2005 Opel Signum vs. 1980 Renault 15
To start off, 2005 Opel Signum is newer by 25 year(s). Which means there will be less support and parts availability for 1980 Renault 15. In addition, the cost of maintenance, including insurance, on 1980 Renault 15 would be higher. At 1,796 cc (4 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (120 HP @ 6000 RPM) has 61 more horse power than 1980 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 2005 Opel Signum should accelerate faster than 1980 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 517 kg more than 1980 Renault 15. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Opel Signum (165 Nm @ 3800 RPM) has 67 more torque (in Nm) than 1980 Renault 15. (98 Nm @ 3500 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1980 Renault 15.
Compare all specifications:
| 2005 Opel Signum | 1980 Renault 15 | |
| Make | Opel | Renault |
| Model | Signum | 15 |
| Year Released | 2005 | 1980 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 1289 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 120 HP | 59 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 165 Nm | 98 Nm |
| Torque RPM | 3800 RPM | 3500 RPM |
| Engine Bore Size | 80.5 mm | 75 mm |
| Engine Stroke Size | 88.2 mm | 69 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1482 kg | 965 kg |
| Vehicle Length | 4640 mm | 4270 mm |
| Vehicle Width | 1800 mm | 1640 mm |
| Vehicle Height | 1470 mm | 1320 mm |
| Wheelbase Size | 2840 mm | 2440 mm |
| Fuel Tank Capacity | 60 L | 55 L |
