2009 BMW 525 vs. 2003 Pontiac Bonneville
To start off, 2009 BMW 525 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 2003 Pontiac Bonneville would be higher. At 4,565 cc (8 cylinders), 2003 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2003 Pontiac Bonneville (275 HP @ 5600 RPM) has 60 more horse power than 2009 BMW 525. (215 HP @ 6500 RPM) In normal driving conditions, 2003 Pontiac Bonneville should accelerate faster than 2009 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac Bonneville weights approximately 224 kg more than 2009 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 525 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 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 2003 Pontiac Bonneville, 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, 2003 Pontiac Bonneville (298 Nm @ 4000 RPM) has 48 more torque (in Nm) than 2009 BMW 525. (250 Nm @ 2900 RPM). This means 2003 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 525.
Compare all specifications:
| 2009 BMW 525 | 2003 Pontiac Bonneville | |
| Make | BMW | Pontiac |
| Model | 525 | Bonneville |
| Year Released | 2009 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 275 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 250 Nm | 298 Nm |
| Torque RPM | 2900 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 93.1 mm |
| Engine Stroke Size | 78.8 mm | 84 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1495 kg | 1719 kg |
| Vehicle Length | 4850 mm | 5150 mm |
| Vehicle Width | 1470 mm | 1890 mm |
| Vehicle Height | 1850 mm | 1440 mm |
| Wheelbase Size | 2890 mm | 2790 mm |
| Fuel Tank Capacity | 70 L | 70 L |
