Mercedes-Benz CLK-Class MPG by Year & Engine (EPA)
EPA fuel-economy ratings for every rated Mercedes-Benz CLK-Class model year from 1998 to 2009 — each engine and transmission with its official city, highway and combined figures. Over these years the CLK-Class has been offered with 3.5L 6-cyl, 5.5L 8-cyl, 6.2L 8-cyl, 5.0L 8-cyl, 5.4L 8-cyl, 3.2L 6-cyl engines; the most efficient version is the 1998 (up to 22 MPG combined). Every rated gas version calls for premium gasoline. Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.
Mercedes-Benz CLK-Class fuel economy by year
| Year | Combined | Engines | Median used price | For sale |
|---|---|---|---|---|
| 2009 | 17–20 MPG | 3.5L 6-cyl, 5.5L 8-cyl | — | — |
| 2008 | 14–20 MPG | 3.5L 6-cyl, 5.5L 8-cyl, 6.2L 8-cyl | — | — |
| 2007 | 14–20 MPG | 3.5L 6-cyl, 5.5L 8-cyl, 6.2L 8-cyl | — | — |
| 2006 | 17–20 MPG | 3.5L 6-cyl, 5.0L 8-cyl, 5.4L 8-cyl | — | — |
| 2005 | 16–21 MPG | 3.2L 6-cyl, 5.0L 8-cyl, 5.4L 8-cyl | — | — |
| 2004 | 16–20 MPG | 3.2L 6-cyl, 5.0L 8-cyl, 5.4L 8-cyl | — | — |
| 2003 | 16–20 MPG | 3.2L 6-cyl, 4.3L 8-cyl, 5.0L 8-cyl, 5.4L 8-cyl | — | — |
| 2002 | 17–20 MPG | 3.2L 6-cyl, 5.4L 8-cyl, 4.3L 8-cyl | — | — |
| 2001 | 18–21 MPG | 3.2L 6-cyl, 4.3L 8-cyl, 5.4L 8-cyl | — | — |
| 2000 | 18–21 MPG | 3.2L 6-cyl, 4.3L 8-cyl | — | — |
| 1999 | 19–21 MPG | 3.2L 6-cyl, 4.3L 8-cyl | — | — |
| 1998 | 22 MPG | 3.2L 6-cyl | — | — |
2009 Mercedes-Benz CLK-Class: engines & MPG
The 2009 CLK-Class was EPA-rated in 4 versions (3.5L 6-cyl, 5.5L 8-cyl), with combined economy from 17 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CLK350 (Cabriolet) | 3.5L 6-cyl | Automatic 7-spd | Premium | 17 | 25 | 20 MPG |
| CLK350 | 3.5L 6-cyl | Automatic 7-spd | Premium | 17 | 25 | 20 MPG |
| CLK550 | 5.5L 8-cyl | Automatic 7-spd | Premium | 15 | 22 | 17 MPG |
| CLK550 (Cabriolet) | 5.5L 8-cyl | Automatic 7-spd | Premium | 15 | 21 | 17 MPG |
2008 Mercedes-Benz CLK-Class: engines & MPG
The 2008 CLK-Class was EPA-rated in 6 versions (3.5L 6-cyl, 5.5L 8-cyl, 6.2L 8-cyl), with combined economy from 14 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CLK350 (Cabriolet) | 3.5L 6-cyl | Automatic 7-spd | Premium | 17 | 25 | 20 MPG |
| CLK350 | 3.5L 6-cyl | Automatic 7-spd | Premium | 17 | 25 | 20 MPG |
| CLK550 (Cabriolet) | 5.5L 8-cyl | Automatic 7-spd | Premium | 15 | 21 | 17 MPG |
| CLK550 | 5.5L 8-cyl | Automatic 7-spd | Premium | 15 | 22 | 17 MPG |
| CLK63 AMG (Cabriolet) | 6.2L 8-cyl | Automatic (S7) | Premium | 12 | 18 | 14 MPG |
| CLK63 AMG | 6.2L 8-cyl | Automatic (S7) | Premium | 12 | 19 | 14 MPG |
2007 Mercedes-Benz CLK-Class: engines & MPG
The 2007 CLK-Class was EPA-rated in 5 versions (3.5L 6-cyl, 5.5L 8-cyl, 6.2L 8-cyl), with combined economy from 14 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CLK350 (Cabriolet) | 3.5L 6-cyl | Automatic 7-spd | Premium | 17 | 25 | 20 MPG |
| CLK350 | 3.5L 6-cyl | Automatic 7-spd | Premium | 17 | 25 | 20 MPG |
| CLK550 | 5.5L 8-cyl | Automatic 7-spd | Premium | 15 | 22 | 17 MPG |
