1987 Ford Sierra vs. 2012 Jaguar XJ
To start off, 2012 Jaguar XJ is newer by 25 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 5,000 cc (8 cylinders), 2012 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2012 Jaguar XJ (510 HP @ 6000 RPM) has 406 more horse power than 1987 Ford Sierra. (104 HP @ 5200 RPM) In normal driving conditions, 2012 Jaguar XJ should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2012 Jaguar XJ weights approximately 797 kg more than 1987 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, 2012 Jaguar XJ (624 Nm @ 2500 RPM) has 464 more torque (in Nm) than 1987 Ford Sierra. (160 Nm @ 4000 RPM). This means 2012 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra. 2012 Jaguar XJ has automatic transmission and 1987 Ford Sierra has manual transmission. 1987 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Jaguar XJ will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Ford Sierra | 2012 Jaguar XJ | |
| Make | Ford | Jaguar |
| Model | Sierra | XJ |
| Year Released | 1987 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 5000 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 104 HP | 510 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 160 Nm | 624 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 6-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1145 kg | 1942 kg |
| Vehicle Length | 4430 mm | 5127 mm |
| Vehicle Width | 1700 mm | 1895 mm |
| Vehicle Height | 1370 mm | 1456 mm |
| Wheelbase Size | 2620 mm | 3032 mm |
