1999 Audi S8 vs. 1998 Jaguar XJ8
To start off, 1999 Audi S8 is newer by 1 year(s). Which means there will be less support and parts availability for 1998 Jaguar XJ8. In addition, the cost of maintenance, including insurance, on 1998 Jaguar XJ8 would be higher. At 4,170 cc (8 cylinders), 1999 Audi S8 is equipped with a bigger engine. In terms of performance, 1998 Jaguar XJ8 (290 HP @ 6100 RPM) has 43 more horse power than 1999 Audi S8. (247 HP @ 7000 RPM) In normal driving conditions, 1998 Jaguar XJ8 should accelerate faster than 1999 Audi S8. With that said, vehicle weight also plays an important factor in acceleration. 1998 Jaguar XJ8 weights approximately 40 kg more than 1999 Audi S8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 1998 Jaguar XJ8. In wet, icy, snow, or gravel driving conditions, 1999 Audi S8 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1998 Jaguar XJ8 (525 Nm @ 4250 RPM) has 195 more torque (in Nm) than 1999 Audi S8. (330 Nm @ 3400 RPM). This means 1998 Jaguar XJ8 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi S8.
Compare all specifications:
| 1999 Audi S8 | 1998 Jaguar XJ8 | |
| Make | Audi | Jaguar |
| Model | S8 | XJ8 |
| Year Released | 1999 | 1998 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4170 cc | 3981 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 290 HP |
| Engine RPM | 7000 RPM | 6100 RPM |
| Torque | 330 Nm | 525 Nm |
| Torque RPM | 3400 RPM | 4250 RPM |
| Engine Bore Size | 84.5 mm | 86.1 mm |
| Engine Stroke Size | 93 mm | 86.1 mm |
| Engine Compression Ratio | 11.0:1 | 10.8:1 |
| Top Speed | 250 km/hour | 241 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 7.3 seconds |
| Drive Type | AWD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1750 kg | 1790 kg |
| Vehicle Length | 5040 mm | 5030 mm |
| Vehicle Width | 1890 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1350 mm |
| Wheelbase Size | 2890 mm | 2920 mm |
| Fuel Tank Capacity | 90 L | 87 L |
