2006 BMW 525 vs. 2008 Cadillac STS
To start off, 2008 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2006 BMW 525. In addition, the cost of maintenance, including insurance, on 2006 BMW 525 would be higher. At 4,565 cc (8 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (321 HP @ 6400 RPM) has 106 more horse power than 2006 BMW 525. (215 HP @ 6500 RPM) In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2006 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 247 kg more than 2006 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2006 BMW 525 will offer significantly more control. 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 Cadillac STS (427 Nm @ 4400 RPM) has 177 more torque (in Nm) than 2006 BMW 525. (250 Nm @ 2750 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 525. 2008 Cadillac STS has automatic transmission and 2006 BMW 525 has manual transmission. 2006 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 525 | 2008 Cadillac STS | |
| Make | BMW | Cadillac |
| Model | 525 | STS |
| Year Released | 2006 | 2008 |
| 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 - Premium | Gasoline - Premium |
| Top Speed | 237 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 6.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1565 kg | 1812 kg |
| Vehicle Length | 4850 mm | 4990 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2960 mm |
| Fuel Consumption | 7.4 L/100km | 9.1 L/100km |
| Fuel Consumption City | 13.9 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 9.8 L/100km | 14.5 L/100km |
| Fuel Tank Capacity | 70 L | 66 L |
