2005 Alpina B7 vs. 2006 Rover 45
To start off, 2006 Rover 45 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Alpina B7. In addition, the cost of maintenance, including insurance, on 2005 Alpina B7 would be higher. At 4,398 cc (8 cylinders), 2005 Alpina B7 is equipped with a bigger engine. In terms of performance, 2005 Alpina B7 (492 HP @ 5500 RPM) has 344 more horse power than 2006 Rover 45. (148 HP @ 6500 RPM). In normal driving conditions, 2005 Alpina B7 should accelerate faster than 2006 Rover 45. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alpina B7 weights approximately 610 kg more than 2006 Rover 45. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Alpina B7 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Alpina B7. However, in wet, icy, snow, or gravel driving conditions, 2006 Rover 45, being front wheel drive (FWD), will offer much better control with better grip. 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 Alpina B7 (700 Nm @ 4250 RPM) has 515 more torque (in Nm) than 2006 Rover 45. (185 Nm @ 4000 RPM). This means 2005 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2006 Rover 45.
Compare all specifications:
| 2005 Alpina B7 | 2006 Rover 45 | |
| Make | Alpina | Rover |
| Model | B7 | 45 |
| Year Released | 2005 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1997 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 492 HP | 148 HP |
| Engine RPM | 5500 RPM | 6500 RPM |
| Torque | 700 Nm | 185 Nm |
| Torque RPM | 4250 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 80 mm |
| Engine Stroke Size | 82.7 mm | 66.2 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 300 km/hour | 203 km/hour |
| Acceleration 0-100mph | 5.5 seconds | 9.5 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1950 kg | 1340 kg |
| Vehicle Length | 5040 mm | 4370 mm |
| Vehicle Width | 1910 mm | 1700 mm |
| Vehicle Height | 1480 mm | 1400 mm |
| Wheelbase Size | 3000 mm | 2630 mm |
| Fuel Tank Capacity | 88 L | 55 L |
