Tech Reviews
Best 20000 mah Capacity Power Banks

Top List of Best 20000 mah Capacity Power Banks In India below Rs 3000

Smartphones have become an essential component of our everyday lives. They handle multiple tasks for us literally at our fingertips including calling, emailing, video conference and not just internet surfing. Most of the mobiles/smartphones are equipped with high capacity batteries.

Also Read: Top Android Phones with 5000 mAh battery

However, with time (and charging cycles) their performance drains. In such a situation there has been a need for a portable power source to charge our smartphones on the go. It had a strong business case which created a market for Power Banks.

Also Read: Top Power Banks with USB C Ports and Qualcomm Quick Charge 3.0 Support

Due to such massive demand, power banks hold a substantial market in India. When you are in the market to pick up a power bank, picking up the right one can sometimes be a challenging task. There is an extensive list of products from both known and unknown companies. So, which one should you choose? Well, we can help you with that. For your convenience, we have collated a list of the best 20000 mAh Capacity Power Banks in this article, so read along.

Best 20000 mah Capacity Power Banks

1. Mi 20000 mAh Power Bank:Best 20000 mah Capacity Power Banks

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Mi’s high brand value makes it feature first on our list of the Best 20000 mAh Capacity Power Banks. There are multiple fascinating features in this Mi product. Let talk about what’s inside the product first. For protecting this device from short circuits or power level fluctuations, a powerful failsafe chipset is used. This chipset does not only serve the purpose of safety but also ensures that charging conversion rate is improved and the discharging rate is stabilized. It quickly gets loaded thanks to its Texas Instruments control unit. It requires 3 hours to charge 55% and 7 hours to charge it completely. We tested this with a 2A charger.

The charge time would be more for lower rated chargers. This charging rate is much faster than its smaller sibling, the Mi of 10000 mAh power bank. Even though it does not support Qualcomm’s quick charging, the charge time is quite fast. This device is also much lighter when compared to any other 20000 mAh power banks in the market.

It weighs only 338g. Noticeably, many 10000 mAh power banks consider above 400g. Its outer body is designed to ensure better grip, comfort while holding it with your bare hands. It used a polycarbonate plastic with anti-slip patterns and a scratch resistant body. It is designed to handle temperatures of up to 90 degree C.

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2. Ambrane Power Bank P-2000:

Best 20000 mah Capacity Power Banks

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It is a 20,800 mAh power bank. It comes with triple output, two of which have 2.1A outputs and the other one is a 1A output. It also comes with a torchlight and a LED light, indicating battery levels of the power bank. Ambrane uses high capacity SAMSUNG CELLS which are known for its durability. You can pretty much rely on this device on long travels. The extra ports also come in handy too. You can simultaneously charge multiple smart devices at a time. It gets fully charged by overnight with approximately 7 hours of total charging time. Ambrane claims the power bank cells is capable of 500 battery charging lifecycles. Like the Mi device, this device also includes a failsafe chip to deal with overcharging, voltage fluctuations, and heating issues. A regular smartphone with 2000 MaH capacity can be charged almost eight to ten times using this power bank. It is available in white and gray colors.

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3. Samsung Power Bank 20000 mAh:

Best 20000 mah Capacity Power Banks

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Here we go; Samsung offers its high capacity power bank. It comes with a LED display that indicates power level and estimated uptime. This power bank is capable of charging two smart devices at a time using two USB outputs capable of 2A charging. It works with almost any kind of smart devices. Samsung assures high-speed charging and long-term usability. On the other hand, it is greatly portable and light. It is packed with Samsung’s Lithium polymer batteries with a capacity of 20000 milliampere hours. It is quite light and weighs only 349g. Safety and reliability are the priority of any consumer while buying electric devices and it delivers the same.

