Best 20000mah power banks

Best 20000mah power banks: 10 Products To Boost The Battery Life Of Your Devices!

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Want to make your phone’s battery last longer? These 20,000mAh options will solve any of your power issues and make sure your phone is never dead. Today’s mobile devices are draining their batteries more and more as they get more powerful. Most alternatives are too small and don’t have enough juice to charge any device fully. This is where the 20000 capacity of these models come in handy. They are great for traveling but also essential for the daily commute. They will allow you to have your device fully charged when and where you need it.

Best 20000mah power banks:

ImageProductOur RatingPrice
Anker PowerCore 20,100mAh Portable Charger

Anker PowerCore 20,100mAh Portable Charger

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EasyAcc 20000mAh Portable Charger

EasyAcc 20000mAh Portable Charger

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mophie - powerstation XXL - Portable Charger

mophie – powerstation XXL – Portable Charger

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Solar Power Bank Portable Charger 20000mah Battery Backup

Solar Power Bank Portable Charger 20000mah Battery Backup

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INIU Portable Charger, 20WFast Charging 20000mAh Power Bank

INIU Portable Charger, 20WFast Charging 20000mAh Power Bank

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2-Pack Miady 20000mAh Portable Charger

2-Pack Miady 20000mAh Portable Charger

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Portable Charger Power Bank 20000mAh

Portable Charger Power Bank 20000mAh

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Foxsky Power Bank 20000mAh Power Delivery

Foxsky Power Bank 20000mAh Power Delivery

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Durecopow  Solar Charger, 20000mAh Waterproof Solar Power Bank

Durecopow Solar Charger, 20000mAh Waterproof Solar Power Bank

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Power Bank 20000mAh 20W PD Portable Charger

Power Bank 20000mAh 20W PD Portable Charger

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Last update on 25th September 2023 / Affiliate Links / Images from Amazon Product Advertising API

Our recommended 20000mah power banks:

Anker PowerCore 20,100mAh Portable Charger

Editor’s Choice
9.7/10 Our Score
  • The Anker Advantage:Join the 50 million+ powered by our leading technology.
  • Ultra-High Capacity:Weighs as little as a can of soup (12.5 oz) yet charges the iPhone 8 almost seven times, the Galaxy S8 five times or the iPad mini 4 twice.
  • High-Speed Charging: PowerIQ and VoltageBoost combine to deliver the fastest possible charge(does not support Qualcomm Quick Charge). Recharges itself in 10 hours with a 2 amp charger, phone chargers (generally 1 amp) may take up to 20 hours.
  • Certified Safe: Anker’s MultiProtect safety system and high-quality LG battery cells ensure complete protection for you and your devices.
  • What You Get: Anker PowerCore 20100 Portable Charger, Micro USB cable, travel pouch, welcome guide, Lightning cable for iPhone / iPad sold separately.

Last update on 25th September 2023 / Affiliate Links / Images from Amazon Product Advertising API

If you want your modern smartphones or tablet to be as efficient as possible, you’ll need a power bank. When your battery drains, you’re pretty much out of luck if you don’t have a charger at hand. This is where the PowerCore from Anker comes in handy with its 20000mah capacity. This is probably a league of its own when you think of the best 20000mah power banks you can purchase.

The aluminum shell makes the device easy to slip into your pocket and so you can carry it with you wherever you go.

It can charge smartphones like iPhone and Samsung Galaxy up to five times on a single charge. The dual input ports will allow you to charge two devices at the same time.

The Anker PowerCore is a 20100mAh Portable Charger that packs in a ton of power for all of your mobile devices. With dual USB-A ports, you can charge two devices at the same time and its fast charging capabilities make sure that all of your devices are charged up in no time. However, it’s important to note that this power bank does not have Qualcomm Quick Charge technology.

One of the best features of this power bank is that it’s one of the more stylish and affordable options on the market. It’s sleek and compact design makes it perfect for everyday carry and even camping trips. It also has a battery percentage indicator and a power button to turn it on and off.

With a recharge time of 10 hours, the Anker PowerCore 20100mAh Portable Charger is compatible with most mobile devices and can even be used as a portable laptop charger. It’s perfect for those looking for extra power on the go without breaking the bank.

I like its slim design and appreciate its large capacity. I’ve been disappointed with other alternatives on the market, but this one delivers what it promises. It can keep your devices running for days.

The problem with such products is that they are expensive, and many times they are poorly made. Anker has eliminated that problem with the PowerCore Essential. An excellent product that deserves a closer look while researching. I consider this among the best 20000mah power banks you can buy today.

