2008 BMW Z4 vs. 2005 Chevrolet Cobalt
To start off, 2008 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Cobalt. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Cobalt would be higher. At 2,996 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (261 HP @ 6600 RPM) has 118 more horse power than 2005 Chevrolet Cobalt. (143 HP @ 5600 RPM). In normal driving conditions, 2008 BMW Z4 should accelerate faster than 2005 Chevrolet Cobalt. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW Z4 weights approximately 129 kg more than 2005 Chevrolet Cobalt. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 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 2008 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2008 BMW Z4 (316 Nm @ 2750 RPM) has 106 more torque (in Nm) than 2005 Chevrolet Cobalt. (210 Nm @ 4000 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Cobalt.
Compare all specifications:
| 2008 BMW Z4 | 2005 Chevrolet Cobalt | |
| Make | BMW | Chevrolet |
| Model | Z4 | Cobalt |
| Year Released | 2008 | 2005 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2189 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 261 HP | 143 HP |
| Engine RPM | 6600 RPM | 5600 RPM |
| Torque | 316 Nm | 210 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Engine Bore Size | 85 mm | 86.1 mm |
| Engine Stroke Size | 88 mm | 94.5 mm |
| 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 | 1395 kg | 1266 kg |
| Vehicle Length | 4100 mm | 4590 mm |
| Vehicle Width | 1790 mm | 1730 mm |
| Vehicle Height | 1270 mm | 1460 mm |
| Wheelbase Size | 2500 mm | 2630 mm |
| Fuel Consumption City | 13.1 L/100km | 9.4 L/100km |
| Fuel Consumption Overall | 8.9 L/100km | 14 L/100km |
| Fuel Tank Capacity | 55 L | 117 L |
