Best Powerbank 3a 2025

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Last Updated - 10.09.2025

Best Choice

01

Bilivein

Power Bank 27000 mAh External Battery - Bilivein Power Bank 22.5 W Fast Charging Portable Charger, PD USB C Input & Output with LED Display for iPhone 16/15/14/13/12 Pro/Pro Max Series Tablet, etc

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25% Off
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Simultaneous Charging This external charger has three USB-A outputs and one USB-C input/output, so that 4 devices can be charged simultaneously and compatible with all mobile devices including phones, tablets and more.
Safety Protection Our built-in safety system combines overcharge protection, short circuit protection, temperature control and more to fully protect the device from damage.
Portable size & digital display: portable charger, fits perfectly in your bag and easy to carry. The clear LED percentage display shows you how much energy is left.
High capacity with 27000mAh: once fully charged, the power bank can charge an iPhone 5-6 times and a tablet 2-3 times.
Fast charging: Thanks to the "Power Delivery" mode, the battery pack offers a fast charge of 22.5 W for your device. An empty battery is charged to 72% in 30 minutes.

19,99 € 26,99 €(25% Off off)
02

Riapow

Riapow Powerbank 26800 mAh External Battery, 3.0 A USB C Fast Charging Portable Charger with LED Display, Mobile Phone Charger, 4 Outputs, USB Ports for iPhone, Samsung, Tablet and More

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33% Off
9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Superior safety: Built-in intelligent circuit ensures overcharge and short circuit protection to protect your devices. Safely charge your devices.
Portable and approved by airlines: With its exquisite and compact design, this charger is easy to hold and convenient to throw in your pocket or bag. It is perfect to take along to parties, on dates, for long-haul business and air travel.
Performance for weeks: The 26800 mAh power supply can charge the iPhone 11 Pro 10 times, Samsung S10 7 times and iPad Air 3.8 times. It can be used on average 9 days per charge, so you don't have to worry about a power outage.
Intelligent LED digital display: This unique phone charger has an intelligent LED digital display, the percentage based indicator shows you the exact remaining power. No more guessing about remaining power and time of charging. Know before you go!
4 outputs and 2.5 times quick charge: With 3 USB-A ports and 1 USB-C port, this portable charger can charge 4 devices at the same time so you can share it with your family and friends. The 3.0 A fast charging speed ensures a 2.5 times the speed compared to a standard power supply, which significantly shortens the charging time for your devices.

19,97 € 29,99 €(33% Off off)
03

INIU

NIU Power Bank, Ultra-Thin USB C 10000 mAh External Battery, Three 3A Outputs Mobile Phone Power Bank with Torch for iPhone, Samsung, Galaxy, Huawei, Oneplus, Xiaomi, Google, iPad, Airpods, Android and More

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21% Off
9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

What you get: INIU 10000mAh portable charger x 1, USB A to USB-C cable x 1 (0.3m), storage bag x 1, user manual x 1, INIU user manual and lifetime technical support.
Super thin 10000 mAh: the thinnest 10000 mAh power bank on the market that fits easily in any pocket. Enjoy the days of charging capacity that can charge your iPhone 8 3.6 times, your Samsung S8 2.3 times, or your iPad Air 1 time.
INIU - The SAFE professional for fast charging: Experience the safest charging with over 38 million users worldwide. At INIU we use only the highest quality materials. Therefore, we are confident to provide an industry-leading 3-year iNiu care.
Faster charging of 3A saves you 45 minutes: with fast 3A charging, your iPhone can be charged up to 78% in one hour, which is significantly more than 42% of 2.1A in the same time. Faster speed for charging 3A frees you from tangled cables sooner!
Even greater compatibility: unlike most power banks, which cannot charge the low-power devices, the INIU portable charger not only works with all mobile phones and tablets, but also with smaller devices such as AirPods, Bluetooth headphones, fitness trackers, smartwatches, etc.
2024 Version USB-C Input & Output Unlike most chargers that only have a USB-C input, INIU 3A High Speed PowerPaw has a USB-C input and output, making it perfect for your new iPhone, iPad, and all upcoming USB-C devices.

17,99 € 22,99 €(21% Off off)
04

BONAI

Power Bank 10000 mAh, BONAI Powerbank Ultra Slim Lightweight USB-C Input & Output 3A Fast Outputs External Mobile Phone Batteries Small But Strong, Compatible with iPhone, Samsung, Xiaomi, Huawei,

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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You will receive: 1 x 10000 mAh power bank, 1 x USB-A to USB-C cable (5V/3A, 21 cm), 1 x user manual (English language not guaranteed). If you have any questions, please feel free to contact us.
Universal compatibility: compatible with all mobile phones and tablets, it is also suitable for smaller devices such as Bluetooth headsets, fitness trackers, smartwatches etc., and is large and powerful enough to be easily carried on board an aircraft.
Ultra slim 10000mAh: with a weight of 229 g and a thickness of only 15 mm, it fits easily in your bag when you are out and about, and the LED light shows the remaining battery level, so you can charge it in time without worrying when travelling.
Three outputs: the power bank has 2 USB-A and 1 USB-C outputs that allow you to quickly charge 3 devices at the same time. USB-C allows bi-directional fast charging, supports high-speed input and output function (both 5V/3A) and brings you great convenience in your work life.
Safety and reliability: This external mobile phone battery has been rigorously tested and tested from design to manufacturing, and the built-in intelligent circuit ensures overcharge and short circuit protection, which better protects your devices while charging.

