2021 · Wagon · Hybrid
2021 Kia Niro MPG & fuel economy
The 2021 Kia Niro is a wagon offered in 3 EPA-rated configurations. The most efficient version returns 50 MPG combined (53 city / 48 highway) on regular gasoline. Across the lineup, combined ratings range from 43 to 50 MPG. Efficiency is unchanged from the 2020 model. Among 14 wagons rated for 2021, it ranks 4th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $930 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2021 Kia Niro's fuel average is 21.3 km/L (4.7 L/100 km), or 50 MPG combined: 22.5 km/L in the city and 20.4 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 53 | 22.5 | 4.4 |
| Highway | 48 | 20.4 | 4.9 |
| Combined | 50 | 21.3 | 4.7 |
How it ranks among 2021 Wagons
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Niro MPG across model years
Full history →3 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| FWD · 1.6L 4-cyl · 6-speed dual-clutch Niro FE |
Hybrid | 53 MPG | 48 MPG | 50 MPG | — | $930 |
| FWD · 1.6L 4-cyl · 6-speed dual-clutch Niro |
Hybrid | 51 MPG | 46 MPG | 49 MPG | — | $949 |
| FWD · 1.6L 4-cyl · 6-speed dual-clutch Niro Touring |
Hybrid | 46 MPG | 40 MPG | 43 MPG | — | $1,081 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 1.6L 4-cyl
- Transmission
- 6-speed dual-clutch
- Drivetrain
- FWD
- Passenger volume
- 101 cu ft
- Cargo volume
- 22 cu ft
- Tailpipe CO₂
- 179 g/mi
- EPA fuel economy score
- 9/10
- EPA greenhouse gas score
- 9/10
2021 Kia Niro vs. rivals
Compare the 2021 Niro
With any other car from any year, including other Niro model years. Type a year to jump, e.g. "2015 Accord".
Same year, other powertrains: 2021 Kia Niro Plug-in Hybrid (105 MPGe + 46 MPG), 2021 Kia Niro EV (112 MPGe)
Frequently asked questions
What is the gas mileage of the 2021 Kia Niro?
Up to 50 MPG combined (53 city / 48 highway); ratings range from 43 to 50 MPG depending on configuration.
What fuel does the 2021 Kia Niro use?
Regular gasoline.
What is the fuel average in km/L for the 2021 Kia Niro?
The 2021 Kia Niro's fuel average is 21.3 km/L (4.7 L/100 km), or 50 MPG combined: 22.5 km/L in the city and 20.4 km/L on the highway.
How much does it cost to fuel the 2021 Kia Niro per year?
About $930 at 15,000 miles a year with $3.10/gal regular gas, or $6.20 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.