1989 Jaguar XJS vs. 2005 Opel Speedster
To start off, 2005 Opel Speedster is newer by 16 year(s). Which means there will be less support and parts availability for 1989 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1989 Jaguar XJS would be higher. At 3,980 cc (6 cylinders), 1989 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1989 Jaguar XJS (235 HP @ 4750 RPM) has 38 more horse power than 2005 Opel Speedster. (197 HP @ 5500 RPM). In normal driving conditions, 1989 Jaguar XJS should accelerate faster than 2005 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 1989 Jaguar XJS weights approximately 745 kg more than 2005 Opel Speedster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1989 Jaguar XJS (387 Nm @ 3750 RPM) has 136 more torque (in Nm) than 2005 Opel Speedster. (251 Nm @ 1950 RPM). This means 1989 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Speedster. 1989 Jaguar XJS has automatic transmission and 2005 Opel Speedster has manual transmission. 2005 Opel Speedster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1989 Jaguar XJS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1989 Jaguar XJS | 2005 Opel Speedster | |
| Make | Jaguar | Opel |
| Model | XJS | Speedster |
| Year Released | 1989 | 2005 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 3980 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 235 HP | 197 HP |
| Engine RPM | 4750 RPM | 5500 RPM |
| Torque | 387 Nm | 251 Nm |
| Torque RPM | 3750 RPM | 1950 RPM |
| Engine Bore Size | 91 mm | 86 mm |
| Engine Stroke Size | 102 mm | 86 mm |
| Top Speed | 224 km/hour | 243 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1750 kg | 1005 kg |
| Vehicle Length | 4770 mm | 3790 mm |
| Vehicle Width | 1890 mm | 1710 mm |
| Vehicle Height | 1270 mm | 1120 mm |
| Wheelbase Size | 2600 mm | 2340 mm |
