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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 2008

2008 Mercury Mariner Hybrid 4WD

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

EPA figures · 2008fueleconomy.gov
28MPG combined
29/27MPG city / highway
$2,400fuel a year
317 g CO₂ per mile 2.3 L 4-cyl Automatic (variable gear ratios)
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 2008 Mercury Mariner Hybrid 4WD is a gasoline-powered SUV with a 2.3-liter four-cylinder engine, hybrid system, and automatic transmission with variable gear ratios. Its EPA figures are 29 MPG city, 27 MPG highway, and 28 MPG combined. EPA annual fuel cost is $2,400, with tailpipe emissions of 317.39 grams per mile.

Good to know

  • 28 MPG combined EPA rating
  • 29 MPG city and 27 MPG highway
  • Hybrid gasoline powertrain
  • Four-wheel or all-wheel drive
  • Automatic transmission with variable gear ratios

Watch for

  • EPA annual fuel cost is $2,400
  • Highway rating is 27 MPG
  • Tailpipe CO2 is 317.39 grams per mile
  • Uses a 2.3-liter four-cylinder gasoline engine

Who it suits. Drivers wanting a hybrid SUV with four-wheel or all-wheel drive Mixed city and highway driving

The 2008 Mercury Mariner Hybrid 4WD makes sense for someone seeking a gasoline hybrid SUV with four-wheel or all-wheel drive. Its 28 MPG combined result comes from very similar city and highway ratings, so neither setting changes the official picture much. The yearly fuel estimate is $2,400, and the listed tailpipe output is 317.39 grams per mile. Consider it when those drivetrain and body choices matter more than chasing a distinctly higher highway or city number.

What it is

This 2008 Mercury Mariner is a sport utility vehicle with four-wheel or all-wheel drive. It uses a gasoline hybrid powertrain built around a 2.3-liter four-cylinder engine.

The transmission is automatic with variable gear ratios.

The numbers

The defining figure is 28 MPG combined. EPA city and highway ratings are close: 29 MPG in city driving and 27 MPG on the highway.

That small spread gives a similar official fuel figure across both driving types.

What it costs to run

EPA puts annual fuel cost at $2,400. The estimate is tied to this model's gasoline use and its 28 MPG combined rating.

Tailpipe carbon dioxide is listed at 317.39 grams per mile.

How it compares

For a wider look at Mercury models and their EPA figures, see Mercury cars. Compare the Mariner's 28 MPG combined rating with the city and highway figures of the vehicles you are considering.

Who it suits

This Mariner suits a driver who wants SUV body style, four-wheel or all-wheel drive, and hybrid gasoline power in one vehicle.

Its nearly even city and highway ratings fit driving that mixes both types of roads.

Trade-offs

Four-wheel or all-wheel drive is paired with a 28 MPG combined rating. Highway economy is 27 MPG, two MPG below its city rating.

The gasoline hybrid setup keeps the official combined figure at 28 MPG, while emissions are 317.39 grams per mile.

Verdict

Choose this Mariner if your priorities are an SUV shape, four-wheel or all-wheel drive, and a hybrid gasoline system. The official numbers are consistent between city and highway use, at 29 and 27 MPG. Budget $2,400 in EPA annual fuel cost, and expect the listed 317.39 grams of tailpipe carbon dioxide per mile. It is a straightforward fit for drivers who value drivetrain traction and balanced fuel figures over a single standout road rating.

Every figure on record

Efficiency
Combined MPG
28 MPG
City MPG
29 MPG
Highway MPG
27 MPG
Running cost
Annual fuel cost
$2,400
Tailpipe CO₂
317 g per mile
The car
Model year
2008
Body
SUV
EPA size class
Sport Utility Vehicle - 4WD
Drive
4-Wheel or All-Wheel Drive
Powertrain
Engine
2.3 L 4-cyl
Transmission
Automatic (variable gear ratios)
Fuel
Gasoline

Questions

What is the 2008 Mercury Mariner Hybrid 4WD's combined MPG?

Its EPA combined rating is 28 MPG.

What are its city and highway MPG figures?

EPA rates it at 29 MPG city and 27 MPG highway.

What fuel does this Mariner use?

It uses gasoline and has a hybrid powertrain.

What drivetrain does it have?

The Mariner Hybrid 4WD has four-wheel or all-wheel drive.

How much is its EPA annual fuel cost?

EPA lists annual fuel cost at $2,400.

What engine and transmission are used?

It has a 2.3-liter four-cylinder engine and an automatic transmission with variable gear ratios.

How much tailpipe CO2 does it emit?

The listed tailpipe CO2 figure is 317.39 grams per mile.

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