2005 BMW Z4 vs. 2010 Chevrolet Cobalt
To start off, 2010 Chevrolet Cobalt is newer by 5 year(s). Which means there will be less support and parts availability for 2005 BMW Z4. In addition, the cost of maintenance, including insurance, on 2005 BMW Z4 would be higher. At 2,171 cc (6 cylinders), 2005 BMW Z4 is equipped with a bigger engine. In terms of performance, 2010 Chevrolet Cobalt (260 HP @ 5300 RPM) has 92 more horse power than 2005 BMW Z4. (168 HP @ 6250 RPM) In normal driving conditions, 2010 Chevrolet Cobalt should accelerate faster than 2005 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW Z4 weights approximately 64 kg more than 2010 Chevrolet Cobalt.
Because 2005 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 2005 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, 2010 Chevrolet Cobalt (353 Nm @ 2000 RPM) has 143 more torque (in Nm) than 2005 BMW Z4. (210 Nm @ 3500 RPM). This means 2010 Chevrolet Cobalt will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW Z4.
Compare all specifications:
| 2005 BMW Z4 | 2010 Chevrolet Cobalt | |
| Make | BMW | Chevrolet |
| Model | Z4 | Cobalt |
| Year Released | 2005 | 2010 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 1999 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 260 HP |
| Engine RPM | 6250 RPM | 5300 RPM |
| Torque | 210 Nm | 353 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 80 mm | 87.6 mm |
| Engine Stroke Size | 72 mm | 86 mm |
| Engine Compression Ratio | 10.8:1 | 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 | 2 doors |
| Vehicle Weight | 1325 kg | 1261 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 | 8.9 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 55 L | 49 L |
