2004 · Midsize Car · Gas
2004 Lexus GS MPG & fuel economy
The 2004 Lexus GS is a midsize car offered in 2 EPA-rated configurations. The most efficient version returns 19 MPG combined (16 city / 23 highway) on premium gasoline. Across the lineup, combined ratings range from 18 to 19 MPG. Efficiency is unchanged from the 2003 model. Among 39 midsize cars rated for 2004, it ranks 33rd for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $3,118 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2004 Lexus GS's fuel average is 8.1 km/L (12.4 L/100 km), or 19 MPG combined: 6.8 km/L in the city and 9.8 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 16 | 6.8 | 14.7 |
| Highway | 23 | 9.8 | 10.2 |
| Combined | 19 | 8.1 | 12.4 |
How it ranks among 2004 Midsize Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
GS MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 3.0L 6-cyl · 5-speed automatic GS 300/GS 430 |
Gas | 16 MPG | 23 MPG | 19 MPG | — | $3,118 |
| RWD · 4.3L 8-cyl · 5-speed automatic GS 300/GS 430 |
Gas | 16 MPG | 22 MPG | 18 MPG | — | $3,292 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 3.0L 6-cyl
- Transmission
- 5-speed automatic
- Drivetrain
- RWD
- Passenger volume
- 100 cu ft
- Cargo volume
- 15 cu ft
- Tailpipe CO₂
- 468 g/mi
2004 Lexus GS vs. rivals
Compare the 2004 GS
With any other car from any year, including other GS model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2004 Lexus GS?
Up to 19 MPG combined (16 city / 23 highway); ratings range from 18 to 19 MPG depending on configuration.
What fuel does the 2004 Lexus GS use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2004 Lexus GS?
The 2004 Lexus GS's fuel average is 8.1 km/L (12.4 L/100 km), or 19 MPG combined: 6.8 km/L in the city and 9.8 km/L on the highway.
How much does it cost to fuel the 2004 Lexus GS per year?
About $3,118 at 15,000 miles a year with $3.95/gal premium gas, or $20.79 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.