2012 · Midsize Car · Gas
2012 Kia Optima MPG & fuel economy
The 2012 Kia Optima is a midsize car offered in 3 EPA-rated configurations. The most efficient version returns 27 MPG combined (24 city / 34 highway) on regular gasoline. Across the lineup, combined ratings range from 26 to 27 MPG. Efficiency is unchanged from the 2011 model. Among 50 midsize cars rated for 2012, it ranks 17th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $1,722 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2012 Kia Optima's fuel average is 11.5 km/L (8.7 L/100 km), or 27 MPG combined: 10.2 km/L in the city and 14.5 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 24 | 10.2 | 9.8 |
| Highway | 34 | 14.5 | 6.9 |
| Combined | 27 | 11.5 | 8.7 |
How it ranks among 2012 Midsize Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Optima MPG across model years
Full history →3 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| FWD · 2.4L 4-cyl · 6-speed automatic Optima |
Gas | 24 MPG | 34 MPG | 27 MPG | — | $1,722 |
| FWD · 2.4L 4-cyl · 6-speed manual Optima |
Gas | 24 MPG | 34 MPG | 27 MPG | — | $1,722 |
| FWD · 2.0L 4-cyl turbo · 6-speed automatic Optima |
Gas | 22 MPG | 33 MPG | 26 MPG | — | $1,788 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 2.4L 4-cyl
- Transmission
- 6-speed automatic
- Drivetrain
- FWD
- Passenger volume
- 102 cu ft
- Cargo volume
- 15 cu ft
- Tailpipe CO₂
- 329 g/mi
2012 Kia Optima vs. rivals
Compare the 2012 Optima
With any other car from any year, including other Optima model years. Type a year to jump, e.g. "2015 Accord".
Same year, other powertrains: 2012 Kia Optima Hybrid (36 MPG)
Frequently asked questions
What is the gas mileage of the 2012 Kia Optima?
Up to 27 MPG combined (24 city / 34 highway); ratings range from 26 to 27 MPG depending on configuration.
What fuel does the 2012 Kia Optima use?
Regular gasoline.
What is the fuel average in km/L for the 2012 Kia Optima?
The 2012 Kia Optima's fuel average is 11.5 km/L (8.7 L/100 km), or 27 MPG combined: 10.2 km/L in the city and 14.5 km/L on the highway.
How much does it cost to fuel the 2012 Kia Optima per year?
About $1,722 at 15,000 miles a year with $3.10/gal regular gas, or $11.48 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.