USB-C power banks / Comparison

See what changes

Choose up to five exact US purchase options. Compare documented differences and open each source for its conditions.

Option 1

Option 2

Add up to three more options

Option 3

Option 4

Option 5

Show differences onlyReset selection

2 of 5 options selected. Bookmark this address to keep your selection.

Portable USB battery packs, not AC power stations. Output maxima are not runtime or recharge-time measurements. A listed capacity does not establish travel permission or product safety.

Scroll sideways to see every option. Open a field explanation or source for its conditions.

Compare the details	737 A1289 (US package)	Prime 27K A1340 (US package)
Community reviews	No community reviews yet. Purchase packages of the same model share one community score. Read all reviews Write a review	No community reviews yet. Purchase packages of the same model share one community score. Read all reviews Write a review
US purchase package	A1289; Black; PowerCore 24K standard US package Product & sources Check the model, supplied cable and current recall instructions. No checkout, shipment or safety certification is established. Source · 2026-10-11 Anker: A1289 PowerCore 24K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.	A1340; Black; 27650mAh standard US package, not charging-base bundle Product & sources Check the model, supplied cable and current recall instructions. No checkout, shipment or safety certification is established. Source · 2026-10-11 Anker: A1340 Prime 27K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Where to buy	Select: A1289; Black; PowerCore 24K standard US package View at Anker — 737 A1289 (US package); opens in a new tab The link may open several packages. Check current price and availability with the seller. Opens in a new tab.	Select: A1340; Black; 27650mAh standard US package, not charging-base bundle View at Anker — Prime 27K A1340 (US package); opens in a new tab The link may open several packages. Check current price and availability with the seller. Opens in a new tab.
External rating	4.75 out of 5 from 857 ratings · Anker US store · Checked October 23, 2026.	4.82 out of 5 from 222 ratings · Anker US store · Checked October 23, 2026.
Advertised capacity The capacity stated by the manufacturer at its battery voltage basis. Do not treat this as delivered USB capacity or a number of complete phone charges.	24000 mAh Source · 2026-10-11 Anker: A1289 PowerCore 24K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.	27650 mAh Source · 2026-10-11 Anker: A1340 Prime 27K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Documented stored energy A source-stated watt-hour rating for the exact model. Unknown remains unknown; this value does not establish an airline or carrier approval.	Not verified We have not verified this value. It is not a confirmed no or zero. Check the original source or ask the manufacturer if it affects your choice. The reviewed US source did not establish a watt-hour rating; no assumed cell voltage is used. Source · 2026-10-11 Anker: A1289 PowerCore 24K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.	Not verified We have not verified this value. It is not a confirmed no or zero. Check the original source or ask the manufacturer if it affects your choice. The retrieved US specification did not establish watt-hours; no foreign-package capacity is silently inherited. Source · 2026-10-11 Anker: A1340 Prime 27K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Maximum single USB-C output The advertised maximum through one supported USB-C output. The device and cable must support the required profile; it is not sustained power for every workload.	140 W Source · 2026-10-11 Anker: A1289 PowerCore 24K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.	140 W Source · 2026-10-11 Anker: A1340 Prime 27K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Maximum documented recharge input The documented input maximum with the qualifications below. Some peaks require two input ports or a particular battery level. Read the entire input workflow.	140 W Source · 2026-10-11 Anker: A1289 PowerCore 24K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.	170 W Source · 2026-10-11 Anker: A1340 Prime 27K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
USB connection arrangement The supplied output connectors, including built-in cables where stated. A built-in cable is not a free socket; count the devices and connector types that you need.	Two USB-C sockets and one USB-A socket. Source · 2026-10-11 Anker: A1289 PowerCore 24K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.	Two USB-C sockets and one USB-A socket. Source · 2026-10-11 Anker: A1340 Prime 27K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Simultaneous-output conditions Manufacturer sharing limits and unresolved allocation details. Do not add individual port maxima or assume equal distribution between connected devices.	The source lists 140 W total maximum. A complete port-by-port simultaneous allocation was not verified. Source · 2026-10-11 Anker: A1289 PowerCore 24K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.	Up to 250 W aggregate advertised; this is not 250 W from one USB-C socket. Exact simultaneous allocation still needs the relevant mode diagram. Source · 2026-10-11 Anker: A1340 Prime 27K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Recharge workflow The input connection and conditions behind the advertised maximum. A compatible high-power wall charger may be separate. Peak input is not a guaranteed complete-recharge time.	USB-C1 input; a compatible PD 3.1 charger and cable are required for the highest profile. Source · 2026-10-11 Anker: A1289 PowerCore 24K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.	The 170 W peak needs both USB-C inputs and suitable chargers; it is not sustained and is normally reached above 55% battery. Single-port input is up to 140 W. Source · 2026-10-11 Anker: A1340 Prime 27K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Unit weight The source-reported weight of the pack. Check whether cables or accessories are included in the measurement.	630 g Source · 2026-10-11 Anker: A1289 PowerCore 24K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.	665 g Source · 2026-10-11 Anker: A1340 Prime 27K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Cables and package limits Documented supplied cables and unresolved packing-list details. Do not inherit charging bases or cable bundles from another seller selection.	Not verified We have not verified this value. It is not a confirmed no or zero. Check the original source or ask the manufacturer if it affects your choice. The complete current US cable packing list was not established in this source read. Source · 2026-10-11 Anker: A1289 PowerCore 24K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.	The source lists a 0.6 m USB-C to USB-C cable rated for 140 W. No charging base or wall charger is included by this selection. Source · 2026-10-11 Anker: A1340 Prime 27K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Important qualifications The evidence boundaries that affect this comparison. Check the exact model and current support or recall instructions before relying on the package.	Manufacturer claims, not measured delivered energy, charging speed or safety certification. Source · 2026-10-11 Anker: A1289 PowerCore 24K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.	The retained US page says sold out; check a current exact-model seller. No stock or delivery promise is made. Source · 2026-10-11 Anker: A1340 Prime 27K US specificationsChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Questions to check before buying	Read the source notes for the exact package and operating conditions.	Read the source notes for the exact package and operating conditions.

See what changes

Optional Google Analytics