2005 Oldsmobile Aurora vs. 2004 Opel Astra
To start off, 2005 Oldsmobile Aurora is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Opel Astra. In addition, the cost of maintenance, including insurance, on 2004 Opel Astra would be higher. At 3,995 cc (8 cylinders), 2005 Oldsmobile Aurora is equipped with a bigger engine. In terms of performance, 2005 Oldsmobile Aurora (248 HP @ 5600 RPM) has 123 more horse power than 2004 Opel Astra. (125 HP @ 5600 RPM). In normal driving conditions, 2005 Oldsmobile Aurora should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Oldsmobile Aurora weights approximately 400 kg more than 2004 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 Oldsmobile Aurora (353 Nm @ 4400 RPM) has 186 more torque (in Nm) than 2004 Opel Astra. (167 Nm @ 3800 RPM). This means 2005 Oldsmobile Aurora will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra. 2005 Oldsmobile Aurora has automatic transmission and 2004 Opel Astra has manual transmission. 2004 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Oldsmobile Aurora will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Oldsmobile Aurora | 2004 Opel Astra | |
| Make | Oldsmobile | Opel |
| Model | Aurora | Astra |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3995 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 248 HP | 125 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 353 Nm | 167 Nm |
| Torque RPM | 4400 RPM | 3800 RPM |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1725 kg | 1325 kg |
| Vehicle Length | 5070 mm | 4520 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1510 mm |
| Wheelbase Size | 2860 mm | 2700 mm |
