2009 BMW Z4 vs. 2001 Toyota Sienna
To start off, 2009 BMW Z4 is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Toyota Sienna. In addition, the cost of maintenance, including insurance, on 2001 Toyota Sienna would be higher. At 2,982 cc (6 cylinders), 2001 Toyota Sienna is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (215 HP @ 6500 RPM) has 13 more horse power than 2001 Toyota Sienna. (202 HP @ 5200 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2001 Toyota Sienna. With that said, vehicle weight also plays an important factor in acceleration. 2001 Toyota Sienna weights approximately 415 kg more than 2009 BMW Z4.
Because 2009 BMW Z4 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 Z4. However, in wet, icy, snow, or gravel driving conditions, 2001 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, 2001 Toyota Sienna (280 Nm @ 4300 RPM) has 30 more torque (in Nm) than 2009 BMW Z4. (250 Nm @ 2000 RPM). This means 2001 Toyota Sienna will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4.
Compare all specifications:
| 2009 BMW Z4 | 2001 Toyota Sienna | |
| Make | BMW | Toyota |
| Model | Z4 | Sienna |
| Year Released | 2009 | 2001 |
| Body Type | Convertible | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 2982 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 202 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 250 Nm | 280 Nm |
| Torque RPM | 2000 RPM | 4300 RPM |
| Engine Bore Size | 82 mm | 87.5 mm |
| Engine Stroke Size | 78.8 mm | 83 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1290 kg | 1705 kg |
| Vehicle Length | 4100 mm | 4920 mm |
| Vehicle Width | 1790 mm | 1870 mm |
| Vehicle Height | 1310 mm | 1720 mm |
| Wheelbase Size | 2500 mm | 2910 mm |
