11 ft 3 (4 door) 17 ft 3 (Hatchback) Fuel Type. Regular Gasoline. Engine Descriptor. Transmission Descriptor. Fuel Economy of the 2008 Mazda 3. Compare the gas mileage and greenhouse gas emissions of the 2008 Mazda 3 side-by-side with other cars and trucks. Mazda Mazda6. Price $27,550 – $39,500. Fuel consumption 6.7 – 10.0 L/100km. The Car Guide rating 72%(view ratings) Specifications. Payments Compare. The Mazda6 stands out from other midsize 2007 Mazda 3 Sedan 2.3L with manual trans. I get about 25-27mpg when doing mostly city driving (would probably be worse if I lived in a more congested city) and around 30mpg when doing mostly highway driving. Your MPGs seem really low, unless you spend a lot of time in slow moving, congested traffic. 2008 Mazda 6 Luxury Sports Hatch 2.5l Petrol Automatic - $46,910; • Fuel Capacity: 64 litres • Fuel Consumption: 8.8l / 100km (combined average) • Fuel Type: 98 octane PULP Tailpipe Emissions. 5.3 tons CO 2. 3 i Sport. vs. 5.3 tons. Avg. Compact Car. Yearly estimate based on your driving miles. Learn more about 2008 Mazda 3. See all for sale. Mazda 6 I Hatchback (Typ GG/GY/GG1) | Technical Specs, Fuel consumption, Space, Volume and weights, Power, Maximum speed, Torque, Acceleration 0 - 100 km/h, Engine displacement, Drive wheel Here are some Mazda 6 fuel economy facts: Miles driven: 20025 (in 11 months) Best tank: 30.2 mpg (EPA highway = 30 mpg) Had I been in the first-generation Mazda 6 (2003-2008) that I liked to ywX84f.