10 Best 20000 mAh Power banks in India

When travel has become a necessity, and phones are the biggest assets during the trails, losing battery power may be a nightmare. People who are continuously on the go, and may not have the luxury of electric sockets know how essential it is to put your money in a power bank.

They can be used to charge not only your smartphones but small laptops too. These can easily charge your device up to 2-3 times depending on the battery capacity of your device.

We bring you the best power banks in India that are tried and tested by our team.

10 Best 20000mAh Power banks in India

1. Syska Li-Polymer Power Pro200 Power Bank

Syska 20000 mAh Li-Polymer Power Pro200 Power Bank (White)

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Syska is known for its blockbuster entry in the Indian market with the best in class and affordable electronic products. The Syska Power pro comes with a company guideline that can charge a 3000mAh phone battery at least 4.3 times, and it will charge a 4000mAh phone battery about 3.3 times.

The output of this device is double USB output DC5V |1A. Then build quality of the material that is used in this power bank is the abs plastic. The power bank weighs around 404 grams. The company specified charging time for these are at an input of 5 V, and 2A is approx 10 hours with a 10W charger and a standard USB cable.

Pros

  • Best in the price range
  • Solid build quality
  • Over-voltage protection

Cons

  • No fast charging

2. Portronics Indo Lithium Polymer Power Bank

Portronics Indo 20D POR-294 20000mAH Lithium Polymer Power Bank (Black)

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Portronics Indo 20D is an advance looking power bank with extraordinary features. The power bank has dual micro USB and Form C input charging options, with a 2.0A fast charging feature on both ports. The power bank comes with a 20000mAh and is built using the highest quality Lithium Polymer cells.

It provides 6-level protection from short circuits, current and voltage overloads, and protection against overheating and the wrong insertion. It has a built-in display to find the status of charge, ensuring you how much battery is left in the power bank. The build quality is also made up of hard plastic which protects several numbers of falls.

Pros

  • Battery display
  • Stylish look
  • Premium build quality

Cons

  • Too long to charge

3. Mi Power Bank 3i

Mi Power Bank 3i 20000mAh | 18W Fast PD Charging | Input- Type C and Micro USB| Triple Output | Sandstone Black

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Mi is known for the quality product it provides in the electronic section. The Mi 3i is also one of its top-selling products as it provides the best in class design and performance. It comes with a 20000 mAh battery. It supports fast charging which is a major benefit.

The power bank has three ports for charging, which helps charge more than one device at a time. It has dual input, i.e. micro USB and type-c port. It has advance 12-layer chip protection which is not seen in other competitors. It also comes with smart power management making it stand out from the crowd.

Pros

  • 18W fast charging
  • Triple input port
  • 12-layer Surge Voltage Protection

Cons

  • Slippery design

4. Intex IT-PBA 20K Power Bank

Intex IT-PBA 20K Poly 20000mAH Lithium Polymer Power Bank (White)

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The Intex power bank comes with 20000 mAh of battery backup. For charging, it has two output ports. A plug and play functionality comes with it. This product is designed to charge mobile phones, mp3 payers, and tablets. The life cycle of the batteries that are used is more than 500 times.

It has a multipurpose torch. The output by the two different ports is as followed by 5V/1A and 5V/2.1A. The input that the power bank can take is 5V/2A. The power bank comes with a 1-year warranty period. The charging time of this device is longer than usual, which in my opinion is the only drawback.

Pros

  • LED indicators
  • Stylish design
  • Inbuilt-torch

Cons

  • Slow charging

5. Zebronics ME20000 Power Bank

Zebronics Zeb-ME20000 Power Bank - 20000 mAh Capacity, 2.1A Type C and Micro USB Input, Dual USB Output, Short Circuit/Overload/Overcharge Protection with LED Indicator (White)

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Compared to other brands, zebronics is quite an established brand in this field. The PG200000D is a 20000 mAh power bank. It comes with an inbuilt torch along with a power button and fancy design. The input required to charge this power bank is DC5V ~2A. It has two output ports with the output as follows DC5V ~ 2A.

The power bank has overcurrent protection greater than 2.5 A. The body of this power bank is made of hard plastic which can easily take several blows to it. The charging time is around 8-10 hours which is quite decent considering this price range.

Pros

  • 1-year warranty
  • Torch
  • Abs plastic used

Cons

  • No fast charging

6. Portronics POR 695 Power Bank

Portronics POR 695 20000mAH Power Bank (Black)

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The Portronics smart Pro comes with a 20000mAh battery life. The type of battery that is used is Li-Po which is known for its durability. The charging input that this device can take is Dc 5.0v/2.1A. In contrast, the output that it can give with the help of its 2 USB outlets is DC 5.0v/3.4A.

The device comes with a one-year warranty. The build material of this power bank is hard plastic. The power bank takes around 10-12 hours to charge, which is relatively slow when compared to its counterparts.

Pros

  • Sleek Design
  • High-quality build material
  • Dual ports

Cons 

  • Too much charging time.

7. Portronics Smart Power POWERBANK

Portronics Smart Power 10K POR-1011, 10000mAh Power Bank with 18W Fast Charging Type-C PD (Input & Output), QC3.0 Output, Textured Housing, LED Indicator, for All Android and iOS Devices (Black)

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The Portronics Mino is yet another device on our list. It comes with two output ports. Output 1 can provide a total charge of DC 5V – 1A and Output 2 can give a total charge of DC 5V – 2.1A. The power bank has a built-in display to find the status of charge so you can be aware of how much battery capacity is left in your device.

The Portronics Smart power bank has 6 level protection from short circuits, current and voltage overloads, and protection against overheating and wrong insertion and is also BIS certified.

