2004 Opel Signum vs. 1973 Volkswagen SP2
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 SP2. In addition, the cost of maintenance, including insurance, on 1973 Volkswagen SP2 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 98 more horse power than 1973 Volkswagen SP2. (75 HP @ 5000 RPM). In normal driving conditions, 2004 Opel Signum should accelerate faster than 1973 Volkswagen SP2. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 670 kg more than 1973 Volkswagen SP2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Opel Signum (265 Nm @ 2500 RPM) has 145 more torque (in Nm) than 1973 Volkswagen SP2. (120 Nm @ 3000 RPM). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1973 Volkswagen SP2.
Compare all specifications:
| 2004 Opel Signum | 1973 Volkswagen SP2 | |
| Make | Opel | Volkswagen |
| Model | Signum | SP2 |
| Year Released | 2004 | 1973 |
| Engine Position | Front | Rear |
| Engine Size | 1995 cc | 1679 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 173 HP | 75 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 265 Nm | 120 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1560 kg | 890 kg |
| Vehicle Length | 4640 mm | 4220 mm |
| Vehicle Width | 1800 mm | 1620 mm |
| Vehicle Height | 1470 mm | 1160 mm |
| Wheelbase Size | 2840 mm | 2410 mm |
