Capacity
- Anker 737 24000mAh Power Bank 140W
- 24,000 mAh battery capacity
- Anker Prime 20000mAh Power Bank
- 20,000 mAh battery capacity
Power bank comparison
Compare capacity, charging speed, ports and weight.
01Selected ![]() Anker 737 24000mAh Power Bank 140W
KSh 23,000Out of Stock | 02 ![]() Anker Prime 20000mAh Power Bank
KSh 23,500Out of Stock |
|---|







The Anker 737 24000mAh Power Bank 140W is the better buy: it has a bigger battery (24,000 mAh) and 3 charging ports.
The main differences to help you choose.
| Priority | Anker 737 24000mAh Power Bank 140W | Anker Prime 20000mAh Power Bank |
|---|---|---|
| Battery life | 24,000 mAh battery | 20,000 mAh battery |
| Output power | 140 W rated output | Up to 200W total |
| Ports | 3 output ports | 2 output ports |
Tick a topic above to see how each product answers it.
Explore the full specifications, section by section.
| Specification | Anker 737 24000mAh Power Bank 140W | Anker Prime 20000mAh Power Bank |
|---|---|---|
| Brand | Anker | Anker |
| Model | 737 Power Bank (PowerCore 24K, A1289) | Prime 20000mAh Power Bank (200W) |
| Battery capacity | 24000mAh | 20000mAh |
| Maximum output power | 140W combined maximum; shared between connected devices | Up to 200W total; each USB-C port supports up to 100W, and the USB-A port supports up to 65W with the required compatible protocol. Available power depends on port combination |
| Input ports | USB-C1 | 2 USB-C input/output ports |
| Output ports | Two USB-C outputs and one USB-A output | 2 USB-C ports and 1 USB-A port |
| Input profiles | USB-C1: 5V/3A, 9V/3A, 15V/3A, 20V/5A or 28V/5A; up to 140W with compatible USB Power Delivery charger and cable | USB-C PD input: 5V / 3A, 9V / 3A, 15V / 3A, or 20V / 5A; up to 100W |
| Output profiles | Either USB-C port: 5V/3A, 9V/3A, 15V/3A, 20V/5A or 28V/5A (140W maximum individually). USB-A: 5V/3A, 9V/2A or 12V/1.5A (18W maximum). The combined limit remains 140W. | USB-C PD: 5V / 3A, 9V / 3A, 12V / 3A, 15V / 3A, or 20V / 5A; up to 100W per port. PPS: 3.3–11V / 3A. USB-A maximum 65W requires a compatible high-power protocol |
| Power-bank charging time | About 1 hour using a compatible 140W USB PD charger; about 1.5–2 hours with a 96W PD charger, under Anker test conditions | — |
| Specification | Anker 737 24000mAh Power Bank 140W | Anker Prime 20000mAh Power Bank |
|---|---|---|
| Dimensions | — | 126.9 x 54.6 x 49.65 mm |
| Weight | — | 545 g |
| Specification | Anker 737 24000mAh Power Bank 140W | Anker Prime 20000mAh Power Bank |
|---|---|---|
| portable features | — | Smart screen showing remaining battery capacity, power input and output |
These products have the same published specifications.
The Anker 737 24000mAh Power Bank 140W is the better buy for almost everyone, with a bigger battery and 3 charging ports.
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