Can you please tell me if a battery with these specs 10.8V, 4400mAh, 47Wh is compatible with these 14.4V, 4400mAh, 63Wh


  • Are they the exact same size and shape?
    – quantum
    Jul 13, 2012 at 15:58
  • You should not judge battery compatibility based on whether or not they "fit."
    – superuser
    Jul 13, 2012 at 16:14
  • it does fit, but I wanted to know if it fitted specification wise
    – nunos
    Jul 13, 2012 at 17:54
  • I presume what you really want to know is whether they're compatible with your laptop. Jul 13, 2012 at 21:22

1 Answer 1


No they are not. See the EE.SE Question and Answer on power supplies for a detailed explanation.

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