2004 Opel Signum vs. 1962 Tatra T603
To start off, 2004 Opel Signum is newer by 42 year(s). Which means there will be less support and parts availability for 1962 Tatra T603. In addition, the cost of maintenance, including insurance, on 1962 Tatra T603 would be higher. At 2,545 cc (8 cylinders), 1962 Tatra T603 is equipped with a bigger engine. In terms of performance, 2004 Opel Signum (173 HP @ 5500 RPM) has 79 more horse power than 1962 Tatra T603. (94 HP @ 5000 RPM). In normal driving conditions, 2004 Opel Signum should accelerate faster than 1962 Tatra T603. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 90 kg more than 1962 Tatra T603. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1962 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 1962 Tatra T603. However, in wet, icy, snow, or gravel driving conditions, 2004 Opel Signum, 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, 2004 Opel Signum (265 Nm @ 2500 RPM) has 107 more torque (in Nm) than 1962 Tatra T603. (158 Nm @ 3000 RPM). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1962 Tatra T603.
Compare all specifications:
| 2004 Opel Signum | 1962 Tatra T603 | |
| Make | Opel | Tatra |
| Model | Signum | T603 |
| Year Released | 2004 | 1962 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Rear |
| Engine Size | 1995 cc | 2545 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 173 HP | 94 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 265 Nm | 158 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1470 kg |
| Vehicle Length | 4640 mm | 5070 mm |
| Vehicle Width | 1800 mm | 1920 mm |
| Vehicle Height | 1470 mm | 1540 mm |
| Wheelbase Size | 2840 mm | 2760 mm |
