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Mercury Mariner

Photo: Mercury Mariner by IFCAR, Public domain, via Wikimedia Commons. It shows the model, not always this exact version.

Mercury · model year 2011

2011 Mercury Mariner FWD

SUV · Front-Wheel Drive · Gas · EPA class: Sport Utility Vehicle - 2WD

EPA figures · 2011fueleconomy.gov
23MPG combined
21/27MPG city / highway
$2,900fuel a year
386 g CO₂ per mile 2.5 L 4-cyl Automatic 6-spd
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 2011 Mercury Mariner FWD is a gasoline SUV with front-wheel drive, a 2.5-liter four-cylinder engine, and a six-speed automatic transmission. It returns 23 MPG combined, with 21 MPG city and 27 MPG highway. Its listed annual fuel cost is $2,900, and tailpipe emissions are 386.39 grams of CO2 per mile.

Good to know

  • 27 MPG highway rating
  • Front-wheel drive
  • Six-speed automatic transmission
  • 2.5-liter four-cylinder engine

Watch for

  • 21 MPG city rating
  • 23 MPG combined
  • $2,900 listed annual fuel cost
  • 386.39 grams of CO2 per mile

Who it suits. SUV buyers who want front-wheel drive Drivers with regular highway travel Those comfortable with gasoline power

Choose the Mariner FWD if an SUV shape and front-wheel drive match your daily needs, and your routes include enough highway miles to approach 27 MPG. Budget around $2,900 in listed yearly fuel cost. The 2.5-liter four-cylinder and six-speed automatic make this a conventional gasoline choice, while the 21 MPG city rating and its CO2 figure matter more for mostly urban drivers.

What it is

The 2011 Mercury Mariner FWD is a Sport Utility Vehicle - 2WD. It uses front-wheel drive, a 2.5 L four-cylinder gasoline engine, and a six-speed automatic transmission.

The numbers

The defining figure is 23 MPG combined. That blends the Mariner's 21 MPG city rating with its 27 MPG highway rating. Expect the highway number on steady open-road trips and the lower city number in stop-and-go driving.

What it costs to run

The listed annual fuel cost is $2,900. Tailpipe emissions are 386.39 grams of CO2 per mile.

How it compares

The Mariner's 23 combined MPG provides its running-cost baseline. Its 21 city and 27 highway figures show a six-MPG gap between urban and open-road driving.

Who it suits

This Mariner suits a buyer who wants an SUV body with front-wheel drive and a conventional gasoline powertrain. It fits drivers who value the higher 27 MPG highway figure more than the 21 MPG city result.

Trade-offs

The four-cylinder engine and automatic transmission keep the setup straightforward, but fuel use remains 23 MPG combined. City driving is rated at 21 MPG, while the gasoline engine produces 386.39 grams of CO2 per mile.

Verdict

Choose the Mariner FWD if an SUV shape and front-wheel drive match your daily needs, and your routes include enough highway miles to approach 27 MPG. Budget around $2,900 in listed yearly fuel cost. The 2.5-liter four-cylinder and six-speed automatic make this a conventional gasoline choice, while the 21 MPG city rating and its CO2 figure matter more for mostly urban drivers.

Every figure on record

Efficiency
Combined MPG
23 MPG
City MPG
21 MPG
Highway MPG
27 MPG
Running cost
Annual fuel cost
$2,900
Tailpipe CO₂
386 g per mile
The car
Model year
2011
Body
SUV
EPA size class
Sport Utility Vehicle - 2WD
Drive
Front-Wheel Drive
Powertrain
Engine
2.5 L 4-cyl
Transmission
Automatic 6-spd
Fuel
Gasoline

Questions

What is the 2011 Mercury Mariner FWD's combined MPG?

It is rated at 23 MPG combined.

What are its city and highway MPG ratings?

The Mariner FWD is rated at 21 MPG city and 27 MPG highway.

How much is its annual fuel cost?

The listed annual fuel cost is $2,900.

What engine and transmission does it use?

It has a 2.5 L four-cylinder gasoline engine with a six-speed automatic transmission.

Is the 2011 Mariner FWD front-wheel drive?

Yes. The model uses front-wheel drive and is classified as a Sport Utility Vehicle - 2WD.

How much tailpipe CO2 does it produce?

Its tailpipe CO2 figure is 386.39 grams per mile.

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