EasyAcc 20000mAh Portable Charger

9.5/10 Our Score
  • 4 Output Port: supports charging 4 devices simultaneously cell phones, speakers, earphones. Dual micro USB and USB-C port design, available Charge different devices in one power bank.
  • Type-C Input & Output: The airplane-friendly power bank recharges up to 5V/3A; power bank orange compatible with Google Pixel 2, Samsung Galaxy S8 / S8 Plus, Huawei Mate 10 Pro
  • 5 Hours Recharge: Type C + Micro input, makes you get a full 20000mah power recharge short in 5 hours. 2X is faster than a standard one
  • Additional Function: Build-in LED Flashlight (double press the power button to turn on\off)Pass-through Charging, disconnect once phones fully charged.
  • Power For Days: 20000mAh power capacity, provides more than 4 charges for iPhone 11, more than 5 charges for iPhone X, almost 5 full charges for Samsung Galaxy S10, and over 2 and a half charges for iPad mini 5.

Last update on 25th September 2023 / Affiliate Links / Images from Amazon Product Advertising API

If you are looking for the best 20000mah power banks for your next trip, but your budget is limited, this product from EasyAcc is a great option that won’t break the bank. Its capacity allows you to charge your gadgets and accessories many times before it runs dry.

The device features 4 USB outputs that auto-detects and change the connected device’s charging speed up to 2.4A. In total, the device has a 4.8A output that allows up to four devices to charge at the same time.

It is a great option for anyone who needs to plug more than two devices or has a limited budget that can’t justify purchasing the model from Anker.

Considering its relatively low price, this is a great option that can help you charge your devices on the go without spending too much.

mophie – powerstation XXL – Portable Charger

Value For Money
9.1/10 Our Score
  • Up To 4.6 Full Phone Charges – High capacity portable power bank containing a 20,000mAh battery.
  • 18W USB-C PD Output- Charge your phone at the fastest speed possible with the USB-C’s 18W output and get up to 50% battery in just 30 minutes.
  • Versatile USB-C Port – Use the USB-C port to recharge the powerstation in record time or use that same port to charge a device.
  • Charge Multiple Devices – Charge three devices simultaneously by plugging one into the USB-C port and another two into the USB-A ports.
  • Large Capacity – The powerstation XXL contains enough battery to charge multiple devices.
  • Stylish Fabric Finish – A premium fabric finish adds style and prevents scuffs and scratches.
  • Textured Perimeter – A textured design around the perimeter complements the fabric finish.

Last update on 25th September 2023 / Affiliate Links / Images from Amazon Product Advertising API

Next on this list, the Morphie Powerstaton XXL. A reasonably priced option that can keep your devices charged while on the go. This model is ideal for a frequent traveler, thanks to its massive capacity. Its built quality and attractive price help this product gain a spot in the list of the best 20000mah power banks on the market.

The 2.4A quick-charge USB-A port is perfect for any energy-hungry device. For example, your tablet on one, while charging your smartphone at full speed.

This USB-C Power Bank has enough juice to power an Apple Mac Book via USB-C port for up to 14 hours. If you like camping, hiking, and outdoor activities, you will be surprised by how useful this can be off the grid.

I like that it has a rugged aluminum case that can protect t from the elements. Don’t expect miracles, yet it is well built and can handle everyday use.

I would encourage you to have a closer look at this one, especially if you are a budget-conscious buyer.

Honorable Mentions

RAVPower 20000mAh PD 3.0 45W Type C Portable Charger

The RAVPower 20000mAh PD 3.0 45W Type C Portable Charger is a powerful and versatile device that has taken the market by storm. With a 45W Type C USB port, you can quickly charge larger devices such as MacBooks or gaming laptops, making it the next generation of high-capacity portable chargers.

This powerful device boasts a 20000mAh capacity that can keep you powered up all day long. It also features compatibility with Quick Charge 3.0 and Power Delivery devices, allowing you to enjoy fast charging on-the-go.

The dual input ports also make it easier to recharge the power bank. With the Type C and micro USB inputs, you can recharge it in just 4.5 hours, the fastest in the market. Additionally, the sleek and durable design ensures that your device is well-protected and can withstand daily wear and tear.

Overall, the RAVPower 20000mAh PD 3.0 45W Type C Portable Charger is the perfect solution for anyone who needs a reliable, high-capacity power bank. Whether you’re camping, on a road trip, or just looking for an everyday carry device, this power bank has got you covered.

Aukey 20000mAh 18W USB-C PD Portable Charger

The Aukey 20000mAh 18W USB-C PD Portable Charger is a powerful and versatile device that can keep your mobile devices powered up on-the-go. With USB-C PD charging, it delivers an 18W output that can charge compatible devices up to 70% faster than standard 5W charging. The dual USB-A ports also allow you to charge two devices simultaneously, with a total output of 18W.

