2021 Kia K5 vs 2021 Subaru Legacy
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Sep 21, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2021 Kia K5 | 2021 Subaru Legacy |
|---|---|---|
| NHTSA complaints | 165 | 31 |
| Recall campaigns | 6 | 3 |
| Service bulletins (TSBs) | 134 | 452 |
| Investigations | 0 | 0 |
| Crash reports | 8 | 0 |
| Fire reports | 2 | 0 |
| NCAP overall rating | 5/5 | 5/5 |
| EPA MPG (combined) | 27–32 | 27–30 |
| Median reported incident mileage | 56,000 mi | — |
Reported problems side by side
| Component | Kia K5 | Subaru Legacy |
|---|---|---|
| Electrical System | 45 | 5 |
| Fuel/propulsion System | 42 | 0 |
| Engine | 29 | 2 |
| Power Train | 17 | 2 |
| Air Bags | 10 | 6 |
| Fuel System, Gasoline | 13 | 0 |
| Forward Collision Avoidance | 9 | 2 |
| Service Brakes | 9 | 2 |
Symptoms owners describe
| Check engine light | 22 | 5 |
| Stalling | 9 | 0 |
| Loss of power | 9 | 0 |
| Electrical failures | 7 | 0 |
| Vibration / shaking | 6 | 0 |
2021 Kia K5
2021 Subaru Legacy
Compare all Kia K5 vs Subaru Legacy years →
Method. Complaints are unique NHTSA reports. A vehicle that sold more units will naturally accumulate more complaints — use shares and read the underlying reports before drawing conclusions.