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Mercedes-Benz C-Class Fuel Economy (g/100m)

g/100m Number of Vehicles
4 gallons per 100 meters 5 vehicles
5 gallons per 100 meters 1 vehicles
6 gallons per 100 meters 2 vehicles
7 gallons per 100 meters 0 vehicles
8 gallons per 100 meters 0 vehicles
9 gallons per 100 meters 0 vehicles
10 gallons per 100 meters 0 vehicles
11 gallons per 100 meters 0 vehicles
12 gallons per 100 meters 0 vehicles
13 gallons per 100 meters 0 vehicles
14 gallons per 100 meters 0 vehicles
15 gallons per 100 meters 0 vehicles
16 gallons per 100 meters 0 vehicles
17 gallons per 100 meters 0 vehicles
18 gallons per 100 meters 0 vehicles
19 gallons per 100 meters 1 vehicles
20 gallons per 100 meters 0 vehicles
21 gallons per 100 meters 1 vehicles
22 gallons per 100 meters 1 vehicles
23 gallons per 100 meters 0 vehicles
24 gallons per 100 meters 0 vehicles
25 gallons per 100 meters 0 vehicles
26 gallons per 100 meters 0 vehicles
27 gallons per 100 meters 0 vehicles
28 gallons per 100 meters 0 vehicles
29 gallons per 100 meters 0 vehicles
30 gallons per 100 meters 0 vehicles
31 gallons per 100 meters 1 vehicles
Model Year Body/Powertrain g/100m  
2009 2009 4dr Sedan 268-hp 3.5L V6 7-sp shiftable automatic RWD 30.6
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With the turbocharged 190kW 2.0L I4 engine, 9-speed shiftable automatic transmission, and rear-wheel drive, the 2009 Mercedes-Benz C-Class has been averaging 30.6 L/100km (liters per 100 kilometers).

The 2009 Mercedes-Benz C-Classes in this analysis were driven mostly on the highway at an average speed of 180 kilometers per hour (about 40 percent of the kilometers driven). The rest of the kilometers were in the city (40 percent), in heavy traffic (5 percent), and in the suburbs (0 percent).

In addition, the average 2009 Mercedes-Benz C-Class in this analysis was driven on mountainous terrain with a lead foot and the AC on only some of the time.
2009 2009 4dr Sedan 248-hp 3.5L V6 7-sp shiftable automatic AWD 3.84
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2009 2009 4dr Sedan 228-hp 3.0L V6 7-sp shiftable automatic RWD 4.73
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2009 2009 4dr Sedan turbocharged 168hp 2.1L I4 Diesel 6-sp manual RWD 18.8
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2009 2009 4dr Sedan supercharged 181hp 1.8L I4 5-sp shiftable automatic RWD 21.2
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What Our Members Are Saying about the Real Gas Mileage of the 2009 Mercedes-Benz C-Class

2009 Mercedes-Benz C-Class Real Gas Mileage: Pros
YearBody/PowertrainComment
2009 4dr Sedan supercharged 181hp 1.8L I4
5-speed shiftable automatic RWD		 Excellent highway economy for a luxury car. see full Mercedes-Benz C-Class review
2009 Mercedes-Benz C-Class Real Gas Mileage: Cons
YearBody/PowertrainComment
2008 4dr Sedan 268-horsepower 3.5L V6
7-speed shiftable automatic RWD		 Slow to downshift, so-so fuel economy in the city. Should really have 30 more horsepower. see full Mercedes-Benz C-Class review
2008 4dr Sedan 228-horsepower 3.0L V6
7-speed shiftable automatic RWD		 Fuel economy is about averge for this type of car, perhaps a bit less, but not a major deal. see full Mercedes-Benz C-Class review
 

2009 Mercedes-Benz C-Class Gas Mileage (g/100m)

Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the Mercedes-Benz C-Class's real-world g/100m based on how and where you drive a car.