One of the best things about this power bank is its compact size and low weight, making it easy to carry around wherever you go. It’s perfect for everyday carry, camping trips, and outdoor gear. The slim and sleek design also ensures that it’s easy to store in your bag or pocket.

The Aukey 20000mAh 18W USB-C PD Portable Charger is compatible with a wide range of devices, including smartphones, tablets, and even some laptops. The charging time may vary depending on the device, but here’s a rough estimate:

– iPhone 11 / 11 Pro / 11 Pro Max: Charges up to 50% in just 30 minutes

– Samsung Galaxy S10: Charges up to 50% in just 30 minutes

– iPad Pro 2018: Charges up to 30% in just 30 minutes

– MacBook Air: Charges up to 40% in just 60 minutes

Overall, the Aukey 20000mAh 18W USB-C PD Portable Charger is a reliable and efficient power bank that offers fast charging, dual USB-A ports, and a compact size that makes it easy to carry around.

What is a Power Bank?

A power bank is a portable charger that serves as an external battery for mobile devices such as smartphones, tablets, and laptops. It has become an essential accessory in today’s world where people rely heavily on their mobile devices for communication, entertainment, and work. With a power bank, users can charge their devices on-the-go without the need for a wall socket.

The battery capacity of a power bank is measured in mAh (milliampere-hour) and can range from as low as 2,000mAh to as high as 50,000mAh or more. The higher the capacity, the more charging cycles the power bank can provide.

Other popular features of power banks include USB-A and USB-C ports, power delivery, quick charge, pass-through charging, dual input ports, built-in cables, and physical size. With a power bank, users can always have extra power for their mobile devices, making it an ideal choice for everyday carry and outdoor gear.

What Are the Benefits of Owning a High-Capacity Power Bank?

A high-capacity power bank is an essential accessory for anyone who needs longer battery life for their mobile devices. With a larger battery capacity of up to 20000mAh, these power banks can provide multiple charges for your phone or tablet, making them a reliable source of power when you’re out and about.

High-capacity power banks also offer convenience and ease of use. They’re compact in size, making them easy to carry in your bag or pocket, and come in various designs to suit different needs. Whether you’re on a camping trip, traveling, or simply running errands, a power bank can keep your phone charged throughout the day.

When choosing a high-capacity power bank, it’s important to consider the maximum output and charging speeds. This will determine how quickly your devices will charge and how many devices you can charge at once. Power banks with USB-C ports and Power Delivery technology provide faster charging for compatible devices, while those with multiple USB-A ports and built-in cables allow you to charge multiple devices simultaneously.

Owning a high-capacity power bank is a convenient and practical solution for anyone who wants to ensure their mobile devices stay charged longer. By considering key factors such as maximum output and charging speeds, you can choose the right power bank to suit your needs.

The Easiest Way to Stay Charged

What to consider when looking for the best 20000mah power banks?

Battery Capacity

When choosing a power bank, one of the most important factors to consider is battery capacity. Battery capacity is measured in milliampere-hours (mAh) and determines how much power the power bank can store. The recommended minimum capacity for a portable power bank is 10,000mAh, which can provide around 2-3 charges for an average smartphone.

The number of charges available depends on factors such as the device’s battery size, the charging cycles of the power bank, and the device’s power needs. It’s important to choose a power bank with enough capacity to meet your device’s needs, while also balancing physical size and weight.

The physical size and weight of a power bank can vary widely depending on its capacity. For example, a 20,000mAh power bank will be larger and heavier than a 10,000mAh power bank. When choosing a power bank, consider your usage scenario – if you’ll be using it for outdoor activities like camping trips, a larger power bank might be necessary. However, if you’ll be carrying it in your everyday carry, a smaller and lighter power bank is recommended.

It’s essential to choose a power bank with sufficient capacity to meet your device needs, while also being mindful of physical size and weight.

USB Ports & Outputs

High-capacity power banks come with a variety of USB ports and outputs. The most common ones include USB-C ports, USB-A ports, and pass-through charging capabilities.

USB-C ports are becoming more popular as they offer faster charging speeds and the ability to charge larger devices like laptops. They also allow for two-way charging, meaning your power bank can charge your device and your device can charge the power bank simultaneously.

USB-A ports are the standard ports found on most devices and offer charging speeds that are slower compared to USB-C. However, they are still useful for charging smartphones and other smaller devices.

Pass-through charging allows you to charge your power bank while it is charging another device. This feature is useful if you have limited outlets.

Different types of USB ports and outputs affect the charging speed of your devices. USB-C ports offer faster charging speeds, while USB-A ports have slower charging speeds. The more versatile the USB port configuration of a power bank, the easier it is to charge different types of devices.

Some of the power banks that offer the most versatile and useful USB port configurations include Anker PowerCore+ 26800mAh, Aukey Power Bank 20000mAh, and RAVPower 10000mAh Portable Charger.

