Mercury Mariner MPG by Year & Engine (EPA)
EPA fuel-economy ratings for every rated Mercury Mariner model year from 2005 to 2011 — each engine and transmission with its official city, highway and combined figures. Over these years the Mariner has been offered with 2.5L 4-cyl, 3.0L 6-cyl, 2.3L 4-cyl engines; the most efficient version is the 2011 (up to 32 MPG combined). All rated gas versions run on regular gasoline. Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.
Mercury Mariner fuel economy by year
| Year | Combined | Engines | Median used price | For sale |
|---|---|---|---|---|
| 2011 | 20–32 MPG | 2.5L 4-cyl, 3.0L 6-cyl | — | — |
| 2010 | 20–32 MPG | 2.5L 4-cyl, 3.0L 6-cyl | — | — |
| 2009 | 20–32 MPG | 2.5L 4-cyl, 3.0L 6-cyl | — | — |
| 2008 | 19–32 MPG | 2.3L 4-cyl, 3.0L 6-cyl | — | — |
| 2007 | 19–27 MPG | 2.3L 4-cyl, 3.0L 6-cyl | — | — |
| 2006 | 19–27 MPG | 2.3L 4-cyl, 3.0L 6-cyl | — | — |
| 2005 | 18–21 MPG | 2.3L 4-cyl, 3.0L 6-cyl | — | — |
2011 Mercury Mariner: engines & MPG
The 2011 Mariner was EPA-rated in 6 versions (2.5L 4-cyl, 3.0L 6-cyl), with combined economy from 20 to 32 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Mariner Hybrid FWD | 2.5L 4-cyl | Automatic (variable gear ratios) | Regular | 34 | 30 | 32 MPG |
| Mariner Hybrid 4WD | 2.5L 4-cyl | Automatic (variable gear ratios) | Regular | 30 | 27 | 29 MPG |
| Mariner FWD | 2.5L 4-cyl | Automatic 6-spd | Regular | 21 | 27 | 23 MPG |
| Mariner 4WD | 2.5L 4-cyl | Automatic 6-spd | Regular | 20 | 26 | 22 MPG |
| Mariner FWD FFV | 3.0L 6-cyl | Automatic 6-spd | Regular | 19 | 25 | 21 MPG |
| Mariner 4WD FFV | 3.0L 6-cyl | Automatic 6-spd | Regular | 18 | 23 | 20 MPG |
2010 Mercury Mariner: engines & MPG
The 2010 Mariner was EPA-rated in 6 versions (2.5L 4-cyl, 3.0L 6-cyl), with combined economy from 20 to 32 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Mariner Hybrid FWD | 2.5L 4-cyl | Automatic (variable gear ratios) | Regular | 34 | 31 | 32 MPG |
| Mariner Hybrid 4WD | 2.5L 4-cyl | Automatic (variable gear ratios) | Regular | 30 | 27 | 29 MPG |
| Mariner FWD | 2.5L 4-cyl | Automatic 6-spd | Regular | 21 | 28 | 23 MPG |
| Mariner 4WD | 2.5L 4-cyl | Automatic 6-spd | Regular | 20 | 26 | 22 MPG |
| Mariner FWD FFV | 3.0L 6-cyl | Automatic 6-spd | Regular | 19 | 25 | 21 MPG |
| Mariner 4WD FFV | 3.0L 6-cyl | Automatic 6-spd | Regular | 18 | 23 | 20 MPG |
2009 Mercury Mariner: engines & MPG
The 2009 Mariner was EPA-rated in 6 versions (2.5L 4-cyl, 3.0L 6-cyl), with combined economy from 20 to 32 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Mariner Hybrid FWD | 2.5L 4-cyl | Automatic (variable gear ratios) | Regular | 34 | 31 | 32 MPG |
| Mariner Hybrid 4WD | 2.5L 4-cyl | Automatic (variable gear ratios) | Regular | 29 | 27 | 28 MPG |
| Mariner FWD | 2.5L 4-cyl | Automatic 6-spd | Regular | 20 | 28 | 23 MPG |
| Mariner FWD | 3.0L 6-cyl | Automatic 6-spd | Regular | 18 | 26 | 21 MPG |
| Mariner 4WD | 2.5L 4-cyl | Automatic 6-spd | Regular | 19 | 25 | 21 MPG |
| Mariner 4WD | 3.0L 6-cyl | Automatic 6-spd | Regular | 17 | 24 | 20 MPG |
2008 Mercury Mariner: engines & MPG
