2007 Opel Astra vs. 2005 Rover 75
To start off, 2007 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Rover 75. In addition, the cost of maintenance, including insurance, on 2005 Rover 75 would be higher. At 1,998 cc (4 cylinders), 2007 Opel Astra is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (197 HP @ 5400 RPM) has 68 more horse power than 2005 Rover 75. (129 HP @ 4000 RPM). In normal driving conditions, 2007 Opel Astra should accelerate faster than 2005 Rover 75. With that said, vehicle weight also plays an important factor in acceleration. 2005 Rover 75 weights approximately 200 kg more than 2007 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, 2005 Rover 75 (300 Nm @ 1900 RPM) has 38 more torque (in Nm) than 2007 Opel Astra. (262 Nm @ 1950 RPM). This means 2005 Rover 75 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra. 2005 Rover 75 has automatic transmission and 2007 Opel Astra has manual transmission. 2007 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Rover 75 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Opel Astra | 2005 Rover 75 | |
| Make | Opel | Rover |
| Model | Astra | 75 |
| Year Released | 2007 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 129 HP |
| Engine RPM | 5400 RPM | 4000 RPM |
| Torque | 262 Nm | 300 Nm |
| Torque RPM | 1950 RPM | 1900 RPM |
| Engine Bore Size | 86.1 mm | 84.1 mm |
| Engine Stroke Size | 86 mm | 88 mm |
| Engine Compression Ratio | 8.8:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 7.8 seconds | 11 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1385 kg | 1585 kg |
| Vehicle Length | 4300 mm | 4750 mm |
| Vehicle Width | 1760 mm | 1780 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2620 mm | 2750 mm |
| Fuel Consumption Overall | 9.3 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 52 L | 65 L |
