1999 Acura SLX MPG and Fuel Economy
On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 1999 Acura SLX.
The 1999 Acura SLX runs on regular gasoline and is in the Sport Utility Vehicle - 4WD car class.
Whether you are considering a purchase of the car, or just wanting to find out how economical and environmentally friendly (or un-friendly) your 1999 Acura SLX is, we have the information you need.
🛣 How Many Miles per Gallon (MPG) Does a 1999 Acura SLX Get?
First off, the most commonly asked question. A 1999 Acura SLX gets up to 13 miles per gallon in the city, and 18 miles per gallon on the highway.
The combined average MPG for the 1999 Acura SLX is 15 miles per gallon.
💵 What is the Average Yearly Fuel Cost for a 1999 Acura SLX?
The estimated fuel costs for the 1999 Acura SLX is $4,150 per year.
That value has been estimated by government regulators based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.
If you were to compare a 1999 Acura SLX to an average vehicle over 5 years, you will spend $9,250 more on fuel.
🛢 How Many Barrels of Petroleum Does a 1999 Acura SLX Consume?
The 1999 Acura SLX will consume roughly 20 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.
The majority of the world's petroleum is sourced from countries like Saudi Arabia, Russia, Iraq, and the United States.
Overview
The table below covers all of the miles per gallon, engine specifications, and emission details we have for the 1999 Acura SLX.
| City MPG | 13 |
|---|---|
| Highway MPG | 18 |
| Combined MPG | 15 |
| Save/Spend vs Average Car | Spend $9,250 |
| Fuel Cost | $4,150 |
| Fuel Type 1 | Regular |
| Barrels of Petroleum | 20 |
| Drive | 4-Wheel or All-Wheel Drive |
| Cylinders | 6 |
| Displacement | 3.5 |
| Transmission | Automatic 4-spd |
| Vehicle Class | Sport Utility Vehicle - 4WD |
| Start/Stop? | No |
| Supercharged? | No |
| Turbocharged? | No |
Related Acura Models from 1999
If you're interested in other Acura models from 1999, you can find them in the table below. You can click the model link to find miles per gallon and emission information for that model.
| Model | Combined MPG |
|---|---|
| 2.3CL/3.0CL | 22 |
| 2.3CL/3.0CL | 24 |
| 2.3CL/3.0CL | 20 |
| 3.2TL | 20 |
| 3.5RL | 18 |
| Integra | 24 |
| Integra | 25 |
| Integra | 24 |
| NSX | 18 |
| NSX | 18 |
Link To or Reference This Page
If you use this page in your research, please reference MPG Buddy as the source.
<a href="https://mpgbuddy.com/cars/acura/slx/1999">1999 Acura SLX MPG and Fuel Economy</a>
"1999 Acura SLX MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/acura/slx/1999.
"1999 Acura SLX MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/acura/slx/1999. Accessed January 3, 2026.
1999 Acura SLX MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/acura/slx/1999.