Best High Capacity Power Banks: The Higher, The Better

Looking for the best high capacity power bank or portable charger with a perfect size? Wondering what type would suit your smartphone, tablet or even your laptop best on the go? You might have heard various tips here and there, and basically you may literally conclude the key points for getting a high capacity power bank for your device, which is no other than the high capacity for the built-in battery and protection from getting overly hot.

Aside from the high capacity in battery, you also expect a long battery life and a compact, portable size for the power bank itself because you will take it with you wherever you go on a daily basis. Let's check the best high capacity power banks that are insanely sold on Amazon depends on charging ports, price, quality, and battery size. The charger list including 20000mah, 26800mah, 30000mah, and 50000mah+ even power station. Naturally, you will find one or two that might intrigue you in some way.

1.  Anker PowerCore 20100mA Ultra High Capacity Power Bank

This high capacity portable charger works like charm and wins over 14,900 positive reviews. It's definitely a well worth recommendation considering that it's been sold to such a large number of customers. With a huge capacity 20100mAh, it carries enough power for everyday use, charging an iPhone 8 nearly seven times, or a Samsung Galaxy S8 approximately five times, or even as much as twice for an iPad Mini. Anker uses its exclusive PowerIQ and VoltageBoost technologies to create fast charging speed with up to 4.8 amps output for this power bank. Besides, it provides accurate charging status and battery level LEDs, and it can automatically power off when the charge is complete. Overall, it's a great value for the price.

2.  RAVPower Portable Charger 32000mAh Battery Pack

RAVPower Ace Series charges up your smartphones quickly based on an incredibly high capacity 32000mAh. For such a large capacity battery built in, it can give an iPhone X more than 7 solid charges, or more than 6 solid charges for a Samsung Galaxy S8, for an iPad Pro tablet, it nearly gives 2 charges. With such a large amount of power juice, you can use it for a whole week based on a full charge for the power bank itself. The 3 iSmart 2.0 USB ports enable you to charge 3 devices at a time, with 2.4 amps max for each port. This high efficiency greatly saves your time. Built-in battery is a high density Li-polymer cell battery fully protected by fire resistant casing. High capacity keeps the charger working in a safe manner with worry-free protection against over charge, short-circuit issues.

3.  Anker PowerCore 26800 Portable Charger

Another high capacity portable charger from Anker: 26800mAh power bank, it's been very popular with over 3000 pieces sold on Amazon. You'll be thrilled with how well it works. Despite a big battery, the whole power bank weighs in only a little over 1 pound. It appears to be a little bulkier compared to many fancy power banks. With so much power juice within, it will be best served for those who often encounter with power outages for long periods of time. On the other hand, it greatly saves your time preparing the power for the power bank. For a high capacity power bank like this, it'll require about 6 hours to fully recharge itself due to the fast dual Micro Micro USB input(20W).

4.  Charmast Power Delivery Power Bank 26800mAh

This Charmast power bank really deserves to be your ideal high capacity power bank for smartphones. It features an 18W Power Delivery USB C port, providing 9 to 12 volts output. With such a versatile USB Type C port, it charges MacBook, iPad Pro, and other Type C enabled devices well. Other than USB C port, it has a Quick Charge port and 2 standard USB ports for multiple devices to get charges conveniently. This Power Delivery power bank is rated at 26800mAh high battery capacity, which meets your need to recharge your smartphone more than 3 times, and tablet over twice. It has a readout showing the remaining battery level. One more thing that's appealing for most people, it's super thin in the design, thin enough to easily toss into your pocket. Such a compact and lightweight power bank, but with a huge capacity, makes your charging much easier every day.

5.  iMuto 30000mAh Portable Charger

Probably you would want to figure out the idea of a 30000mAh high capacity power bank. It basically conserves power juice for you to recharge your smartphone or tablet for a week. For example, it's able to charge an iPhone 7 nearly 10 times, or a Samsung Galaxy S7 more than 6 times. The digital screen uses Digi-Power technology to show the remaining power in digital format for you to read easily. Three USB ports allow you to charge three devices simultaneously, with 5V 3.4 amps for maximum output. It definitely serves its purpose safely due to its smart protection system built in, safeguarding your devices from over charge, excessive current and voltage, or short-circuit issues.

6.  ROMOSS 30000mAh 18W Fast Charge Type-C PD Portable Charger

Let's move onto another 30000mAh super capacity portable charger. With so large capacity, it takes quite a while to recharge the power bank itself. With the help of an 18W wall charger, it takes about 11 hours to charge the power bank fully. Once it's done, its juice is enough for over 12 charges for an iPhone 8, or 7 charges for a Samsung S9. Usually, folks won't need so many charges on a weekly basis, so it's way enough for a whole week's use. Besides, it supports Quick Charge enabled devices and is able to achieve 80% battery within approximately 35 minutes, which is about 4 times as fast as standard chargers on the market.

