Battery life
- Anker Prime Power Bank 27
- 27,650 mAh battery
- Anker Power Bank 20
- 20,000 mAh battery
Power bank comparison
Anker Prime Power Bank 27 vs Anker Power Bank 20
Compare capacity, charging speed, ports and weight.
01Selected  Anker Prime Power Bank 27,650mAh 250W with 100W Charging Base
KSh 30,380In Stock | 02  Anker Power Bank 20,000mAh 30W
KSh 5,520In Stock |
|---|
2 of 4 products
Add to comparison
2 spaces availableApple iPhone Air MagSafe BatteryKSh 18,000
Anker Prime Power Bank 27,650mAh 250WKSh 24,100
Anker MagGo Power Bank For Apple Watch 10,000mAh, 35WKSh 10,680
Anker Power Bank 20,000mAh, 87W (Built-In USB-C Cable)KSh 7,910
Our quick verdict
Choose the Anker Prime Power Bank 27 if you want a bigger 27,650 mAh battery, a higher 250 W rated output and faster single-port charging (up to 250 W). Choose the Anker Power Bank 20 if you want a lower price (KSh 24,860 less).
Output power
- Anker Prime Power Bank 27
- 250W total
- Anker Power Bank 20
- 30W maximum individual USB-C output
Ports
- Anker Prime Power Bank 27
- 6 output ports
- Anker Power Bank 20
- 2 output ports
Display
- Anker Prime Power Bank 27
- Remaining battery, input/output, Bluetooth and estimated time
- Anker Power Bank 20
- Digital battery-percentage indication
Low-current mode
- Anker Prime Power Bank 27
- USB-A trickle charging selected by double-press
- Anker Power Bank 20
- Double-press control button to enter
Key differences
The main differences to help you choose.
Anker Prime Power Bank 27
- Bigger battery: 27,650 mAh.
- Higher rated output: 250 W.
- Faster single-port charging: up to 250 W.
- Display: remaining battery, input/output, Bluetooth and estimated time.
- Low-current mode: USB-A trickle charging selected by double-press.
Anker Power Bank 20
- Lower price: KSh 5,520 (KSh 24,860 less).
- Display: digital battery-percentage indication.
- Low-current mode: double-press control button to enter.
What matters most to you?
5 priorities selected.
Anker Prime Power Bank 27
- 27,650 mAh battery.
- 250W total.
- 6 output ports.
- Remaining battery, input/output, Bluetooth and estimated time.
- USB-A trickle charging selected by double-press.
Anker Power Bank 20
- 20,000 mAh battery.
- 30W maximum individual USB-C output.
- 2 output ports.
- Digital battery-percentage indication.
- Double-press control button to enter or leave.
Detailed comparison
Explore the full specifications, section by section.
General
| Specification | Anker Prime Power Bank 27,650mAh 250W with 100W Charging Base | Anker Power Bank 20,000mAh 30W |
|---|---|---|
| Brand | Anker | Anker |
| Model | B1340211 | A1384H11 |
| Battery capacity | 27,650mAh cell capacity (3,950mAh × 7); delivered capacity varies with conversion losses | 20,000mAh cell capacity |
| Maximum output power | 250W total; each USB-C up to 140W; USB-A up to 65W only with supported device/protocol/cable | 30W maximum individual USB-C output; USB-A up to 18W; 24W shared total |
| Input ports | USB-C1 and USB-C2; compatible charging-base contacts | Two USB-C ports; USB-C1 or USB-C2 accepts input |
| Output ports | Bank: 2 USB-C and 1 USB-A; base: 2 USB-C, 1 USB-A and dedicated bank contact interface | Two USB-C ports and one USB-A port |
| Input profiles | Each USB-C: 5V/3A, 9V/3A, 15V/3A, 20V/5A, 28V/5A (140W max); base contacts: 21.5V/4.65A; combined input up to 170W under stated conditions | USB-C1/C2: 5V 3A / 9V 3A / 15V 2A / 20V 1.5A; 30W maximum |
| Output profiles | Each USB-C: 5V/3A, 9V/3A, 12V/1.5A, 15V/3A, 20V/5A, 28V/5A (140W max); USB-A: 5V/3A, 9V/2A, 10V/6.5A, 12V/1.5A; USB-C1 + USB-C2 240W max; USB-C with USB-A or all three 250W max | USB-C1/C2: 5V 3A / 9V 3A / 10V 2.25A / 12V 1.5A / 15V 2A / 20V 1.5A; 30W maximum. USB-A: 5V 3A / 9V 2A / 12V 1.5A; 18W maximum. Shared: 5V 4.8A; 24W maximum |
| Integrated cable | No built-in cable; separate USB-C to USB-C cable supplied | No permanently integrated cable; supplied detachable USB-C cable stored as a strap |
| Net weight | — | Approximately 462g |
Design
| Specification | Anker Prime Power Bank 27,650mAh 250W with 100W Charging Base | Anker Power Bank 20,000mAh 30W |
|---|---|---|
| Dimensions | Power bank: 57 × 49.7 × 161.7mm | 153.4 × 71.6 × 28.1mm |
| Weight | — | Approximately 462g |
Product details
| Specification | Anker Prime Power Bank 27,650mAh 250W with 100W Charging Base | Anker Power Bank 20,000mAh 30W |
|---|---|---|
| Package | 27,650mAh 250W bank and dedicated 100W contact charging base | — |
| Bank output | Two USB-C up to 140W each; one USB-A; supported combined maximum 250W | — |
| Two USB-C outputs | Combined maximum 240W | — |
| Base output | Up to 100W shared total; allocation varies with active connections | — |
| Base connections | Pogo contacts, two USB-C ports and one USB-A port | — |
| Charging method | Dedicated contact charging; not a Qi wireless phone charger | — |
| Bank capacity | 27,650mAh cells; usable delivered energy varies | — |
| Bank dimensions | 57 ×49.7 ×161.7mm; approximately 665g; not package totals | — |
| Display | Remaining battery, input/output, Bluetooth and estimated time | Digital battery-percentage indication |
| App | Anker app via Bluetooth; manufacturer advises approximately 10m range | — |
| USB-C recharge | Approximately 43min at suitable 140W input; conditions affect time | — |
| Low-current mode | USB-A trickle charging selected by double-press | Double-press control button to enter or leave |
| Included accessories | Separate 0.6m USB-C cable, base power cord, travel pouch and guide | — |
| Base compatibility | Contact charging for compatible Anker Prime banks; not universal Qi charging | — |
| Individual USB-C output | — | Up to 30W per port with compatible device and cable |
| USB-A output | — | Up to 18W |
| Multiple outputs | — | 24W maximum combined output |
| Connections | — | Two USB-C ports and one USB-A port |
| Input | — | Up to 30W through USB-C1 or USB-C2 |
| Cable | — | Detachable USB-C to USB-C cable; approximately 205mm; strap storage |
| Package contents | — | Power bank, USB-C to USB-C cable, strap arrangement and documentation; mains adapter separate |
Similarities
- Both charge over USB-C.
- Both use USB-C1 (input ports).
- Both are made by Anker.
In summary
The Anker Prime Power Bank 27 has a 27,650 mAh battery (vs 20,000 mAh), 250 W output (vs 30 W) and 250 W single-port charging (vs 18 W). Both charge over USB-C, and both use USB-C1 (input ports). At current prices, the Anker Power Bank 20 is the cheaper option (KSh 24,860 less).
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