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4. COOLNUT 20000 mAh Power Banks:

Best 20000 mah Capacity Power Banks

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As the name implies, the device is pretty cool both in looks as well as in features. It is 100% manufactured in India. It supports 2 USB outputs, making it capable of charging two smart devices at a time. Its body is designed in such a way that it provides perfect grip making it easy to carry around. There are multiple protection layers such protecting the device from increasing heat and uncertain power levels. The inner body is perfectly protected with an airtight casing. There are 4 LED light indicators which show different power levels of the device. It comes with a one year of manufacturer warranty making it easy for the consumers to trust a new Indian brand. This product perfectly matches the quality standards, and we think that it is on par with the others on this list. We are especially impressed with the built quality. Its premium build made us put it up on our list.

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5. Sony CP-S20 Power Bank:

Best 20000 mah Capacity Power Banks

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Sony’s brand value and excellent product quality make it to the 5th position of our list of the Best 20000 mAh Capacity Power Banks. This Sony product is packed with a Li-ion polymer battery of 20000 mAh. It is capable of charging four devices at a time thanks to 4 individual efficient output ports. There are multiple security modules which shield the device from overcharging and excessive heat. This device also comes with a BIS certification. The power level can be conveniently monitored using LED indicators. Hybrid gel technology increases the durability of this device and makes it capable of delivering 1000 charging cycles. It is comparatively faster compared to most of the traditional charging methods. Almost every smart device supporting USB input can be charged using this power bank. As you would expect, Sony ensures reliability and durability of its battery. With the hybrid gel technology, the polymer battery generates no emissions while charging or discharging. It also solves the issue of battery swelling or leaking.

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6. RAV Power 20100 mAh:

Power Banks with USB-C ports

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Continuing with our list of the Best 20000 mAh Capacity Power Banks is the Rav Power 20,000 mAh power bank. It is a great device for airline or long traveling distance thanks to the enormous capacity. Besides that, it is also a good carry-around device so that it saves you from seeking out an outlet. Users praise it for its role in charging average smartphone up to 6 to 8 times. Moreover, it is also quite famous for the variety of ports it offers.

USB-C integration is a big plus for this power bank since for many people; it is a problem for charging the battery of power bank with the same cable they use for charging their phone. Quite convenient, isn’t it? Have a look at some of its relevant specs:

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Capacity20100 mAh
OutputiSmart USB output:

DC 5V/3A

9V/2A

15V/2A

20V/1.5A

Type-C output:

DC 5V/3A

9V/2A

15V/2A

20V/1.5A

InputMicro USB Input:

DC 5V/2A

Type-C Input: DC 5V/3A

9V/2A

15V/2A

20V/1.5A

Dimension3.12 x 6.77 x 0.79 inches
Weight1.5 pounds
OtherI-Smart 2.0 technology

Overcharge, short circuit, current surge protection

7. Anker PowerCore 20100 mAh:

Power Banks with USB-C ports

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Intelligent power IQ technology allows the power bank to identify any connected device so that it can deliver optimum and high-speed charging according to the connected device. It is capable of identifying apple and android phones, cameras, and consoles as well. The size is quite portable friendly and fits in the pocket efficiently.

According to several tests, it is observed that the device is capable of charging galaxy s7 up to 5 times from 15% to 100% plus from 15% to 40% once. This benchmark is quite enough to give about an idea of its capability. With that said, here is a quick glance at main specifications:

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Capacity20100 mAh
Output2x Power IQ ports 5V/3A max, 2.4A per port

1x USB-C port 5V/3A

InputSingle 2A input
Dimension6.6 x 2.3 x 0.8 inches
Weight454 grams
OtherDual device output

7-day charge capacity

Easy-portable size

Power IQ technology

8. Aukey 30o00 mAh:

Power Banks with USB-C ports

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Anker is a top selling brand in the USA and had to be included in our list of the Best 20000 mAh Capacity Power Banks. Despite being a little bit thick, it is quite a good portable charger. On the tech side of things, it is capable of charging a 3000mAh battery phone, including the iPhone over ten times once fully charged. Users praise it for the quick charge port it possesses. Most of the newer Android devices are now compatible with quick charge 3.0 and so with this power bank.

