2006 BMW Z4 vs. 2004 Buick Rainier
To start off, 2006 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Buick Rainier. In addition, the cost of maintenance, including insurance, on 2004 Buick Rainier would be higher. At 4,195 cc (6 cylinders), 2004 Buick Rainier is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (338 HP @ 7900 RPM) has 63 more horse power than 2004 Buick Rainier. (275 HP @ 5200 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2004 Buick Rainier. With that said, vehicle weight also plays an important factor in acceleration. 2004 Buick Rainier weights approximately 530 kg more than 2006 BMW Z4.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2004 Buick Rainier (387 Nm) has 22 more torque (in Nm) than 2006 BMW Z4. (365 Nm). This means 2004 Buick Rainier will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 2004 Buick Rainier | |
| Make | BMW | Buick |
| Model | Z4 | Rainier |
| Year Released | 2006 | 2004 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 4195 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 275 HP |
| Engine RPM | 7900 RPM | 5200 RPM |
| Torque | 365 Nm | 387 Nm |
| Engine Compression Ratio | 11.5:1 | 10.1:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1485 kg | 2015 kg |
| Vehicle Length | 4120 mm | 4880 mm |
| Vehicle Width | 1790 mm | 1920 mm |
| Vehicle Height | 1310 mm | 1900 mm |
| Wheelbase Size | 2500 mm | 2780 mm |
| Fuel Consumption Overall | 12.1 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 55 L | 83 L |
