Fuel economy of the 2019 Ford Fiesta. 1984 to present Buyer's Guide to Fuel Efficient Cars and Trucks. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks. 2010 Ford Fiesta MPG. 2010 Ford Fiesta Trend Comfort L4 DIESEL Manual 5 Speed Hatchback Added Sep 2019 • 68 Fuel-ups. Property of patak . 47.9 Avg MPG. Ford Fiesta. Power 68 hp. Torque 160 Nm. Gearbox Manual. Fuel Type Diesel. Fuel Tank 45 Liter (12 gal) Fuel Consumption. Urban. 5,3 lt/100km. Ford Fiesta 2004-2008 1.4 TDCi EXI Price in India is Rs 7.88 Lakh. Check out Fiesta 2004-2008 1.4 TDCi EXI colours, Features & Specifications, read Reviews, view Interior Images, & Mileage. Fuel economy of the 2017 Ford Fiesta. 1984 to present Buyer's Guide to Fuel Efficient Cars and Trucks. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks. Average Fuel Mileage 6.7 Powerstroke. The average mpg that 6.7 owners have been reporting is 18 on the highway and only a little drop in the city. City driving per these same owners has been about 15 mpg. Some reports have recorded an average of 17 mpg on the highway so use these figures as a guide only and not as a guarantee. 2014 Ford Fiesta MPG. Based on data from 655 vehicles, 30,499 fuel-ups and 9,085,737 miles of driving, the 2014 Ford Fiesta gets a combined Avg MPG of 31.51 with a 0. EPA Fuel Economy, combined/city/highway (mpg) 30 / 27 / 35. EPA Fuel Economy Equivalent (for hybrid and electric vehicles), combined/city/highway (MPGe) Ford Fiesta Specs for Other Model Years Ohnhs.