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What is the difference between the batteries?

Is there a difference between the iPhone 3G and the iPhone 3GS battery?

I think they look the same.

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Hi, They have different part numbers and the battery for the G specifically states it will not work in the GS so I would say they are not the same. Ralph

G battery is IF 137-002-1

GS battery is IF 142-005-1

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they are the same voltage and same cofiguration.

They sell the battery on the market one battery works in both.

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kevin will be eternally grateful.
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