2008 BMW 730 vs. 2009 Cadillac STS
To start off, 2009 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW 730. In addition, the cost of maintenance, including insurance, on 2008 BMW 730 would be higher. At 3,564 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (300 HP) has 46 more horse power than 2008 BMW 730. (254 HP) In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2008 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 730 weights approximately 153 kg more than 2009 Cadillac STS.
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 730 (300 Nm @ 2500 RPM) has 27 more torque (in Nm) than 2009 Cadillac STS. (273 Nm @ 5200 RPM). This means 2008 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2008 BMW 730 | 2009 Cadillac STS | |
| Make | BMW | Cadillac |
| Model | 730 | STS |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 3564 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 300 HP |
| Torque | 300 Nm | 273 Nm |
| Torque RPM | 2500 RPM | 5200 RPM |
| Engine Compression Ratio | 10.7:1 | 11.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 244 km/hour | 230 km/hour |
| Acceleration 0-100mph | 8.1 seconds | 7.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1935 kg | 1782 kg |
| Vehicle Length | 5040 mm | 4990 mm |
| Vehicle Width | 1910 mm | 1850 mm |
| Vehicle Height | 1500 mm | 1470 mm |
| Wheelbase Size | 3000 mm | 2960 mm |
| Fuel Consumption Overall | 10.1 L/100km | 12.7 L/100km |
| Fuel Tank Capacity | 88 L | 58 L |
