2009 BMW 523 vs. 1968 Jaguar XJ-13
To start off, 2009 BMW 523 is newer by 41 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. 2009 BMW 523 weights approximately 400 kg more than 1968 Jaguar XJ-13.
Let's talk about torque, 1968 Jaguar XJ-13 (570 Nm @ 6300 RPM) has 340 more torque (in Nm) than 2009 BMW 523. (230 Nm @ 3500 RPM). This means 1968 Jaguar XJ-13 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523.
Compare all specifications:
| 2009 BMW 523 | 1968 Jaguar XJ-13 | |
| Make | BMW | Jaguar |
| Model | 523 | XJ-13 |
| Year Released | 2009 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 4990 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 175 HP | 0 HP |
| Torque | 230 Nm | 570 Nm |
| Torque RPM | 3500 RPM | 6300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1525 kg | 1125 kg |
| Vehicle Width | 1470 mm | 1780 mm |
| Vehicle Height | 1850 mm | 1000 mm |
