Head-to-head reliability
KIA K4 vs Honda Accord
How the KIA K4 and Honda Accord compare on NHTSA complaints, recalls and crash reports — and which is the lower-risk used buy.
Based on NHTSA owner-complaint & recall records
KIA K4 averages fewer NHTSA complaints per year. KIA K4 has 58 complaints and 3 recalls on record; Honda Accord has 4,397 complaints and 38 recalls. Source: NHTSA owner complaints.
The numbers
Side-by-side NHTSA record
Lower is better in every category. The highlighted cell is the stronger result.
| Category | KIA K4 | Honda Accord |
|---|---|---|
| Total complaintsAll model years combined | 58 Better | 4,397 |
| Safety recallsFederal recall campaigns | 3 Better | 38 |
| Crash reportsCrash-related complaints | 16 Better | 159 |
| Complaints per yearAveraged across model years | 29.0 Better | 439.7 |
| Reported injuriesTied to owner complaints | 10 Better | 143 |
| Reported deathsTied to owner complaints | 0 Better | 3 |
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 K4
- 01UNKNOWN OR OTHER16
- 02LANE DEPARTURE15
- 03ELECTRICAL SYSTEM12
- 04STEERING11
- 05FORWARD COLLISION AVOIDANCE10
“I own a 2025 Kia K4 that has experienced multiple serious defects since purchase, raising ongoing safety concerns. Within the first four months, my windshield has failed or cracked four times, with one replacement denied by Kia and paid out-of-pocket. The win…”
“The vehicle issues began 3 weeks after purchasing a 2026 Kia K4 with 89 miles on it. *"Key fob not recognized", black screen, car not starting and cascading into many other infotainment problems. ** Revving far higher (1.4 - 4.4) with the slightest accelerati…”
Honda Accord
- 01ENGINE968
- 02ELECTRICAL SYSTEM850
- 03FORWARD COLLISION AVOIDANCE814
- 04UNKNOWN OR OTHER720
- 05FUEL/PROPULSION SYSTEM587
“2021 Honda Accord EX-L, 1.5T turbocharged engine. Within 8 months of purchase at approximately 21,900 miles, I experienced three separate incidents of sudden complete engine power loss at highway speeds. During each incident the vehicle would not exceed 2,000…”
“I am filing a complaint regarding the premature head gasket failure on my 2021 Honda Accord, which failed on May 28, 2026, with only 89,000 miles on the vehicle. A head gasket is a critical engine component that should last well beyond 89,000 miles under norm…”
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 K4 — 3 recalls
The defect: Kia America, Inc. (Kia) is recalling certain 2025 K4 and Sorento vehicles. The connecting rod bolts in the engine may have been improperly tightened, which can cause a loss of drive power.
The risk: A loss of drive power increases the risk of a crash.
The fix: Dealers will replace the sub engine assembly, free of charge. Owner notification letters are expected to be mailed September 12, 2025. Owners may contact Kia customer service at 800-333-4542. Kia's number for this recall is SC349.
The defect: Kia America, Inc. (Kia) is recalling certain 2025 Kia K4, 2025-2026 Sorento, Sorento Hybrid, Sorento Plug-In Hybrid Electric (PHEV), 2026 Sportage, Sportage Hybrid, Sportage PHEV, K5, EV9, Carnival, and Carnival Hybrid vehicles. Due to a software error, the instrument panel display may fail. As suc…
The risk: An instrument panel display that fails to show critical safety information, such as the speedometer, tire pressure, or warning lights, increases the risk of a crash.
The fix: The instrument panel display software will be updated over-the-air (OTA) or by a dealer, free of charge. Owner notification letters are expected to be mailed March 26, 2026. Owners may contact Kia Customer Service at 1-800-333-4542. Kia's…
The defect: Kia America, Inc (Kia) is recalling certain 2027 Kia Telluride and 2026 Kia K4 vehicles. The rear center seat belt anchor buckle in the 2026 K4 and the third-row center seat belt anchor buckle in the 2027 Telluride may not latch properly.
