2008 Opel Astra vs. 2004 Rover 75
To start off, 2008 Opel Astra is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Rover 75. In addition, the cost of maintenance, including insurance, on 2004 Rover 75 would be higher. At 2,497 cc (6 cylinders), 2004 Rover 75 is equipped with a bigger engine. In terms of performance, 2004 Rover 75 (175 HP @ 6250 RPM) has 71 more horse power than 2008 Opel Astra. (104 HP @ 6000 RPM) In normal driving conditions, 2004 Rover 75 should accelerate faster than 2008 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Rover 75 weights approximately 20 kg more than 2008 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 Rover 75 (240 Nm @ 4000 RPM) has 90 more torque (in Nm) than 2008 Opel Astra. (150 Nm @ 3900 RPM). This means 2004 Rover 75 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
| 2008 Opel Astra | 2004 Rover 75 | |
| Make | Opel | Rover |
| Model | Astra | 75 |
| Year Released | 2008 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1596 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 104 HP | 175 HP |
| Engine RPM | 6000 RPM | 6250 RPM |
| Torque | 150 Nm | 240 Nm |
| Torque RPM | 3900 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 186 km/hour | 215 km/hour |
| Acceleration 0-100mph | 14.1 seconds | 8.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1515 kg | 1535 kg |
| Vehicle Length | 4480 mm | 4750 mm |
| Vehicle Width | 2030 mm | 1780 mm |
| Vehicle Height | 1840 mm | 1430 mm |
| Wheelbase Size | 2620 mm | 2750 mm |
| Fuel Consumption Overall | 7 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 52 L | 65 L |
