Battery life
- Anker 20000mAh 15W 2-Port Power Bank
- 20,000 mAh battery
- Oraimo PowerBox 600 60000mAh 22.5W Power Bank
- 60,000 mAh battery
Power bank comparison
Compare capacity, charging speed, ports and weight.
01Selected ![]() Anker 20000mAh 15W 2-Port Power Bank
KSh 8,500Out of Stock | 02 ![]() Oraimo PowerBox 600 60000mAh 22.5W Power Bank
KSh 9,000Out of Stock |
|---|







The Oraimo PowerBox 600 60000mAh 22.5W Power Bank is the better buy: it has a much bigger battery (60,000 mAh), a higher 22.5 W rated output and 5 charging ports.
The main differences to help you choose.
| Priority | Anker 20000mAh 15W 2-Port Power Bank | Oraimo PowerBox 600 60000mAh 22.5W Power Bank |
|---|---|---|
| Battery life | 20,000 mAh battery | 60,000 mAh battery |
| Output power | 15 W total maximum | 22.5W |
| Ports | 2 output ports | 5 output ports |
| Input profiles | USB-C: 5 V / 3 A, 15 W maximum | USB-C: 5V/3A or 9V/2A, micro-USB: 5V/2A or 9V/2A |
Tick a topic above to see how each product answers it.
Explore the full specifications, section by section.
| Specification | Anker 20000mAh 15W 2-Port Power Bank | Oraimo PowerBox 600 60000mAh 22.5W Power Bank |
|---|---|---|
| Brand | Anker | oraimo |
| Model | Anker 20000mAh 15W 2-Port Power Bank | PowerBox 600 (OPB-P600Q) |
| Battery capacity | 20,000mAh | 60000mAh |
| Maximum output power | 15 W total maximum | Up to 22.5W from either fast USB-A port; USB-C supports up to 20W PD. These individual port limits are not a simultaneous total guarantee. |
| Input ports | USB-C | USB-C and Micro-USB |
| Output ports | One USB-C output and one USB-A output | 4 USB-A output ports and one USB-C output port |
| Input profiles | USB-C: 5 V / 3 A, 15 W maximum | USB-C: 5V/3A or 9V/2A; Micro-USB: 5V/2A or 9V/2A |
| Output profiles | USB-C: 5 V / 3 A, 15 W maximum; USB-A: 5 V / 2.4 A, 12 W maximum; 15 W combined maximum | USB-A1/A2: 5V/3A, 5V/4.5A, 4.5V/5A, 9V/2A or 12V/1.5A. Remaining USB-A ports: 5V/3A. USB-C: 5V/3A, 9V/2.2A or 12V/1.5A. |
| Rated energy | — | 222Wh (manufacturer cell energy) |
| Power-bank charging time | — | About 18 hours with a compatible 9V/2A fast-charge adapter; about 30 hours with a 5V/2.1A adapter, under oraimo test conditions |
These products have the same published specifications.
The Oraimo PowerBox 600 60000mAh 22.5W Power Bank is the better buy for almost everyone, with a much bigger battery and a higher 22.5 W rated output.
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Anker 20000mAh 15W 2-Port Power BankWe are here to serve you
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