2005 Audi A4 vs. 2010 Opel Astra
To start off, 2010 Opel Astra is newer by 5 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 1,998 cc (4 cylinders), 2010 Opel Astra is equipped with a bigger engine. In terms of performance, 2010 Opel Astra (197 HP @ 5600 RPM) has 10 more horse power than 2005 Audi A4. (187 HP @ 5700 RPM) In normal driving conditions, 2010 Opel Astra should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 10 kg more than 2010 Opel Astra.
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, 2010 Opel Astra (262 Nm @ 4200 RPM) has 22 more torque (in Nm) than 2005 Audi A4. (240 Nm @ 1980 RPM). This means 2010 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2010 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2005 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 187 HP | 197 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 240 Nm | 262 Nm |
| Torque RPM | 1980 RPM | 4200 RPM |
| Engine Compression Ratio | 9.3:1 | 8.8:1 |
| Acceleration 0-100mph | 8.2 seconds | 8.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1395 kg | 1385 kg |
| Vehicle Length | 4550 mm | 4260 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2760 mm | 2620 mm |
| Fuel Consumption Overall | 8.6 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
