2001 Opel Astra vs. 2001 Opel Signum
To start off, both 2001 Opel Astra and 2001 Opel Signum were released in the same year (2001). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,173 cc (6 cylinders), 2001 Opel Signum is equipped with a bigger engine. In terms of performance, 2001 Opel Signum (208 HP @ 6200 RPM) has 85 more horse power than 2001 Opel Astra. (123 HP @ 4400 RPM) In normal driving conditions, 2001 Opel Signum should accelerate faster than 2001 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 260 kg more than 2001 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, 2001 Opel Signum (300 Nm) has 130 more torque (in Nm) than 2001 Opel Astra. (170 Nm). This means 2001 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Astra. 2001 Opel Signum has automatic transmission and 2001 Opel Astra has manual transmission. 2001 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 Opel Astra | 2001 Opel Signum | |
| Make | Opel | Opel |
| Model | Astra | Signum |
| Year Released | 2001 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 3173 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 123 HP | 208 HP |
| Engine RPM | 4400 RPM | 6200 RPM |
| Torque | 170 Nm | 300 Nm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Top Speed | 182 km/hour | 237 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1350 kg | 1610 kg |
| Vehicle Length | 4270 mm | 4640 mm |
| Vehicle Width | 1720 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2640 mm |
| Fuel Tank Capacity | 58 L | 52 L |
