Latest Mobile Battery Manufacturer Rankings: 2026 Edition - Thorough Verification with Actual Measurement Data

In today’s world, where people carry smartphones, tablets, and laptops everywhere, mobile batteries are now an essential item. Major manufacturers both domestic and international, such as CIO, UGREEN, Anker, and Elecom, are continuously releasing new products, offering a wide range of options in capacity, charging speed, and size. Many may find it difficult to choose the right product.

In this article, we have carefully selected 49 popular products based on actual sales rankings and thoroughly compared them across the following five verification points:

• Effective capacity (discrepancy from labeled capacity)
• Portability (size and thickness)
• Charging speed for smartphones
• Charging efficiency of the device (input value)
• Speed when supporting wireless charging

We will introduce rankings based on actual measurement data from the latest models of each manufacturer’s best-selling lineup. Use this as a reference when considering your purchase.

Choosing by Actual Measurement Data: Mobile Battery Manufacturer Rankings

1st Place｜SMARTCOBY Pro SLIM CABLE (CIO)

Rating Score: 4.6 / Cheapest Price: ¥5,980

Built-in Type-C cable shortens the charging process on the go to one step. CIO’s flagship model recorded an actual capacity of 75.98%, which is excellent in the industry for discrepancy from the stated capacity.

With a thickness of 1.8cm and an area of 63.77cm², its slim and compact design makes it unobtrusive when carried with a smartphone. It can be neatly stored in jeans pockets or bag gaps.

With a maximum actual output of 39W and an input of 35W, supporting bidirectional fast charging, both smartphone charging and device recharging can be completed quickly. Ideal for busy mornings or quick top-ups during travel.

Use Cases: Daily commuting, school, day trips, event participation

2nd Place｜SMARTCOBY TRIO (CIO)

Rating Score: 4.59 / Cheapest Price: ¥6,970

With a large capacity of 20,000mAh, it can simultaneously charge smartphones, laptops, and wireless earbuds. Equipped with 2 Type-C ports and 1 USB-A port, supporting multiple devices at once.

Achieved an actual capacity of 75.23%. It provides nearly the same capacity as the labeled value, ensuring reliable charging cycles as expected.

Thickness of 3.0cm and an area of 65.68cm², roughly the size of a credit card. Suitable for business bags or clutch bags. With a maximum actual output of 71W and input of 67W, it can quickly recharge even when in a hurry.

Use Cases: Business trips, multiple device owners, high-speed charging needs

3rd Place｜SMARTCOBY Pro SLIM (CIO)

Rating Score: 4.54 / Cheapest Price: ¥4,818

Despite a capacity of 10,000mAh, it features three USB Type-C ports. Its slim profile and multiple ports make it easy to carry even when traveling with lots of luggage. The textured surface enhances scratch resistance.

Only 16mm thick, it can be stacked on top of a smartphone without being bulky. When stored in a pouch or bag bottom, it feels so lightweight you forget it’s there.

With an actual capacity of 69.47%, a maximum actual output of 38W, and an input of 35W, it offers practical specs for a mid-range device. Suitable for users who frequently charge multiple devices daily or prefer a minimalistic setup.

Use Cases: Daily use, environments requiring frequent charging, minimalism

4th Place｜Uno Built-in Cable Mobile Battery (UGREEN)

Rating Score: 4.53 / Cheapest Price: ¥6,825

UGREEN’s product achieves a high effective capacity of 82.26%. It allows real-time monitoring of charging status via display when charging three devices simultaneously.

With 10,000mAh, it can fully charge a smartphone about twice. Its compact size of 2.0cm thickness and 80.68cm² area makes it a staple for commuting and school.

Supports fast charging with a maximum output of 35W and input of 30W, suitable for quick morning recharges. You can use it without worrying about remaining battery life.

Use Cases: Daily commuting/school, multiple devices, capacity-focused users

5th Place｜Zolo Power Bank 10000mAh 30W MagGo (Anker)

Rating Score: 4.52 / Cheapest Price: ¥5,990

Supports MagSafe magnetic charging for iPhones. Made with silicone material to minimize scratches when attached.

Achieves a high effective capacity of 86.69%. Wired charging offers a maximum output of 33W and input of 20W, different from the 7.5W wireless output. When in a hurry, wired is the better choice.

