Hyundai · 2015
Sonata 1.6L 4-cyl
✓ EPA Verified
Regular Gasoline
Large Cars
Front-Wheel Drive
City
28
MPG
Combined
31
MPG
Highway
36
MPG
Annual Fuel Cost
$1,400
Based on 15,000 miles/year · EPA estimates
vs avg gas vehicle
$750
saved per year
Class Comparison — Large Cars
Top 23%
Better than 77 out of 100 vehicles in its class for fuel efficiency.
This vehicle: 31 MPG
This vehicle
31 MPG
Class average
33 MPG
Class lowest
14 MPG
EPA Energy & Environment Scores
8
Energy Score
Out of 10
8
GHG Score
Out of 10
286 lbs
Annual CO₂
g/mile tailpipe CO₂
No
Start-Stop
Not equipped
Vehicle Specifications
Engine1.6L 4-cyl
TransmissionAutomatic (AM7)
DriveFront-Wheel Drive
Fuel TypeRegular Gasoline
Vehicle ClassLarge Cars
Engine DescSIDI
Start-StopNo
EPA Vehicle ID35563

31 MPG combined is a good efficiency number for the 2015 Hyundai Sonata 1.6L turbo. This isn’t a hybrid competing for hypermiling titles, but a comfortable, practical sedan for budget-conscious buyers who want value and reliability along with respectable fuel economy. It’s a sweet spot sedan, delivering decent mileage with a responsive engine for daily commutes and occasional road trips that are easier on the wallet.

City and highway performance

The 2015 Sonata 1.6L doesn’t have the best city fuel economy, with an EPA-estimated 28 MPG. This is acceptable for stop-and-go traffic. The automatic transmission shifts up early to maximize economy but can feel slightly sluggish at times when accelerating. Out on the open road, it does better, returning 36 MPG on the highway. This shows the engine’s efficiency at a steady cruising speed. Drivers can expect to achieve, or slightly exceed, the 36 MPG figure on long highway stretches. This is where the Sonata becomes an efficient and comfortable car for long drives.

Annual fuel cost

The EPA estimates the annual fuel cost for the 2015 Hyundai Sonata 1.6L at $1,400. This is based on driving 15,000 miles per year, split between city and highway driving, and using the national average fuel price at the time of testing. Your actual fuel expenses will depend on your driving habits, the roads you use, and the price of gasoline. $1,400 provides a good starting point for budgeting fuel expenses. It can be lower than larger sedans or SUVs.

Real-world expectations

EPA estimates are a useful comparison tool, but real-world fuel economy can vary. Factors like driving style, weather, tire pressure, and engine condition affect MPG. Owners of the 2015 Sonata 1.6L often report numbers close to the EPA estimates, and some report slightly higher numbers during easy highway driving. Aggressive acceleration and hard braking will reduce fuel economy. Winter gasoline reduces fuel economy by a few MPG.

How it compares

The 2015 Sonata 1.6L’s fuel economy is competitive in the mid-size sedan segment. Its 31 MPG combined is similar to other cars of its day. A 2015 Honda Accord with the base 2.4L engine gets a combined rating of 31 MPG (27 city/36 highway). The Toyota Camry with its 2.5L engine is close, but a little worse, at 28 MPG combined (25 city/35 highway). These small MPG differences can add up to savings over the life of the vehicle, especially for drivers who drive a lot. For those considering alternatives, comparing SONATA MPG across all years offers more context.

Tips to maximize efficiency

The 2015 Sonata 1.6L is already reasonably efficient, but you can get even more miles out of each gallon. Accelerate gently and anticipate braking. Avoid sudden speed and coast to a stop when possible. These habits take advantage of the car’s fuel efficiency.

Regular maintenance is critical for fuel economy. Keep tires inflated to the recommended pressure, as underinflated tires increase rolling resistance and reduce MPG. A clean air filter helps the engine breathe easier, improving combustion efficiency.

Keep weight out of the vehicle. Extra cargo adds to the engine’s load, hurting fuel economy. Remove unnecessary items from the trunk or back seat to lighten the load, which improves MPG.

Avoid idling for long periods. If stopped for more than a minute, turn off the engine and restart it when ready to go. Extended idling uses fuel without covering any distance, which drops miles per gallon.

Plan routes to avoid congested areas and heavy traffic. Stop-and-go traffic reduces fuel economy, so using less congested routes, even if slightly longer, can save fuel and time. Review all Hyundai fuel economy data to see how the Sonata compares to other Hyundai models.