Kia · model year 2018
2018 Kia Optima
Specifications and certified data for the 2018 model year. All Kia Optima model years →
2018 US EPA fuel-economy records
| Year | Engine | Drive | Transmission | Fuel | MPG (US) comb. | CO₂ g/mi | EV range mi | Source |
|---|---|---|---|---|---|---|---|---|
| 2018 | 1.6 L 4-cyl | Front-Wheel Drive | Automatic (AM7) | Regular | 31 | 286 | — | EPA ↗ |
| 2018 | 2.0 L 4-cyl | Front-Wheel Drive | Automatic (S6) | Regular | 25 | 360 | — | EPA ↗ |
| 2018 | 2.0 L 4-cyl | Front-Wheel Drive | Automatic (AM6) | Regular | 42 | 212 | — | EPA ↗ |
| 2018 | 2.0 L 4-cyl | Front-Wheel Drive | Automatic (AM6) | Regular Gas and Electricity | 40 | 97 | 29 | EPA ↗ |
| 2018 | 2.4 L 4-cyl | Front-Wheel Drive | Automatic (S6) | Regular | 28 | 321 | — | EPA ↗ |
| 2018 | 2.4 L 4-cyl | Front-Wheel Drive | Automatic (S6) | Regular | 29 | 310 | — | EPA ↗ |
| 2018 | 2.4 L 4-cyl | Front-Wheel Drive | Automatic (S6) | Regular | 26 | 340 | — | EPA ↗ |
US EPA test figures (US MPG, US test cycle), fueleconomy.gov ↗, US government public domain.
US NHTSA safety ratings
| Vehicle | Overall | Front | Side | Rollover | Source |
|---|---|---|---|---|---|
| 2018 Kia Optima 4 DR FWD | ★★★★★ (5/5) | ★★★★★ (5/5) | ★★★★★ (5/5) | ★★★★★ (5/5) | NHTSA ↗ |
| 2018 Kia Optima Hybrid 4 DR FWD | ★★★★★ (5/5) | ★★★★★ (5/5) | ★★★★★ (5/5) | ★★★★★ (5/5) | NHTSA ↗ |
NHTSA 5-Star Safety Ratings (US government, public domain). US-market versions; not the same tests as Euro NCAP.
US safety recalls
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23V594000 2023-08-24 · model years 2016, 2017, 2018
LATCHES/LOCKS/LINKAGES:TRUNK LID:LATCH
Kia 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 inside. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety…
Remedy: Dealers will replace the trunk latch base subassembly, free of charge. Owner notification letters were mailed October 19, 2023. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is…
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21V844000 2021-10-29 · model years 2017, 2018
ENGINE
Kia 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.
Remedy: Dealers will inspect the engine. If bearing damage is found, the engine will be replaced. Dealers will also install a software update containing a Knock Sensor Detection System (KSDS). Repairs will be performed free of…
NHTSA recalls database (US government, public domain). Recalls apply to US-market vehicles; check the manufacturer for your country.
Sources
- US EPA / DOE FuelEconomy.gov — https://www.fueleconomy.gov/feg/ws/index.shtmlUS Government public domain
- NHTSA 5-Star Safety Ratings API — https://api.nhtsa.gov/SafetyRatingsUS Government public domain
- NHTSA recalls database — https://www.nhtsa.gov/recallsUS Government public domain
- Car Model Index — https://models.autoculturesociety.com/Compiled record. Sources that do not permit reuse are not copied; this index is credited instead.