Compact in thickness and size, it can be placed alongside a smartphone without obstruction. Ideal for iPhone users and those prioritizing wireless charging convenience.

Use Cases: iPhone users, wireless charging enthusiasts, desk use

6th Place｜ELECOM Power Bank EC-C44LBK

Rating Score: 4.51 / Cheapest Price: ¥6,999

Features 2 Type-C ports and 1 Type-A port. Equipped with an LCD display showing remaining capacity in numbers, supporting charging for devices and laptops.

Achieved an actual capacity of 78.20%, with minimal discrepancy from the labeled capacity, enabling expected number of charges. Max output of 67W and input of 67W support fast charging for both smartphones and laptops.

At 3.1cm thick and 78.00cm² in area, it’s easy to store in bags or pockets. Quickly recover from low battery situations.

Use Cases: Laptop users, fast charging needs, outdoor work

7th Place｜SMARTCOBY Ex03 SLIM PLUG ＆ CABLE (CIO)

Rating Score: 4.48 / Cheapest Price: ¥5,780

3-in-1 design with built-in USB Type-C cable and foldable AC plug. Pass-through charging allows simultaneous charging of smartphone and device, suitable for various scenarios.

Achieved an actual capacity of 82.28%, closely matching the labeled value, making planning easier. Compact size of 2.2cm thickness and 73.21cm² area, perfect for travel and business trips.

Supports fast charging with a maximum output of 36W. Quick charging for both device and itself, serving as a reliable backup. Also functions as an AC charger, ideal for those wanting to minimize luggage.

Use Cases: Travel, business trips, multi-functionality, reducing baggage

8th Place｜MagFlow PB773 (UGREEN)

Rating Score: 4.48 / Cheapest Price: ¥6,825

Supports Qi2 wireless charging. Built-in Type-C cable allows switching between wired and wireless use.

Actual maximum output of 36W (wired) and 25W (wireless), with an input of 30W. Wireless charging speed rivals wired, providing smooth operation without cables.

Actual capacity of 73.66%, ensuring sufficient capacity. Thickness of 2.1cm and area of 77.87cm² make it portable and less bulky, ideal for daily use. Recommended for those seeking both portability and charging performance.

Use Cases: Wireless charging, cable-free preference, daily use

9th Place｜Power Bank 10000mAh Fusion Built-In USB-C Cable (Anker)

Rating Score: 4.47 / Cheapest Price: ¥7,990

3-in-1 model with built-in USB Type-C cable and AC adapter. Can be charged directly from an outlet, reducing waiting time.

Achieves an actual capacity of 83.73%, high efficiency. Reliable for long trips or outdoor activities. Max actual output of 35W enables fast smartphone charging.

Thickness of 3.1cm (noted as somewhat thick) and area of 55.34cm² make it easy to carry in bags or pouches. Multi-functionality appeals to users who want an all-in-one device.

Use Cases: Business trips, travel, multi-function needs, all-in-one device

10th Place｜Prime Power Bank 9600mAh 65W Fusion (Anker)

Rating Score: 4.46 / Cheapest Price: ¥14,990

A hybrid of USB charger and mobile battery. Features foldable plug for a sleek look when connected to outlets.

Achieves an actual capacity of 81.31%, close to the labeled value. Reduces worries about battery running out outdoors. Max actual output of 67W, with fast device charging.

Thick at 4.3cm and smaller footprint of 49.81cm², with a shape that fits in bags or pouches. Not ideal for simultaneous smartphone use due to size, but balances fast charging and portability. Suitable for enthusiasts seeking premium features.

Use Cases: High-speed charging, bag storage priority, premium models

Features and Selection Criteria by Manufacturer

CIO Series: Focused on high actual capacity and slim design. Offers a rich lineup from 10,000 to 20,000mAh.

UGREEN: Recognized for effective capacity and fast charging support. Also offers models with wireless charging.

Anker: Covers a broad range of needs with multi-functionality (including AC plug) and wireless support.

Elecom: Trusted Japanese domestic brand. Strengths include compatibility with laptops and versatile applications.

Choose the best device based on your usage environment, required capacity, and priority for charging speed.