2005 Opel Astra vs. 2004 Volkswagen Passat
To start off, 2005 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Volkswagen Passat. In addition, the cost of maintenance, including insurance, on 2004 Volkswagen Passat would be higher. At 1,795 cc, 2005 Opel Astra is equipped with a bigger engine. In terms of performance, 2004 Volkswagen Passat (170 HP @ 4000 RPM) has 50 more horse power than 2005 Opel Astra. (120 HP @ 4000 RPM) In normal driving conditions, 2004 Volkswagen Passat should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Volkswagen Passat weights approximately 235 kg more than 2005 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, 2004 Volkswagen Passat (225 Nm) has 55 more torque (in Nm) than 2005 Opel Astra. (170 Nm). This means 2004 Volkswagen Passat will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2005 Opel Astra | 2004 Volkswagen Passat | |
| Make | Opel | Volkswagen |
| Model | Astra | Passat |
| Year Released | 2005 | 2004 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1795 cc | 1786 cc |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 120 HP | 170 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 170 Nm | 225 Nm |
| Engine Bore Size | 80.5 mm | 81 mm |
| Engine Stroke Size | 88.2 mm | 86 mm |
| Engine Compression Ratio | 10.5:1 | 9.3:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1235 kg | 1470 kg |
| Vehicle Length | 4520 mm | 4710 mm |
| Wheelbase Size | 2740 mm | 2710 mm |
| Fuel Tank Capacity | 52 L | 62 L |