7.  Omni 20+ AC/DC/USB-C/Wireless Charging Portable Power Bank

This power bank looks a little thick, but quite solidly built. And the shape is specially designed for easy holding in hand. This power bank differs from others by having a feature that frees you from the wall. With its 120V three-prong wall outlet, the Omni 20 power bank offers a flexible power solution for any situation. 100W power rating enables us to charge tablets like MacBook Pro, Surface Pro, Laptops, etc. And its PD enabled USB Type C port outputs 60W and inputs 45W for high efficiency to recharge Chromebook, Lenovo, Dell laptops. In addition, it can work without cables. With up to 10W output, you can charge your smartphone wirelessly as it also functions as a wireless charger.

8.  MAXOAK Laptop Power Bank 185Wh/50000mAh

This Maxoak power bank is a dedicated power bank to recharge laptops. It's thickly built yet still portable to carry around with size 8.1" x 5.3" x 1.3" and weight 2.77 lbs. It comes with an AC adapter, a DC cable and 14 DC connectors to make sure it serves many different laptops. Rated at 50000mAh super high capacity(3.7V, 185Wh, 130W max), it can most laptops at 65W more than twice, or smartphones about 10 to 15 times. As for recharging the 50000mAh power bank itself, it takes about 7 hours using the DC input(16.8V, 2.5 amps). The built-in battery uses Lithium-ion battery cells with long battery life, up to 1000+ recharge cycles. The power bank is a highly safe model with protection from over heating, over charge and short-circuit issues.

9.  Renogy 72000mAh Laptop Power Bank

Here comes the real monster: a 72000mAh power bank. For a power bank with such unbelievably high capacity, charging smartphones will be a breeze. People prefer using it to charge high power demanding devices, like laptops. Rated at 72000mAh, 266Wh, it comes with 11 adapters to make it compatible with different laptops. It has two USB A ports(DC 5V 2.1A, and DC 5V 2.4A), which are enough for recharging cell phones without a hitch. The laptop output port is rated at 12V/ 4A, 16V/ 4A, 19V/ 3. 5A, 21V/ 3. 2A for fast, stable charging. And the cigarette lighter port(12V 15A max) can power up other devices like small sized medical equipment. Additionally, it has 8 LED indicators for real-time battery level checking.

10.  AUKEY USB C 30000mAh Portable Charger with Quick Charge 3

This high capacity power bank, rated at 30000mAh, is widely compatible with most USB devices. It has a USB-C port that meets the need of fast charging for iPhones, Samsung Galaxy phones, iPads, etc. With such high capacity, it can give an iPhone XS more than 7 charges, or a Galaxy Note 10 about 5 charges, or an iPad Air 2019 nearly 3 charges. With Qualcomm Quick Charge 3.0 port, this power bank is able to charge devices about 4 times as fast as most standard chargers, ahead of Quick Charge 2.0 by 38% inefficiency. This high capacity power bank requires about 8 hours to recharge itself at 5V 4A input. 

11. Mophie Power Boost XXL Universal External Battery 20,800mAh

This power bank appears to be large and heavy-duty in design, like a brick, yet it's not too bulky to carry around. Considering that it has a whopping 20,800mAh battery capacity inside, it's worth carrying the weight wherever you go. It does a good job recharging high drained smartphones and tablets, such as Nintendo Switch, Apple tablets, and iPhones, Samsung phones, LG phones, etc. Many customers said it could have been the top 5 best high capacity power banks for smartphones listed in their choices if not for the heavy weight. Nonetheless, it's been sold so many. People might not have problems with the weight since it charges devices remarkably fast with total output 4.2A.

12.  Krisdonia 50000mAh Laptop Power Bank

The Krisdonia power bank features a high capacity 50000mAh, 185Wh. It serves its purposes more like it's a dedicated laptop power bank. It comes with up to 28 DC connectors that fit various laptops, making it so widely compatible. It has 4 output ports: the DC output port is for laptop charging, 2 USB ports for smartphones(3A current), while the USB Type C port works greatly for Nintendo Switch, MacBook and other Apple devices. The high capacity power bank has a powerful DC input, 19V 2A. For a full charge, it'll take approximately 7 hours. Surprisingly, this power bank has another feature for user-friendly everyday use, the Pass-Through function, namely you are able to charge the power bank itself and the devices you'd like to recharge at the same time without diminishing the charging speed.

13.  AIDEAZ Wireless Power Bank 20000mAh

Wireless power banks offer a convenient way for charging than a normal battery pack. As a high capacity power bank, this AIDEAZ wireless power bank has a quite decent rating 20000mAh, which sounds competent for recharging everything you've got. Its high speed charging ability is based on an 18W input and output port as well as Power Delivery compatibility. It is able to charge an iPhone X, XS, XS Max, XR up to 50% battery within half an hour. One more thing you can enjoy from this power bank is that you don't have to carry charging cables, no more tangling cables. As it's compatible with Qi-enabled phones and devices, it can charge them wirelessly at 5W.


If you folks are looking for the best high capacity power bank for smartphones and laptops, this list definitely won't let you down. It rounds up the best ones recommended repeatedly by customers. For the high battery capacity, fast charging speed, multiple output ports, compatibility with various smartphones and laptops, long battery life, and so forth, everything customers should concern themselves with, they have exceeded your expectations.

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