2009 Alpina B7 vs. 2003 Buick Century
To start off, 2009 Alpina B7 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Buick Century. In addition, the cost of maintenance, including insurance, on 2003 Buick Century would be higher. At 4,396 cc (8 cylinders), 2009 Alpina B7 is equipped with a bigger engine. In terms of performance, 2009 Alpina B7 (493 HP @ 5500 RPM) has 317 more horse power than 2003 Buick Century. (176 HP @ 5200 RPM). In normal driving conditions, 2009 Alpina B7 should accelerate faster than 2003 Buick Century. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alpina B7 weights approximately 440 kg more than 2003 Buick Century. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 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 2009 Alpina B7. However, in wet, icy, snow, or gravel driving conditions, 2003 Buick Century, 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, 2009 Alpina B7 (700 Nm @ 4250 RPM) has 436 more torque (in Nm) than 2003 Buick Century. (264 Nm @ 4000 RPM). This means 2009 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2003 Buick Century.
Compare all specifications:
| 2009 Alpina B7 | 2003 Buick Century | |
| Make | Alpina | Buick |
| Model | B7 | Century |
| Year Released | 2009 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4396 cc | 3134 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 493 HP | 176 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 700 Nm | 264 Nm |
| Torque RPM | 4250 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 89 mm |
| Engine Stroke Size | 82.7 mm | 84 mm |
| Engine Compression Ratio | 9.0:1 | 9.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1960 kg | 1520 kg |
| Vehicle Length | 5050 mm | 4950 mm |
| Vehicle Width | 1910 mm | 1850 mm |
| Vehicle Height | 1480 mm | 1440 mm |
| Wheelbase Size | 3000 mm | 2780 mm |
| Fuel Consumption Overall | 12.8 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 88 L | 64 L |
