DecodedCars2018 Kia K900
Trims, performance, features, fuel economy, safety and known problems — with the pros and cons against similar 2018 models.
- Class
- Large Cars
- Body styles
- V6 4dr Sedan, V8 Elite 4dr Sedan
- Engines
- 3.8L 6-cyl, 5.0L 8-cyl
- Drivetrain
- Rear-Wheel Drive
- Fuel
- Regular Gasoline, Premium Gasoline
- MPG (best)
- 20 combined · 17 city / 25 hwy
- Length
- 200.4 in
- Curb weight
- 4,277–4,555 lb
- NHTSA rating
- Not rated
- Recalls
- 2 campaigns
Pros & cons
What's good
- Few owner complaints0 complaints filed with NHTSA versus about 59 for similar models.
Watch out for
- Below-average fuel economyBest version gets 20 MPG combined, 13% below the 2018 large car average of 23.1 MPG.
- "Park outside" recallCheck that the recall repair was done before buying or driving.
Calculated from EPA, NHTSA and vPIC data against 14 similar 2018 models — not a review. How we calculate this →
Overview
The 2018 Kia K900 is a large car offered with 2 engines (3.8L 6-cyl and 5.0L 8-cyl) and rear-wheel drive.
It measures about 200 inches long and 75 inches wide on a 120-inch wheelbase, with a curb weight of roughly 4,277 lb (V6 4dr Sedan).
EPA rates its most efficient version at 20 MPG combined (17 city / 25 highway), 13% worse than the 2018 large car average of 23.1 MPG, for an estimated $3,350 a year in fuel.
NHTSA has not published a 5-Star overall rating for this model year.
It has 2 recall campaigns on file.
What changed for 2018
No changes to engines, powertrains, drivetrains, size, EPA ratings or NHTSA crash rating compared with the 2017 K900 — a carry-over year in the data.
Compared with 2017; trim, feature and price changes aren't covered. See the 2017 K900 →
Dimensions & weight
| Body | Length | Width | Height | Wheelbase | Track F / R | Curb weight | Weight F/R |
|---|---|---|---|---|---|---|---|
| V6 4dr Sedan | 200.4 in | 74.8 in | 58.7 in | 120.1 in | 63.4 / 65 in | 4,277 lb | 50/50 |
| V8 Elite 4dr Sedan | 200.4 in | 74.8 in | 58.7 in | 120.1 in | 63.4 / 65 in | 4,555 lb | 50/50 |
Transport Canada CVS (Open Government Licence – Canada), Canadian-market figures.
Will it fit your garage? Check with your measurements →Engines, MPG & running costs
| Version | Engine | Transmission | Drive | City / Hwy / Comb | vs. class | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|---|---|
| K900 | 3.8L 6-cyl | Automatic (S8) | Rear-Wheel Drive | 17 / 25 / 20 | -13% | $3,350 | 448 |
| K900 | 5.0L 8-cyl | Automatic (S8) | Rear-Wheel Drive | 15 / 23 / 18 | -22% | $4,550 | 512 |
EPA estimates; "vs. class" is combined MPG against the 2018 EPA class average. How we calculate this →
Safety ratings & technology
NHTSA has not published 5-Star ratings for the 2018 Kia K900.
Similar 2018 large cars
| Model | Best MPG / range | NHTSA overall | Recalls |
|---|---|---|---|
| 2018 Kia K900 (this car) | 20 MPG | Not rated | 2 |
| 2018 Chevrolet Impala | 25 MPG | ★★★★★ | 1 |
| 2018 Toyota Camry | 52 MPG | ★★★★★ | 8 |
| 2018 Dodge Charger | 23 MPG | ★★★★★ | 6 |
| 2018 Dodge Challenger | 23 MPG | ★★★★★ | 3 |
| 2018 Volkswagen Passat | 29 MPG | ★★★★★ | 4 |
| 2018 Buick Regal | 26 MPG | Not rated | 3 |
Recalls (2)
Service Brakes, Hydraulic › Antilock/Traction Control/Electronic Limited Slip › Control Unit/Module · Sep 25, 2023 Park outside
NHTSA campaign 23V652000 · 1,730,192 vehicles
- Problem
- Kia America, Inc. (Kia) is recalling certain 2010-2019 Borrego, 2014-2016 Cadenza, 2010-2013 Forte, Forte Koup, Sportage, 2015-2018 K900, 2011-2015 Optima, 2011-2013 Optima Hybrid, Soul, 2012-2017 Rio, 2011-2014 Sorento, and 2010-2011 Rondo vehicles. The Hydraulic Electronic Control Unit (HECU) may experience an electrical short, which can result in an engine compartment fire while parked or driving.
- Risk
- An engine compartment fire while parked or driving can increase the risk of injury.
- Fix
- Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will replace the HECU fuse, free of charge. Interim notification letters, notifying owners of the safety risk, were mailed November 14, 2023. Owner notification letters were mailed March 29, 2024 through June 18, 2024. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC284.
Service Brakes, Hydraulic › Antilock/Traction Control/Electronic Limited Slip › Control Unit/Module · Feb 2, 2022 Park outside
NHTSA campaign 22V051000 · 126,747 vehicles
- Problem
- Kia Motors America (Kia) is recalling certain 2016-2018 K900 and 2014-2016 Sportage vehicles. The Hydraulic Electronic Control Unit (HECU) module could malfunction and cause an electrical short, which could result in an engine compartment fire.
- Risk
- An engine compartment fire while parked or driving can increase the risk of injury.
- Fix
- Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will install a new fuse for the HECU circuit board, free of charge. Owner notification letters were mailed September 22, 2022. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC227.
Not every 2018 Kia K900 is affected — only a VIN check confirms your car.
Owner-reported problems
No owner complaints for the 2018 Kia K900 in NHTSA's database since 2015.
Used 2018 Kia K900 buyer's checklist
- Run the VIN at nhtsa.gov/recalls. 2 recalls this year — ask for proof of repairs.
- Safety-critical recall. At least one recall carries a "Do Not Drive" or "Park Outside" warning. Do not buy until the VIN shows it was repaired.
- Before you pay: service records, a history report and an independent inspection.
Generated by DecodedCars from NHTSA recalls and owner complaints for the 2018 Kia K900. Not a substitute for a professional inspection.
Other K900 years
Compare all years →Sources: EPA, NHTSA, Transport Canada, Wikimedia Commons. Not affiliated with NHTSA, the EPA or Kia. How we calculate this →