1987 Ford Sierra vs. 2013 Jaguar XJ
To start off, 2013 Jaguar XJ is newer by 26 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 2,995 cc (4 cylinders), 2013 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2013 Jaguar XJ (335 HP @ 6500 RPM) has 223 more horse power than 1987 Ford Sierra. (112 HP @ 5300 RPM) In normal driving conditions, 2013 Jaguar XJ should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2013 Jaguar XJ weights approximately 736 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.
Let's talk about torque, 2013 Jaguar XJ (450 Nm @ 5000 RPM) has 270 more torque (in Nm) than 1987 Ford Sierra. (180 Nm @ 3000 RPM). This means 2013 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 1987 Ford Sierra | 2013 Jaguar XJ | |
| Make | Ford | Jaguar |
| Model | Sierra | XJ |
| Year Released | 1987 | 2013 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2292 cc | 2995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | V |
| Horse Power | 112 HP | 335 HP |
| Engine RPM | 5300 RPM | 6500 RPM |
| Torque | 180 Nm | 450 Nm |
| Torque RPM | 3000 RPM | 5000 RPM |
| Engine Bore Size | 96 mm | 84 mm |
| Engine Stroke Size | 79.5 mm | 89 mm |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1135 kg | 1871 kg |
| Vehicle Length | 4500 mm | 5127 mm |
| Vehicle Width | 1680 mm | 2105 mm |
| Vehicle Height | 1400 mm | 1456 mm |
| Wheelbase Size | 2620 mm | 3032 mm |
