1998 Jaguar XJ8 vs 1998 Kia Sephia
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 | 1998 Jaguar XJ8 | 1998 Kia Sephia |
|---|---|---|
| NHTSA complaints | 83 | 491 |
| Recall campaigns | 0 | 3 |
| Service bulletins (TSBs) | 13 | 19 |
| Investigations | 0 | 8 |
| Crash reports | 3 | 34 |
| Fire reports | 1 | 16 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 18 | 23–24 |
| Median reported incident mileage | 69,000 mi | 58,500 mi |
Reported problems side by side
| Component | Jaguar XJ8 | Kia Sephia |
|---|---|---|
| Service Brakes, Hydraulic | 1 | 250 |
| Engine and Engine Cooling | 35 | 108 |
| Electrical System | 11 | 104 |
| Power Train | 14 | 68 |
| Fuel System, Gasoline | 4 | 51 |
| Visibility | 2 | 43 |
| Air Bags | 2 | 31 |
| Exterior Lighting | 1 | 27 |
Symptoms owners describe
| Stalling | 37 | 48 |
| Vibration / shaking | 5 | 53 |
| Check engine light | 0 | 28 |
| Brake problems | 0 | 17 |
| Won’t start | 0 | 12 |
| Hesitation / surging | 0 | 9 |
| Electrical failures | 0 | 8 |
| Overheating | 0 | 8 |
1998 Jaguar XJ8
1998 Kia Sephia
Compare all Jaguar XJ8 vs Kia Sephia 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.