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Power bank comparison

Promate BOLT-20PD vs UGREEN 10000mAh 20W

Compare capacity, charging speed, ports and weight.

Compared products
01Selected
Promate BOLT-20PD

Promate BOLT-20PD

  • 20,000 mAh battery capacity.
  • 420 g.
  • Total: up to 20W.
  • Power-bank charging time: 7–13 hours.
  • Input profiles: USB-C2: 5V / 3A, 9V / 2.22A.
KSh 5,000In Stock
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02
UGREEN 10000mAh 20W Power Bank (PB311)

UGREEN 10000mAh 20W Power Bank (PB311)

  • 10,000 mAh battery.
  • 15W total.
  • Input profiles: USB-C:5V/3A,9V/2.22A,12V/1.67A.
KSh 3,900In Stock
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2 spaces available

Anker 548 60W 60000mAh Power Bank (PowerCore Reserve 192Wh)KSh 21,000
Samsung 10,000mAh Wireless Power BankKSh 8,500
Apple MagSafe Battery PackKSh 17,000
10000mAh Redmi Power BankKSh 5,000
Anker PowerCore 10000 mAh PowerbankKSh 5,500
Anker MagGo 622 Magnetic BatteryKSh 6,020
Anker 737 24000mAh Power Bank 140WKSh 23,000
2 of 4 products

Our quick verdict

The Promate BOLT-20PD has a much bigger battery (20,000 mAh) and a higher 20 W rated output, while the UGREEN 10000mAh 20W Power Bank has 2 charging ports.

Battery life

Promate BOLT-20PD
20,000 mAh battery
UGREEN 10000mAh 20W Power Bank
10,000 mAh battery

Output power

Promate BOLT-20PD
Total: up to 20W
UGREEN 10000mAh 20W Power Bank
15W total

Ports

Promate BOLT-20PD
1 output port
UGREEN 10000mAh 20W Power Bank
2 output ports

Key differences

The main differences to help you choose.

Promate BOLT-20PD

  • Bigger battery: 20,000 mAh (vs 10,000 mAh).
  • Higher rated output: 20 W (vs 15 W).

UGREEN 10000mAh 20W Power Bank

  • More ports: 2 (vs 1).
  • Lower price: KSh 3,900 (vs KSh 5,000).

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

4 priorities selected.
How each product answers the selected priorities
PriorityPromate BOLT-20PDUGREEN 10000mAh 20W Power Bank
Battery life20,000 mAh battery10,000 mAh battery
Output powerTotal: up to 20W15W total
Ports1 output port2 output ports
Input profilesUSB-C2: 5V / 3A, 9V / 2.22A, 12V / 1.67AUSB-C:5V/3A,9V/2.22A,12V/1.67A, 20W maximum

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationPromate BOLT-20PDUGREEN 10000mAh 20W Power Bank (PB311)
BrandPromateUGREEN
ModelBOLT-20PDPB311
Battery capacity20,000 mAh10,000mAh
Rated energy74Wh37Wh
Maximum output powerUSB-C: up to 20W; USB-A: up to 22.5W individually; combined total: up to 20WUSB-C up to 20W; USB-A up to 22.5W; 15W shared with both ports active
Input portsUSB-C2USB-C
Output portsTwo USB-C ports; USB-A1 × USB-C; 1 × USB-A
Input profilesUSB-C2: 5V / 3A, 9V / 2.22A, 12V / 1.67A; 20W maximumUSB-C:5V/3A,9V/2.22A,12V/1.67A; 20W maximum
Output profilesUSB-C1 / C2 individually: 5V / 3A, 9V / 2.22A, 12V / 1.67A; 20W maximum. USB-A: 5V / 4.5A, 9V / 2A, 12V / 1.5A; 22.5W maximum. Combined total: 20W maximumUSB-C:5V/3A,9V/2.22A,12V/1.67A; USB-A:5V/3A,9V/2A,10V/2.25A,12V/1.5A; dual15W total
Power-bank charging time7–13 hours; depends on charger and charging conditions—
Battery TypeLi-Polymer—
Charging Cable Length20cm—
Display and protectionLCD battery-status display; overcharging and overheating protection—
Integrated cable—No

Design

Design specifications comparison
SpecificationPromate BOLT-20PDUGREEN 10000mAh 20W Power Bank (PB311)
Weight420g—

Similarities

  • Both charge over USB-C.

In summary

For most buyers the Promate BOLT-20PD is the better buy; the UGREEN 10000mAh 20W Power Bank makes sense if you want 2 charging ports.

Back to compared products ↑

In-stock alternatives

Xiaomi Super Slim Magnetic Power Bank 5000For Promate BOLT-20PDXiaomi Super Slim Magnetic Power Bank 5000View product ↗Xiaomi 67W Power Bank 10000 (Integrated Cable)For Promate BOLT-20PDXiaomi 67W Power Bank 10000 (Integrated Cable)View product ↗Oraimo Traveler Link 20 20000mAh 12W Power Bank For UGREEN 10000mAh 20W Power Bank (PB311)Oraimo Traveler Link 20 20000mAh 12W Power Bank View product ↗Xiaomi Ultra Slim Power Bank 5000mAhFor UGREEN 10000mAh 20W Power Bank (PB311)Xiaomi Ultra Slim Power Bank 5000mAhView product ↗

Related comparisons

Promate BOLT-20PDAnker 548 60W 60000mAh Power Bank (PowerCore Reserve 192Wh)
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