YearToAvoid

2020 Kia Optima Problems, Recalls & Reliability

Verdict

Best

Complaint Index

10/100

#10 most-complained of 11 Optima years

The 2020 Kia Optima has a Complaint Index of 10, the lowest (best) among the 11 model years with data, and ranks Best. It has 146 complaints, 0 recalls, and no do-not-drive recalls, with Engine issues making up 73% of complaints.

Complaints
146
Recalls
0
Crashes / fires
6 / 2
Injuries / deaths
4 / 0
NHTSA overall rating
5 / 5 ★
EPA combined MPG
29
25 city / 35 hwy

Top 2020 Kia Optima problems

NHTSA owner complaints by component group. Groups with 15+ complaints have their own page.

  1. Engine106 (73%)
  2. Transmission & Powertrain27 (18%)
  3. Other17 (12%)
  4. Electrical System13 (9%)
  5. Fuel System12 (8%)
  6. Brakes8 (5%)
  7. Airbags7 (5%)
  8. Collision Avoidance & Cameras5 (3%)
  9. Seat Belts4 (3%)
  10. Steering2 (1%)

What owners report

  • Owners report airbags failing to deploy in crashes, including one at 60 MPH that ended in a ditch with the driver losing consciousness.
  • Some describe the ABS module acting faulty, causing a spongy, unresponsive brake pedal that delays stopping.
  • Owners report the engine consuming oil and, in some cases, catching fire under the hood.
  • One complaint describes metal contamination found on the VVT solenoid of the 2.4L GDI engine, similar to symptoms tied to a prior Theta II bearing recall.
  • A driver reported the forward collision warning system never activating or detecting a vehicle ahead despite adjusting sensitivity settings.
2020 Kia Optima complaints: complaints filed per quarter212019 Q42021 Q22022 Q22023 Q22024 Q22025 Q22026 Q2
204 complaints filed with NHTSA from 2019 Q4 to 2026 Q3; peak 2025 Q1 (21).

2020 Kia Optima recalls

No safety recalls on record for this model year.

2020 Kia Optima fuel economy and fuel cost

City
25 MPG
Highway
35 MPG
Combined
29 MPG
Annual fuel cost (EPA)
$2,250
15,000 mi/yr
Fuel
Regular
Current regular gas
$4.32/gal
national avg.

EPA figures; median across configurations of this model year. Estimate your own cost with the fuel cost calculator.

2020 compared with other Optima years

Complaint Index by model year (0 = fewest issues, 100 = most)025507510020102011201220132014201520162017201820192020
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2018Good30232228.5
2019Good40208129
2020Best10146029

All Kia Optima years: best and worst →

Frequently asked questions

Is the 2020 Kia Optima reliable?
Based on NHTSA owner complaints and recalls, the 2020 Optima has a Complaint Index of 10, the best (lowest) of any Optima model year with data, and carries a Best verdict relative to other Optima years.
What is the main problem area for the 2020 Kia Optima?
Engine complaints dominate, making up 73% of all reported issues (106 of 146 complaints), with a median mileage at failure of 103,592.5 miles.
Does the 2020 Kia Optima have any recalls?
NHTSA lists 0 recalls for the 2020 Kia Optima, including no do-not-drive recalls.
How does the 2020 Optima compare to other years?
The 2020 Optima ranks 10th worst out of 11 years tracked, meaning it has fewer reported complaints relative to years like 2013 (Complaint Index 100) and 2015 (Complaint Index 90), which carry Avoid verdicts.
What is the fuel economy of the 2020 Kia Optima?
The 2020 Optima gets 29 mpg combined (25 city / 35 highway), with an estimated annual fuel cost of $2,250 per EPA data.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.