes more than 36 hours of full-day sunshine to charge the battery to 100%.

However, the function of solar charging during long trips is very convenient.
Poweradd is designed for the most risky situation and is equipped with a lighter. Ideal for igniting flames in nature and sleeping under the stars. It has a sturdy construction and IPX7 seal waterproof level. No need to worry about the battery being broken. It also features dust and fall protection. Very complete! The Appolo 2 also has two LED flashlights. The latter offers three modes: constant light, strobe light and SOS in case of distress.

With its convenient size (weight 400 g, size is 17.6 x 11.2 x 2.5 cm). The Poweradd power bank can travel long distances with convenient carabiner. Therefore, you can hang it on the back of the backpack. In order to recharge the device while walking. This battery can be powered directly from the Micro-USB cable.

Therefore, with unparalleled sturdiness. Excellent autonomy and amazing additional features. Poweradd’s Appolo 2 ensures everything you need to take your mobile device for adventure. It is the best USB solar charger in its class.

What we like
  • Sturdy
  • LED function
  • Lighter function
What we regret
  • Solar charging time alone

BigBlue Foldable Solar Charger – The Best Solar Charger

portable solar charger

BigBlue solar charger

The BigBlue brand offers a collapsible solar charger. When you are equipped with mobile devices and want to travel quietly. Foldable solar panels are very practical. In addition to the unbeatable value for money. The collapsible solar receiver also has excellent charging performance.

With compact size (11.1 × 6.3× 1.3in folded or 33.1 × 11.1× 0.2in opened) and lightweight (21.0 oz) design. SunPower Solar Panels with high solar conversion efficiency by up to 21.5% – 23.5% is great for any outdoor activities such as camping, climbing, fishing etc. It comes with two USB ports, allowing users to charge both devices at the same time.

Another feature, BigBlue 28W Solar Charger with Digital Ammeter. This is a rare option for this price range! In addition, its smart internal chip ensures stable charging of the device. It is worth mentioning that the zippered pocket allows the phone and tablet to be placed in the sun during the charging process. It can keep your devices safe and clean.

Therefore, BigBlue solar panels are designed primarily for modern adventurers and high technology.
Ideal for outdoor activities: camping, trail running, hiking, fishing, or family picnics. In order to get all its advantages, just hang it on your backpack or tent. Thanks to the clever loop design, you can completely integrate into the beauty of nature.

Its high resistance proves that its PVC fabric IPX-4 ensures impermeability in inclement weather. But please note that it is not completely waterproof. Use it when you are away from the water to avoid damaging the mobile device in the zipper bag.

Thanks to its high compatibility, Android devices and some cameras are supported by solar panels. Once expanded, it has a large exposure area of ​​28.2 x 84 cm and can quickly charge two sync devices.

The foldable Big Blue solar panels are extremely durable. The perfect outdoor design and built-in ammeter are the perfect companion for your mobile device on the go. Its advanced technology allows you to enjoy the clean and natural energy without restriction. Exclusive SmartIC Technology makes him one of the best folding solar chargers on the market.

What we like
  • Power
  • Integrated ammeter
  • Practical storage bag
What we regret
  • No laptop port

Power Bank 24000 mAh WOOYHN – Best cheap solar charger

solar cell phone charger

WOOYHN 24000 mAh solar charger
With the growing popularity of the solar product market, WOOYHN offers a very interesting solar charger. The first feature of the challenge: 24,000mAh of huge power, can charge three different devices at the same time. Thanks to the impressive 5 A delivery. WOOYHN’s mobile power supply can meet up to 9 iPhone 6 supplements, 7 Samsung Galaxy S6 supplements or 3 iPad Air supplements.

The result: incredible charging speed, ensuring continuous use for 9 days after full charge. Its high-density lithium polymer battery can withstand more than 500 charge cycles. It also has a safety protection system that prevents overload. Another feature is: a wide range of compatibility. WOOYHN’s devices support devices with 2.1 A Lighning or micro USB cable.

Also, like many of the products in this category. Use in extreme cases can cause a temperature rise. To solve this problem: the charger equipped with a small USB fan. Make sure to cool quickly when it’s hot outside. The WOOYHN is lightweight and compact (3.35 x 6.54 x 0.83 inches and weighs 462 g).

It’s absolutely easy to take anywhere, without worrying about running out of power.
Waining : dont make it charging across the glass, such as the dashboard in the car.because it is hardly convert from light across the glass.About the LED Light indicator: When Light flashing ,that means it is working.
  • 1.Flashing red light, the energy is about 0%–40%;
  • 2.Flashing blue light, the energy is about 40%–80%;
  • 3.Flashing white light, the energy is about 80%–100%.

Therefore, with its incredible autonomy, lightness and versatility. WOOYHN’s 24000 mAh Power Bank is one of the best solar chargers on the market with its perfect budget.

What we like
  • Fans included
  • Provide Lightning port
  • Very intelligent charging indicator
What we regret
  • The price is not competitive

interesting solar charger

Buying Guide: How to choose the best solar charger?

Every solar charger meets different needs. their use may be multiple. Everything depends on the device you use and its features. That’s why there are two solar charger series to suit all situations. Each brand has its own advantages, but there are many differences depending on the model of the device. That’s why you must fully understand your needs before making a choice. To help you understand the solar charger more clearly, these are the main criteria to consider when choosing.


Solar panel technology

There are three types of solar panels: monocrystalline panels, polycrystalline cells and CIGS cells. Single crystal plates are typically black and energy efficient. In addition, they can work in low light but are more expensive. See for example on the collapsible solar charger Big Blue. The polycrystalline plate is blue and is relatively inexpensive to manufacture. Disadvantages: They are not very strong in performance and have low heat resistance. CIGS batteries have excellent performance but are more fragile.

Power

This is obviously the key to choice because it will determine the charging time, the number of possible charges and the type of equipment accepted. Therefore, to ensure the correct and fast charging for the latest generation of mobile phones and tablets. You can choose the RAVPower 16W / 5V charger as the main reference.

Built-in battery

There are two types of solar chargers. Those have built-in batteries such as the RAVPower 25000mAh. And a simple foldable solar charger Big Blue. The first category allows you to store more energy and store it for later use. The only downside is that the integrated solar panels are not large enough to ensure fast charging. A single charger consists of a larger solar panel but does not store energy. They are the best choice for maximizing the benefits of the sun! Tip: Use with an external battery to enjoy the advantages of both devices.

USB port

The number of them obviously depends on your device. Generally two, such as Poweradd Solar External Battery Appolo 2. Chargers with multiple USB ports can efficiently charge phones, tablets and other devices at the same time. In addition, some brands have not forgotten Apple enthusiasts because their models have Lightning ports. Such as Power Bank 24000 mAh Bernet.

Additional features

Some solar chargers design for adventure. It comes with very practical accessories such as integrated LED lights. You can illuminate or launch SOS when you encounter difficulties in the wild. Some even add lighter features, such as the Poweradd solar cell Appolo 2. Therefore, there is no reason not to use these additional features while still powering other mobile devices.

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