1963 Austin A 99 vs. 2003 Jeep Grand Cherokee
To start off, 2003 Jeep Grand Cherokee is newer by 40 year(s). Which means there will be less support and parts availability for 1963 Austin A 99. In addition, the cost of maintenance, including insurance, on 1963 Austin A 99 would be higher. At 3,966 cc (6 cylinders), 2003 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2003 Jeep Grand Cherokee (195 HP @ 3800 RPM) has 88 more horse power than 1963 Austin A 99. (107 HP @ 4750 RPM) In normal driving conditions, 2003 Jeep Grand Cherokee should accelerate faster than 1963 Austin A 99. With that said, vehicle weight also plays an important factor in acceleration. 2003 Jeep Grand Cherokee weights approximately 270 kg more than 1963 Austin A 99. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2003 Jeep Grand Cherokee (312 Nm @ 3000 RPM) has 88 more torque (in Nm) than 1963 Austin A 99. (224 Nm @ 2500 RPM). This means 2003 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 1963 Austin A 99.
Compare all specifications:
| 1963 Austin A 99 | 2003 Jeep Grand Cherokee | |
| Make | Austin | Jeep |
| Model | A 99 | Grand Cherokee |
| Year Released | 1963 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2912 cc | 3966 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 107 HP | 195 HP |
| Engine RPM | 4750 RPM | 3800 RPM |
| Torque | 224 Nm | 312 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Engine Compression Ratio | 8.3:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1530 kg | 1800 kg |
| Vehicle Length | 4780 mm | 4610 mm |
| Vehicle Width | 1750 mm | 1840 mm |
| Vehicle Height | 1540 mm | 1770 mm |
| Wheelbase Size | 2800 mm | 2700 mm |
| Fuel Tank Capacity | 34 L | 78 L |
