1968 Jaguar XJ-13 vs. 1999 Alfa Romeo 156
To start off, 1999 Alfa Romeo 156 is newer by 31 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. 1999 Alfa Romeo 156 weights approximately 195 kg more than 1968 Jaguar XJ-13.
Let's talk about torque, 1968 Jaguar XJ-13 (570 Nm @ 6300 RPM) has 348 more torque (in Nm) than 1999 Alfa Romeo 156. (222 Nm @ 5000 RPM). This means 1968 Jaguar XJ-13 will have an easier job in driving up hills or pulling heavy equipment than 1999 Alfa Romeo 156.
Compare all specifications:
| 1968 Jaguar XJ-13 | 1999 Alfa Romeo 156 | |
| Make | Jaguar | Alfa Romeo |
| Model | XJ-13 | 156 |
| Year Released | 1968 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 4990 cc | 2491 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 0 HP | 187 HP |
| Torque | 570 Nm | 222 Nm |
| Torque RPM | 6300 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1125 kg | 1320 kg |
| Vehicle Length | 4840 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1750 mm |
| Vehicle Height | 1000 mm | 1420 mm |