Talking about the build, it possesses quite straightforward and sleek design with decent build quality. The body is quite large, but considering the capacity it is acceptable. Ai-Power detects devices and charges them at maximum speed rate possible. Here are some important specs:

PriceCheck Final Price & Availability on Marketplace
Capacity30000 mAh
OutputQuick Charge 3.0:

3.6V-6.5V/3A

6.5V-9V/2A

9V-12V/1.5A

AI Power:

5V 2.4A

InputMicro USB input: 5V 2.4A

Lightning Input: 5V 2.4A

Dimension5.9 x 3.3 x 1.1 inches
Weight1.3 pounds
Others:Quick charge 3.0 and AI power

USB A and C cable included

9. Poweradd 20100mAh Power Bank

Power Banks with USB-C ports

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Poweradd 20100mAh power bank is the eighth best 20000 mah Capacity Power Banks with Qualcomm’s QC 3.0 technology.  This power bank works on the latest, fastest and most efficient USB charging technology that gives up to 4 times faster than standard chargers.

This power bank is capable of charging two devices at a time with a max output of 5V/3.8A. It houses dual USB outputs, one quick charge 3.0 output, and one standard USB output. LED indicators indicate the battery level and charging.

Poweradd 20100 mAh power bank can charge iPhone6/6s fully eight times. Its compact and stylish looks make it handy on the go. Poweradd 20100mAh comes with Android USB cable and feedback card. Moreover, the Poweradd offers 24 months warranty and customer support for technical issues.  It has premium LG 18650 battery cells that ensure quality, efficiency, and safety. It has a built-in flashlight as an extra feature.

10. Jackery ThunderX Quick Charge 3.0 20100mAh Power Bank

Power Banks with USB-C ports

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Jackery ThunderX QC3.0 20100mAh is the tenth best quick charge power bank that made it to our list of the EasyAcc is a 20000mAh power bank. It has dual output because one output is never enough. Jackery Thunder equipped with two output ports, one is smart-charge 5V/2.4A max and the second one is QC 3.0 port for fast charging. With one full charge, it can charge iPhone 7 6 times.

It has 9-layer safety protection that gives complete protection from all sorts of faults and overcharging. The sales package includes Jackery ThunderX power bank and micro USB charging cable. You will get 18 months warranty and 30-Days money back policy. Top quality Aluminium shell with anodizing and oxidation processing. It gives 18-watt max output. This power bank is universal compatible can be used to charge all Android and Apple devices.

11. EasyAcc 20000mAh Power Bank With Qualcomm Quick-Charge 3.0

Power Banks with USB-C ports

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EasyAcc is a 20000mAh power bank and has one of the most compact design. It is one of the top rated Power Banks on our list. It has four USB ports, but there is no Type-C port.  It has one QC 3.0 port and rest are quick charge ports. It is compatible with most of the devices. All the four ports are equipped with smart IQ technology that ensures maximum charge output of the device being charged.

High-quality Li-ion battery cells used in this power bank provides high capacity and efficiency. This power bank can charge iPhone 7 around six times on one full charge. It has 4 LED lights to indicate the battery level and charging status. It has a built-in flashlight that adds no value to power bank quality.  Its advanced safety circuitry protects your devices from overcharge or short circuit. It comes with 18-months hassle free warranty. The EasyAcc is a 20000mAh power bank made it to our list Best 20000 mAh Capacity Power Banks because of its light weight and high battery capacity.

Concluding our List of the Best 20000 mAh Capacity Power Banks

Even though this is not an exhaustive list of all the power banks, we only choose the ones who meet our minimum quality guidelines. All the devices mentioned here comes with adaptive charging. It ensures that your equipment does not get damaged due to overcharging.

Apart from that, quality Lithium cells were a must to be included in this list. If you feel that there are better devices that should have made it on this list, do drop us a comment below in the comment section. Happy shopping!

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Reviews

  • Performance9
  • Features7
  • Build Quality9
  • Value For Money9
  • Brand8
  • 8.4

    Score

    We choose the Mi Power Bank as the recommend one from this list. It delivers both value for money as well as performance in a single robust package.


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I have over 15 Years of Experience in IT & Software. I love Technology & Gadgets. Yes, I am a so called "Millennial" and this is my creation.