Built-in Cables & Connectors

When it comes to power banks, having built-in cables and connectors can be a game-changer for those who are always on the go. Among the popular power banks in the market, some come with built-in cables, such as USB-C, USB-A, Lightning, and Thunderbolt.

An example of a power bank with built-in cables is the Anker PowerCore Fusion 5000, which comes with a USB-A cable for charging phones and other small devices. Another example is the RAVPower USB-C Power Bank, which comes with both USB-C and USB-A cable for charging a variety of devices.

Built-in connectors are convenient since you don’t need to bring any additional cables with you for charging. Cables come in different types, and not all connectors are compatible with every device. USB-C and Lightning connectors are common for charging Apple devices, while Thunderbolt connectors are typically used for high-speed data transfer.

If you want to ensure compatibility with your devices, make sure to purchase a power bank with the proper built-in cables and connectors. Built-in cables make charging more straightforward and make power banks a must-have for people on-the-go.

Size & Weight

When it comes to high-capacity power banks, such as the 20000mAh ones, there is a range of sizes and weights available in the market. On average, these power banks measure around 6-7 inches in length, 2-3 inches in width, and 1 inch in thickness.

In terms of weight, they usually weigh 12-18 ounces, which makes them a bit heavier compared to the lower-capacity power banks. However, they are still relatively compact and easy to carry around, making them suitable for everyday use or outdoor trips like camping or hiking.

It’s worth noting that some power banks come in larger sizes and weights, which can accommodate additional features such as multiple charging ports, digital displays, or even solar panels for charging on the go. However, if you’re looking for a power bank with a slim design and lightweight, there are plenty of options available in the market.

The size and weight of 20000mAh power banks are generally manageable and don’t take up too much space in your bag or pocket, making them ideal for keeping your mobile devices charged on the go.

Keep your phone charged and ready to go with this awesome 20000mAh portable charger

Charging Speeds & Quick Charge Technology

A 20000mAh power bank is capable of charging most smartphones up to 4-6 times before needing a recharge itself. However, the charging speed also depends on the power bank’s output and the device’s input requirements.

This is where Quick Charge technology comes in handy. It is a Qualcomm fast-charging protocol that enables certain smartphones to recharge up to 50% in just 5 minutes. That means you can get a significant amount of power in a short amount of time.

While power banks with Quick Charge technology may cost a bit more, they offer faster charging times, making them an excellent investment for those who are always on the go. However, it’s important to ensure that the output of the power bank meets or exceeds the input of the device to ensure the fastest charging possible.

A 20000mAh power bank with Quick Charge technology is an excellent option for anyone looking for a fast and reliable charging solution for their smartphones or other compatible devices.

Digital Display or Indicators

Digital display or indicators are an essential feature in high-capacity power banks, such as 20000mAh power banks. These displays provide real-time updates on the power level of the device, allowing users to monitor how much power is left and when it’s time to recharge the power bank.

Having a digital display in a power bank can be incredibly helpful, especially when using multiple devices simultaneously. By monitoring power levels, users can prioritize power distribution accordingly and prevent any devices from running out of juice unexpectedly. It is also useful during long trips or camping trips where power sources may be scarce.

There are various types of power bank displays available in the market, including LED lights, LCD screens, and OLED screens. LED lights are the most common and are usually located on the side of the device. They display the power level through a series of dots or bars that light up progressively as the device charges.

LCD screens provide more detailed information, such as charging status, battery level, and remaining charging time. OLED screens go a step further by displaying the charging percentage and an estimation of how much power is left in the battery.

Durability & Protection Features

When selecting a power bank, durability and protection features are crucial considerations. Power banks with shock-resistance and waterproofing capabilities provide added protection from accidental drops or exposure to water that can damage the internal components.

In terms of safety features, overcharge and short-circuit protection are critical. Overcharge protection prevents the battery from overcharging beyond its capacity, which can damage the battery and the device it’s charging. Short-circuit protection automatically shuts off power when a short circuit is detected, protecting the power bank and the connected device from damage.

Power banks can be constructed from various materials that contribute to their durability and protection. Aluminum or alloy casings add ruggedness to the power bank. Such power banks may also feature reinforced corners and rubberized exteriors to absorb shock and prevent damage.

Pass-through charging is another useful feature to consider, particularly for outdoor activities or everyday carry. This feature enables the power bank to charge while simultaneously charging other devices. It ensures that the power bank remains charged and can provide an extra boost of power when needed.

When selecting a power bank, prioritize models with shock-resistance, waterproofing, and safety features that protect against overcharge and short-circuiting. The materials used in the construction of the power bank should also enhance its durability, and pass-through charging is a handy additional feature to consider.

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