2007 BMW 325 vs. 2006 Cadillac STS
To start off, 2007 BMW 325 is newer by 1 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 4,565 cc (8 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (321 HP @ 6400 RPM) has 106 more horse power than 2007 BMW 325. (215 HP @ 6500 RPM) In normal driving conditions, 2006 Cadillac STS should accelerate faster than 2007 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 294 kg more than 2007 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2006 Cadillac STS (427 Nm @ 4400 RPM) has 177 more torque (in Nm) than 2007 BMW 325. (250 Nm @ 2750 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 325.
Compare all specifications:
| 2007 BMW 325 | 2006 Cadillac STS | |
| Make | BMW | Cadillac |
| Model | 325 | STS |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 321 HP |
| Engine RPM | 6500 RPM | 6400 RPM |
| Torque | 250 Nm | 427 Nm |
| Torque RPM | 2750 RPM | 4400 RPM |
| Engine Bore Size | 78.8 mm | 93 mm |
| Engine Stroke Size | 82 mm | 84 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 245 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.7 seconds | 6.2 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 | 1524 kg | 1818 kg |
| Vehicle Length | 4530 mm | 4990 mm |
| Vehicle Width | 1430 mm | 1850 mm |
| Vehicle Height | 1820 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2960 mm |
| Fuel Consumption | 7.8 L/100km | 9.1 L/100km |
| Fuel Consumption Overall | 9 L/100km | 14.5 L/100km |
| Fuel Tank Capacity | 60 L | 66 L |
