2003 Alfa Romeo 156 vs. 1991 Jaguar XJR-15
To start off, 2003 Alfa Romeo 156 is newer by 12 year(s). Which means there will be less support and parts availability for 1991 Jaguar XJR-15. In addition, the cost of maintenance, including insurance, on 1991 Jaguar XJR-15 would be higher. At 5,993 cc (12 cylinders), 1991 Jaguar XJR-15 is equipped with a bigger engine. In terms of performance, 1991 Jaguar XJR-15 (450 HP @ 6250 RPM) has 312 more horse power than 2003 Alfa Romeo 156. (138 HP @ 6500 RPM) In normal driving conditions, 1991 Jaguar XJR-15 should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 156 weights approximately 265 kg more than 1991 Jaguar XJR-15.
Because 1991 Jaguar XJR-15 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 Jaguar XJR-15. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo 156, being front wheel drive (FWD), will offer much better control with better grip. 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, 1991 Jaguar XJR-15 (570 Nm @ 4500 RPM) has 407 more torque (in Nm) than 2003 Alfa Romeo 156. (163 Nm @ 3900 RPM). This means 1991 Jaguar XJR-15 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 156 | 1991 Jaguar XJR-15 | |
| Make | Alfa Romeo | Jaguar |
| Model | 156 | XJR-15 |
| Year Released | 2003 | 1991 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 1747 cc | 5993 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 138 HP | 450 HP |
| Engine RPM | 6500 RPM | 6250 RPM |
| Torque | 163 Nm | 570 Nm |
| Torque RPM | 3900 RPM | 4500 RPM |
| Engine Bore Size | 82 mm | 90 mm |
| Engine Stroke Size | 82.7 mm | 78.5 mm |
| Top Speed | 208 km/hour | 307 km/hour |
| Acceleration 0-100mph | 10 seconds | 3.9 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 1 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1315 kg | 1050 kg |
| Vehicle Length | 4450 mm | 4810 mm |
| Vehicle Width | 1750 mm | 1910 mm |
| Vehicle Height | 1440 mm | 1110 mm |
| Wheelbase Size | 2600 mm | 2870 mm |
| Fuel Tank Capacity | 63 L | 90 L |
