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Infiniti · model year 2012

2012 Infiniti M37

Midsize · Rear-Wheel Drive · Gas · EPA class: Midsize Cars

EPA figures · 2012fueleconomy.gov
21MPG combined
18/26MPG city / highway
$3,900fuel a year
423 g CO₂ per mile 3.7 L 6-cyl Automatic (S7)
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.

Where it places

The CarCody take

The 2012 Infiniti M37 is a gasoline midsize car with rear-wheel drive, a 3.7 L 6-cylinder engine and an S7 automatic transmission. Official fuel economy is 18 MPG in the city, 26 MPG on the highway and 21 MPG combined. Its listed EPA annual fuel cost is $3,900, and tailpipe emissions are 423.19 g of CO2 per mile. The M37 is also the listed base model. Buyers comparing fuel use can consider the city, highway and combined ratings alongside the stated annual fuel cost. The engine, drivetrain and transmission details describe this specific M37 configuration, while its EPA class identifies it as a midsize car.

Good to know

  • Midsize car classification
  • 26 MPG highway
  • 21 MPG combined
  • 3.7 L 6-cylinder engine

Watch for

  • 18 MPG city
  • $3,900 annual fuel cost
  • 423.19 g CO2 per mile

Who it suits. It may suit shoppers seeking a gasoline midsize car with rear-wheel drive and a 3.7 L 6-cylinder engine. Its fuel economy ratings and annual fuel cost are useful points for running-cost comparisons.

The M37 is a rear-wheel-drive gasoline midsize car with a 3.7 L 6-cylinder engine and S7 automatic transmission. It is rated at 21 MPG combined, with a listed EPA annual fuel cost of $3,900.

Every figure on record

Efficiency
Combined MPG
21 MPG
City MPG
18 MPG
Highway MPG
26 MPG
Running cost
Annual fuel cost
$3,900
Tailpipe CO₂
423 g per mile
The car
Model year
2012
Body
Car
EPA size class
Midsize Cars
Drive
Rear-Wheel Drive
Powertrain
Engine
3.7 L 6-cyl
Transmission
Automatic (S7)
Fuel
Gasoline

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