Pros

  • Digital Display
  • Best in class fast charging
  • Charging efficient

Cons

  • Average build quality

8. Ambrane Speedy S8 20000mAh Power Bank 

Ambrane 20000mAh Li-Polymer Powerbank with Fast Charging & Compact Size (Neos, Black)

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The Ambrane speedy S8 is a 20000 mAh power bank that comes with an over-discharge and over-charge protection along with temperature resistivity. The battery type used is a Li-ion battery. The input capacity of the power bank is 5V /1.5A, and the dual output of the ambrane speedy is 5V/2.0A.

It also comes with an inbuilt torch and a power button along with a led indicator. The power bank takes quite a lot of time to charge which the main drawback of these. Thye company is known to make affordable electronics due to which the compromises made on the quality can be seen.

Pros

  • Stylish look
  • Torch
  • Led indicator

Cons

  • Both the USB ports don’t work together

9. Anker PowerCore 20100 Power Bank

Anker PowerCore 20100 Power Bank with Ultra High Capacity , 4.8A Output, PowerIQ Technology for iPhone, iPad, Samsung Galaxy and More (Black)

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The Anker power core is a small portable power bank that can easily fit in your jeans pocket. It weighs around only 12 0z which is relatively lightweight in its segment. The power bank has a 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. The device comes with a micro USB wire and a charging cable. The consistency of the construction is perfect, and the power bank can handle a few mishandlings efficiently.

Pros

  • Protection from overcharging
  • Two years warranty
  • Small design

Cons

  • Expensive

10. Syska 20000mAh Portable Charger External Battery Power Bank 

Syska 20000 mAh Li-Polymer P2006J Power Core200 Power Bank (Black)

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The Syska 20000 mAh power bank is an all in one device. It is the most superior power bank when it comes to technology. It has an AI-powered intelligent system that detects the input current of the connected devices and maximizes both compatibility and charging. These unique features elevate the cost of this device.

The Monster capacity charges the iPhone 6 at least seven times, and a full charge to an iPad Air. With the assistance of a 2A converter, the charging time of this power bank is 10 hours. The Syska power bank supports Super-fast charge output (5V/3.1A total) through dual USB ports. The design is a simple one along with a power button.

Pros

  • AI technology
  • Led indicators
  • Power button

Cons

  • No Type-C port

Buyers Guide for 20000mAh Power banks

The world of power banks is a bit unknown to normal people, though the device is of utmost importance. There is only vague word of mouth advertising sources that may dupe you without understanding the exact need of your electronics.

Sometimes we end up buying products that we don’t even need. Here we have a buying guide that helps you invest in the right product that lasts for a long time.

Compare the battery capacity

Among the most important topics to remember when purchasing or choosing a power bank is a capability available. Dream of what needs to be paid since a tablet takes longer than a mobile, and so on. Some smartphones, too, take more power than most.

Take a glance at the smartphone requirements and figure out. The storage power in the battery area will be provided. The charge is measured in the mAh format. A milliamp of hours that means. So, a 1,000 mAh battery would supply 1,000 mA, i.e. 1 A for one. To have a maximum charge, the power bank output must be marginally greater than that of the unit to be charged-it is usually better to provide a little extra to make sure that the computer offers a full charge.

It is worth remembering that the batteries in the laptops have many huge batteries, so if you are going to charge a tablet, you will need a much larger battery bank.

Output charge current

When purchasing a power bank, it is also necessary to think of the cost at which it comes. You will get an idea of what is expected from the chargers that are supplied with the unit. Many small USB devices only anticipate a charging current of about half an amp, phones can take about an amp, and tablets can take about 2.5 amp.

If something has a fast-charging capability, it would require more current, probably three amps. With more smartphones getting this feature, it is worth it.

Usually, power banks are going to claim what current they will produce. The lower the high voltage it can provide, the longer it takes to charge the battery. Some bigger power banks have several outputs, and each output is specified and always written to the power bank. However, be mindful that if a system has many outputs, it cannot be able to provide the full current to all outputs at the same time. So, if you are trying to get fast charging times, then buy a high power bank.

Size and weight of the power bank

The biggest reason everyone is purchasing a power bank is that we will have a battery device so that we can all easily charge our phones as and however we want, and if we can’t fulfil that demand, it’s not worth buying a power bank. The portability of your power bank is also of critical importance. The power bank you want to purchase should be pocket-friendly and easy to hold. The primary purpose of buying a power bank is so that we can use it while travelling.

You may still have a few questions regarding a power bank. Here we have tried to answer a few. in case these do not suffice do not hesitate to comment and ask as many queries before putting your hard-earned money into a product.

Frequently asked questions (FAQs)

Q1. What is the size of a 20000 mAh power bank?

A1. These are bigger compared to the 10000 mAh power banks. As the battery capacity goes up of the power bank, the size starts increasing too.

Q2. Are they allowed on flights?

A2. 20000mAh is the maximum capacity of a power bank that is permitted on an aircraft any power bank above that is not permitted.

Q3. Which one to choose?

A4. We cannot comment on that as the best one depends on your requirement. Some people need it to charge a single device while some people need it to charge multiple devices. It is all about preferences and needs.

Q4. Is a warranty provided to them?

A4. All of these offer a warranty, but the duration can vary based on the model you obtain from a power bank. There are also terms and conditions of the company for the warranty.

Conclusion

These power banks make the user’s life easier. This quality makes them preferable over chargers as many of them come with fast charging too. All of the above-mentioned, power banks are best in class and are of prime quality. All you do is to make the right decision.

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