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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 4WD FFV

SUV · All-Wheel Drive · Gas · EPA class: Sport Utility Vehicle - 4WD

EPA figures · 2011fueleconomy.gov
20MPG combined
18/23MPG city / highway
$3,350fuel a year
444 g CO₂ per mile 3.0 L 6-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 4WD FFV is a gasoline SUV with all-wheel drive, a 3.0-liter six-cylinder engine, and a six-speed automatic transmission. Its EPA rating is 20 MPG combined, split between 18 city and 23 highway. EPA annual fuel cost is $3,350, with tailpipe CO2 listed at 444.35 grams per mile.

Good to know

  • All-wheel drive in an SUV body
  • 3.0-liter six-cylinder engine
  • Six-speed automatic transmission
  • 23 MPG highway rating

Watch for

  • 20 MPG combined fuel economy
  • 18 MPG city rating
  • EPA annual fuel cost of $3,350
  • 444.35 grams of CO2 per mile

Who it suits. Drivers wanting an all-wheel-drive SUV Those comfortable with 20 MPG combined Highway-focused use at 23 MPG

The 2011 Mercury Mariner 4WD FFV delivers an SUV body, all-wheel drive, and a 3.0-liter six-cylinder engine with a six-speed automatic. Its 20 MPG combined rating is the key ownership number, with 18 MPG in city driving and 23 MPG on the highway. EPA estimates annual fuel cost at $3,350. That makes this a practical match for someone who wants this drivetrain layout and accepts higher gasoline spending than a more efficient vehicle would require.

What it is

This 2011 Mercury Mariner is a Sport Utility Vehicle - 4WD with all-wheel drive. It uses a 3.0-liter six-cylinder engine and a six-speed automatic transmission.

The fuel type is gasoline, and the alternative-fuel designation is FFV.

The numbers

The figure to watch is 20 MPG combined. In EPA terms, that is an estimated 20 miles from each gallon across city and highway driving.

City driving is rated at 18 MPG. Highway driving is rated at 23 MPG, a 5-MPG gap that favors longer highway trips.

What it costs to run

EPA annual fuel cost is $3,350. Your actual bill will depend on how much you drive and the gasoline price you pay.

Tailpipe emissions are listed at 444.35 grams of CO2 per mile.

How it compares

The Mariner's EPA ratings are 20 MPG combined, 18 city, and 23 highway.

Together, those ratings show its split between city and highway fuel use.

Who it suits

This Mariner fits a driver seeking an SUV body with all-wheel drive and automatic operation, while accepting a 20-MPG combined rating.

It makes the most sense when the utility of an SUV and the traction layout matter more than minimizing gasoline use.

Trade-offs

The 3.0-liter six-cylinder and all-wheel-drive setup come with a 20-MPG combined rating. City use is lower at 18 MPG, while highway travel reaches 23 MPG.

The EPA annual fuel-cost figure is $3,350, and the listed tailpipe output is 444.35 grams of CO2 per mile.

Verdict

Choose this Mariner if you want a 2011 SUV with all-wheel drive, a six-cylinder engine, and a six-speed automatic, and you can budget for its fuel use.

Its 20 MPG combined result gives a clear expectation: this is an SUV for drivers who value its body and drivetrain more than low running costs. The $3,350 EPA annual fuel-cost estimate and 444.35-gram-per-mile CO2 figure make that trade-off concrete.

Every figure on record

Efficiency
Combined MPG
20 MPG
City MPG
18 MPG
Highway MPG
23 MPG
Running cost
Annual fuel cost
$3,350
Tailpipe CO₂
444 g per mile
The car
Model year
2011
Body
SUV
EPA size class
Sport Utility Vehicle - 4WD
Drive
All-Wheel Drive
Powertrain
Engine
3.0 L 6-cyl
Transmission
Automatic 6-spd
Fuel
Gasoline

Questions

What is the 2011 Mercury Mariner's combined MPG?

Its EPA combined rating is 20 MPG.

What are its city and highway MPG figures?

It is rated at 18 MPG in the city and 23 MPG on the highway.

What drivetrain does this Mariner use?

It has all-wheel drive and is classified as a Sport Utility Vehicle - 4WD.

What engine and transmission are listed?

The powertrain is a 3.0-liter six-cylinder engine with an automatic six-speed transmission.

What is the EPA annual fuel cost?

The EPA annual fuel-cost figure is $3,350.

What fuel does it use?

The listed fuel is gasoline, with an FFV alternative-fuel designation.

How much tailpipe CO2 does it produce?

Tailpipe CO2 is listed at 444.35 grams per mile.

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