Head-to-head reliability
Toyota Camry vs KIA Optima
How the Toyota Camry and KIA Optima compare on NHTSA complaints, recalls and crash reports — and which is the lower-risk used buy.
Based on NHTSA owner-complaint & recall records
Toyota Camry vs KIA Optima: The Camry has 214 complaints per year, while the Optima has 607, indicating a higher rate of issues for the Kia. Engine problems are prevalent in the Optima, with sudden oil loss, while the Camry shows transmission and brake concerns. Source: NHTSA owner complaints.
The picture
Is the Toyota Camry or KIA Optima more reliable?
A plain-English read on what the NHTSA record says about living with each vehicle.
Toyota Camry
The Toyota Camry, over the last decade, has accumulated a moderate number of complaints, averaging about 214 per year. Owners frequently report issues with the powertrain, engine, and brakes, including grinding noises from the transmission and sudden acceleration incidents. While not overwhelmingly problematic, these reports suggest that some Camrys may experience significant mechanical failures, particularly in the transmission and braking systems.
KIA Optima
The KIA Optima has a much higher complaint rate, averaging about 607 per year, with a heavy concentration in engine problems. Owners describe sudden oil loss, engine failure, and loss of power, even with regular maintenance. Electrical and steering issues are also common, along with transmission problems after software updates. This pattern indicates that the Optima may have serious reliability concerns, especially regarding the engine.
The numbers
Side-by-side NHTSA record
Lower is better in every category. The highlighted cell is the stronger result.
| Category | Toyota Camry | KIA Optima |
|---|---|---|
| Total complaintsAll model years combined | 2,143 Better | 6,070 |
| Safety recallsFederal recall campaigns | 31 Better | 41 |
| Crash reportsCrash-related complaints | 181 Better | 214 |
| Complaints per yearAveraged across model years | 214.3 Better | 607.0 |
| Reported injuriesTied to owner complaints | 163 Better | 191 |
| Reported deathsTied to owner complaints | 1 Better | 9 |
Source: NHTSA owner complaints & recall records.
What actually goes wrong
The problems owners report
The most-complained-about systems on each vehicle — what fails, and what owners say in their own words.
Toyota Camry
- 01POWER TRAIN395
- 02UNKNOWN OR OTHER342
- 03ENGINE315
- 04SERVICE BRAKES290
- 05ELECTRICAL SYSTEM246
Owners report grinding noises from the front end upon acceleration, with dealerships confirming transmission issues that often require replacement. Some also describe sudden acceleration incidents, which can lead to crashes.
Engine problems include sudden acceleration and a specific coolant valve bypass issue that triggers a maintenance light, but may not be covered by a recall for all VINs, leaving owners with potential safety concerns.
Brake failures are reported, such as a complete lack of response when pressing the pedal on a downhill slope, which can be terrifying and dangerous. Another instance involves brakes not engaging properly when parking on a slope.
“I turned into a restaurant’s parking lot, found a spot and slowly drove into the lot, I eased off the gas pedal and gently applying the brake as the lot has a slight downward slope. When I reach the chunk (the parking block), I added more force to the brake,…”
“Grinding noise coming from front end upon acceleration. Brought to dealership who confirmed noises coming from transmission. Transmission needs to be replaced per dealer recommendation. Recalls on 2021 Toyota Camry for same issue. Transmissions on backorder a…”
KIA Optima
- 01ENGINE3,069
- 02UNKNOWN OR OTHER787
- 03ELECTRICAL SYSTEM720
- 04STEERING719
- 05SERVICE BRAKES453
The most prevalent issue is engine failure due to sudden oil loss, even with regular oil changes. Owners experience loss of power and difficulty accelerating, sometimes leading to breakdowns.
Transmission problems are noted, including hard shifting after a software update, and in one case, transmission failure shortly after purchase with no resolution from the dealership.
Electrical issues are linked to excessive oil loss, as the system may not alert the driver to low oil levels, leading to engine damage. This is a serious concern for owners.
“Out of town July 12th 2025 my 2020 Kia Optima engine started having problems. I tried to get to my hotel but it was obvious I was not going to make it. I pulled into the nearest station and was told my car had no oil. There were no signs of leaking oil and no…”
“I have kept up on regular oil changes and maintenance on my Kia which I bought new 5 years ago. My issues started when my car's orange check engine light came on, I experienced loss of power such as difficulty accelerating even at low speeds, especially up hi…”
Official recalls
Safety recalls on record
Federal recall campaigns — the defect, the risk, and the fix. Confirm any open recall was completed before you buy.
Toyota Camry — 31 recalls
The defect: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2020-2021 Avalon, Avalon Hybrid, Corolla, Highlander, Highlander Hybrid, RAV4, RAV4 Hybrid, Lexus ES350, Lexus RX350, Lexus RX450H, 2021 Sienna Hybrid, Lexus ES250, 2020-2022 Camry, Camry Hybrid, and ES300H vehicles. A short cir…
The risk: An air bag that does not deploy during a crash increases the risk of injury.
The fix: Dealers will inspect and replace the sensor as necessary, free of charge. Interim letters notifying owners of the safety risk were mailed in February 2024. Some final remedy owner letters were mailed October 31, 2024. Letters will continue…
The defect: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2023-2024 Camry and Camry Hybrid vehicles. The second-row center and right-side seats may have insufficiently welded head restraint brackets. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle…
The risk: A head restraint bracket that is insufficiently welded may not properly restrain an occupant during a crash, increasing the risk of injury.
