2021 Hyundai Kona Electric vs 2021 Toyota Highlander
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Sep 22, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2021 Hyundai Kona Electric | 2021 Toyota Highlander |
|---|---|---|
| NHTSA complaints | 26 | 512 |
| Recall campaigns | 2 | 4 |
| Service bulletins (TSBs) | 42 | 180 |
| Investigations | 1 | 0 |
| Crash reports | 1 | 16 |
| Fire reports | 1 | 4 |
| NCAP overall rating | — | 5/5 |
| EPA MPG (combined) | 120 | 23–36 |
| Median reported incident mileage | — | 29,055 mi |
Reported problems side by side
| Component | Hyundai Kona Electric | Toyota Highlander |
|---|---|---|
| Power Train | 1 | 219 |
| Service Brakes | 2 | 66 |
| Structure | 0 | 51 |
| Engine | 4 | 44 |
| Air Bags | 1 | 42 |
| Electrical System | 10 | 26 |
| Fuel/propulsion System | 1 | 31 |
| Forward Collision Avoidance | 1 | 12 |
Symptoms owners describe
| Stalling | 6 | 19 |
| Hesitation / surging | 0 | 33 |
| Loss of power | 0 | 25 |
| Vibration / shaking | 0 | 19 |
| Check engine light | 0 | 12 |
| Shifting problems | 0 | 8 |
| Brake problems | 0 | 6 |
| Rust / corrosion | 0 | 6 |
2021 Hyundai Kona Electric
2021 Toyota Highlander
Compare all Hyundai Kona Electric vs Toyota Highlander 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.