2018 Kia Niro FE MPG & Specs — Real Fuel Cost
Quick answer
The 2018 Kia Niro FE gets an EPA-estimated 52/49 MPG (city/highway) and 50 MPG combined, with an estimated $1,250/year fuel cost and 177 g/mi CO₂. Engine: 1.6 L 4-cyl.
The 2018 Kia Niro FE with the 1.6-liter 4-cylinder regular gasoline engine returns an EPA-estimated 52 MPG in the city and 49 MPG on the highway, for a combined 50 MPG. This page summarizes the official EPA fuel-economy and emissions data for this configuration.
| Engine | 1.6 L 4-cyl |
| Transmission | Automatic (AM6) |
| Drive | Front-Wheel Drive |
| Fuel type | Regular Gasoline |
| Vehicle class | Small Station Wagons |
| MPG — city | 52 |
| MPG — highway | 49 |
| MPG — combined | 50 |
| Annual fuel cost* | $1,250 |
| CO₂ tailpipe | 177 g/mi |
| EPA GHG score | 10/10 |
How efficient is it?
With a combined 50 MPG, the 2018 Kia Niro FE sits in the exceptional range for fuel economy. That is about 83% better than the typical Small Station Wagons of its era (27 MPG class average), making it one of the more efficient choices in its class.
Fuel economy and running costs
At about $1,250 per year in fuel (EPA estimate, 15,000 mi/yr), fuel is a major part of the cost of owning the 2018 Kia Niro FE. Over five years that is roughly $6,250 at today's prices — before insurance, maintenance, and depreciation.
Emissions
The 2018 Kia Niro FE emits approximately 177 grams of CO₂ per mile at the tailpipe, earning an EPA greenhouse-gas score of 10 out of 10. Lower emissions generally track higher fuel economy.
How to read these numbers
EPA figures come from standardized laboratory test cycles and are the same estimates shown on the vehicle's window sticker. Your real-world mileage depends on driving style, conditions, fuel grade, and maintenance. Use combined MPG and annual fuel cost to compare vehicles fairly.