2007 Opel Astra vs. 2001 Opel Signum
To start off, 2007 Opel Astra is newer by 6 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), 2007 Opel Astra is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (197 HP @ 5400 RPM) has 74 more horse power than 2001 Opel Signum. (123 HP @ 6000 RPM). In normal driving conditions, 2007 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 95 kg more than 2007 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, 2007 Opel Astra (262 Nm @ 1950 RPM) has 95 more torque (in Nm) than 2001 Opel Signum. (167 Nm @ 3800 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Signum.
Compare all specifications:
| 2007 Opel Astra | 2001 Opel Signum | |
| Make | Opel | Opel |
| Model | Astra | Signum |
| Year Released | 2007 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 123 HP |
| Engine RPM | 5400 RPM | 6000 RPM |
| Torque | 262 Nm | 167 Nm |
| Torque RPM | 1950 RPM | 3800 RPM |
| Engine Compression Ratio | 8.8:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 7.8 seconds | 12.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1385 kg | 1480 kg |
| Vehicle Length | 4300 mm | 4640 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2620 mm | 2620 mm |
| Fuel Consumption Overall | 9.3 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 52 L | 60 L |
