2006 BMW 530 vs. 2003 Buick Century
To start off, 2006 BMW 530 is newer by 3 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 3,134 cc (6 cylinders), 2003 Buick Century is equipped with a bigger engine. In terms of performance, 2006 BMW 530 (255 HP @ 6600 RPM) has 79 more horse power than 2003 Buick Century. (176 HP @ 5200 RPM). In normal driving conditions, 2006 BMW 530 should accelerate faster than 2003 Buick Century.
Because 2006 BMW 530 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 2006 BMW 530. 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, 2006 BMW 530 (298 Nm @ 2750 RPM) has 34 more torque (in Nm) than 2003 Buick Century. (264 Nm @ 4000 RPM). This means 2006 BMW 530 will have an easier job in driving up hills or pulling heavy equipment than 2003 Buick Century.
Compare all specifications:
| 2006 BMW 530 | 2003 Buick Century | |
| Make | BMW | Buick |
| Model | 530 | Century |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 3134 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 255 HP | 176 HP |
| Engine RPM | 6600 RPM | 5200 RPM |
| Torque | 298 Nm | 264 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Engine Bore Size | 85 mm | 89 mm |
| Engine Stroke Size | 88 mm | 84 mm |
| Engine Compression Ratio | 17.0:1 | 9.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4860 mm | 4950 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1440 mm |
| Wheelbase Size | 2890 mm | 2780 mm |
| Fuel Consumption Highway | 8 L/100km | 7.8 L/100km |
| Fuel Consumption City | 11.9 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 10 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
