2020 Hyundai Ioniq MPG & Specs — Real Fuel Cost
Quick answer
The 2020 Hyundai Ioniq gets an EPA-estimated 55/54 MPG (city/highway) and 55 MPG combined, with an estimated $1,100/year fuel cost and 163 g/mi CO₂. Engine: 1.6 L 4-cyl.
The 2020 Hyundai Ioniq with the 1.6-liter 4-cylinder regular gasoline engine returns an EPA-estimated 55 MPG in the city and 54 MPG on the highway, for a combined 55 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 | Large Cars |
| MPG — city | 55 |
| MPG — highway | 54 |
| MPG — combined | 55 |
| Annual fuel cost* | $1,100 |
| CO₂ tailpipe | 163 g/mi |
| EPA GHG score | 10/10 |
How efficient is it?
With a combined 55 MPG, the 2020 Hyundai Ioniq sits in the exceptional range for fuel economy. That is about 110% better than the typical Large Cars of its era (26 MPG class average), making it one of the more efficient choices in its class.
Fuel economy and running costs
At about $1,100 per year in fuel (EPA estimate, 15,000 mi/yr), fuel is a major part of the cost of owning the 2020 Hyundai Ioniq. Over five years that is roughly $5,500 at today's prices — before insurance, maintenance, and depreciation.
Emissions
The 2020 Hyundai Ioniq emits approximately 163 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.