2006 Fiat Siena vs. 1988 Jaguar XJS
To start off, 2006 Fiat Siena is newer by 18 year(s). Which means there will be less support and parts availability for 1988 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1988 Jaguar XJS would be higher. At 3,590 cc (6 cylinders), 1988 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1988 Jaguar XJS (225 HP @ 5300 RPM) has 124 more horse power than 2006 Fiat Siena. (101 HP @ 5500 RPM) In normal driving conditions, 1988 Jaguar XJS should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 153 kg more than 1988 Jaguar XJS.
Because 1988 Jaguar XJS 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 1988 Jaguar XJS. However, in wet, icy, snow, or gravel driving conditions, 2006 Fiat Siena, 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, 1988 Jaguar XJS (325 Nm @ 4000 RPM) has 185 more torque (in Nm) than 2006 Fiat Siena. (140 Nm @ 4000 RPM). This means 1988 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2006 Fiat Siena | 1988 Jaguar XJS | |
| Make | Fiat | Jaguar |
| Model | Siena | XJS |
| Year Released | 2006 | 1988 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 3590 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 101 HP | 225 HP |
| Engine RPM | 5500 RPM | 5300 RPM |
| Torque | 140 Nm | 325 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 86.4 mm | 91 mm |
| Engine Stroke Size | 67.4 mm | 92 mm |
| Engine Compression Ratio | 9.5:1 | 11.5:1 |
| Top Speed | 184 km/hour | 241 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1783 kg | 1630 kg |
| Vehicle Length | 3830 mm | 4880 mm |
| Vehicle Width | 1640 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1220 mm |
| Wheelbase Size | 2380 mm | 2600 mm |
| Fuel Tank Capacity | 54 L | 90 L |
