Tracking the Fuel Economy of's 2013 Honda Civic, 2013 Subaru BRZ staffers have stretched the highway legs of our 2013 Subaru BRZ since the previous update and returned with some impressive fuel-economy numbers. This trip's mileage is the highest we've calculated on a tank of fuel — 35.94 mpg — and embarrasses the EPA's 30 mpg highway rating and bested the onboard trip computer; it recorded 37.3 mpg for that jaunt. Our overall average is up 1.19 mpg thanks to multiple tanks over 30 mpg.  

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The Civic, however, carries over with unchanged highest and lowest mileage numbers as well as the same longest range on a tank of gas. Check out the results in the charts below.

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