Quote:
Originally Posted by Grovsnus
On the 35i, it doesn't tell you an increase in mpg, but how many extra miles you can go, cumulative for driving with ECOPRO. Here in the cold north, where there's still little advantage to reducing the AC, it's almost always between +0.0 mls and +0.9 mls - it slowly creeps up, and drops down quickly if you have to stop or give gas.
Gaining a mile on a full tank just isn't worth it.
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On my 28i the ECO gain rarely drops but rises cumulatively. I'm using my brain to estimate +3.5 miles after 100 miles is about +1 MPG when I average about 30 MPG HWY without ECO PRO.