The 2018 Hyundai Sonata is a midsize car that came with a choice of 1.6L 4-cyl, 2.0L 4-cyl and 2.4L 4-cyl engines. Even at 8 years old, a damaged or broken-down one still has real value for its parts. Running or not, we'll make you an offer and tow it away for free.
| Body style | Large Cars, Midsize Cars |
|---|---|
| Engines | 1.6L 4-cyl, 2.0L 4-cyl, 2.4L 4-cyl (turbocharged versions available) |
| Transmissions | Automatic (S6), Automatic (S8), Automatic (AM7), Automatic (AM6) |
| Drive | Front-Wheel Drive |
| Fuel | Regular Gasoline |
| Fuel economy | 23–40 city / 32–46 highway / 26–42 combined MPG |
| EPA annual fuel cost | $1,600–$2,600 a year (EPA estimate at current fuel prices, 15,000 miles) |
| Tailpipe CO₂ | 100–342 grams per mile |
| EPA fuel economy score | 5–10 out of 10 |
| EPA greenhouse gas score | 5–10 out of 10 |
| Curb weight (NHTSA test vehicle) | 3,315 lb |
| Gross vehicle weight rating | 4,321–4,630 lb |
| Versions tested by EPA | 7 configurations: Sonata, Sonata SE, Sonata Hybrid, Sonata Hybrid SE, Sonata Plug-in Hybrid |
| Age | 8 years |
Specs, fuel cost and emissions from the EPA's fueleconomy.gov data; weights from NHTSA crash-test records. Your car's exact equipment may differ.
NHTSA lists 1 safety recall covering the 2018 Hyundai Sonata. Open recalls don't stop you from selling or junking the car, but check your VIN at nhtsa.gov/recalls to see which apply to yours.
Hyundai Motor America (Hyundai) is recalling certain 2017-2018 Sonata, 2016-2018 Sonata Hybrid, 2018-2020 Accent, and 2016-2017 Azera vehicles. The trunk latch may become damaged, preventing the opening of the trunk from the inside. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard…
Risk: A person inside the trunk compartment may become trapped, increasing their risk of injury.
Owners have filed 383 complaints about the 2018 Hyundai Sonata with NHTSA. 18 reports involved a crash and 13 reports involved a fire. Owners reported 21 injuries.
Complaints are reports from owners and aren't verified by NHTSA. One complaint can list several components. Mileage is the median odometer reading owners reported for that component.
NHTSA's 5-Star Safety Ratings for the 2018 Hyundai Sonata.
| Version | Overall | Frontal crash | Side crash | Rollover | Rollover risk |
|---|---|---|---|---|---|
| 4 Dr, FWD | ★★★★★ | ★★★★★ | ★★★★★ | ★★★★☆ | 10.5% |
Source: NHTSA 5-Star Safety Ratings (NCAP). Ratings from different model years or rating systems aren't directly comparable.
Manufacturers have filed 207 technical service bulletins and communications with NHTSA covering the 2018 Hyundai Sonata. These are repair instructions for known issues, not recalls.
7 of them are warranty extensions. Warranty extensions mean the manufacturer agreed to cover a specific repair beyond the normal warranty. They rarely still apply to a car this age, but they point to known weak spots.
Some vehicles equipped with internal combustion engines may exhibit higher-than-expected engine oil consumption. This bulletin outlines the combustion chamber cleaning pr
Certain vehicles equipped with internal combustion engines may exhibit higher-than-expected engine oil consumption. This bulletin provides the inspection and repair proce
Certain vehicles may exhibit excessive paint peeling or bubbling of the primer/paint film on the exterior metal body panels: hood, fender(s), roof, door(s), quarter panel
Certain Santa Fe (TMA), Santa Fe Sport (AN), Sonata (LFA), and Tucson (TL) vehicles equipped with Theta II engines may exhibit elevated engine-out emissions. This bulleti
The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous, counterfeit driver‑side airbag inflators manufactured
The National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous driver's-side airbag inflators manufactured by Jilin P
Source: NHTSA manufacturer communications (technical service bulletins).
NHTSA opened 3 defect investigations covering the 2018 Hyundai Sonata.
Pedestrian alert sounds
NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pe
Loss of Motive Power
The National Highway Traffic Safety Administration (NHTSA) received a letter dated July 13, 2022, petitioning the Agency to initiate a safety defect investigation into loss of motive power allegations attributed to oil drain pan assembly failures on certain Hyundai Motor America, Inc. and Kia America, Inc. vehicles spa
Electrical overstress
The Office of Defects Investigation (ODI) opened this investigation to determine if the failure of airbags to deploy during severe crashes, in certain vehicles, was the result of a safety related defect. During the investigation a complex failure was studied that can result in non-deployment of subject vehicle air bags
It depends on its condition, whether major parts like the engine, transmission and catalytic converter are still there, and current scrap and parts prices where you live. Its parts make up much of its value. Enter your ZIP code above for a free offer on your specific car.
Yes. We buy 2018 Sonatas that don't start, were in an accident, failed inspection or have a blown engine or transmission. Towing is always free.
Yes. Open recalls don't prevent a junk sale. NHTSA lists 1 recall for the 2018 Hyundai Sonata; you can check whether any are still open on yours with the VIN lookup at nhtsa.gov/recalls.
Usually the title and a photo ID. Rules differ by state, including what to do with your plates and whether to file a notice of sale. Check our state-by-state car title guides for the official forms.
Data retrieved October 2026.
Get a free offer in minutes. Towing is always free and you get paid at pickup.