1991 Opel Astra vs. 2003 Vauxhall Signum
To start off, 2003 Vauxhall Signum is newer by 12 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 2,198 cc (4 cylinders), 2003 Vauxhall Signum is equipped with a bigger engine. In terms of performance, 2003 Vauxhall Signum (153 HP @ 5600 RPM) has 53 more horse power than 1991 Opel Astra. (100 HP @ 5600 RPM) In normal driving conditions, 2003 Vauxhall Signum should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Vauxhall Signum weights approximately 355 kg more than 1991 Opel Astra. 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 Vauxhall Signum (220 Nm @ 3800 RPM) has 85 more torque (in Nm) than 1991 Opel Astra. (135 Nm @ 3400 RPM). This means 2003 Vauxhall Signum will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1991 Opel Astra | 2003 Vauxhall Signum | |
| Make | Opel | Vauxhall |
| Model | Astra | Signum |
| Year Released | 1991 | 2003 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1597 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 153 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 135 Nm | 220 Nm |
| Torque RPM | 3400 RPM | 3800 RPM |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1095 kg | 1450 kg |
| Vehicle Length | 4280 mm | 4640 mm |
| Vehicle Width | 1690 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2640 mm | 2840 mm |
