2005 Alfa Romeo 156 vs. 1973 Tatra T603
To start off, 2005 Alfa Romeo 156 is newer by 32 year(s). Which means there will be less support and parts availability for 1973 Tatra T603. In addition, the cost of maintenance, including insurance, on 1973 Tatra T603 would be higher. At 2,490 cc (6 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (185 HP @ 5000 RPM) has 81 more horse power than 1973 Tatra T603. (104 HP @ 4500 RPM). In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 1973 Tatra T603. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 156 weights approximately 20 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.
Because 1973 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 1973 Tatra T603. However, in wet, icy, snow, or gravel driving conditions, 2005 Alfa Romeo 156, 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, 2005 Alfa Romeo 156 (221 Nm @ 5000 RPM) has 51 more torque (in Nm) than 1973 Tatra T603. (170 Nm @ 3500 RPM). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1973 Tatra T603.
Compare all specifications:
| 2005 Alfa Romeo 156 | 1973 Tatra T603 | |
| Make | Alfa Romeo | Tatra |
| Model | 156 | T603 |
| Year Released | 2005 | 1973 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Rear |
| Engine Size | 2490 cc | 2470 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 185 HP | 104 HP |
| Engine RPM | 5000 RPM | 4500 RPM |
| Torque | 221 Nm | 170 Nm |
| Torque RPM | 5000 RPM | 3500 RPM |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1470 kg |
| Vehicle Length | 4730 mm | 5070 mm |
| Vehicle Width | 1820 mm | 1920 mm |
| Vehicle Height | 1420 mm | 1540 mm |
| Wheelbase Size | 2600 mm | 2760 mm |
