Quote:
Originally Posted by n55x3
I'll admit, I've been pretty lazy in regards to manually calculating the MPG. When we got the X3 over a year ago I did do a couple manual calcs and it was relatively close, like within 1 mpg if I remember correctly. I should try it again though just for the heck of it.
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All of my manual calculations have been +/- 1 mpg. Most of the time, it's been just under the value reported by the trip computer, but YMMV, as they say.