2006 BMW Z4 vs. 2010 Chevrolet Cobalt
To start off, 2010 Chevrolet Cobalt is newer by 4 year(s). Which means there will be less support and parts availability for 2006 BMW Z4. In addition, the cost of maintenance, including insurance, on 2006 BMW Z4 would be higher. At 2,492 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (189 HP @ 6000 RPM) has 33 more horse power than 2010 Chevrolet Cobalt. (156 HP @ 6100 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2010 Chevrolet Cobalt. With that said, vehicle weight also plays an important factor in acceleration. 2010 Chevrolet Cobalt weights approximately 85 kg more than 2006 BMW Z4.
Because 2006 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 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2010 Chevrolet Cobalt, 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, 2006 BMW Z4 (245 Nm @ 3500 RPM) has 42 more torque (in Nm) than 2010 Chevrolet Cobalt. (203 Nm @ 4900 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2010 Chevrolet Cobalt.
Compare all specifications:
| 2006 BMW Z4 | 2010 Chevrolet Cobalt | |
| Make | BMW | Chevrolet |
| Model | Z4 | Cobalt |
| Year Released | 2006 | 2010 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2201 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 156 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 245 Nm | 203 Nm |
| Torque RPM | 3500 RPM | 4900 RPM |
| Engine Compression Ratio | 11.0:1 | 9.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1335 kg | 1420 kg |
| Vehicle Length | 4100 mm | 4590 mm |
| Vehicle Width | 1790 mm | 1730 mm |
| Vehicle Height | 1310 mm | 1460 mm |
| Wheelbase Size | 2500 mm | 2630 mm |
| Fuel Consumption Overall | 9 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 55 L | 49 L |
