1997 Alfa Romeo 145 vs. 1981 Jaguar XJS
To start off, 1997 Alfa Romeo 145 is newer by 16 year(s). Which means there will be less support and parts availability for 1981 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1981 Jaguar XJS would be higher. At 5,344 cc (12 cylinders), 1981 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1981 Jaguar XJS (299 HP @ 5500 RPM) has 197 more horse power than 1997 Alfa Romeo 145. (102 HP @ 6300 RPM) In normal driving conditions, 1981 Jaguar XJS should accelerate faster than 1997 Alfa Romeo 145. With that said, vehicle weight also plays an important factor in acceleration. 1981 Jaguar XJS weights approximately 572 kg more than 1997 Alfa Romeo 145. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1981 Jaguar XJS (431 Nm @ 3000 RPM) has 307 more torque (in Nm) than 1997 Alfa Romeo 145. (124 Nm @ 4600 RPM). This means 1981 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 1997 Alfa Romeo 145.
Compare all specifications:
| 1997 Alfa Romeo 145 | 1981 Jaguar XJS | |
| Make | Alfa Romeo | Jaguar |
| Model | 145 | XJS |
| Year Released | 1997 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1370 cc | 5344 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 102 HP | 299 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 124 Nm | 431 Nm |
| Torque RPM | 4600 RPM | 3000 RPM |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1135 kg | 1707 kg |
| Vehicle Length | 4100 mm | 4880 mm |
| Vehicle Width | 1720 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1270 mm |
| Wheelbase Size | 2550 mm | 2600 mm |
