Before buying a used 2018 Hyundai Sonata, check whether recall repairs were completed, how it scored in crash tests and what owners report most often. Ask the seller for service records covering any recall listed below.
A 0–100 grade from public NHTSA data — higher means fewer reported problems. How it's calculated
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2018 Hyundai Sonata 4 DR FWD
Source: NHTSA New Car Assessment Program.
374 complaints filed with NHTSA (18 involving a crash, 13 a fire). Most-reported areas:
Source: NHTSA owner complaints. Complaints are unverified reports, not confirmed defects.
| Version | City | Highway | Combined |
|---|---|---|---|
| Sonata — Auto (AM7), 4 cyl, 1.6 L, Turbo | 8.4 L/100 km (28 mpg) | 6.4 L/100 km (37 mpg) | 7.6 L/100 km (31 mpg) |
| Sonata — Auto (S6), 4 cyl, 2.4 L | 9.4 L/100 km (25 mpg) | 6.7 L/100 km (35 mpg) | 8.4 L/100 km (28 mpg) |
| Sonata — Auto (S8), 4 cyl, 2.0 L, Turbo | 10.2 L/100 km (23 mpg) | 7.4 L/100 km (32 mpg) | 9 L/100 km (26 mpg) |
| Sonata Hybrid — Auto (AM6), 4 cyl, 2.0 L | 6 L/100 km (39 mpg) | 5.3 L/100 km (44 mpg) | 5.7 L/100 km (41 mpg) |
| Sonata Hybrid SE — Auto (AM6), 4 cyl, 2.0 L | 5.9 L/100 km (40 mpg) | 5.1 L/100 km (46 mpg) | 5.6 L/100 km (42 mpg) |
| Sonata Plug-in Hybrid — Auto (AM6), 4 cyl, 2.0 L | 6.4 L/100 km (37 mpg) | 5.6 L/100 km (42 mpg) | 6 L/100 km (39 mpg) |
Source: U.S. EPA / fueleconomy.gov. Converted to L/100 km for Canadian buyers.
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 number 401, "Internal Trunk Release."
Remedy: Dealers will replace the trunk latch base, free of charge. Owner notification letters were mailed December 4, 2021. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 208.
Source: U.S. NHTSA. Canadian-market vehicles can have different recalls — check Transport Canada's recall database. Always confirm recall status for a specific VIN with a dealer.