Capacity
- Xiaomi 33W Power Bank 20000mAh
- 20,000 mAh battery capacity
- Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank
- 30,000 mAh battery capacity
Power bank comparison
Compare capacity, charging speed, ports and weight.
01Selected ![]() Xiaomi 33W Power Bank 20000mAh
KSh 4,750In Stock | 02 ![]() Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank
KSh 4,800Out of Stock |
|---|







The Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank is the better buy: it has a much bigger battery (30,000 mAh) and 3 charging ports.
The main differences to help you choose.
| Priority | Xiaomi 33W Power Bank 20000mAh | Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank |
|---|---|---|
| Battery life | 20,000 mAh battery | 30,000 mAh battery |
| Output power | 33 W rated output | 15W total |
| Ports | 2 output ports | 3 output ports |
| Input profiles | Integrated USB-C / USB-C: 5V/3A, 9V/2.5A, 12V/2.5A | USB-C: 5V/3A, micro-USB: 5V/2A |
Tick a topic above to see how each product answers it.
Explore the full specifications, section by section.
| Specification | Xiaomi 33W Power Bank 20000mAh | Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank |
|---|---|---|
| Brand | Xiaomi | oraimo |
| Model | 57865 / 58248 | PowerBox 300 Lit (OPB-1301) |
| Battery capacity | 20000mAh typical | 30000mAh |
| Rated capacity | 12000mAh at 5V/3A | — |
| Rated energy | 74Wh rated; 75.48Wh typical | 111Wh (manufacturer cell energy) |
| Maximum output power | 33W | 15W total (5V/3A shared maximum) |
| Input ports | Integrated USB-C cable; 1 x USB-C | USB-C and Micro-USB |
| Output ports | Integrated USB-C cable; 1 x USB-C; 1 x USB-A | One USB-C and two USB-A output ports |
| Input profiles | Integrated USB-C / USB-C: 5V/3A, 9V/2.5A, 12V/2.5A | USB-C: 5V/3A; Micro-USB: 5V/2A |
| 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 | USB-C and each USB-A: 5V/3A maximum individually; all ports share a 5V/3A total limit |
| Integrated cable | Yes - USB-C | — |
| 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 | — |
| Finish | Blue | — |
| Package contents | power bank and user manual | — |
| Power-bank charging time | — | About 13 hours through USB-C with a suitable 15W charger, under oraimo test conditions |
| Specification | Xiaomi 33W Power Bank 20000mAh | Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank |
|---|---|---|
| Dimensions | 127 × 70.5 × 30.5mm | — |
These products have the same published specifications.
The Oraimo PowerBox 300 Lit 30000mAh 15W Power Bank is the better buy for almost everyone, with a much bigger battery and 3 charging ports.
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