2005 Chevrolet Cobalt vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 1 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 2,196 cc (4 cylinders), 2005 Chevrolet Cobalt is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (168 HP @ 6250 RPM) has 23 more horse power than 2005 Chevrolet Cobalt. (145 HP @ 5600 RPM) In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2005 Chevrolet Cobalt. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Cobalt weights approximately 95 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, 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, both vehicles can yield 210 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 2006 BMW Z4 has automatic transmission and 2005 Chevrolet Cobalt has manual transmission. 2005 Chevrolet Cobalt will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Chevrolet Cobalt | 2006 BMW Z4 | |
| Make | Chevrolet | BMW |
| Model | Cobalt | Z4 |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2196 cc | 2170 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 145 HP | 168 HP |
| Engine RPM | 5600 RPM | 6250 RPM |
| Torque | 210 Nm | 210 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 86 mm | 80 mm |
| Engine Stroke Size | 94.6 mm | 72 mm |
| Engine Compression Ratio | 10.0:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1420 kg | 1325 kg |
| Vehicle Length | 4590 mm | 4100 mm |
| Vehicle Width | 1730 mm | 1790 mm |
| Vehicle Height | 1460 mm | 1310 mm |
| Wheelbase Size | 2630 mm | 2500 mm |
| Fuel Consumption Overall | 8.4 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 49 L | 55 L |