| CLK550 (Cabriolet) | 5.5L 8-cyl | Automatic 7-spd | Premium | 15 | 22 | 17 MPG |
| CLK63 AMG (Cabriolet) | 6.2L 8-cyl | Automatic (S7) | Premium | 12 | 18 | 14 MPG |
2006 Mercedes-Benz CLK-Class: engines & MPG
The 2006 CLK-Class was EPA-rated in 5 versions (3.5L 6-cyl, 5.0L 8-cyl, 5.4L 8-cyl), with combined economy from 17 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CLK350 | 3.5L 6-cyl | Automatic 7-spd | Premium | 17 | 26 | 20 MPG |
| CLK350 (Cabriolet) | 3.5L 6-cyl | Automatic 7-spd | Premium | 16 | 24 | 19 MPG |
| CLK500 (Cabriolet) | 5.0L 8-cyl | Automatic 7-spd | Premium | 15 | 23 | 18 MPG |
| CLK500 | 5.0L 8-cyl | Automatic 7-spd | Premium | 15 | 23 | 18 MPG |
| CLK55 AMG (Cabriolet) | 5.4L 8-cyl | Automatic (S5) | Premium | 15 | 21 | 17 MPG |
2005 Mercedes-Benz CLK-Class: engines & MPG
The 2005 CLK-Class was EPA-rated in 6 versions (3.2L 6-cyl, 5.0L 8-cyl, 5.4L 8-cyl), with combined economy from 16 to 21 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CLK320 | 3.2L 6-cyl | Automatic 5-spd | Premium | 18 | 26 | 21 MPG |
| CLK320 (Cabriolet) | 3.2L 6-cyl | Automatic 5-spd | Premium | 18 | 24 | 20 MPG |
| CLK500 (Cabriolet) | 5.0L 8-cyl | Automatic 7-spd | Premium | 15 | 23 | 18 MPG |
| CLK500 | 5.0L 8-cyl | Automatic 7-spd | Premium | 15 | 23 | 18 MPG |
| CLK55 AMG | 5.4L 8-cyl | Automatic (S5) | Premium | 14 | 21 | 17 MPG |
| CLK55 AMG (Cabriolet) | 5.4L 8-cyl | Automatic (S5) | Premium | 14 | 21 | 16 MPG |
2004 Mercedes-Benz CLK-Class: engines & MPG
The 2004 CLK-Class was EPA-rated in 6 versions (3.2L 6-cyl, 5.0L 8-cyl, 5.4L 8-cyl), with combined economy from 16 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CLK320 (Cabriolet) | 3.2L 6-cyl | Automatic 5-spd | Premium | 18 | 24 | 20 MPG |
| CLK320 | 3.2L 6-cyl | Automatic 5-spd | Premium | 18 | 24 | 20 MPG |
| CLK500 (Cabriolet) | 5.0L 8-cyl | Automatic 5-spd | Premium | 15 | 21 | 17 MPG |
| CLK500 | 5.0L 8-cyl | Automatic 5-spd | Premium | 15 | 21 | 17 MPG |
| CLK55 AMG (Cabriolet) | 5.4L 8-cyl | Automatic 5-spd | Premium | 14 | 20 | 16 MPG |
| CLK55 AMG | 5.4L 8-cyl | Automatic 5-spd | Premium | 14 | 20 | 16 MPG |
2003 Mercedes-Benz CLK-Class: engines & MPG
The 2003 CLK-Class was EPA-rated in 5 versions (3.2L 6-cyl, 4.3L 8-cyl, 5.0L 8-cyl, 5.4L 8-cyl), with combined economy from 16 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CLK320 | 3.2L 6-cyl | Automatic 5-spd | Premium | 17 | 24 | 20 MPG |
| CLK320 (Cabriolet) | 3.2L 6-cyl | Automatic 5-spd | Premium | 17 | 25 | 20 MPG |
| CLK430 (Cabriolet) | 4.3L 8-cyl | Automatic 5-spd | Premium | 16 | 22 | 18 MPG |
| CLK500 | 5.0L 8-cyl | Automatic 5-spd | Premium | 15 | 21 | 17 MPG |
| CLK55 AMG | 5.4L 8-cyl | Automatic 5-spd | Premium | 14 | 20 | 16 MPG |
2002 Mercedes-Benz CLK-Class: engines & MPG
The 2002 CLK-Class was EPA-rated in 6 versions (3.2L 6-cyl, 5.4L 8-cyl, 4.3L 8-cyl), with combined economy from 17 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CLK320 (Cabriolet) | 3.2L 6-cyl | Automatic 5-spd | Premium | 17 | 24 | 20 MPG |
