1998 · Subcompact Car · Gas
1998 BMW 3 Series MPG & fuel economy
The 1998 BMW 3 Series is a subcompact car offered in 7 EPA-rated configurations. The most efficient version returns 24 MPG combined (20 city / 29 highway) on regular gasoline. Across the lineup, combined ratings range from 19 to 24 MPG. Efficiency is unchanged from the 1997 model. Among 42 subcompact cars rated for 1998, it ranks 13th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $1,938 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 1998 BMW 3 Series's fuel average is 10.2 km/L (9.8 L/100 km), or 24 MPG combined: 8.5 km/L in the city and 12.3 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 20 | 8.5 | 11.8 |
| Highway | 29 | 12.3 | 8.1 |
| Combined | 24 | 10.2 | 9.8 |
How it ranks among 1998 Subcompact Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
3 Series MPG across model years
Full history →7 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 1.9L 4-cyl · 5-speed manual 318i/318is |
Gas | 20 MPG | 29 MPG | 24 MPG | — | $1,938 |
| RWD · 1.9L 4-cyl · 4-speed automatic 318i/318is |
Gas | 19 MPG | 28 MPG | 23 MPG | — | $2,022 |
| RWD · 1.9L 4-cyl · 4-speed automatic 318ti |
Gas | 20 MPG | 28 MPG | 23 MPG | — | $2,022 |
| RWD · 2.5L 6-cyl · 5-speed manual 323i Convertible |
Gas | 18 MPG | 27 MPG | 21 MPG | — | $2,214 |
| RWD · 2.5L 6-cyl · 4-speed automatic 323i Convertible |
Gas | 17 MPG | 25 MPG | 20 MPG | — | $2,325 |
| RWD · 2.8L 6-cyl · 5-speed manual 328i Convertible |
Gas | 17 MPG | 26 MPG | 20 MPG | — | $2,325 |
| RWD · 2.8L 6-cyl · 4-speed automatic 328i Convertible |
Gas | 16 MPG | 24 MPG | 19 MPG | — | $2,447 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 1.9L 4-cyl
- Transmission
- 5-speed manual
- Drivetrain
- RWD
- Passenger volume
- 86 cu ft
- Cargo volume
- 10 cu ft
- Tailpipe CO₂
- 370 g/mi
1998 BMW 3 Series vs. rivals
Compare the 1998 3 Series
With any other car from any year, including other 3 Series model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 1998 BMW 3 Series?
Up to 24 MPG combined (20 city / 29 highway); ratings range from 19 to 24 MPG depending on configuration.
What fuel does the 1998 BMW 3 Series use?
Regular gasoline.
What is the fuel average in km/L for the 1998 BMW 3 Series?
The 1998 BMW 3 Series's fuel average is 10.2 km/L (9.8 L/100 km), or 24 MPG combined: 8.5 km/L in the city and 12.3 km/L on the highway.
How much does it cost to fuel the 1998 BMW 3 Series per year?
About $1,938 at 15,000 miles a year with $3.10/gal regular gas, or $12.92 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.