12,99 €
Value for Money

05

INIU

INIU Powerbank, Klein Aber Stark 22.5W 10000mAh PD3.0 QC4.0 Tragbares Schnellladegerät, Externer Akku mit Handyhalterung für iPhone 13 12 Pro Samsung S21 S20 Huawei Xiaomi LG iPad Tablet Airpods usw

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35% Off
9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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PRODUCT SPECIFICATIONS This power bank measures 4.1×2.6×0.9 inches and delivers an actual usable power of approx. 65% (Industry Standard Efficiency) For optimal fast charging, pay attention to compatibility with adapter and device. Note: This product does not support magnetic attachment.
Half the size of your iPhone: you won't find another power bank with this capacity that is so thin, light and small. As it is only half the size of your iPhone, you can easily put it in any trouser or purse.
From INIU - The safe professional for fast charging: Experience the safest charging with over 38 million users worldwide. At INIU we use only the highest quality materials. Therefore, we are confident to provide an industry-leading 3-year service. If you have any quality problems, we will send you a new replacement!
60% CHARGED IN 30 MINUTES - Supports all popular fast charging protocols to ensure all devices are fully charged in no time. All devices are fully charged in no time.
2025 Version USB C Input & Output: Unlike most chargers with just one USB C input, the INIU PD 10000 features a USB-C In & Out port to perfectly fit your new iPhones, iPads, and all upcoming USB-C devices.

19,33 € 29,99 €(35% Off off)
06

AXNEB

AXNEB Power Bank 13800 mAh, Ultra Thin Power Bank PD USB C Input & Output 3.0 A External Battery with Torch, Power Bank LED Display Battery Pack Compatible with iPhone 14 Pro 13 12 Samsung Huawei iPad

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15% Off
9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【Upgrade version intelligent control IC】The power bank uses the import intelligent controlling IC, custom charge and discharge management chip to prevent overcharging, overvoltage, over-current and short circuit of the power bank. Very safe and reliable, the most reliable choice!
【Safe and long life power bank】To improve the service life and safety, this power bank uses batteries of the same quality as smartphones and have passed international safety certifications. Higher quality, safer and reliable, powerful and long service life. After 100% tested and continuous ageing test.
【Power bank with torch】Long press the power bank button to turn the built-in torch on or off. Suitable for reading, camping, power outage or emergency. Bring convenience to your life.
【Portable charger with 15W PD3.0A USB-C input and output】This portable charger unlike most chargers that only have one USB-C input, AXNEB K4 power bank has a USB-C input and output, supports fast charging and discharging, intelligent output with multiple protocols, which is perfect for your new compatible with iPhones, Huawei, Samsung, Pixel, Nexus and all upcoming USB-C .
【Package Contents】1 x 13800 mAh power bank, 1 x USB-C cable, 1 x user manual (English language not guaranteed). If you have any quality problems, we will send you a new replacement!
【External battery with 3 outputs & 2 inputs】The external battery delivery power bank can charge 3 devices at the same time, and the 2 inputs (micro 2.1A + USB C 3A) can quickly charge the battery. And the 3 outputs (USB 2.1A/USB C 3A/USB 2.1A) can be used for different types of mobile devices. The power bank has a charging while discharging function. Allows you to fully refill the battery in 5 hours at 5 V 2.1 A.

11,89 € 13,99 €(15% Off off)
07

VirtuDrill

Power Bank, 10000 mAh Power Bank, External Battery USB C Fast Outputs (3.0A), 2 USB Outputs, External Mobile Phone Batteries, Compatible with iPhone, iPad, AirPods, Samsung, Huawei One Plus, etc

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

WIDE COMPATIBILITY WITH DIFFERENT DEVICES Many power banks on the market cannot charge small and energy-saving devices, so we have improved the chip. Our power banks are not only suitable for daily use of mobile phones and tablets, but also for Airpods, wireless headphones, smartwatches, hand fans, Bluetooth speakers, etc.
Three outputs and two inputs: 15W USB-C ports (5V/3A) + two USB ports (5V/2A). Supports charging three devices simultaneously, so you don't have to wait when you have three devices. Powerful smart chip that intelligently identifies devices and automatically distributes the current output of each port according to the remaining power of the device to achieve the fastest charging speed. Two inputs (USB-C and micro USB) make charging easier.
Powerful battery system: the laboratory has developed a new battery with a new chip for this mobile power bank. During charging, the current is monitored 80,000 times per second, the current output and temperature are monitored and displayed in real time - protection against overcharging, over-discharge and short circuit.
Portability Matters You can easily put this power bank in your clothes pocket or even put it in a book without it burdening you. With a thickness of only 15 mm and a weight of only 210 g, this battery will never be a burden for you thanks to its ultra-light and ultra-thin properties.
10000mAh is not much, but it is enough: the power bank large capacity of 10000mAh can take care of your device running out of power. It provides you with sufficient power in emergencies and can charge an iPhone at least twice.

