2008 BMW 645 vs. 2009 Cadillac CTS
To start off, 2009 Cadillac CTS is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW 645. In addition, the cost of maintenance, including insurance, on 2008 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2008 BMW 645 is equipped with a bigger engine. In terms of performance, 2008 BMW 645 (328 HP @ 6100 RPM) has 149 more horse power than 2009 Cadillac CTS. (179 HP @ 6000 RPM). In normal driving conditions, 2008 BMW 645 should accelerate faster than 2009 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac CTS weights approximately 98 kg more than 2008 BMW 645.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 645 (450 Nm @ 3600 RPM) has 218 more torque (in Nm) than 2009 Cadillac CTS. (232 Nm @ 3400 RPM). This means 2008 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac CTS.
Compare all specifications:
| 2008 BMW 645 | 2009 Cadillac CTS | |
| Make | BMW | Cadillac |
| Model | 645 | CTS |
| Year Released | 2008 | 2009 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2597 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 179 HP |
| Engine RPM | 6100 RPM | 6000 RPM |
| Torque | 450 Nm | 232 Nm |
| Torque RPM | 3600 RPM | 3400 RPM |
| Engine Bore Size | 92.1 mm | 83.3 mm |
| Engine Stroke Size | 82.7 mm | 79.6 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 5.6 seconds | 9.3 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1690 kg | 1788 kg |
| Vehicle Length | 4830 mm | 4830 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1450 mm |
| Wheelbase Size | 2790 mm | 2890 mm |
| Fuel Consumption Overall | 11.8 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 70 L | 68 L |
