Battery life
- Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank
- 30,000 mAh battery
- UGREEN 20000mAh Two-way Fast Charging Power Bank
- 20,000 mAh battery
Power bank comparison
Compare capacity, charging speed, ports and weight.
01Selected ![]() Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank
KSh 4,800Out of Stock | 02 ![]() UGREEN 20000mAh Two-way Fast Charging Power Bank
KSh 4,400In Stock |
|---|







The Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank has a much bigger battery (30,000 mAh), while the UGREEN 20000mAh Two-way Fast Charging Power Bank has faster single-port charging (up to 22.5 W).
The main differences to help you choose.
| Priority | Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank | UGREEN 20000mAh Two-way Fast Charging Power Bank |
|---|---|---|
| Battery life | 30,000 mAh battery | 20,000 mAh battery |
| Output power | 15W total | 22.5 W rated output |
| Input profiles | USB-C: 5V/3A, micro-USB: 5V/2A | USB-C fast input up to 20W |
| Input ports | USB-C and Micro-USB | 1 x USB-C |
Tick a topic above to see how each product answers it.
Explore the full specifications, section by section.
| Specification | Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank | UGREEN 20000mAh Two-way Fast Charging Power Bank |
|---|---|---|
| Brand | oraimo | UGREEN |
| Model | PowerBox 300 Lit (OPB-1301) | PB312 |
| Battery capacity | 30000mAh | 20,000mAh |
| Rated energy | 111Wh (manufacturer cell energy) | — |
| Maximum output power | 15W total (5V/3A shared maximum) | 22.5W max USB-A; 20W max USB-C |
| Input ports | USB-C and Micro-USB | 1 x USB-C |
| Output ports | One USB-C and two USB-A output ports | 1 x USB-C, 2 x USB-A |
| Input profiles | USB-C: 5V/3A; Micro-USB: 5V/2A | USB-C fast input up to 20W |
| Output profiles | USB-C and each USB-A: 5V/3A maximum individually; all ports share a 5V/3A total limit | USB-C PD up to 20W; USB-A up to 22.5W |
| Power-bank charging time | About 13 hours through USB-C with a suitable 15W charger, under oraimo test conditions | — |
| Integrated cable | — | No |
| Net weight | — | Approx. 435 g |
| Specification | Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank | UGREEN 20000mAh Two-way Fast Charging Power Bank |
|---|---|---|
| Dimensions | — | 147 x 72 x 28 mm |
| Weight | — | Approx. 435 g |
These products have the same published specifications.
For most buyers the Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank is the better buy; the UGREEN 20000mAh Two-way Fast Charging Power Bank makes sense if you want faster single-port charging.
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For Oraimo PowerBox 300 Lit 30000mAh 15W Power BankUGREEN Nexode 10000mAh 30W Two-way Fast Charging Power BankView product ↗
For UGREEN 20000mAh Two-way Fast Charging Power BankOraimo PowerNova L22 20000mAh 22.5W Power BankView product ↗
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