2009 BMW M5 vs. 2005 Buick Rainier
To start off, 2009 BMW M5 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Buick Rainier. In addition, the cost of maintenance, including insurance, on 2005 Buick Rainier would be higher. At 4,999 cc (10 cylinders), 2009 BMW M5 is equipped with a bigger engine. In terms of performance, 2009 BMW M5 (500 HP @ 7750 RPM) has 225 more horse power than 2005 Buick Rainier. (275 HP @ 5200 RPM). In normal driving conditions, 2009 BMW M5 should accelerate faster than 2005 Buick Rainier. With that said, vehicle weight also plays an important factor in acceleration. 2005 Buick Rainier weights approximately 251 kg more than 2009 BMW M5.
Because 2005 Buick Rainier is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW M5. In wet, icy, snow, or gravel driving conditions, 2005 Buick Rainier 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, 2009 BMW M5 (520 Nm) has 146 more torque (in Nm) than 2005 Buick Rainier. (374 Nm). This means 2009 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 2005 Buick Rainier.
Compare all specifications:
| 2009 BMW M5 | 2005 Buick Rainier | |
| Make | BMW | Buick |
| Model | M5 | Rainier |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4999 cc | 4163 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 500 HP | 275 HP |
| Engine RPM | 7750 RPM | 5200 RPM |
| Torque | 520 Nm | 374 Nm |
| Engine Bore Size | 92 mm | 93 mm |
| Engine Stroke Size | 75.2 mm | 102 mm |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1836 kg | 2087 kg |
| Vehicle Length | 4860 mm | 4920 mm |
| Vehicle Width | 1850 mm | 1920 mm |
| Vehicle Height | 1480 mm | 1900 mm |
| Wheelbase Size | 2900 mm | 2740 mm |
| Fuel Consumption Overall | 14.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 70 L | 83 L |
