2006 Cadillac STS vs. 2008 BMW 645
To start off, 2008 BMW 645 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2006 Cadillac STS 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 75 more horse power than 2006 Cadillac STS. (253 HP @ 6500 RPM) In normal driving conditions, 2008 BMW 645 should accelerate faster than 2006 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 92 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 108 more torque (in Nm) than 2006 Cadillac STS. (342 Nm @ 3200 RPM). This means 2008 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2006 Cadillac STS.
Compare all specifications:
2006 Cadillac STS | 2008 BMW 645 | |
Make | Cadillac | BMW |
Model | STS | 645 |
Year Released | 2006 | 2008 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 3563 cc | 4398 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 253 HP | 328 HP |
Engine RPM | 6500 RPM | 6100 RPM |
Torque | 342 Nm | 450 Nm |
Torque RPM | 3200 RPM | 3600 RPM |
Engine Bore Size | 94 mm | 92.1 mm |
Engine Stroke Size | 85.6 mm | 82.7 mm |
Engine Compression Ratio | 10.2:1 | 10.0:1 |
Fuel Type | Gasoline - Premium | Gasoline - Premium |
Acceleration 0-100mph | 7.4 seconds | 5.6 seconds |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1782 kg | 1690 kg |
Vehicle Length | 4990 mm | 4830 mm |
Vehicle Width | 1850 mm | 1860 mm |
Vehicle Height | 1470 mm | 1380 mm |
Wheelbase Size | 2960 mm | 2790 mm |
Fuel Consumption Overall | 12.4 L/100km | 11.8 L/100km |
Fuel Tank Capacity | 66 L | 70 L |