The fix: Dealers will replace the 60% rear seat-back frame sub-assembly, free of charge. Owner notification letters were mailed April 19, 2024. Owners may contact Toyota customer service at 1-800-331-4331. Toyota's numbers for this recall are 24TB0…
The defect: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2023 Camry and Camry Hybrid vehicles. The lug nuts that attach the wheels to the vehicle may be loose, which can result in wheel detachment.
The risk: A wheel that detaches from a moving vehicle can cause a loss of vehicle control, increasing the risk of a crash.
The fix: Owners are advised not to drive their vehicles until the repair has been performed. Dealers will inspect and tighten the lug nuts, and replace any damaged components, free of charge. Owner notification letters are expected to be mailed on…
The defect: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2023-2024 Camry and Camry Hybrid vehicles. The second-row center and right-side seats may have insufficiently welded head restraint brackets. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle…
The risk: A head restraint bracket that is insufficiently welded may not properly restrain an occupant during a crash, increasing the risk of injury.
The fix: Dealers will replace the 60% rear seat-back frame sub-assembly, free of charge. Owner notification letters were mailed April 19, 2024. Owners may contact Toyota customer service at 1-800-331-4331. Toyota's numbers for this recall are 24TB0…
KIA Optima — 41 recalls
The defect: Kia Motors America (Kia) is recalling certain 2019 Optima vehicles equipped with Gamma 1.6L Turbo-GDI or Theta II 2.0L Turbo-GDI engines. A software error in the Forward Collision-Avoidance Assist (FCA) system may cause the braking assist function to not engage when a stationary vehicle is detected.
The risk: Improper intervention of the Forward Collision-Avoidance Assist can increase the risk of a crash.
The fix: Kia will notify owners, and dealers will update the FCA software, free of charge. The recall began August 27, 2019. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC179.
The defect: Kia 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 activate inadvertently.
The risk: If the VPD activates while the vehicle is being operated in Electric Vehicle (EV) mode, there may be a loss of power, increasing the risk of a crash.
The fix: Kia will notify owners, and dealers will remove the VPD switch and install two newly designed Battery Management Systems (BMS) that contain Overvoltage Protection Devices (OPDs), free of charge. The recall is expected to begin May 2018. Ow…
The defect: 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 Moto…
The risk: A person inside the trunk compartment may become trapped, increasing their risk of injury.
The fix: 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 SC278.
The defect: Kia Motors America (Kia) is recalling certain 2011-2017 Optima, 2012-2017 Sorento and 2011-2018 Sportage vehicles that previously received an engine replacement under recall number 17V-224, warranty, or the Knock Sensor Detection System (KSDS) Product Improvement Campaign. The high pressure fuel pi…
The risk: A fuel leak in the presence of an ignition source can increase the risk of a fire.
The fix: Kia has notified owners, and dealers will inspect and replace the fuel pipe, as necessary, free of charge. The recall began January 17, 2019. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC172.
Buyer analysis
Toyota Camry or KIA Optima: which should you buy?
The Toyota Camry has fewer complaints per year (214) compared to the KIA Optima (607), indicating a lower rate of reported issues. In practice, this means Camry owners are less likely to encounter major problems, but both vehicles have notable reliability concerns that should be carefully evaluated.
Key differences
- The Camry has significantly fewer complaints per year (214 vs 607), suggesting better overall reliability.
- The Optima's engine problems are more severe, with reports of sudden oil loss and engine failure, while the Camry's issues are more spread across powertrain, engine, and brakes.
- The Optima has more recalls (41 vs 31) and a higher number of crash-related complaints (214 vs 181), though the Camry has more injuries (163 vs 191) and deaths (1 vs 9) in the data.
- The Camry's transmission issues are often described as grinding and needing replacement, while the Optima's transmission problems appear after software updates, indicating potential software-related issues.
- Inspect the transmission for any signs of grinding or hesitation, as owners report the need for replacement.
- Check the brake system thoroughly, especially for any loss of pedal pressure, which has been reported in sudden failure incidents.
- Check the engine oil level and look for any signs of leaks, as sudden oil loss is a common and serious issue.
- Be aware of any transmission hard shifting, especially after software updates, and verify the vehicle's recall status.
Before you buy
- Obtain a vehicle history report to check for any open recalls or previous complaints.
- Have a trusted mechanic perform a pre-purchase inspection, focusing on the transmission and brakes for the Camry, and the engine and electrical system for the Optima.
- Test drive the vehicle on various road conditions, including hills, to assess brake and acceleration behavior.
- Check the engine oil level and condition, and look for any warning lights on the dashboard.
- Verify that all recalls have been addressed by the dealership.
Year by year
Which model years to avoid
Complaints per model year for both vehicles — lower is better. The spikes are the years to scrutinize.
| Year | Toyota Camry | KIA Optima |
|---|---|---|
| 2020 | 270 | 143 |
| 2019 | 393 | 205 |
| 2018 | 736 | 231 |
| 2017 | 148 | 255 |
Check the actual car
Comparing models is smart. Checking the VIN is essential.
Brand averages tell you the trend. A VIN check tells you what's wrong with the specific Toyota Camry or KIA Optima in front of you — accident history, open recalls and title records.
Go deeper
Full reliability reports
- Comparison
- Toyota Camry vs KIA Optima
- Toyota Camry total complaints
- 2,143
- KIA Optima total complaints
- 6,070
- Toyota Camry total recalls
- 31
- KIA Optima total recalls
- 41
- Toyota Camry avg complaints/year
- 214.3
- KIA Optima avg complaints/year
- 607.0
- More reliable overall
- Toyota Camry
- Toyota Camry top complaint area
- POWER TRAIN
- KIA Optima top complaint area
- ENGINE