2018 Chevrolet Sonic
The 2018 Chevrolet Sonic is a compact car, rated at 32 MPG combined by the EPA, with a 5-star NHTSA overall safety rating. NHTSA lists 1 recall for this model year.

- Combined MPG
- 32
- NHTSA safety
- Starting price
- $17,000
- Recalls
- 1
Watch: Sonic reviews
Full specifications
Identity
SRC · NHTSA vPIC| Make | Chevrolet |
|---|---|
| Model | Sonic |
| Model year | 2018 |
| Vehicle class | Compact Car |
Engine & drivetrain
SRC · EPA FuelEconomy| Displacement | 1.4 L |
|---|---|
| Cylinders | 4 |
| Transmission | Manual 6-spd |
| Drivetrain | Front-Wheel Drive |
| Fuel | Regular Gasoline |
Fuel economy
SRC · EPA FuelEconomy| City MPG | 28 |
|---|---|
| Highway MPG | 37 |
| Combined MPG | 32 |
| CO₂ tailpipe | 280 g/mi |
| EPA annual fuel cost | $1950 |
Available configurations
SRC · EPA FuelEconomy| Sonic | 30 MPG combined |
|---|---|
| Sonic | 28 MPG combined |
| Sonic | 29 MPG combined |
| Sonic | 32 MPG combined |
| Sonic 5 | 30 MPG combined |
| Sonic 5 | 28 MPG combined |
| Sonic 5 | 29 MPG combined |
| Sonic 5 | 32 MPG combined |
Fuel economy
SRC · EPA FuelEconomy| City | 28 MPG |
|---|---|
| Highway | 37 MPG |
| Combined | 32 MPG |
Efficiency vs class average
About 1% more efficient than the Sonic's class average.
- Amount financed
- $15,300
- Total interest
- $2,662
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≈ $1,256/yr · 12,000 mi/yr · $3.35/gal
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Cost to own
Estimate monthly payments and 5-year fuel cost using the tools in the sidebar. Figures use EPA fuel economy and current U.S. energy prices from EIA.
Safety ratings & recalls
SRC · NHTSA vPIC- Overall
- Frontal crash
- Side crash
- Rollover
Recalls (1)
- SEATS18V342000 · 2018-05-27
General Motors LLC (GM) is recalling certain 2018 Chevrolet Sonic vehicles. A joint in the driver's seat-back frame may not be properly welded, reducing the strength of the seat-back frame.
Remedy: GM will notify owners, and dealers will replace the driver's seat-back, free of charge. The recall began June 28, 2018. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is 18178.
Compare with rivals
All model years
Frequently asked questions
What is the MPG of the 2018 Chevrolet Sonic?
The 2018 Chevrolet Sonic is EPA-rated at 32 MPG combined (28 city / 37 highway).
Is the 2018 Chevrolet Sonic reliable?
NHTSA lists 1 recall for the 2018 Chevrolet Sonic. Recalls are repaired free of charge by the manufacturer — verify any open recalls by VIN before purchase.
How safe is the 2018 Chevrolet Sonic?
The 2018 Chevrolet Sonic earned a 5-star overall NHTSA safety rating, including 5 stars in the frontal crash test.
How much does it cost to fuel the 2018 Chevrolet Sonic?
At 12,000 miles per year, the 2018 Chevrolet Sonic costs roughly $1,256 per year to fuel, or about $6,281 over 5 years at current U.S. energy prices.
What type of vehicle is the 2018 Chevrolet Sonic?
The 2018 Chevrolet Sonic is classified as a compact car. Common rivals in this class are worth comparing on price, MPG, and safety.
Sources: NHTSA vPIC · EPA FuelEconomy · NHTSA vPIC