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Subaru WRX vs. Mercedes-Benz B-Class MPG

Chart is based on 36 fuel economy reports for the Subaru WRX and 10 fuel economy reports for the Mercedes-Benz B-Class.

Subaru WRX MPG

Subaru WRX Subaru WRX 2018 23.6 MPG Highway Percentage 19 percent Subaru WRX Subaru WRX 2017 22.6 MPG Highway Percentage 6 percent Subaru WRX Subaru WRX 2016 21.5 MPG Highway Percentage 38 percent Subaru WRX Subaru WRX 2016 23.6 MPG Highway Percentage 18 percent Subaru WRX Subaru WRX 2015 30.5 MPG Highway Percentage 85 percent
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2018 4dr Sedan turbocharged 268hp 2.0L H4
6-speed manual AWD
flat med none 0 0 81 19 60 23.6  
2017 4dr Sedan turbocharged 305hp 2.5L H4
6-speed manual AWD
hills med light 25 12 58 6 61 22.6  
2016 4dr Sedan turbocharged 305hp 2.5L H4
6-speed manual AWD
hills med light 3 25 35 38 60 21.5  
2016 4dr Sedan turbocharged 268hp 2.0L H4
8-speed shiftable CVT AWD
hills med none 8 10 65 18 63 23.6  
2015 4dr Sedan turbocharged 268hp 2.0L H4
6-speed manual AWD
flat med light 2 3 11 85 63 30.5  

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This page shows only averages. See all the Subaru WRX fuel economy data.

Mercedes-Benz B-Class MPG

Mercedes-Benz B-Class Mercedes-Benz B-Class 2013 28.3 MPG Highway Percentage 42 percent Mercedes-Benz B-Class Mercedes-Benz B-Class 2009 28.0 MPG Highway Percentage 25 percent Mercedes-Benz B-Class Mercedes-Benz B-Class 2008 29.4 MPG Highway Percentage 10 percent Mercedes-Benz B-Class Mercedes-Benz B-Class 2007 26.1 MPG Highway Percentage 20 percent Mercedes-Benz B-Class Mercedes-Benz B-Class 2006 47.0 MPG Highway Percentage 96 percent
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2013 4dr Hatch turbocharged 208hp 2.0L I4
7-speed automated manual FWD
hills light light 17 18 23 42 107 28.3  
2009 4dr Hatch 94-horsepower 1.5L I4
7-speed shiftable CVT FWD
flat light none 10 30 35 25 120 28.0  
2008 4dr Hatch turbocharged 193hp 2.0L I4
7-speed shiftable CVT FWD
flat light none 40 25 25 10 100 29.4  
2007 4dr Hatch 134-horsepower 2.0L I4
7-speed shiftable CVT FWD
flat med none 10 0 70 20 110 26.1  
2006 4dr Hatch turbocharged 138hp 2.0L I4 Diesel
7-speed shiftable CVT FWD
flat v.lt light 1 1 2 96 110 47.0  

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Subaru WRX vs. Mercedes-Benz B-Class MPG

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 Subaru WRX and Mercedes-Benz B-Class's where a car was driven. So you can get an idea of their real-world MPG based on how and where you drive a car.

See TrueDelta's information for all Sedans
See TrueDelta's information for all Subaru models and Mercedes-Benz models.

What Our Members Are Saying about the Real Gas Mileage of the Subaru WRX

Subaru WRX Real Gas Mileage: Pros
YearBody/PowertrainComment
2015 4dr Sedan turbocharged 268hp 2.0L H4
6-speed manual AWD
3 out of 5: I average about 24 MPG in 50/50 mixed city/hwy. About 18 MPG in stricly city. About 28 MPG in strictly hwy. Have even seen 30-32 MPG if just cruising at hwy speeds of 65-75 MPH. see full Subaru WRX review
 

What Our Members Are Saying about the Real Gas Mileage of the Mercedes-Benz B-Class

Mercedes-Benz B-Class Real Gas Mileage: Pros
YearBody/PowertrainComment
2009 4dr Hatch 134-horsepower 2.0L I4
7-speed shiftable CVT FWD
Awesome fuel economy if driven properly. I average 6.7L/100 km on highway and 8.2L/100 km in city, bring my combined fuel economy to 7.5L/100 km. see full Mercedes-Benz B-Class review