2021 head-to-head · Large Car
2021 Hyundai Ioniq vs Tesla Model S
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.10/gal regular gas and 18¢/kWh electricity, the most efficient 2021 Hyundai Ioniq (59 MPG) costs about $788 a year to fuel and the 2021 Tesla Model S (120 MPGe) about $761.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Hyundai Ioniq
- Tesla Model S
Side by side
| Hyundai Ioniq | Tesla Model S | |
|---|---|---|
| $788 | Your annual fuel cost | $761 |
| 59 MPG | Combined efficiency | 120 MPGe |
| 58 MPG | City | 124 MPGe |
| 60 MPG | Highway | 115 MPGe |
| — | Electricity use (kWh/100 mi) | 28.2 kWh |
| — | Driving range | 405 mi |
| 96 cu ft | Passenger volume | 94 cu ft |
| 27 cu ft | Cargo volume | 26 cu ft |
| 151 g/mi | Tailpipe CO₂ (g/mi) | 0 g/mi |
| 10/10 | EPA fuel economy score | 10/10 |
| 10/10 | EPA greenhouse gas score | 10/10 |
| — | Charge time at 240V | 15 hrs |
| Hybrid | Powertrain | Electric |
| Regular gasoline | Fuel | Electricity |
| 1.6L 4-cyl | Engine / motor | Electric motors (365 kW) |
| 6-speed dual-clutch | Transmission | Single-speed |
| FWD | Drivetrain | AWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Hyundai Ioniq vs Tesla Model S across model years
- Hyundai Ioniq
- Tesla Model S
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Per EPA interior volume figures, the Hyundai Ioniq has more cargo space (27 vs. 26 cu ft).
Among 27 2021 large cars, the Hyundai Ioniq ranks 2nd and the Tesla Model S 1st for lowest fuel cost.
Because the Tesla Model S is fully electric, it has no tailpipe emissions and its running cost depends almost entirely on your electricity rate. Cheap overnight home charging widens its advantage over the Hyundai Ioniq; relying on DC fast chargers can erase it.
Frequently asked questions
Which is more fuel-efficient, the 2021 Hyundai Ioniq or the 2021 Tesla Model S?
Measured by cost to drive, the Tesla Model S. The Hyundai Ioniq is rated 59 MPG combined and the Tesla Model S 120 MPGe (EPA, most efficient configuration of each).
How much does it cost to fuel the 2021 Hyundai Ioniq vs. the Tesla Model S per year?
At 15,000 miles a year with $3.10/gal regular gas and 18¢/kWh electricity, about $788 for the Hyundai Ioniq and $761 for the Tesla Model S.
Which has more cargo space?
The Hyundai Ioniq, with 27 cu ft of luggage volume versus 26 cu ft (EPA interior volume index).
Hyundai Ioniq vs Tesla Model S in other years
More 2021 comparisons
Hyundai Ioniq vs…
Or compare the 2021 Hyundai Ioniq with anything else: