2006 BMW 330 vs. 2005 Cadillac STS
To start off, 2006 BMW 330 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2005 Cadillac STS would be higher. At 4,565 cc (8 cylinders), 2005 Cadillac STS is equipped with a bigger engine. In terms of performance, 2005 Cadillac STS (321 HP @ 6400 RPM) has 66 more horse power than 2006 BMW 330. (255 HP @ 6600 RPM) In normal driving conditions, 2005 Cadillac STS should accelerate faster than 2006 BMW 330. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 5 kg more than 2006 BMW 330. 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, 2005 Cadillac STS (427 Nm @ 4400 RPM) has 129 more torque (in Nm) than 2006 BMW 330. (298 Nm @ 2750 RPM). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 330. 2005 Cadillac STS has automatic transmission and 2006 BMW 330 has manual transmission. 2006 BMW 330 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 330 | 2005 Cadillac STS | |
| Make | BMW | Cadillac |
| Model | 330 | STS |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 321 HP |
| Engine RPM | 6600 RPM | 6400 RPM |
| Torque | 298 Nm | 427 Nm |
| Torque RPM | 2750 RPM | 4400 RPM |
| Engine Bore Size | 85 mm | 93.1 mm |
| Engine Stroke Size | 88 mm | 84 mm |
| Engine Compression Ratio | 10.7:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 6.3 seconds | 6.2 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1812 kg | 1817 kg |
| Vehicle Length | 4530 mm | 4990 mm |
| Vehicle Width | 1820 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2960 mm |
| Fuel Consumption | 7.8 L/100km | 9.1 L/100km |
| Fuel Consumption City | 11.8 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 9.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 60 L | 66 L |
