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Old 10-13-2012, 03:21 AM   #25 (permalink)
bestclimb
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Join Date: Oct 2009
Location: South Central AK
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escort - '99 ford escort sport
90 day: 42.38 mpg (US)

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Quote:
Originally Posted by UFO View Post
Hands down the coal-fired electricity. Cold engines are ridiculously inefficient and coal plants, while filthy, have a much higher thermal efficiency.

I am willing to admit the comparison between efficiencies does not address the entire question as the 800Wh is not a watt for watt replacement in powering your vehicle.
800 watts of coal fired volts does not move you down the road at the same time though.
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