1997 Alfa Romeo 145 vs. 1973 Jaguar XJ
To start off, 1997 Alfa Romeo 145 is newer by 24 year(s). Which means there will be less support and parts availability for 1973 Jaguar XJ. In addition, the cost of maintenance, including insurance, on 1973 Jaguar XJ would be higher. At 5,344 cc (12 cylinders), 1973 Jaguar XJ is equipped with a bigger engine. In terms of performance, 1973 Jaguar XJ (251 HP @ 6000 RPM) has 149 more horse power than 1997 Alfa Romeo 145. (102 HP @ 6300 RPM) In normal driving conditions, 1973 Jaguar XJ should accelerate faster than 1997 Alfa Romeo 145. With that said, vehicle weight also plays an important factor in acceleration. 1973 Jaguar XJ weights approximately 700 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, 1973 Jaguar XJ (409 Nm @ 3500 RPM) has 285 more torque (in Nm) than 1997 Alfa Romeo 145. (124 Nm @ 4600 RPM). This means 1973 Jaguar XJ 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 | 1973 Jaguar XJ | |
| Make | Alfa Romeo | Jaguar |
| Model | 145 | XJ |
| Year Released | 1997 | 1973 |
| 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 | 251 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 124 Nm | 409 Nm |
| Torque RPM | 4600 RPM | 3500 RPM |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1135 kg | 1835 kg |
| Vehicle Length | 4100 mm | 4850 mm |
| Vehicle Width | 1720 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2550 mm | 2770 mm |
