2001 Opel Signum vs. 2009 Opel Astra
To start off, 2009 Opel Astra is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Opel Signum. In addition, the cost of maintenance, including insurance, on 2001 Opel Signum would be higher. At 1,998 cc (4 cylinders), 2009 Opel Astra is equipped with a bigger engine. In terms of performance, 2009 Opel Astra (239 HP @ 5600 RPM) has 95 more horse power than 2001 Opel Signum. (144 HP @ 4000 RPM) In normal driving conditions, 2009 Opel Astra should accelerate faster than 2001 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 5 kg more than 2009 Opel Astra.
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, 2009 Opel Astra (320 Nm @ 2400 RPM) has 100 more torque (in Nm) than 2001 Opel Signum. (220 Nm @ 2000 RPM). This means 2009 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Signum.
Compare all specifications:
| 2001 Opel Signum | 2009 Opel Astra | |
| Make | Opel | Opel |
| Model | Signum | Astra |
| Year Released | 2001 | 2009 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 144 HP | 239 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 220 Nm | 320 Nm |
| Torque RPM | 2000 RPM | 2400 RPM |
| Engine Bore Size | 82 mm | 86 mm |
| Engine Stroke Size | 90.4 mm | 86 mm |
| Engine Compression Ratio | 18.0:1 | 8.8:1 |
| Top Speed | 209 km/hour | 244 km/hour |
| Acceleration 0-100mph | 10.5 seconds | 6.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1398 kg | 1393 kg |
| Vehicle Length | 4640 mm | 4300 mm |
| Vehicle Width | 1800 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1410 mm |
| Wheelbase Size | 2850 mm | 2620 mm |
| Fuel Tank Capacity | 60 L | 52 L |
