Head-to-head reliability
KIA RIO vs Toyota Camry
How the KIA RIO and Toyota Camry compare on NHTSA complaints, recalls and crash reports — and which is the lower-risk used buy.
Based on NHTSA owner-complaint & recall records
KIA RIO vs Toyota Camry: The Rio has 326 complaints over 10 years (33/yr) with engine and brake failures, while the Camry has 2,143 (214/yr) with varied issues. The Rio's engine problems are more severe, but the Camry has more frequent complaints. Source: NHTSA owner complaints.
The picture
Is the KIA RIO or Toyota Camry more reliable?
A plain-English read on what the NHTSA record says about living with each vehicle.
KIA RIO
The Kia Rio, a subcompact sedan, shows a concerning reliability pattern in NHTSA data, with 326 complaints over 10 years (about 33 per year). The most frequent issues are engine failures, including oil loss and rod bearing failures, which can lead to sudden loss of power. Brake problems, such as the pedal going to the floor, and electrical glitches that cause stalling also appear. These issues suggest that while the Rio may be economical, owners face potentially serious mechanical and safety-related defects.
Toyota Camry
The Toyota Camry, a midsize sedan, has a much higher total complaint count (2,143 over 10 years, about 214 per year), but this is partly due to its larger sales volume. The complaints are spread across powertrain, engine, brakes, and electrical systems. Owners report transmission grinding and replacement needs, sudden acceleration incidents, brake failures, and HVAC odors. Despite the higher raw numbers, the Camry's issues are varied and not as concentrated in one area as the Rio's engine problems.
The numbers
Side-by-side NHTSA record
Lower is better in every category. The highlighted cell is the stronger result.
| Category | KIA RIO | Toyota Camry |
|---|---|---|
| Total complaintsAll model years combined | 326 Better | 2,143 |
| Safety recallsFederal recall campaigns | 12 Better | 31 |
| Crash reportsCrash-related complaints | 35 Better | 181 |
| Complaints per yearAveraged across model years | 32.6 Better | 214.3 |
| Reported injuriesTied to owner complaints | 31 Better | 163 |
| Reported deathsTied to owner complaints | 3 | 1 Better |
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.
KIA RIO
- 01ENGINE128
- 02UNKNOWN OR OTHER66
- 03SERVICE BRAKES57
- 04ELECTRICAL SYSTEM39
- 05HYDRAULIC34
Owners report oil loss and rod bearing failures leading to sudden engine shutdown. This can be dangerous if it happens while driving, and repairs are costly.
Brake pedal can go to the floor, requiring emergency brake use to stop. This is a critical safety issue that could lead to crashes.
The car may stall or jerk while driving due to electrical issues, and there are theft-related ignition problems. This can leave you stranded or increase theft risk.
“The oil light flashed in the car once after an oil change, so I took the car back the very next day to the mechanic and he said there was no oil in the car at the time. He filled the car back up with oil, and by the end of the week, the car needed oil again,…”
“The engine experienced a rod bearing failure resulting in internal engine damage and sudden loss of normal engine operation. The vehicle and failed engine components are currently available for inspection upon request. The engine failure occurred while the ve…”
Toyota Camry
- 01POWER TRAIN395
- 02UNKNOWN OR OTHER342
- 03ENGINE315
- 04SERVICE BRAKES290
- 05ELECTRICAL SYSTEM246
Transmission grinding and failures are reported, sometimes requiring full replacement. This is a major repair and can affect acceleration and drivability.
Sudden acceleration incidents and coolant valve bypass codes are reported. These can lead to loss of control or engine overheating.
Brake failure on hills and in parking lots is reported, with no response when pressing the pedal. This is a serious safety concern.
HVAC odors and sensor issues are common, but also electrical problems that may affect safety systems.
“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…”
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.
KIA RIO — 12 recalls
The defect: Kia Motors America (Kia) is recalling certain 2021-2022 Rio and Forte vehicles. A bolt in the steering column may not be secured properly, which can cause the steering column to detach from the steering rack and result in a loss of steering control.
The risk: Loss of steering control can increase the risk of a crash.
The fix: Dealers will tighten the lower steering column u-joint retention bolt, free of charge. Owner notification letters were mailed May 27, 2022. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall SC235.
The defect: Kia Motors America (Kia) is recalling certain 2016-2018 Forte 4-door, Forte Koup 2-door, and 2018-2019 Rio 4-door vehicles. The trunk latch may become damaged, preventing the opening of the trunk from the inside. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle…
The risk: A person inside the trunk compartment may become trapped, increasing their risk of injury.
The fix: Dealers will replace the trunk latch assembly, free of charge. Owner notification letters were mailed on February 10, 2022. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC216.
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 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…
The risk: An engine compartment fire while parked or driving can increase the risk of injury.
The 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…
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…
Buyer analysis
KIA RIO or Toyota Camry: which should you buy?
The Kia Rio has fewer complaints per year (about 33) compared to the Toyota Camry (about 214), but the Rio's issues are more concentrated in engine and brake failures, which are potentially more dangerous. The Camry's higher count is partly due to its popularity, but its problems are more varied. In practice, the Rio may have a higher risk of catastrophic engine failure, while the Camry has more frequent but less severe issues.
Key differences
- The Rio has a higher proportion of engine complaints (128 out of 326) compared to the Camry (315 out of 2143), indicating a more concentrated engine problem.
- Brake failures are reported in both, but the Rio's brake pedal going to the floor is a distinct safety hazard.
- The Camry has more powertrain complaints (395) than the Rio's engine complaints, but the Rio's engine issues are more severe.
- The Rio has theft-related ignition issues, while the Camry has HVAC odor problems, showing different quality concerns.
- Check for any engine oil consumption issues or unusual engine noises, as rod bearing failures are common.
- Test the brakes thoroughly, especially for pedal feel and any signs of brake fluid leaks.
- Listen for transmission grinding or hesitation during acceleration, as transmission replacement is reported.
- Check for any signs of sudden acceleration or brake pedal feel issues, and ensure all recalls are performed.
Before you buy
- Obtain a vehicle history report and check for open recalls on both models.
- Have a trusted mechanic perform a pre-purchase inspection, focusing on engine and brakes for the Rio, and transmission and brakes for the Camry.
- Test drive both vehicles on hills and highways to assess braking and acceleration behavior.
- Ask for maintenance records, especially for oil changes and transmission service.
- Consider the cost of potential repairs: engine replacement for the Rio and transmission replacement for the Camry.
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 | KIA RIO | Toyota Camry |
|---|---|---|
| 2023 | 12 | 62 |
| 2022 | 11 | 59 |
| 2021 | 15 | 155 |
| 2020 | 27 | 270 |
| 2019 | 21 | 393 |
| 2018 | 28 | 736 |
| 2017 | 31 | 148 |
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 KIA RIO or Toyota Camry in front of you — accident history, open recalls and title records.
Go deeper
Full reliability reports
- Comparison
- KIA RIO vs Toyota Camry
- KIA RIO total complaints
- 326
- Toyota Camry total complaints
- 2,143
- KIA RIO total recalls
- 12
- Toyota Camry total recalls
- 31
- KIA RIO avg complaints/year
- 32.6
- Toyota Camry avg complaints/year
- 214.3
- More reliable overall
- KIA RIO
- KIA RIO top complaint area
- ENGINE
- Toyota Camry top complaint area
- POWER TRAIN