The 2008 Mariner was EPA-rated in 6 versions (2.3L 4-cyl, 3.0L 6-cyl), with combined economy from 19 to 32 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Mariner Hybrid FWD | 2.3L 4-cyl | Automatic (variable gear ratios) | Regular | 34 | 30 | 32 MPG |
| Mariner Hybrid 4WD | 2.3L 4-cyl | Automatic (variable gear ratios) | Regular | 29 | 27 | 28 MPG |
| Mariner FWD | 2.3L 4-cyl | Automatic 4-spd | Regular | 20 | 26 | 22 MPG |
| Mariner 4WD | 2.3L 4-cyl | Automatic 4-spd | Regular | 19 | 24 | 21 MPG |
| Mariner FWD | 3.0L 6-cyl | Automatic 4-spd | Regular | 18 | 24 | 20 MPG |
| Mariner 4WD | 3.0L 6-cyl | Automatic 4-spd | Regular | 17 | 22 | 19 MPG |
2007 Mercury Mariner: engines & MPG
The 2007 Mariner was EPA-rated in 5 versions (2.3L 4-cyl, 3.0L 6-cyl), with combined economy from 19 to 27 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Mariner Hybrid 4WD | 2.3L 4-cyl | Automatic (variable gear ratios) | Regular | 28 | 27 | 27 MPG |
| Mariner FWD | 2.3L 4-cyl | Automatic 4-spd | Regular | 20 | 24 | 21 MPG |
| Mariner FWD | 3.0L 6-cyl | Automatic 4-spd | Regular | 18 | 23 | 20 MPG |
| Mariner 4WD | 2.3L 4-cyl | Automatic 4-spd | Regular | 18 | 23 | 20 MPG |
| Mariner 4WD | 3.0L 6-cyl | Automatic 4-spd | Regular | 17 | 21 | 19 MPG |
2006 Mercury Mariner: engines & MPG
The 2006 Mariner was EPA-rated in 5 versions (2.3L 4-cyl, 3.0L 6-cyl), with combined economy from 19 to 27 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Mariner Hybrid 4WD | 2.3L 4-cyl | Automatic (variable gear ratios) | Regular | 28 | 26 | 27 MPG |
| Mariner FWD | 2.3L 4-cyl | Automatic 4-spd | Regular | 20 | 23 | 21 MPG |
| Mariner 4WD | 2.3L 4-cyl | Automatic 4-spd | Regular | 18 | 22 | 20 MPG |
| Mariner FWD | 3.0L 6-cyl | Automatic 4-spd | Regular | 18 | 23 | 20 MPG |
| Mariner 4WD | 3.0L 6-cyl | Automatic 4-spd | Regular | 17 | 21 | 19 MPG |
2005 Mercury Mariner: engines & MPG
The 2005 Mariner was EPA-rated in 4 versions (2.3L 4-cyl, 3.0L 6-cyl), with combined economy from 18 to 21 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Mariner 2WD | 2.3L 4-cyl | Automatic 4-spd | Regular | 19 | 24 | 21 MPG |
| Mariner 4WD | 2.3L 4-cyl | Automatic 4-spd | Regular | 17 | 21 | 19 MPG |
| Mariner 2WD | 3.0L 6-cyl | Automatic 4-spd | Regular | 17 | 23 | 19 MPG |
| Mariner 4WD | 3.0L 6-cyl | Automatic 4-spd | Regular | 16 | 21 | 18 MPG |
Frequently asked questions
What MPG does a Mercury Mariner get?
Depending on year and engine, EPA combined ratings for the Mariner range from 21 to 32 MPG. The most efficient rated version is the 2011 model year.
What engines does the 2011 Mercury Mariner have?
The 2011 Mariner was EPA-rated with 2.5L 4-cyl, 3.0L 6-cyl engines — see the 2011 table above for each version's exact city/highway figures.
Does the Mercury Mariner require premium gas?
No — rated versions run on regular gasoline.
Is there a hybrid or electric Mariner?
Yes — the ratings above include hybrid versions; look for them in the per-year tables.
https://vehisales.com/research/fuel-economy/mercury/mariner.
See also: Mercury Mariner hub — live listings, prices & reliability · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].