2003 Pontiac Bonneville vs. 2012 BMW X6
To start off, 2012 BMW X6 is newer by 9 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, 2012 BMW X6 (555 HP @ 6000 RPM) has 280 more horse power than 2003 Pontiac Bonneville. (275 HP @ 5600 RPM) In normal driving conditions, 2012 BMW X6 should accelerate faster than 2003 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW X6 weights approximately 696 kg more than 2003 Pontiac Bonneville. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 BMW X6 is all wheel drive (AWD), it will have significant more traction and grip than 2003 Pontiac Bonneville. In wet, icy, snow, or gravel driving conditions, 2012 BMW X6 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, 2012 BMW X6 (677 Nm @ 1500 RPM) has 379 more torque (in Nm) than 2003 Pontiac Bonneville. (298 Nm @ 4000 RPM). This means 2012 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 2003 Pontiac Bonneville.
Compare all specifications:
| 2003 Pontiac Bonneville | 2012 BMW X6 | |
| Make | Pontiac | BMW |
| Model | Bonneville | X6 |
| Year Released | 2003 | 2012 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 4400 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 275 HP | 555 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 298 Nm | 677 Nm |
| Torque RPM | 4000 RPM | 1500 RPM |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | 6-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1719 kg | 2415 kg |
| Vehicle Length | 5150 mm | 4877 mm |
| Vehicle Width | 1890 mm | 1983 mm |
| Vehicle Height | 1440 mm | 1690 mm |
| Wheelbase Size | 2790 mm | 2933 mm |
| Fuel Tank Capacity | 70 L | 85 L |
