2008 BMW 550 vs. 2006 Toyota Sienna
To start off, 2008 BMW 550 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Toyota Sienna. In addition, the cost of maintenance, including insurance, on 2006 Toyota Sienna would be higher. At 4,799 cc, 2008 BMW 550 is equipped with a bigger engine. In terms of performance, 2008 BMW 550 (360 HP @ 6300 RPM) has 145 more horse power than 2006 Toyota Sienna. (215 HP @ 5600 RPM). In normal driving conditions, 2008 BMW 550 should accelerate faster than 2006 Toyota Sienna.
Because 2008 BMW 550 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 2008 BMW 550. However, in wet, icy, snow, or gravel driving conditions, 2006 Toyota Sienna, 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, 2008 BMW 550 (490 Nm @ 3400 RPM) has 189 more torque (in Nm) than 2006 Toyota Sienna. (301 Nm @ 3600 RPM). This means 2008 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2006 Toyota Sienna.
Compare all specifications:
| 2008 BMW 550 | 2006 Toyota Sienna | |
| Make | BMW | Toyota |
| Model | 550 | Sienna |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 3308 cc |
| Horse Power | 360 HP | 215 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 490 Nm | 301 Nm |
| Torque RPM | 3400 RPM | 3600 RPM |
| Engine Bore Size | 93.1 mm | 92 mm |
| Engine Stroke Size | 88.3 mm | 83 mm |
| Engine Compression Ratio | 10.5:1 | 10.8:1 |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4860 mm | 5090 mm |
| Vehicle Width | 1850 mm | 1970 mm |
| Vehicle Height | 1470 mm | 1760 mm |
| Wheelbase Size | 2890 mm | 3040 mm |
| Fuel Tank Capacity | 70 L | 76 L |
