Hyundai · 2020
Sonata Hybrid 2.0L 4-cyl
✓ EPA Verified
Regular Gasoline
Large Cars
Front-Wheel Drive
City
45
MPG
Combined
47
MPG
Highway
51
MPG
Annual Fuel Cost
$950
Based on 15,000 miles/year · EPA estimates
vs avg gas vehicle
$1,200
saved per year
Class Comparison — Large Cars
Top 17%
Better than 83 out of 100 vehicles in its class for fuel efficiency.
This vehicle: 47 MPG
This vehicle
47 MPG
Class average
33 MPG
Class lowest
14 MPG
EPA Energy & Environment Scores
10
Energy Score
Out of 10
10
GHG Score
Out of 10
189 lbs
Annual CO₂
g/mile tailpipe CO₂
Yes
Start-Stop
Auto stop-start
Vehicle Specifications
Engine2.0L 4-cyl
TransmissionAutomatic (AM-S6)
DriveFront-Wheel Drive
Fuel TypeRegular Gasoline
Vehicle ClassLarge Cars
TrimHybrid
Engine DescSIDI; Hybrid
Start-StopYes
EPA Vehicle ID42475

The 2020 Hyundai Sonata Hybrid achieves 47 MPG combined, exceeding the fuel efficiency expected for a mid-size sedan. It’s a comfortable, family-friendly vehicle, and that impressive fuel economy makes it a practical choice for drivers who rack up significant mileage.

City and highway performance

The EPA estimates for the 2020 Sonata Hybrid break down to 45 MPG in the city and 51 MPG on the highway. The drop in city MPG compared to the combined figure reflects stop-and-go traffic, where the engine is used more often and the regenerative braking system doesn’t contribute as much. The higher highway number showcases the Sonata Hybrid’s ability to maximize efficiency at steady speeds, making it an excellent choice for long commutes or road trips.

Annual fuel cost

The EPA calculates the annual fuel cost for the 2020 Hyundai Sonata Hybrid at $950. This figure is based on driving 15,000 miles per year and using national average fuel prices. Of course these are just estimates. Actual fuel costs depend on individual driving habits, local fuel prices, and the ratio of city to highway driving.

Real-world expectations

While the EPA estimates provide a solid baseline, real-world MPG figures can vary depending on driving style, weather conditions, and even tire pressure. Drivers who are heavy-footed or frequently drive in heavy traffic may see numbers slightly below the EPA estimates. Conversely, those who practice efficient driving techniques and keep their car well-maintained could potentially exceed the stated MPG figures. Owners have reported achieving numbers close to the sticker, so expect performance within a few MPG of the EPA’s rating.

How it compares

The Sonata Hybrid competes with other popular hybrid sedans, each offering its own blend of efficiency and features. The Toyota Camry Hybrid, for example, boasts an EPA combined rating of 52 MPG in its LE trim, but lower trims offer slightly less. The Honda Accord Hybrid achieves 48 MPG combined, placing it very close to the Sonata Hybrid. All all Hyundai fuel economy data can be found, but looking into the SONATA MPG across all years is especially useful when considering alternative models.

The Sonata Hybrid balances fuel efficiency and comfort. It is attractive to drivers who prioritize a spacious cabin, modern features, and a smooth ride, while still wanting to save money on less gas. The differences between these competitive vehicles can come down to styling preferences, specific features, and overall ownership cost.

Tips to maximize efficiency

Gentle acceleration and smooth braking are key to extracting the most miles per gallon from the Sonata Hybrid. The hybrid system works best when transitions are gradual, allowing the electric motor to assist the gasoline engine effectively. Avoid aggressive starts and hard braking, as these actions waste energy and reduce the effectiveness of regenerative braking.

Use the Sonata Hybrid’s Eco mode. This setting optimizes the powertrain for maximum fuel efficiency by adjusting throttle response and shifting patterns. It may slightly reduce performance, but the Eco mode can have a noticeable impact on fuel economy, especially during city driving.

Proper tire inflation is essential for both safety and fuel efficiency. Check your tires regularly and maintain the recommended pressure listed on the doorjamb sticker. Under-inflated tires create more rolling resistance, which reduces fuel economy.

Minimize idling when you can. If you anticipate a stop of more than a few seconds, turn off the engine. The hybrid system restarts the engine quickly when needed, so there’s no need to let it idle unnecessarily. This is especially relevant in the Sonata Hybrid as the electrical powertrain can take over easily and without you noticing, unless idling.