2007 BMW M6 vs. 2005 Pontiac Bonneville
To start off, 2007 BMW M6 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 2005 Pontiac Bonneville would be higher. At 4,999 cc (10 cylinders), 2007 BMW M6 is equipped with a bigger engine. In terms of performance, 2007 BMW M6 (500 HP @ 7750 RPM) has 225 more horse power than 2005 Pontiac Bonneville. (275 HP @ 5200 RPM). In normal driving conditions, 2007 BMW M6 should accelerate faster than 2005 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M6 weights approximately 221 kg more than 2005 Pontiac Bonneville. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW M6 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 M6. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2007 BMW M6 (519 Nm) has 112 more torque (in Nm) than 2005 Pontiac Bonneville. (407 Nm). This means 2007 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Pontiac Bonneville. 2005 Pontiac Bonneville has automatic transmission and 2007 BMW M6 has manual transmission. 2007 BMW M6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Pontiac Bonneville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW M6 | 2005 Pontiac Bonneville | |
| Make | BMW | Pontiac |
| Model | M6 | Bonneville |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4999 cc | 4572 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 500 HP | 275 HP |
| Engine RPM | 7750 RPM | 5200 RPM |
| Torque | 519 Nm | 407 Nm |
| Engine Compression Ratio | 12.0:1 | 10.0:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1940 kg | 1719 kg |
| Vehicle Length | 4880 mm | 5150 mm |
| Vehicle Width | 1860 mm | 1890 mm |
| Vehicle Height | 1380 mm | 1440 mm |
| Wheelbase Size | 2790 mm | 2860 mm |
| Fuel Consumption Highway | 12.5 L/100km | 9.8 L/100km |
| Fuel Consumption City | 19.8 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 17 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 70 L | 68 L |
