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      12-12-2012, 07:27 PM   #178
SamS
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Drives: Tesla M3 Perf + '18 X3 M40i
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Quote:
Originally Posted by claykin View Post
If BMW is really cycling the LiOn batteries down to 10% then lifespan will be reduced. LiOn batteries actually prefer to stay charged. Life is longer when they are charged before being depleted. Very different than NiCd and NiMH.
According to something I read, BMW only uses about 50% of the batteries' capacity. In other words, when it reads 10% remaining, it's more like 55% remaining. I'm sure software manages the cells so they're cycled properly.
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