Sold the 2006 Kia Sportage w 217,000 miles
Bought a 2014 Nissian Altima 2.5 SV w 49,000.
THe onboard trip computer showed 30mpg avg.
I reset it and have been avgering 34mpg on the road and around town. (50/50)
I got 34mpg going 71 for 15 miles on 130 toll road in Austin tex.
got over 40mpg going 55mph.
only mod: tires at 49psi
windows are already tinted.
I run the ac on auto at 73 degrees
All and all, VERY good mpg without any effort.