2007 BMW 525 vs. 2003 Pontiac Bonneville
To start off, 2007 BMW 525 is newer by 4 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 3,791 cc (6 cylinders), 2003 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2007 BMW 525 (215 HP) has 15 more horse power than 2003 Pontiac Bonneville. (200 HP). In normal driving conditions, 2007 BMW 525 should accelerate faster than 2003 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac Bonneville weights approximately 65 kg more than 2007 BMW 525.
Because 2007 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Pontiac Bonneville. In wet, icy, snow, or gravel driving conditions, 2007 BMW 525 will offer significantly more control. 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 (311 Nm @ 4000 RPM) has 61 more torque (in Nm) than 2007 BMW 525. (250 Nm @ 2750 RPM). This means 2003 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 525. 2003 Pontiac Bonneville has automatic transmission and 2007 BMW 525 has manual transmission. 2007 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Pontiac Bonneville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 525 | 2003 Pontiac Bonneville | |
| Make | BMW | Pontiac |
| Model | 525 | Bonneville |
| Year Released | 2007 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 215 HP | 200 HP |
| Torque | 250 Nm | 311 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Engine Bore Size | 78.8 mm | 96.5 mm |
| Engine Stroke Size | 82 mm | 86.4 mm |
| Engine Compression Ratio | 11.0:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1565 kg | 1630 kg |
| Vehicle Length | 4850 mm | 5110 mm |
| Vehicle Width | 1850 mm | 1890 mm |
| Vehicle Height | 1470 mm | 1440 mm |
| Wheelbase Size | 2890 mm | 2880 mm |
| Fuel Tank Capacity | 70 L | 68 L |