| CLK320 | 3.2L 6-cyl | Automatic 5-spd | Premium | 18 | 25 | 20 MPG |
| CLK55 AMG | 5.4L 8-cyl | Automatic 5-spd | Premium | 16 | 22 | 18 MPG |
| CLK430 | 4.3L 8-cyl | Automatic 5-spd | Premium | 16 | 22 | 18 MPG |
| CLK430 (Cabriolet) | 4.3L 8-cyl | Automatic 5-spd | Premium | 16 | 22 | 18 MPG |
| CLK55 AMG (Cabriolet) | 5.4L 8-cyl | Automatic 5-spd | Premium | 14 | 21 | 17 MPG |
2001 Mercedes-Benz CLK-Class: engines & MPG
The 2001 CLK-Class was EPA-rated in 5 versions (3.2L 6-cyl, 4.3L 8-cyl, 5.4L 8-cyl), with combined economy from 18 to 21 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CLK320 | 3.2L 6-cyl | Automatic 5-spd | Premium | 18 | 26 | 21 MPG |
| CLK320 (Cabriolet) | 3.2L 6-cyl | Automatic 5-spd | Premium | 18 | 25 | 20 MPG |
| CLK430 | 4.3L 8-cyl | Automatic 5-spd | Premium | 16 | 23 | 19 MPG |
| CLK430 (Cabriolet) | 4.3L 8-cyl | Automatic 5-spd | Premium | 16 | 22 | 18 MPG |
| CLK55 AMG | 5.4L 8-cyl | Automatic 5-spd | Premium | 16 | 22 | 18 MPG |
2000 Mercedes-Benz CLK-Class: engines & MPG
The 2000 CLK-Class was EPA-rated in 4 versions (3.2L 6-cyl, 4.3L 8-cyl), with combined economy from 18 to 21 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CLK320 | 3.2L 6-cyl | Automatic 5-spd | Premium | 18 | 26 | 21 MPG |
| CLK320 (Cabriolet) | 3.2L 6-cyl | Automatic 5-spd | Premium | 17 | 25 | 20 MPG |
| CLK430 | 4.3L 8-cyl | Automatic 5-spd | Premium | 16 | 23 | 19 MPG |
| CLK430 (Cabriolet) | 4.3L 8-cyl | Automatic 5-spd | Premium | 15 | 22 | 18 MPG |
1999 Mercedes-Benz CLK-Class: engines & MPG
The 1999 CLK-Class was EPA-rated in 3 versions (3.2L 6-cyl, 4.3L 8-cyl), with combined economy from 19 to 21 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CLK320 | 3.2L 6-cyl | Automatic 5-spd | Premium | 18 | 26 | 21 MPG |
| CLK320 Cabriolet | 3.2L 6-cyl | Automatic 5-spd | Premium | 17 | 25 | 20 MPG |
| CLK430 | 4.3L 8-cyl | Automatic 5-spd | Premium | 16 | 23 | 19 MPG |
1998 Mercedes-Benz CLK-Class: engines & MPG
The 1998 CLK-Class was EPA-rated in 1 version (3.2L 6-cyl), with combined economy of 22 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CLK320 | 3.2L 6-cyl | Automatic 5-spd | Premium | 19 | 27 | 22 MPG |
Frequently asked questions
What MPG does a Mercedes-Benz CLK-Class get?
Depending on year and engine, EPA combined ratings for the CLK-Class range from 20 to 22 MPG. The most efficient rated version is the 1998 model year.
What engines does the 2009 Mercedes-Benz CLK-Class have?
The 2009 CLK-Class was EPA-rated with 3.5L 6-cyl, 5.5L 8-cyl engines — see the 2009 table above for each version's exact city/highway figures.
Does the Mercedes-Benz CLK-Class require premium gas?
Yes — every EPA-rated gas CLK-Class version specifies premium gasoline.
https://vehisales.com/research/fuel-economy/mercedes-benz/clk-class.
See also: Mercedes-Benz CLK-Class hub — live listings, prices & reliability · Used Mercedes-Benz CLK-Class prices by year · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].