Mar 18, 2009 #1 T TheKyle New member Joined Jul 25, 2008 Messages 13 Reaction score 0 Points 1 Rolling the windows down? Or using the AC? I know AC compressor takes horse power and windows down can create drag. So my question is which uses less power?
Rolling the windows down? Or using the AC? I know AC compressor takes horse power and windows down can create drag. So my question is which uses less power?
Mar 18, 2009 #2 V Vipassana Member Joined Jun 5, 2008 Messages 244 Reaction score 0 Points 16 The difference is less than 0.01 gallon per mile. Do whichever you like. Sure, you're technically losing mpg. But it's so minuscule, that you'll never notice it. They tested this several times on Mythbusters, as well a few websites.
The difference is less than 0.01 gallon per mile. Do whichever you like. Sure, you're technically losing mpg. But it's so minuscule, that you'll never notice it. They tested this several times on Mythbusters, as well a few websites.
Mar 18, 2009 #3 V Vipassana Member Joined Jun 5, 2008 Messages 244 Reaction score 0 Points 16 The difference is less than 0.01 gallon per mile. Do whichever you like. Sure, you're technically losing mpg. But it's so minuscule, that you'll never notice it. They tested this several times on Mythbusters, as well a few websites.
The difference is less than 0.01 gallon per mile. Do whichever you like. Sure, you're technically losing mpg. But it's so minuscule, that you'll never notice it. They tested this several times on Mythbusters, as well a few websites.