1989 Ford Sierra vs. 1985 Jaguar XJS
To start off, 1989 Ford Sierra is newer by 4 year(s). Which means there will be less support and parts availability for 1985 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1985 Jaguar XJS would be higher. At 3,590 cc (6 cylinders), 1985 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1985 Jaguar XJS (225 HP @ 5300 RPM) has 77 more horse power than 1989 Ford Sierra. (148 HP @ 5700 RPM) In normal driving conditions, 1985 Jaguar XJS should accelerate faster than 1989 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1985 Jaguar XJS weights approximately 335 kg more than 1989 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1989 Ford Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1985 Jaguar XJS. In wet, icy, snow, or gravel driving conditions, 1989 Ford Sierra 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, 1985 Jaguar XJS (325 Nm @ 4000 RPM) has 87 more torque (in Nm) than 1989 Ford Sierra. (238 Nm @ 3000 RPM). This means 1985 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Sierra.
Compare all specifications:
| 1989 Ford Sierra | 1985 Jaguar XJS | |
| Make | Ford | Jaguar |
| Model | Sierra | XJS |
| Year Released | 1989 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2933 cc | 3590 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 225 HP |
| Engine RPM | 5700 RPM | 5300 RPM |
| Torque | 238 Nm | 325 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1295 kg | 1630 kg |
| Vehicle Length | 4430 mm | 4880 mm |
| Vehicle Width | 1700 mm | 1800 mm |
| Vehicle Height | 1370 mm | 1270 mm |
| Wheelbase Size | 2610 mm | 2600 mm |
| Fuel Tank Capacity | 55 L | 90 L |
