2005 Opel Signum vs. 1994 Opel Astra
To start off, 2005 Opel Signum is newer by 11 year(s). Which means there will be less support and parts availability for 1994 Opel Astra. In addition, the cost of maintenance, including insurance, on 1994 Opel Astra would be higher. At 1,908 cc (4 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (173 HP @ 5500 RPM) has 92 more horse power than 1994 Opel Astra. (81 HP @ 5800 RPM). In normal driving conditions, 2005 Opel Signum should accelerate faster than 1994 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 485 kg more than 1994 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 (265 Nm @ 2500 RPM) has 151 more torque (in Nm) than 1994 Opel Astra. (114 Nm @ 3400 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1994 Opel Astra.
Compare all specifications:
| 2005 Opel Signum | 1994 Opel Astra | |
| Make | Opel | Opel |
| Model | Signum | Astra |
| Year Released | 2005 | 1994 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 1389 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 173 HP | 81 HP |
| Engine RPM | 5500 RPM | 5800 RPM |
| Torque | 265 Nm | 114 Nm |
| Torque RPM | 2500 RPM | 3400 RPM |
| Engine Bore Size | 86 mm | 77.7 mm |
| Engine Stroke Size | 86 mm | 73.4 mm |
| Engine Compression Ratio | 9.5:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1560 kg | 1075 kg |
| Vehicle Length | 4640 mm | 4250 mm |
| Vehicle Width | 1800 mm | 1690 mm |
| Vehicle Height | 1470 mm | 1410 mm |
| Wheelbase Size | 2620 mm | 2620 mm |
