2004 Opel Signum vs. 1973 Volkswagen Passat
To start off, 2004 Opel Signum is newer by 31 year(s). Which means there will be less support and parts availability for 1973 Volkswagen Passat. In addition, the cost of maintenance, including insurance, on 1973 Volkswagen Passat would be higher. At 1,995 cc (4 cylinders), 2004 Opel Signum is equipped with a bigger engine. In terms of performance, 2004 Opel Signum (173 HP @ 5500 RPM) has 99 more horse power than 1973 Volkswagen Passat. (74 HP @ 5800 RPM). In normal driving conditions, 2004 Opel Signum should accelerate faster than 1973 Volkswagen Passat. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 680 kg more than 1973 Volkswagen Passat. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2004 Opel Signum (265 Nm @ 2500 RPM) has 150 more torque (in Nm) than 1973 Volkswagen Passat. (115 Nm @ 3300 RPM). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1973 Volkswagen Passat.
Compare all specifications:
| 2004 Opel Signum | 1973 Volkswagen Passat | |
| Make | Opel | Volkswagen |
| Model | Signum | Passat |
| Year Released | 2004 | 1973 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1471 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 173 HP | 74 HP |
| Engine RPM | 5500 RPM | 5800 RPM |
| Torque | 265 Nm | 115 Nm |
| Torque RPM | 2500 RPM | 3300 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1560 kg | 880 kg |
| Vehicle Length | 4640 mm | 4200 mm |
| Vehicle Width | 1800 mm | 1630 mm |
| Vehicle Height | 1470 mm | 1370 mm |
| Wheelbase Size | 2840 mm | 2480 mm |
