2001 Opel Signum vs. 2010 Opel Astra
To start off, 2010 Opel Astra is newer by 9 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 2,958 cc (6 cylinders), 2001 Opel Signum is equipped with a bigger engine. In terms of performance, 2010 Opel Astra (197 HP @ 5400 RPM) has 22 more horse power than 2001 Opel Signum. (175 HP @ 4000 RPM) In normal driving conditions, 2010 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 284 kg more than 2010 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, 2001 Opel Signum (370 Nm @ 1900 RPM) has 108 more torque (in Nm) than 2010 Opel Astra. (262 Nm @ 4200 RPM). This means 2001 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2010 Opel Astra.
Compare all specifications:
| 2001 Opel Signum | 2010 Opel Astra | |
| Make | Opel | Opel |
| Model | Signum | Astra |
| Year Released | 2001 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 197 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 370 Nm | 262 Nm |
| Torque RPM | 1900 RPM | 4200 RPM |
| Engine Compression Ratio | 18.5:1 | 8.8:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 9.4 seconds | 8.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1670 kg | 1386 kg |
| Vehicle Length | 4640 mm | 4480 mm |
| Vehicle Width | 1800 mm | 2030 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2710 mm | 2620 mm |
| Fuel Tank Capacity | 60 L | 52 L |
