2009 Chevrolet Cobalt vs. 2013 BMW 6 series
To start off, 2013 BMW 6 series is newer by 4 year(s). Which means there will be less support and parts availability for 2009 Chevrolet Cobalt. In addition, the cost of maintenance, including insurance, on 2009 Chevrolet Cobalt would be higher. At 4,395 cc (8 cylinders), 2013 BMW 6 series is equipped with a bigger engine. In terms of performance, 2013 BMW 6 series (439 HP @ 6000 RPM) has 284 more horse power than 2009 Chevrolet Cobalt. (155 HP @ 6100 RPM) In normal driving conditions, 2013 BMW 6 series should accelerate faster than 2009 Chevrolet Cobalt. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 6 series weights approximately 300 kg more than 2009 Chevrolet Cobalt. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 6 series 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 2013 BMW 6 series. However, in wet, icy, snow, or gravel driving conditions, 2009 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, 2013 BMW 6 series (651 Nm @ 4500 RPM) has 448 more torque (in Nm) than 2009 Chevrolet Cobalt. (203 Nm @ 4900 RPM). This means 2013 BMW 6 series will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet Cobalt.
Compare all specifications:
| 2009 Chevrolet Cobalt | 2013 BMW 6 series | |
| Make | Chevrolet | BMW |
| Model | Cobalt | 6 series |
| Year Released | 2009 | 2013 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2201 cc | 4395 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 155 HP | 439 HP |
| Engine RPM | 6100 RPM | 6000 RPM |
| Torque | 203 Nm | 651 Nm |
| Torque RPM | 4900 RPM | 4500 RPM |
| Engine Compression Ratio | 10.0:1 | 10.0 :1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1750 kg | 2050 kg |
| Vehicle Length | 4590 mm | 4897 mm |
| Vehicle Width | 1730 mm | 1895 mm |
| Vehicle Height | 1420 mm | 1364 mm |
| Wheelbase Size | 2630 mm | 2855 mm |
| Fuel Consumption | 6.4 L/100km | 10.2 L/100km |
| Fuel Consumption City | 9.4 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 49 L | 70 L |
