2007 BMW 523 vs. 2002 Buick Century
To start off, 2007 BMW 523 is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Buick Century. In addition, the cost of maintenance, including insurance, on 2002 Buick Century would be higher. At 3,135 cc (6 cylinders), 2002 Buick Century is equipped with a bigger engine. In terms of performance, 2002 Buick Century (176 HP @ 5200 RPM) has 1 more horse power than 2007 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2002 Buick Century should accelerate faster than 2007 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2002 Buick Century weights approximately 30 kg more than 2007 BMW 523. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 523 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 2007 BMW 523. However, in wet, icy, snow, or gravel driving conditions, 2002 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, 2002 Buick Century (264 Nm @ 4000 RPM) has 34 more torque (in Nm) than 2007 BMW 523. (230 Nm @ 3500 RPM). This means 2002 Buick Century will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 523. 2002 Buick Century has automatic transmission and 2007 BMW 523 has manual transmission. 2007 BMW 523 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 Buick Century will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 523 | 2002 Buick Century | |
| Make | BMW | Buick |
| Model | 523 | Century |
| Year Released | 2007 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 3135 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 175 HP | 176 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 230 Nm | 264 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 89 mm |
| Engine Stroke Size | 78.8 mm | 84 mm |
| Engine Compression Ratio | 11.0:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1520 kg |
| Vehicle Length | 4850 mm | 4950 mm |
| Vehicle Width | 1470 mm | 1850 mm |
| Vehicle Height | 1850 mm | 1440 mm |
| Wheelbase Size | 2890 mm | 2780 mm |
| Fuel Consumption Overall | 8.5 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
