1984 Ford Sierra vs. 1990 Jaguar XJR
To start off, 1990 Jaguar XJR is newer by 6 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 3,979 cc (6 cylinders), 1990 Jaguar XJR is equipped with a bigger engine. In terms of performance, 1990 Jaguar XJR (252 HP @ 5250 RPM) has 138 more horse power than 1984 Ford Sierra. (114 HP @ 5300 RPM) In normal driving conditions, 1990 Jaguar XJR should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1990 Jaguar XJR weights approximately 378 kg more than 1984 Ford Sierra. 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, 1990 Jaguar XJR (377 Nm) has 201 more torque (in Nm) than 1984 Ford Sierra. (176 Nm). This means 1990 Jaguar XJR will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 1984 Ford Sierra | 1990 Jaguar XJR | |
| Make | Ford | Jaguar |
| Model | Sierra | XJR |
| Year Released | 1984 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 2294 cc | 3979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 114 HP | 252 HP |
| Engine RPM | 5300 RPM | 5250 RPM |
| Torque | 176 Nm | 377 Nm |
| Engine Bore Size | 90 mm | 91 mm |
| Engine Stroke Size | 60.1 mm | 102 mm |
| Engine Compression Ratio | 9.0:1 | 9.8:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1115 kg | 1493 kg |
| Vehicle Length | 4420 mm | 4940 mm |
| Vehicle Width | 1730 mm | 2010 mm |
| Wheelbase Size | 2610 mm | 2880 mm |
