- Newest year: 2006
- Gas
- Large cars
2001-2006 Lexus LS MPG & Fuel Cost
6 model years · 18–19 MPG combined
15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)
Cheaper to fuel than 4 of 10 large car configurations, MY2006. Ranked against all rated configurations, not sales-weighted.
2001-2006 Lexus LS at a glance
The 2001-2006 Lexus LS covers 6 model years in the EPA database (6 configurations in all), rated 18–19 MPG combined. The newest model year, 2006, costs about $4,230 a year to fuel for its most efficient version, the 430 4.3L 8-cyl RWD (19 MPG), at premium gasoline $5.36/gal (U.S. average, Sep 2026). EPA changed the ratings in 2002, 2003, 2004 and 2006; 2005 repeat the values of the year before. The best combined rating in the generation, 19 MPG, was reached in 2001, 2002, 2003 and 2006.
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
2001-2006 Lexus LS by model year
| Model year | Powertrains | Combined | $/yr | EPA ratings |
|---|---|---|---|---|
| 2006 | Gas | 19 MPG | $4,230 | Ratings changed |
| 2005 | Gas | 18 MPG | $4,460 | Same EPA ratings as 2004 |
| 2004 | Gas | 18 MPG | $4,460 | Ratings changed |
| 2003 | Gas | 19 MPG | $4,230 | Ratings changed |
| 2002 | Gas | 19 MPG | $4,230 | Ratings changed |
| 2001 | Gas | 19 MPG | $4,230 | First year |
What the 2006 430 4.3L 8-cyl RWD costs to drive
Per month
$353
$4,230 a year ÷ 12
Per 25 miles
$7.05
Per 100 miles
$28.20
Five years
$21,150
5 × the yearly cost, prices held at today's level
vs the large car median
$600more a year
Class median $3,630 a year, MY2006
Based on 15,000 miles a year and premium gasoline $5.36/gal (U.S. average, Sep 2026).
2006 Lexus LS MPG
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
Versus 2005: The most efficient configuration moves from 18 to 19 MPG, up 1. Its annual cost goes from $4,460 to $4,230, $230 less.
Gas configurations (1)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| 430 (Most efficient) | 4.3L 8-cyl | RWD | 16 | 23 | 19 | $4,230 |
1 configuration requires or recommends higher-octane gasoline and is costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2005 Lexus LS MPG
Same EPA ratings as 2004
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
EPA lists the same ratings for the 2005 Lexus LS as for the 2004 model, so the configurations and costs are the ones in the 2004 section above.See 2004
2004 Lexus LS MPG
18 MPG · $4,460/yr
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
Versus 2003: The most efficient configuration moves from 19 to 18 MPG, down 1. Its annual cost goes from $4,230 to $4,460, $230 more.
Gas configurations (1)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| 430 (Most efficient) | 4.3L 8-cyl | RWD | 16 | 23 | 18 | $4,460 |
1 configuration requires or recommends higher-octane gasoline and is costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2003 Lexus LS MPG
19 MPG · $4,230/yr
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
Versus 2002: The most efficient configuration stays at 19 MPG. Its annual cost stays at $4,230.
Gas configurations (1)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| 430 (Most efficient) | 4.3L 8-cyl | RWD | 17 | 23 | 19 | $4,230 |
1 configuration requires or recommends higher-octane gasoline and is costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2002 Lexus LS MPG
19 MPG · $4,230/yr
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
Versus 2001: The most efficient configuration stays at 19 MPG. Its annual cost stays at $4,230.
Gas configurations (1)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| 430 (Most efficient) | 4.3L 8-cyl | RWD | 16 | 23 | 19 | $4,230 |
1 configuration requires or recommends higher-octane gasoline and is costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2001 Lexus LS MPG
19 MPG · $4,230/yr
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
Gas configurations (1)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| 430 (Most efficient) | 4.3L 8-cyl | RWD | 16 | 23 | 19 | $4,230 |
1 configuration requires or recommends higher-octane gasoline and is costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
Fuel cost by state
Yearly cost of the 430 4.3L 8-cyl RWD: $5,040 in California and $3,670 in Texas, a $1,370 difference.
- California $5,040
- Washington $4,740
- New York $4,180
- Florida $3,860
- Texas $3,670
Similar cars
Closest combined MPG among MY2006 large car models.
Generations
- 2000 (XF20)
- 2001-2006 (XF30)
- 2007-2017 (XF40)
- 2018-2026 (XF50)
Frequently asked questions
What gas mileage does the 2001-2006 Lexus LS get?
EPA rates the 2001-2006 Lexus LS at 18–19 MPG combined across 6 configurations and 6 model years. The most efficient version, the 2006 430 4.3L 8-cyl RWD, is rated 19 MPG (16 city, 23 highway).
Which years had the best MPG in the 2001-2006 Lexus LS?
The 430 4.3L 8-cyl RWD reached the generation's best combined rating, 19 MPG, in 2001, 2002, 2003 and 2006. The lowest top rating, 18 MPG, was in 2004 and 2005.
Did EPA ratings change during the 2001-2006 Lexus LS?
Yes. Ratings changed in 2002, 2003, 2004 and 2006. In 2005 the values repeat the year before.
How does the 2001-2006 Lexus LS compare with the previous generation?
The previous generation (2000 Lexus LS) is rated 19 MPG combined and costs $4,230 a year to fuel; the 2001-2006 model is rated 18–19 MPG and costs $4,230–$4,460 a year.
How much does it cost to fuel a 2006 Lexus LS per year?
Driving 15,000 miles a year at premium gasoline $5.36/gal (U.S. average, Sep 2026), the 430 4.3L 8-cyl RWD costs about $4,230 a year. Across all 1 configuration the cost runs $4,230 a year.
How much does it cost to drive a 2006 Lexus LS 100 miles?
About $28.20 per 100 miles for the 430 4.3L 8-cyl RWD at premium gasoline $5.36/gal (U.S. average, Sep 2026). That is the annual cost over 15,000 miles divided by 150.
Is the 2006 Lexus LS more efficient in the city or on the highway?
The 430 4.3L 8-cyl RWD is rated 16 city and 23 highway MPG, so it is more efficient on the highway, by 7 MPG.
How does the 2006 Lexus LS compare with other large car configurations?
The 430 4.3L 8-cyl RWD costs about $4,230 a year to fuel, $600 more than the class median of $3,630, and less than 4 of 10 large car configurations. The comparison covers all 73 rated large car configurations for MY2006, not weighted by sales.
Is the 2006 Lexus LS different from the 2005 model?
The most efficient configuration moves from 18 to 19 MPG, up 1. Its annual cost goes from $4,460 to $4,230, $230 less. EPA lists 1 configuration for 2006 against 1 configuration for 2005. See the 2005 Lexus LS for that year.