1977 Mazda 929 vs. 2013 Jaguar XJ
To start off, 2013 Jaguar XJ is newer by 36 year(s). Which means there will be less support and parts availability for 1977 Mazda 929. In addition, the cost of maintenance, including insurance, on 1977 Mazda 929 would be higher. At 5,000 cc (4 cylinders), 2013 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2013 Jaguar XJ (464 HP @ 6500 RPM) has 381 more horse power than 1977 Mazda 929. (83 HP @ 5000 RPM) In normal driving conditions, 2013 Jaguar XJ should accelerate faster than 1977 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2013 Jaguar XJ weights approximately 796 kg more than 1977 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2013 Jaguar XJ (575 Nm @ 5000 RPM) has 441 more torque (in Nm) than 1977 Mazda 929. (134 Nm @ 3000 RPM). This means 2013 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 1977 Mazda 929.
Compare all specifications:
| 1977 Mazda 929 | 2013 Jaguar XJ | |
| Make | Mazda | Jaguar |
| Model | 929 | XJ |
| Year Released | 1977 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 1769 cc | 5000 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | W |
| Horse Power | 83 HP | 464 HP |
| Engine RPM | 5000 RPM | 6500 RPM |
| Torque | 134 Nm | 575 Nm |
| Torque RPM | 3000 RPM | 5000 RPM |
| Engine Bore Size | 80 mm | 92 mm |
| Engine Stroke Size | 88 mm | 93 mm |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1074 kg | 1870 kg |
| Vehicle Length | 4410 mm | 5252 mm |
| Vehicle Width | 1670 mm | 2105 mm |
| Vehicle Height | 1420 mm | 1456 mm |
| Wheelbase Size | 2520 mm | 3157 mm |
