2016 head-to-head · Midsize Car
2016 Hyundai Sonata Hybrid vs Kia Optima Hybrid
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2016 Hyundai Sonata Hybrid is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas, it costs about $1,134 a year to fuel (41 MPG), versus $1,257 for the 2016 Kia Optima Hybrid (37 MPG). That's roughly $123 a year, or about $613 over five years.
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 Sonata Hybrid
- Kia Optima Hybrid
Side by side
| Hyundai Sonata Hybrid | Kia Optima Hybrid | |
|---|---|---|
| $1,134 | Your annual fuel cost | $1,257 |
| 41 MPG | Combined efficiency | 37 MPG |
| 39 MPG | City | 35 MPG |
| 42 MPG | Highway | 38 MPG |
| 106 cu ft | Passenger volume | 102 cu ft |
| 13 cu ft | Cargo volume | 11 cu ft |
| 221 g/mi | Tailpipe CO₂ (g/mi) | 242 g/mi |
| 9/10 | EPA fuel economy score | 9/10 |
| 9/10 | EPA greenhouse gas score | 9/10 |
| Hybrid | Powertrain | Hybrid |
| Regular gasoline | Fuel | Regular gasoline |
| 2.0L 4-cyl | Engine / motor | 2.4L 4-cyl |
| 6-speed dual-clutch | Transmission | 6-speed dual-clutch |
| FWD | Drivetrain | FWD |
✓ 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 Sonata Hybrid vs Kia Optima Hybrid across model years
- Hyundai Sonata Hybrid
- Kia Optima Hybrid
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 Sonata Hybrid has more passenger space (106 vs. 102 cu ft); the Hyundai Sonata Hybrid has more cargo space (13 vs. 11 cu ft).
Among 67 2016 midsize cars, the Hyundai Sonata Hybrid ranks 8th and the Kia Optima Hybrid 14th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2016 Hyundai Sonata Hybrid or the 2016 Kia Optima Hybrid?
Measured by cost to drive, the Hyundai Sonata Hybrid. The Hyundai Sonata Hybrid is rated 41 MPG combined and the Kia Optima Hybrid 37 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2016 Hyundai Sonata Hybrid vs. the Kia Optima Hybrid per year?
At 15,000 miles a year with $3.10/gal regular gas, about $1,134 for the Hyundai Sonata Hybrid and $1,257 for the Kia Optima Hybrid.
Which has more cargo space?
The Hyundai Sonata Hybrid, with 13 cu ft of luggage volume versus 11 cu ft (EPA interior volume index).
Hyundai Sonata Hybrid vs Kia Optima Hybrid in other years
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