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Power bank comparison

Anker Prime 27 vs Anker Zolo 20

Compare capacity, charging speed, ports and weight.

Compared products
01Selected
Anker Prime Power Bank 27,650mAh 250W with 100W Charging Base

Anker Prime Power Bank 27,650mAh 250W with 100W Charging Base

  • 27,650 mAh battery.
  • 250W total.
  • Dedicated contact charging.
  • Input profiles: each USB-C: 5V/3A, 9V/3A, 15V/3A, 20V/5A.
  • Display: remaining battery, input/output, Bluetooth and estimated time.
KSh 30,380In Stock
02
Anker Zolo Power Bank 20,000mAh 22.5W with Built-in USB-C Cable

Anker Zolo Power Bank 20,000mAh 22.5W with Built-in USB-C Cable

  • 15 W rated total output.
  • About 391 g.
  • 20,000 mAh battery.
  • Approximately 5.5 hours with suitable 20W charging equipment.
  • Input profiles: USB-C cable/port: 5V 3A or 9V 2.22A.
KSh 5,980In Stock
2 of 4 products

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Apple 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 recharging (43 minutes). Choose the Anker Zolo Power Bank 20 if you want a built-in cable and a lower price (KSh 24,400 less).

Battery life

Anker Prime Power Bank 27
27,650 mAh battery
Anker Zolo Power Bank 20
20,000 mAh battery

Output power

Anker Prime Power Bank 27
250W total
Anker Zolo Power Bank 20
22.5W supported individual mode

Ports

Anker Prime Power Bank 27
6 output ports
Anker Zolo Power Bank 20
3 output ports

Display

Anker Prime Power Bank 27
Remaining battery, input/output, Bluetooth and estimated time
Anker Zolo Power Bank 20
Digital battery percentage, charging and low-current indicators

Low-current mode

Anker Prime Power Bank 27
USB-A trickle charging selected by double-press
Anker Zolo Power Bank 20
Double-press power button for USB-A accessories

Key differences

The main differences to help you choose.

Anker Prime Power Bank 27

  • Bigger battery: 27,650 mAh.
  • Higher rated output: 250 W.
  • Recharges faster: 43 minutes.
  • Faster single-port charging: up to 250 W.
  • More ports: 6.
  • Display: remaining battery, input/output, Bluetooth and estimated time.

Anker Zolo Power Bank 20

  • Built-in cable.
  • Lower price: KSh 5,980 (KSh 24,400 less).
  • Display: digital battery percentage, charging and low-current indicators.
  • Low-current mode: double-press power button for USB-A accessories.

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Untick a topic to hide it.

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 Zolo Power Bank 20

  • 20,000 mAh battery.
  • 22.5W supported individual mode.
  • 3 output ports.
  • Digital battery percentage, charging and low-current indicators.
  • Double-press power button for USB-A accessories.

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationAnker Prime Power Bank 27,650mAh 250W with 100W Charging BaseAnker Zolo Power Bank 20,000mAh 22.5W with Built-in USB-C Cable
BrandAnkerAnker
ModelB1340211A110EH11
Battery capacity27,650mAh cell capacity (3,950mAh × 7); delivered capacity varies with conversion losses20,000mAh at 3.7V nominal
Maximum output power250W total; each USB-C up to 140W; USB-A up to 65W only with supported device/protocol/cable22.5W supported individual mode; 15W shared total with multiple outputs
Input portsUSB-C1 and USB-C2; compatible charging-base contactsBuilt-in bidirectional USB-C cable and one USB-C port
Output portsBank: 2 USB-C and 1 USB-A; base: 2 USB-C, 1 USB-A and dedicated bank contact interfaceBuilt-in USB-C cable, one USB-C port and one USB-A port
Input profilesEach 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 conditionsUSB-C cable/port: 5V 3A or 9V 2.22A; 20W maximum
Output profilesEach 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 maxUSB-C cable/port: 5V 3A / 9V 2.22A / 10V 2.25A / 12V 1.67A; USB-A: 5V 3A / 9V 2A / 10V 2.25A / 12V 1.5A; 22.5W protocol-dependent; shared 5V 3A
Integrated cableNo built-in cable; separate USB-C to USB-C cable suppliedBuilt-in bidirectional USB-C cable
Rated energy—74Wh
Power-bank charging time—Approximately 5.5 hours with suitable 20W charging equipment
Net weight—Approximately 391g

Design

Design specifications comparison
SpecificationAnker Prime Power Bank 27,650mAh 250W with 100W Charging BaseAnker Zolo Power Bank 20,000mAh 22.5W with Built-in USB-C Cable
DimensionsPower bank: 57 × 49.7 × 161.7mmApproximately 141 × 72 × 28mm
Weight—Approximately 391g

Product details

Product details specifications comparison
SpecificationAnker Prime Power Bank 27,650mAh 250W with 100W Charging BaseAnker Zolo Power Bank 20,000mAh 22.5W with Built-in USB-C Cable
Package27,650mAh 250W bank and dedicated 100W contact charging base—
Bank outputTwo USB-C up to 140W each; one USB-A; supported combined maximum 250W—
Two USB-C outputsCombined maximum 240W—
Base outputUp to 100W shared total; allocation varies with active connections—
Base connectionsPogo contacts, two USB-C ports and one USB-A port—
Charging methodDedicated contact charging; not a Qi wireless phone charger—
Bank capacity27,650mAh cells; usable delivered energy varies—
Bank dimensions57 ×49.7 ×161.7mm; approximately 665g; not package totals—
DisplayRemaining battery, input/output, Bluetooth and estimated timeDigital battery percentage; charging and low-current indicators
AppAnker app via Bluetooth; manufacturer advises approximately 10m range—
USB-C rechargeApproximately 43min at suitable 140W input; conditions affect time—
Low-current modeUSB-A trickle charging selected by double-pressDouble-press power button for USB-A accessories; automatic exit after 2 hours; USB-C adjusts current automatically
Included accessoriesSeparate 0.6m USB-C cable, base power cord, travel pouch and guide—
Base compatibilityContact charging for compatible Anker Prime banks; not universal Qi charging—
Individual output—Up to 22.5W with compatible Huawei protocol; other supported devices USB-C up to 20W / USB-A up to 18W
Multiple outputs—15W maximum shared total
Connections—Built-in USB-C cable, one USB-C port and one USB-A port
Input—Up to 20W through built-in USB-C cable or USB-C port
Recharge time—Approximately 5.5 hours using suitable 20W input equipment; actual time varies
Package contents—Black power bank with attached USB-C cable and operating documentation; mains adapter separate

Similarities

  • Both charge over USB-C.
  • 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 22.5 W) and a 43-minute recharge time (vs 5.5 hours). The Anker Zolo Power Bank 20 has a Built-in cable. Both charge over USB-C. At current prices, the Anker Zolo Power Bank 20 is the cheaper option (KSh 24,400 less).

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