The 2018 Kia Optima has 468 owner-filed NHTSA complaints and 3 recalls on record. The most-reported areas are engine and electrical system. Owners most often flag catastrophic engine failure (theta ii 2.4l/2.0t): connecting rod bearing failure leading to seized engine, often around 100,000-150,000 miles; also severe oil consumption. covered under a manufacturer settlement with extended warranty, but process is often lengthy. frequency: very frequent.
Source: NHTSA complaints and recalls filed for 2018 Kia Optima vehicles (US, public record).
Across the 12 Optima model years we track, complaint volume runs from 75 (2010) to 1,420 (2013). With 468 complaints, the 2018 Optima sits abovethe model's median of 300.
These are raw NHTSA complaint totals, not adjusted for how many cars sold or how long each model year has been on the road. Older and higher-selling years accumulate more complaints.
hybrid propulsion system
Campaign 18V161000Kia Motors America (Kia) is recalling certain 2017-2018 Kia Optima hybrid vehicles. These vehicles are equipped with a Voltage Protection Device (VPD), designed to protect the high voltage battery module, that may activa…
latches/locks/linkages:trunk lid:latch
Campaign 23V594000Kia America, Inc. (Kia) is recalling certain 2016-2017 Rio, 2016-2018 Optima, 2017-2018 Optima Hybrid and Optima Plug-in Hybrid vehicles. The trunk latch base may crack, preventing the opening of the trunk from the insid…
engine
Campaign 21V844000Kia Motors America (Kia) is recalling certain 2017-2018 Optima Hybrid and Optima Plug-In Hybrid vehicles. The connecting rod bearings inside the engine may wear prematurely, which can result in engine damage.
Mixed sentiment with a strong generational divide. Long-term owners of earlier models (pre-2011) report exceptionally high reliability and satisfaction, with examples reaching over 270,000 miles with minimal maintenance beyond oil changes.
Owner insights cover all generations of the Optima. See the full Optima owner picture and every model year.
Used Optima listings typically run $8,939–$13,095 across 2010 to 2020 model years.
Compare every Optima year side by side to see how 2018 ranks against the rest.