2003 Opel Signum vs. 1978 Simca Horizon
To start off, 2003 Opel Signum is newer by 25 year(s). Which means there will be less support and parts availability for 1978 Simca Horizon. In addition, the cost of maintenance, including insurance, on 1978 Simca Horizon would be higher. At 2,172 cc (4 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (115 HP @ 3000 RPM) has 32 more horse power than 1978 Simca Horizon. (83 HP @ 5600 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 1978 Simca Horizon. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 510 kg more than 1978 Simca Horizon. 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, 2003 Opel Signum (280 Nm @ 1500 RPM) has 159 more torque (in Nm) than 1978 Simca Horizon. (121 Nm @ 3000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1978 Simca Horizon.
Compare all specifications:
| 2003 Opel Signum | 1978 Simca Horizon | |
| Make | Opel | Simca |
| Model | Signum | Horizon |
| Year Released | 2003 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2172 cc | 1442 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 83 HP |
| Engine RPM | 3000 RPM | 5600 RPM |
| Torque | 280 Nm | 121 Nm |
| Torque RPM | 1500 RPM | 3000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1535 kg | 1025 kg |
| Vehicle Length | 4640 mm | 3970 mm |
| Vehicle Width | 1800 mm | 1690 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2840 mm | 2530 mm |
