2026 · Small SUV · Gas
2026 Kia Seltos MPG & fuel economy
The 2026 Kia Seltos is a small SUV offered in 2 EPA-rated configurations. The most efficient version returns 29 MPG combined (27 city / 31 highway) on regular gasoline. Across the lineup, combined ratings range from 25 to 29 MPG. That's down 2 MPG from the 2025 model. Among 114 small SUVs rated for 2026, it ranks 58th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $1,603 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2026 Kia Seltos's fuel average is 12.3 km/L (8.1 L/100 km), or 29 MPG combined: 11.5 km/L in the city and 13.2 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 27 | 11.5 | 8.7 |
| Highway | 31 | 13.2 | 7.6 |
| Combined | 29 | 12.3 | 8.1 |
How it ranks among 2026 Small SUVs
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Seltos MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| AWD · 2.0L 4-cyl · CVT Seltos AWD |
Gas | 27 MPG | 31 MPG | 29 MPG | — | $1,603 |
| AWD · 1.6L 4-cyl turbo · 8-speed automatic Seltos AWD |
Gas | 24 MPG | 27 MPG | 25 MPG | — | $1,860 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 2.0L 4-cyl
- Transmission
- CVT
- Drivetrain
- AWD
- Tailpipe CO₂
- 309 g/mi
- EPA fuel economy score
- 6/10
- EPA greenhouse gas score
- 6/10
2026 Kia Seltos vs. rivals
Compare the 2026 Seltos
With any other car from any year, including other Seltos model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2026 Kia Seltos?
Up to 29 MPG combined (27 city / 31 highway); ratings range from 25 to 29 MPG depending on configuration.
What fuel does the 2026 Kia Seltos use?
Regular gasoline.
What is the fuel average in km/L for the 2026 Kia Seltos?
The 2026 Kia Seltos's fuel average is 12.3 km/L (8.1 L/100 km), or 29 MPG combined: 11.5 km/L in the city and 13.2 km/L on the highway.
How much does it cost to fuel the 2026 Kia Seltos per year?
About $1,603 at 15,000 miles a year with $3.10/gal regular gas, or $10.69 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.