1973 Austin 1800 vs. 1975 Tatra T603
To start off, 1975 Tatra T603 is newer by 2 year(s). Which means there will be less support and parts availability for 1973 Austin 1800. In addition, the cost of maintenance, including insurance, on 1973 Austin 1800 would be higher. At 2,472 cc (8 cylinders), 1975 Tatra T603 is equipped with a bigger engine. In terms of performance, 1975 Tatra T603 (104 HP @ 4500 RPM) has 18 more horse power than 1973 Austin 1800. (86 HP @ 5400 RPM) In normal driving conditions, 1975 Tatra T603 should accelerate faster than 1973 Austin 1800. With that said, vehicle weight also plays an important factor in acceleration. 1975 Tatra T603 weights approximately 280 kg more than 1973 Austin 1800. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1975 Tatra T603 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1975 Tatra T603. However, in wet, icy, snow, or gravel driving conditions, 1973 Austin 1800, being front wheel drive (FWD), will offer much better control with better grip. 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, 1975 Tatra T603 (170 Nm @ 3500 RPM) has 29 more torque (in Nm) than 1973 Austin 1800. (141 Nm @ 3000 RPM). This means 1975 Tatra T603 will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin 1800.
Compare all specifications:
| 1973 Austin 1800 | 1975 Tatra T603 | |
| Make | Austin | Tatra |
| Model | 1800 | T603 |
| Year Released | 1973 | 1975 |
| Engine Position | Front | Rear |
| Engine Size | 1799 cc | 2472 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 86 HP | 104 HP |
| Engine RPM | 5400 RPM | 4500 RPM |
| Torque | 141 Nm | 170 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1190 kg | 1470 kg |
| Vehicle Length | 4250 mm | 5070 mm |
| Vehicle Width | 1710 mm | 1920 mm |
| Vehicle Height | 1420 mm | 1540 mm |
| Wheelbase Size | 2700 mm | 2760 mm |
