Does charging via long cable from powerbank really discharge power bank quickly?

faysal_khan007

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Jul 8, 2014
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I wonder if power bank take more energy to transfer energy via long cable than regular OEM... i wondered this because all power banks are supplied with tiny cables.....
 

Golfdriver97

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I highly doubt the cable length has anything to do with a rate of discharge. They probably send a small cable to help keep the packaging smaller.
 

Mooncatt

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Feb 23, 2011
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The longer the cable the more resistance.
True, all things being equal. But if the power bank comes with a cheap, low quality cable with thin wires, a longer one with thick wires may have similar, or possibly lower resistance.

In either case, I don't think the differences are negligible.