2005 Opel Signum vs. 2000 Opel Astra
To start off, 2005 Opel Signum is newer by 5 year(s). Which means there will be less support and parts availability for 2000 Opel Astra. In addition, the cost of maintenance, including insurance, on 2000 Opel Astra would be higher. At 3,174 cc (6 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (208 HP @ 6000 RPM) has 63 more horse power than 2000 Opel Astra. (145 HP @ 5800 RPM). In normal driving conditions, 2005 Opel Signum should accelerate faster than 2000 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 282 kg more than 2000 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, 2005 Opel Signum (300 Nm @ 4000 RPM) has 97 more torque (in Nm) than 2000 Opel Astra. (203 Nm @ 4000 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2000 Opel Astra. 2000 Opel Astra has automatic transmission and 2005 Opel Signum has manual transmission. 2005 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2000 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Opel Signum | 2000 Opel Astra | |
| Make | Opel | Opel |
| Model | Signum | Astra |
| Year Released | 2005 | 2000 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3174 cc | 2196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 208 HP | 145 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 300 Nm | 203 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 87.5 mm | 86 mm |
| Engine Stroke Size | 88 mm | 94.6 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Top Speed | 237 km/hour | 212 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 10 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1610 kg | 1328 kg |
| Vehicle Length | 4640 mm | 4270 mm |
| Vehicle Width | 1800 mm | 1720 mm |
| Vehicle Height | 1470 mm | 1400 mm |
| Wheelbase Size | 2840 mm | 2640 mm |
| Fuel Tank Capacity | 60 L | 53 L |
