2009 Cadillac STS vs. 2011 Alpina B3
To start off, 2011 Alpina B3 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2009 Cadillac STS would be higher. At 3,599 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2011 Alpina B3 (355 HP @ 5500 RPM) has 53 more horse power than 2009 Cadillac STS. (302 HP @ 6300 RPM) In normal driving conditions, 2011 Alpina B3 should accelerate faster than 2009 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 75 kg more than 2011 Alpina B3.
Because 2011 Alpina B3 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2011 Alpina B3 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, 2011 Alpina B3 (500 Nm @ 3800 RPM) has 131 more torque (in Nm) than 2009 Cadillac STS. (369 Nm @ 5200 RPM). This means 2011 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2009 Cadillac STS | 2011 Alpina B3 | |
| Make | Cadillac | Alpina |
| Model | STS | B3 |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 302 HP | 355 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 369 Nm | 500 Nm |
| Torque RPM | 5200 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1635 kg | 1560 kg |
| Vehicle Length | 5000 mm | 4480 mm |
| Vehicle Width | 1850 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2960 mm | 2730 mm |
