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2009 Infiniti M45x
8 cyl, 4.5 L
Automatic (S5)
Premium Gasoline
EPA Fuel Economy
Miles per Gallon
Premium Gasoline
16
Combined
14

City

20

Highway

Fuel Economics Additional Information
 Premium Gasoline
Cost to Drive 25 Miles $5.88
Fuel to Drive 25 Miles 1.56 gal
Cost to Fill the Tank $67.68
Miles on a Tank 288 miles
Tank Size 20.0 gal
Annual Fuel Cost* $3525
Vehicle Specification Data
EPA Size Class Additional Information Large Cars
Drive 4-Wheel or All-Wheel Drive
Gas Guzzler yes
Turbocharger no
Supercharger no
Passenger Volume 105ft3 (4-door)
Luggage Volume 15ft3 (4-door)
Engine Descriptor Additional Information
Transmission Descriptor Additional Information CLKUP

Annual Fuel Costs are based on 45% highway driving, 55% city driving, and 15000 annual miles. Assumed Fuel Prices:

  • Regular: 3.48
  • Midgrade: 3.61
  • Premium: 3.76
  • Diesel: 3.86
  • CNG: 2.09
  • Electricity: 0.12 per kilowatt hour
  • E85: 3.19
  • LPG: 3.06