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Power bank comparison

Xiaomi 33W Power Bank 20000mAh vs Redmi Power Bank 18W

Compare capacity, charging speed, ports and weight.

Compared products
01Selected Xiaomi 33W Power Bank 20000mAh 20,000 mAh battery capacity. 33 W rated output. Input profiles: integrated USB-C / USB-C: 5V/3A, 9V/2.5A, 12V/2.5A. Input ports: integrated USB-C cable. KSh 4,750In Stock Choose options	02 Redmi Power Bank (20,000mAh) 18W 20,000 mAh battery capacity. 18 W maximum from USB-A. Input profiles: micro-USB or USB-C: 5V/2.1A, 9V/2.1A, 12V/1.5A. KSh 2,790Out of Stock

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Anker Nano Power Bank 10,000mAh, 45W With Retractable USB-C CableKSh 7,400

Anker Zolo Power Bank 10,000mAh, 30W Built-in USB-C CableKSh 3,980

UGREEN 25000mAh 200W Fast Charging Power BankKSh 10,500

Anker Prime Power Bank (20K, 220W)KSh 15,500

Our quick verdict

Choose the Xiaomi 33W Power Bank 20000mAh if you want a built-in cable and 2 charging ports.

Output power

Xiaomi 33W Power Bank 20000mAh: 33 W rated output
Redmi Power Bank 18W: 18W single USB-A

Ports

Xiaomi 33W Power Bank 20000mAh: 2 output ports
Redmi Power Bank 18W: 1 output port

Input profiles

Xiaomi 33W Power Bank 20000mAh: Integrated USB-C / USB-C: 5V/3A, 9V/2.5A, 12V/2.5A
Redmi Power Bank 18W: Micro-USB or USB-C: 5V/2.1A, 9V/2.1A, 12V/1.5A

Integrated cable

Xiaomi 33W Power Bank 20000mAh: Yes, USB-C
Redmi Power Bank 18W: No integrated cable, separate micro-USB cable included

Key differences

The main differences to help you choose.

Xiaomi 33W Power Bank 20000mAh

Built-in cable.
More ports: 2.

Redmi Power Bank 18W

No clear advantage over the Xiaomi 33W Power Bank 20000mAh in the published specifications. Check the detailed comparison for features that matter to you.

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Untick a topic to hide it.

5 priorities selected.

Xiaomi 33W Power Bank 20000mAh

20,000 mAh battery.
33 W rated output.
2 output ports.
Integrated USB-C / USB-C: 5V/3A, 9V/2.5A, 12V/2.5A.
Yes, USB-C.

Redmi Power Bank 18W

20,000 mAh battery.
18W single USB-A.
1 output port.
Micro-USB or USB-C: 5V/2.1A, 9V/2.1A, 12V/1.5A.
No integrated cable, separate micro-USB cable included.

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
Specification	Xiaomi 33W Power Bank 20000mAh	Redmi Power Bank (20,000mAh) 18W
Brand	Xiaomi	Redmi
Model	57865 / 58248	26922
Battery capacity	20000mAh typical	20000mAh at 3.7V
Rated capacity	12000mAh at 5V/3A	12000mAh at 5.1V/3.6A
Rated energy	74Wh rated; 75.48Wh typical	74Wh
Maximum output power	33W	18W single USB-A; shared dual-port output 5.1V/3.6A
Input ports	Integrated USB-C cable; 1 x USB-C	Micro-USB; USB-C — input only
Output ports	Integrated USB-C cable; 1 x USB-C; 1 x USB-A	Two USB-A ports
Input profiles	Integrated USB-C / USB-C: 5V/3A, 9V/2.5A, 12V/2.5A	Micro-USB or USB-C: 5V/2.1A, 9V/2.1A, 12V/1.5A
Output profiles	Integrated USB-C / USB-C: 5V/3A, 9V/3A, 11V/3A, 12V/2.5A, 15V/2A, 20V/1.5A; USB-A: 5V/3A, 9V/2.23A, 10V/2.25A, 12V/1.67A	Single USB-A: 5.1V/2.4A, 9V/2A maximum, 12V/1.5A maximum; dual USB-A: 5.1V/3.6A total
Integrated cable	Yes - USB-C	No integrated cable; separate micro-USB cable included

Design

Design specifications comparison
Specification	Xiaomi 33W Power Bank 20000mAh	Redmi Power Bank (20,000mAh) 18W
Dimensions	127 × 70.5 × 30.5mm	154 × 73.6 × 27.3mm

Battery and charging

Battery and charging specifications comparison
Specification	Xiaomi 33W Power Bank 20000mAh	Redmi Power Bank (20,000mAh) 18W
Supplied CODE	58248	—
Manufacturer hardware model	PB2030MI	—
Cell capacity	20000mAh typical	—
Rated output capacity	12000mAh at 5V/3A	—
Battery energy	74Wh rated; 75.48Wh typical	74Wh; 20000mAh at 3.7V
Finish	Blue	—
Package contents	power bank and user manual	Power bank; micro-USB cable; instruction manual
Rated delivered capacity	—	12000mAh at 5.1V/3.6A
Single-port output	—	Up to 18W with compatible equipment
Dual-port output	—	5.1V/3.6A shared
Input connections	—	USB-C or micro-USB; up to 18W recharge
Low-current mode	—	Double-press battery button; two-hour mode

Similarities

Both have 20,000 mAh batteries.
Both charge over USB-C.

In summary

The Xiaomi 33W Power Bank 20000mAh has a Built-in cable and 2 ports (vs 1). Both have 20,000 mAh batteries, and both charge over USB-C.

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