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UBS28

macrumors 68030
Original poster
Oct 2, 2012
2,893
2,340
Will the much faster charging of the MacBook Pro charger reduce the battery health of the iPad Pro?
 

UBS28

macrumors 68030
Original poster
Oct 2, 2012
2,893
2,340
The stock charger for my M1 MBA is 30w. If I am not mistaken, that is the same for the iPad Pro. It shouldn't be a problem.

Are you using the stock charger?

I am using the 61W charger from the MacBook Pro. However I am concerned that this “fast charging” might reduce battery health.
 

Shirasaki

macrumors P6
May 16, 2015
16,207
11,677
charging is a process of negotiating between charger, cable, and target device. If iPad Pro says 20W is the max amount to receive, that MacBook charger won’t deliver more than 20W to iPad Pro.
 
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ericwn

macrumors G5
Apr 24, 2016
12,068
10,858
Yes, that's how batteries work.

It will charge at the maximum that the iPad is designed to handle when you introduce a more powerful charger. That’s probably still at 30W somewhere.

Will the battery health be impacted by this potentially? Possible.
Will you see a measurable impact on your daily life with the iPad? Relatively unlikely in my opinion over the lifetime of the device.
 
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