2007 BMW Z4 vs. 2005 Volkswagen Polo
To start off, 2007 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Volkswagen Polo. In addition, the cost of maintenance, including insurance, on 2005 Volkswagen Polo would be higher. At 2,171 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (168 HP @ 6250 RPM) has 67 more horse power than 2005 Volkswagen Polo. (101 HP @ 5700 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2005 Volkswagen Polo.
Because 2007 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 2007 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2005 Volkswagen Polo, 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, 2007 BMW Z4 (210 Nm @ 3500 RPM) has 55 more torque (in Nm) than 2005 Volkswagen Polo. (155 Nm @ 3800 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Volkswagen Polo.
Compare all specifications:
| 2007 BMW Z4 | 2005 Volkswagen Polo | |
| Make | BMW | Volkswagen |
| Model | Z4 | Polo |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 1596 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 101 HP |
| Engine RPM | 6250 RPM | 5700 RPM |
| Torque | 210 Nm | 155 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 80 mm | 81 mm |
| Engine Stroke Size | 72 mm | 77.4 mm |
| Engine Compression Ratio | 10.8:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4100 mm | 4180 mm |
| Vehicle Width | 1790 mm | 1660 mm |
| Vehicle Height | 1310 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2470 mm |
| Fuel Tank Capacity | 55 L | 55 L |