9,99 €
08

hganus

Power Bank 12000 mAh, Power Bank Small But Strong (USB C Output & Input) 3A External Mobile Phone Batteries with Quick Charging Function, Power Bank Large Capacity Compatible with iPhone 14 13 12

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

We work hard every day to exceed your expectations. Not only our products, but also our customer support. From design to manufacturing, after strict control and testing to provide you with high-quality products. This power bank 12000 mAh has 24 months customer service. If you have any questions, please contact us at any time.
Universal compatibility portable charger: USB-C port compatible PD/QC fast charging protocol, the power bank is compatible with iPhone, Samsung Pixel Xiaomi and most other smartphones and USB devices.
Safety design of the power bank: We use high-quality lithium polymer batteries to extend the life of the external battery, we have carried out continuous ageing and strict safety tests, which leads to a higher quality mobile phone battery, safer and more stable charging and a long and lasting service life. This portable charger meets the airline approved power capacity and can be taken on board.
Intelligent digital LED display: equipped with a unique intelligent digital LED display. The accuracy of the energy display is up to 100%, so you can clearly see the battery level.
Dual inputs and three outputs: simultaneous charging of multiple devices. The portable power bank has 2 x 22.5 W USB-A outputs and 1 x 20 W TYPE-C output, three smart ports can charge three devices at the same time. Type C is bi-directional output and input that fits perfectly with your new iPhones, iPad and all upcoming USB-C devices.

13,99 €
09

PAIDASHU

Power Bank 27,000mAh 22,5W Externer Handyakku PD20W Schnell Aufladende Powerbank USB C mit LCD Display Tragbares Ladegerät für Smartphone Tablets

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28% Off
8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

What you get: 27,000 mAh, portable power bank, USB-C cable, user manual (English language not guaranteed).
Universal compatibility LCD display: Unlike most power banks on the market that cannot charge energy-saving accessories, the portable power bank not only works with all mobile phones and tablets, but also with your smaller devices such as Bluetooth headphones, fitness trackers, smartwatches, etc. The LCD display shows the current battery level and input and output status, so you no longer have to guess whether you need to charge it or not.
Super fast charging: Portable power bank with high capacity. The 27,000mAh power bank can charge your phone at least 4-6 times. Suitable for business, travel, going out, you don't have to worry about the low battery level of your phone.
Intelligent integrated circuit: The portable power bank works with an intelligent integrated circuit to prevent the power bank from overcharging, over-voltage, over-current and short circuit. Ensures product quality is safe.
3 output ports and 2 input interfaces: simultaneous charging of multiple devices. The portable power bank has 2 x 22.5 W USB-A outputs and 1 x 20 W TYPE-C output, it can charge 3 devices at the same time, which is very convenient for you and your friends.
22.5 W PD fast charging: the fast charging function of the portable power bank significantly shortens the charging time of the device. With 22.5 W PD via the USB-C output, most mobile phones can be charged from 0% to 50% within 30 minutes.

17,99 € 25,00 €(28% Off off)
10

charmast

Charmast Power Bank, Ultra Slim 10400 mAh Power Bank, Small But Strong, USB C In&Out Power Bank, 3A Outputs with LED Display, Compatible with iPhone 16/15/14/13/12/11/X/8 Pro Max Plus, iPad, Samsung,

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23% Off
8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Ultra slim 10400 mAh design: the Charmast 10400 mAh power bank is only 15 mm thick, compact and weighs only approx. 228g It can be easily clipped into a purse, garment bag, wallet or even a book, so it never becomes a burden when travelling.
Super Safety Devices: Built-in intelligent safety protection to protect against excessive current flow, overheating and overcharging. Plus, Charmast offers 2-year product care, so our users can use the product with confidence.
Smart E Identification: Smart identification USB output ports (2 USB A) can automatically determine and adjust the charging current to achieve the fastest charging. At the same time, it has strong compatibility and can be applied to 16/15/14/13/12/11/X/8 Pro Max Plus, Samsung S23/S22, Huawei, more smartphones.
Intelligent digital LED display: equipped with a unique intelligent digital LED display. The power number is clear at a glance, check the remaining power in real time and be ready at any time.
2 INPUTS AND 3 OUTPUTS 3 smart ports can charge three devices at the same time. Unlike other power banks that only support the USB-C output, our power bank supports the bi-directional USB-C output and input and also the micro input. Convenient for family trips, meeting friends and sharing with multiple people.

12,99 € 16,99 €(23% Off off)