2009 BMW 635 vs. 2004 Toyota Sienna
To start off, 2009 BMW 635 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Toyota Sienna. In addition, the cost of maintenance, including insurance, on 2004 Toyota Sienna would be higher. At 2,996 cc (6 cylinders), 2004 Toyota Sienna is equipped with a bigger engine. In terms of performance, 2009 BMW 635 (282 HP @ 4400 RPM) has 88 more horse power than 2004 Toyota Sienna. (194 HP @ 5600 RPM). In normal driving conditions, 2009 BMW 635 should accelerate faster than 2004 Toyota Sienna.
Because 2009 BMW 635 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 2009 BMW 635. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2009 BMW 635 (580 Nm @ 1750 RPM) has 307 more torque (in Nm) than 2004 Toyota Sienna. (273 Nm @ 4300 RPM). This means 2009 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 2004 Toyota Sienna.
Compare all specifications:
| 2009 BMW 635 | 2004 Toyota Sienna | |
| Make | BMW | Toyota |
| Model | 635 | Sienna |
| Year Released | 2009 | 2004 |
| Body Type | Convertible | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 194 HP |
| Engine RPM | 4400 RPM | 5600 RPM |
| Torque | 580 Nm | 273 Nm |
| Torque RPM | 1750 RPM | 4300 RPM |
| Engine Bore Size | 84 mm | 87.5 mm |
| Engine Stroke Size | 90 mm | 83 mm |
| Engine Compression Ratio | 17.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Length | 4830 mm | 4920 mm |
| Vehicle Width | 1860 mm | 1870 mm |
| Vehicle Height | 1380 mm | 1720 mm |
| Wheelbase Size | 2790 mm | 2910 mm |
