1963 Austin A 99 vs. 1973 Tatra T603
To start off, 1973 Tatra T603 is newer by 10 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 2,912 cc (6 cylinders), 1963 Austin A 99 is equipped with a bigger engine. In terms of performance, 1963 Austin A 99 (107 HP @ 4750 RPM) has 3 more horse power than 1973 Tatra T603. (104 HP @ 4500 RPM). In normal driving conditions, 1963 Austin A 99 should accelerate faster than 1973 Tatra T603. With that said, vehicle weight also plays an important factor in acceleration. 1963 Austin A 99 weights approximately 60 kg more than 1973 Tatra T603. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1963 Austin A 99 (224 Nm @ 2500 RPM) has 54 more torque (in Nm) than 1973 Tatra T603. (170 Nm @ 3500 RPM). This means 1963 Austin A 99 will have an easier job in driving up hills or pulling heavy equipment than 1973 Tatra T603.
Compare all specifications:
| 1963 Austin A 99 | 1973 Tatra T603 | |
| Make | Austin | Tatra |
| Model | A 99 | T603 |
| Year Released | 1963 | 1973 |
| Engine Position | Front | Rear |
| Engine Size | 2912 cc | 2470 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 107 HP | 104 HP |
| Engine RPM | 4750 RPM | 4500 RPM |
| Torque | 224 Nm | 170 Nm |
| Torque RPM | 2500 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1530 kg | 1470 kg |
| Vehicle Length | 4780 mm | 5070 mm |
| Vehicle Width | 1750 mm | 1920 mm |
| Vehicle Height | 1540 mm | 1540 mm |
| Wheelbase Size | 2800 mm | 2760 mm |
