2003 Alfa Romeo 156 vs. 1968 Jaguar XJ-13
To start off, 2003 Alfa Romeo 156 is newer by 35 year(s). Which means there will be less support and parts availability for 1968 Jaguar XJ-13. In addition, the cost of maintenance, including insurance, on 1968 Jaguar XJ-13 would be higher. At 4,990 cc (12 cylinders), 1968 Jaguar XJ-13 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 156 weights approximately 140 kg more than 1968 Jaguar XJ-13.
Let's talk about torque, 1968 Jaguar XJ-13 (570 Nm @ 6300 RPM) has 407 more torque (in Nm) than 2003 Alfa Romeo 156. (163 Nm @ 3900 RPM). This means 1968 Jaguar XJ-13 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 156 | 1968 Jaguar XJ-13 | |
| Make | Alfa Romeo | Jaguar |
| Model | 156 | XJ-13 |
| Year Released | 2003 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 1746 cc | 4990 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 138 HP | 0 HP |
| Torque | 163 Nm | 570 Nm |
| Torque RPM | 3900 RPM | 6300 RPM |
| Vehicle Weight | 1265 kg | 1125 kg |
| Vehicle Length | 4440 mm | 4840 mm |
| Vehicle Width | 1750 mm | 1780 mm |
| Vehicle Height | 1440 mm | 1000 mm |