The risk: A seat belt buckle that is not latched properly can fail to restrain an occupant in a crash, increasing the risk of injury.
The fix: Dealers will inspect and replace the anchor buckle assembly, as necessary, free of charge. Owner notification letters were mailed May 5, 2026. Owners may contact Kia at 1-800-333-4542. Kia's number for this recall is SC364. Vehicle Identif…
Honda Accord — 38 recalls
The defect: Honda (American Honda Motor Co.) is recalling certain 2021 Accord Sedan, Accord Hybrid, CR-V, Ridgeline, 2022 Insight and CR-V Hybrid vehicles. The automatic locking retractor on the second-row center seat belt assembly may deactivate improperly, which can result in an unsecured child restraint sys…
The risk: An unsecured child restraint system can increase the risk of injury during a crash.
The fix: Dealers will replace the second-row center seat belt assembly, free of charge. Owner notification letters were mailed January 14, 2022. Owners may contact Honda customer service at 1-888-234-2138.
The defect: Honda (American Honda Motor Co.) is recalling certain 2020-2022 Pilot, Accord, Civic sedan, HR-V, Odyssey, 2020 Civic coupe, Fit, 2021-2022 Civic hatchback, 2021 Civic Type R, Insight, 2020-2021 CR-V, CR-V Hybrid, Passport, Ridgeline, Accord Hybrid, 2020 Acura MDX, 2022 Acura MDX, 2020-2022 Acura R…
The risk: An air bag that deploys unintentionally during a crash can increase the risk of injury.
The fix: Dealers will replace the seat weight sensors, free of charge. Owner notification letters were mailed March 28, 2024. This is a phased recall. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for these recalls ar…
The defect: Honda (American Honda Motor Co.) is recalling certain 2013-2023 Honda Accord, Civic Coupe, Civic Sedan, Civic Hatchback, Civic Type R, CR-V, HR-V, Ridgeline, Odyssey, Acura ILX, MDX, MDX Hybrid, RDX, RLX, TLX, 2019-2022 Honda Insight, Passport, 2020 Honda CR-V Hybrid, 2018-2019 Honda Clarity PHEV,…
The risk: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
The fix: Dealers will replace the fuel pump module, free of charge. Owner letters were mailed September 6, 2024. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are KGC and KGD. This recall is an expansi…
The defect: Honda (American Honda Motor Co.) is recalling certain 2018-2021, 2023 Acura TLX, 2019-2024 RDX, 2017-2020, 2022-2026 MDX, 2017-2021, 2023, 2025 Honda Ridgeline, 2017-2022 Pilot, 2019-2021 Passport, 2018-2026 Odyssey, 2019-2022 Insight, 2019-2021 HR-V, 2018-2020 Fit, 2020-2022 CR-V Hybrid, 2017-2022…
The risk: Air bags that deploy unintentionally during a crash increase the risk of injury.
The fix: Dealers will replace the seat weight sensors, free of charge. Owner notification letters were mailed July 7, 2026. Owners may contact Honda's customer service at 1-888-234-2138. Honda's numbers for this recall are BOL, WO9, OOA, WOM, XOH,…
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 K4 | Honda Accord |
|---|---|---|
| 2026 | 14 | 5 |
| 2025 | 44 | 98 |
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 K4 or Honda Accord in front of you — accident history, open recalls and title records.
Go deeper
Full reliability reports
- Comparison
- KIA K4 vs Honda Accord
- KIA K4 total complaints
- 58
- Honda Accord total complaints
- 4,397
- KIA K4 total recalls
- 3
- Honda Accord total recalls
- 38
- KIA K4 avg complaints/year
- 29.0
- Honda Accord avg complaints/year
- 439.7
- More reliable overall
- KIA K4
- KIA K4 top complaint area
- UNKNOWN OR OTHER
- Honda Accord top complaint area
- ENGINE